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    Javadream

    A long way and a dream.

    FreeBSD內核參數描述

    Posted on 2007-01-17 17:41 oxl 閱讀(1497) 評論(1)  編輯  收藏

    #sysctl -ad >> kernel.da

    kern.ostype: Operating system type
    kern.osrelease: Operating system release
    kern.osrevision: Operating system revision
    kern.version: Kernel version
    kern.maxvnodes: Maximum number of vnodes
    kern.maxproc: Maximum number of processes
    kern.maxfiles: Maximum number of files
    kern.argmax: Maximum bytes of argument to execve(2)
    kern.securelevel: Current secure level
    kern.hostname: Hostname
    kern.hostid: Host ID
    kern.clockrate: Rate and period of various kernel clocks
    kern.proc.all: Return entire process table
    kern.proc.pid: Process table
    kern.proc.pgrp: Process table
    kern.proc.sid: Process table
    kern.proc.tty: Process table
    kern.proc.uid: Process table
    kern.proc.ruid: Process table
    kern.proc.args: Process argument list
    kern.proc.proc: Return process table, no threads
    kern.proc.sv_name: Process syscall vector name (ABI type)
    kern.proc.rgid: Process table
    kern.proc.gid: Process table
    kern.proc.pathname: Process executable path
    kern.proc.pid_td: Process table
    kern.proc.pgrp_td: Process table
    kern.proc.sid_td: Process table
    kern.proc.tty_td: Process table
    kern.proc.uid_td: Process table
    kern.proc.ruid_td: Process table
    kern.proc.proc_td: Return process table, no threads
    kern.proc.rgid_td: Process table
    kern.proc.gid_td: Process table
    kern.file: Entire file table
    kern.posix1version: Version of POSIX attempting to comply to
    kern.ngroups: Maximum number of groups a user can belong to
    kern.job_control: Whether job control is available
    kern.saved_ids: Whether saved set-group/user ID is available
    kern.boottime: System boottime
    kern.domainname: Name of the current YP/NIS domain
    kern.osreldate: Kernel release date
    kern.bootfile: Name of kernel file booted
    kern.maxfilesperproc: Maximum files allowed open per process
    kern.maxprocperuid: Maximum processes allowed per userid
    kern.ipc.maxsockbuf: Maximum socket buffer size
    kern.ipc.sockbuf_waste_factor:
    kern.ipc.somaxconn: Maximum pending socket connection queue size
    kern.ipc.max_linkhdr:
    kern.ipc.max_protohdr:
    kern.ipc.max_hdr:
    kern.ipc.max_datalen:
    kern.ipc.nmbclusters: Maximum number of mbuf clusters allowed
    kern.ipc.mbstat: Mbuf general information and statistics
    kern.ipc.maxpipekva: Pipe KVA limit
    kern.ipc.pipes: Current # of pipes
    kern.ipc.pipekva: Pipe KVA usage
    kern.ipc.pipefragretry: Pipe allocation retries due to fragmentation
    kern.ipc.pipeallocfail: Pipe allocation failures
    kern.ipc.piperesizefail: Pipe resize failures
    kern.ipc.piperesizeallowed: Pipe resizing allowed
    kern.ipc.msgmax: Maximum message size
    kern.ipc.msgmni: Number of message queue identifiers
    kern.ipc.msgmnb: Maximum number of bytes in a queue
    kern.ipc.msgtql: Maximum number of messages in the system
    kern.ipc.msgssz: Size of a message segment
    kern.ipc.msgseg: Number of message segments
    kern.ipc.msqids: Message queue IDs
    kern.ipc.semmap: Number of entries in the semaphore map
    kern.ipc.semmni: Number of semaphore identifiers
    kern.ipc.semmns: Maximum number of semaphores in the system
    kern.ipc.semmnu: Maximum number of undo structures in the system
    kern.ipc.semmsl: Max semaphores per id
    kern.ipc.semopm: Max operations per semop call
    kern.ipc.semume: Max undo entries per process
    kern.ipc.semusz: Size in bytes of undo structure
    kern.ipc.semvmx: Semaphore maximum value
    kern.ipc.semaem: Adjust on exit max value
    kern.ipc.sema:
    kern.ipc.shmmax: Maximum shared memory segment size
    kern.ipc.shmmin: Minimum shared memory segment size
    kern.ipc.shmmni: Number of shared memory identifiers
    kern.ipc.shmseg: Number of segments per process
    kern.ipc.shmall: Maximum number of pages available for shared memory
    kern.ipc.shm_use_phys: Enable/Disable locking of shared memory pages in core
    kern.ipc.shm_allow_removed: Enable/Disable attachment to attached segments marked for removal
    kern.ipc.shmsegs: Current number of shared memory segments allocated
    kern.ipc.numopensockets: Number of open sockets
    kern.ipc.maxsockets: Maximum number of sockets avaliable
    kern.ipc.nsfbufs: Maximum number of sendfile(2) sf_bufs available
    kern.ipc.nsfbufspeak: Number of sendfile(2) sf_bufs at peak usage
    kern.ipc.nsfbufsused: Number of sendfile(2) sf_bufs in use
    kern.dummy:
    kern.ps_strings:
    kern.usrstack:
    kern.logsigexit: Log processes quitting on abnormal signals to syslog(3)
    kern.iov_max: Maximum number of elements in an I/O vector; sysconf(_SC_IOV_MAX)
    kern.cam.cam_srch_hi: allow search above LUN 7 for SCSI3 and greater devices
    kern.cam.scsi_delay: Delay to allow devices to settle after a SCSI bus reset (ms)
    kern.cam.da.retry_count: Normal I/O retry count
    kern.cam.da.default_timeout: Normal I/O timeout (in seconds)
    kern.cam.da.0.minimum_cmd_size: Minimum CDB size
    kern.cam.da.1.minimum_cmd_size: Minimum CDB size
    kern.devname: devname(3) handler
    kern.disks: names of available disks
    kern.geom.confxml: Dump the GEOM config in XML
    kern.geom.confdot: Dump the GEOM config in dot
    kern.geom.conftxt: Dump the GEOM config in txt
    kern.geom.debugflags:
    kern.geom.collectstats:
    kern.elf32.fallback_brand: ELF32 brand of last resort
    kern.init_path: Path used to search the init process
    kern.init_shutdown_timeout:
    kern.acct_suspend: percentage of free disk space below which accounting stops
    kern.acct_resume: percentage of free disk space above which accounting resumes
    kern.acct_chkfreq: frequency for checking the free space
    kern.cp_time: CPU time statistics
    kern.openfiles: System-wide number of open files
    kern.kq_calloutmax: Maximum number of callouts allocated for kqueue
    kern.stackprot:
    kern.ps_arg_cache_limit:
    kern.lastpid: Last used PID
    kern.randompid: Random PID modulus
    kern.ktrace.genio_size: Maximum size of genio event payload
    kern.ktrace.request_pool:
    kern.module_path: module load search path
    kern.function_list: kernel function list
    kern.malloc: Malloc Stats
    kern.malloc_stats: Return malloc types
    kern.malloc_count: Count of kernel malloc types
    kern.ident: Kernel identifier
    kern.maxusers: Hint for kernel tuning
    kern.fallback_elf_brand: compatibility for kern.fallback_elf_brand
    kern.ntp_pll.gettime:
    kern.kstack_pages:
    kern.sync_on_panic: Do a sync before rebooting from a panic
    kern.shutdown.poweroff_delay:
    kern.shutdown.kproc_shutdown_wait:
    kern.sugid_coredump: Enable coredumping set user/group ID processes
    kern.coredump: Enable/Disable coredumps
    kern.nodump_coredump: Enable setting the NODUMP flag on coredump files
    kern.corefile: process corefile name format string
    kern.fscale:
    kern.timecounter.stepwarnings:
    kern.timecounter.nbinuptime:
    kern.timecounter.nnanouptime:
    kern.timecounter.nmicrouptime:
    kern.timecounter.nbintime:
    kern.timecounter.nnanotime:
    kern.timecounter.nmicrotime:
    kern.timecounter.ngetbinuptime:
    kern.timecounter.ngetnanouptime:
    kern.timecounter.ngetmicrouptime:
    kern.timecounter.ngetbintime:
    kern.timecounter.ngetnanotime:
    kern.timecounter.ngetmicrotime:
    kern.timecounter.nsetclock:
    kern.timecounter.hardware:
    kern.timecounter.choice:
    kern.timecounter.tick:
    kern.threads.thr_scope: sys or proc scope scheduling
    kern.threads.thr_concurrency: a concurrency value if not default
    kern.threads.debug: thread debug
    kern.threads.max_threads_per_proc: Limit on threads per proc
    kern.threads.max_groups_per_proc: Limit on thread groups per proc
    kern.threads.max_threads_hits:
    kern.threads.virtual_cpu: debug virtual cpus
    kern.sched.name: Scheduler name
    kern.sched.quantum: Roundrobin scheduling quantum in microseconds
    kern.sched.followon: allow threads to share a quantum
    kern.sched.pfollowons: number of followons done to a different ksegrp
    kern.sched.kgfollowons: number of followons done in a ksegrp
    kern.sched.preemption: Kernel preemption enabled
    kern.ccpu:
    kern.devstat.all: All devices in the devstat list
    kern.devstat.numdevs: Number of devices in the devstat list
    kern.devstat.generation: Devstat list generation
    kern.devstat.version: Devstat list version number
    kern.kobj_methodcount:
    kern.log_wakeups_per_second:
    kern.log_console_output: Duplicate console output to the syslog.
    kern.always_console_output: Always output to console despite TIOCCONS.
    kern.msgbuf: Contents of kernel message buffer
    kern.msgbuf_clear: Clear kernel message buffer
    kern.smp.maxcpus: Max number of CPUs that the system was compiled for.
    kern.smp.active: Number of Auxillary Processors (APs) that were successfully started
    kern.smp.disabled: SMP has been disabled from the loader
    kern.smp.cpus: Number of CPUs online
    kern.nselcoll:
    kern.drainwait: Output drain timeout in seconds
    kern.ttys: All ttys
    kern.tty_nin: Total TTY in characters
    kern.tty_nout: Total TTY out characters
    kern.console: Console device control
    kern.consmute:
    kern.consmsgbuf_size:
    kern.constty_wakeups_per_second:
    kern.filedelay:
    kern.dirdelay:
    kern.metadelay:
    kern.minvnodes: Minimum number of vnodes (legacy)
    kern.chroot_allow_open_directories:
    kern.rpc.retries: retries
    kern.rpc.request: request
    kern.rpc.timeouts: timeouts
    kern.rpc.unexpected: unexpected
    kern.rpc.invalid: invalid
    kern.random.yarrow.gengateinterval: Generation gate interval
    kern.random.yarrow.bins: Execution time tuner
    kern.random.yarrow.fastthresh: Fast reseed threshold
    kern.random.yarrow.slowthresh: Slow reseed threshold
    kern.random.yarrow.slowoverthresh: Slow over-threshold reseed
    kern.random.sys.seeded: Seeded State
    kern.random.sys.harvest.ethernet: Harvest NIC entropy
    kern.random.sys.harvest.point_to_point: Harvest serial net entropy
    kern.random.sys.harvest.interrupt: Harvest IRQ entropy
    kern.random.sys.harvest.swi: Harvest SWI entropy
    vm.vmtotal: System virtual memory statistics
    vm.loadavg: Machine loadaverage history
    vm.v_free_min:
    vm.v_free_target:
    vm.v_free_reserved:
    vm.v_inactive_target:
    vm.v_cache_min:
    vm.v_cache_max:
    vm.v_pageout_free_min:
    vm.pageout_algorithm: LRU page mgmt
    vm.swap_enabled: Enable entire process swapout
    vm.kmem_size: Size of kernel memory
    vm.kmem_size_max: Maximum size of kernel memory
    vm.kmem_size_scale: Scale factor for kernel memory size
    vm.swap_async_max: Maximum running async swap ops
    vm.dmmax: Maximum size of a swap block
    vm.nswapdev: Number of swap devices
    vm.swap_info: Swap statistics by device
    vm.zone: Zone Info
    vm.zone_count: Number of UMA zones
    vm.zone_stats: Zone Stats
    vm.old_contigmalloc: Use the old contigmalloc algorithm
    vm.swap_idle_threshold1: Guaranteed swapped in time for a process
    vm.swap_idle_threshold2: Time before a process will be swapped out
    vm.exec_map_entries: Maximum number of simultaneous execs
    vm.v_free_severe:
    vm.stats.sys.v_swtch: Context switches
    vm.stats.sys.v_trap: Traps
    vm.stats.sys.v_syscall: Syscalls
    vm.stats.sys.v_intr: Hardware interrupts
    vm.stats.sys.v_soft: Software interrupts
    vm.stats.vm.v_vm_faults: VM faults
    vm.stats.vm.v_cow_faults: COW faults
    vm.stats.vm.v_cow_optim: Optimized COW faults
    vm.stats.vm.v_zfod: Zero fill
    vm.stats.vm.v_ozfod: Optimized zero fill
    vm.stats.vm.v_swapin: Swapin operations
    vm.stats.vm.v_swapout: Swapout operations
    vm.stats.vm.v_swappgsin: Swapin pages
    vm.stats.vm.v_swappgsout: Swapout pages
    vm.stats.vm.v_vnodein: Vnodein operations
    vm.stats.vm.v_vnodeout: Vnodeout operations
    vm.stats.vm.v_vnodepgsin: Vnodein pages
    vm.stats.vm.v_vnodepgsout: Vnodeout pages
    vm.stats.vm.v_intrans: In transit page blocking
    vm.stats.vm.v_reactivated: Reactivated pages
    vm.stats.vm.v_pdwakeups: Pagedaemon wakeups
    vm.stats.vm.v_pdpages: Pagedaemon page scans
    vm.stats.vm.v_dfree:
    vm.stats.vm.v_pfree:
    vm.stats.vm.v_tfree:
    vm.stats.vm.v_page_size:
    vm.stats.vm.v_page_count:
    vm.stats.vm.v_free_reserved:
    vm.stats.vm.v_free_target:
    vm.stats.vm.v_free_min:
    vm.stats.vm.v_free_count:
    vm.stats.vm.v_wire_count:
    vm.stats.vm.v_active_count:
    vm.stats.vm.v_inactive_target:
    vm.stats.vm.v_inactive_count:
    vm.stats.vm.v_cache_count:
    vm.stats.vm.v_cache_min:
    vm.stats.vm.v_cache_max:
    vm.stats.vm.v_pageout_free_min:
    vm.stats.vm.v_interrupt_free_min:
    vm.stats.vm.v_forks: Number of fork() calls
    vm.stats.vm.v_vforks: Number of vfork() calls
    vm.stats.vm.v_rforks: Number of rfork() calls
    vm.stats.vm.v_kthreads: Number of fork() calls by kernel
    vm.stats.vm.v_forkpages: VM pages affected by fork()
    vm.stats.vm.v_vforkpages: VM pages affected by vfork()
    vm.stats.vm.v_rforkpages: VM pages affected by rfork()
    vm.stats.vm.v_kthreadpages: VM pages affected by fork() by kernel
    vm.stats.misc.zero_page_count:
    vm.stats.misc.cnt_prezero:
    vm.max_proc_mmap:
    vm.msync_flush_flags:
    vm.old_msync: Use old (insecure) msync behavior
    vm.max_launder: Limit dirty flushes in pageout
    vm.pageout_stats_max: Max pageout stats scan length
    vm.pageout_full_stats_interval: Interval for full stats scan
    vm.pageout_stats_interval: Interval for partial stats scan
    vm.swap_idle_enabled: Allow swapout on idle criteria
    vm.defer_swapspace_pageouts: Give preference to dirty pages in mem
    vm.disable_swapspace_pageouts: Disallow swapout of dirty pages
    vm.pageout_lock_miss: vget() lock misses during pageout
    vm.idlezero_enable:
    vm.idlezero_maxrun:
    vm.kvm_size: Size of KVM
    vm.kvm_free: Amount of KVM free
    vfs.nfs.nfsstats: S,nfsstats
    vfs.nfs.downdelayinitial:
    vfs.nfs.downdelayinterval:
    vfs.nfs.realign_test:
    vfs.nfs.realign_count:
    vfs.nfs.bufpackets:
    vfs.nfs.reconnects: number of times the nfs client has had to reconnect
    vfs.nfs.iodmaxidle:
    vfs.nfs.iodmin:
    vfs.nfs.iodmax:
    vfs.nfs.defect:
    vfs.nfs.nfs_ip_paranoia:
    vfs.nfs.diskless_valid:
    vfs.nfs.diskless_rootpath:
    vfs.nfs.diskless_rootaddr:
    vfs.nfs.access_cache_timeout: NFS ACCESS cache timeout
    vfs.nfs.nfsv3_commit_on_close: write+commit on close, else only write
    vfs.nfs.clean_pages_on_close: NFS clean dirty pages on close
    vfs.nfs.nfs_directio_enable: Enable NFS directio
    vfs.nfs.nfs_directio_allow_mmap: Enable mmaped IO on file with O_DIRECT opens
    vfs.ufs.dirhash_minsize: minimum directory size in bytes for which to use hashed lookup
    vfs.ufs.dirhash_maxmem: maximum allowed dirhash memory usage
    vfs.ufs.dirhash_mem: current dirhash memory usage
    vfs.ufs.dirhash_docheck: enable extra sanity tests
    vfs.nfs4.nfsstats: S,nfsstats
    vfs.nfs4.access_cache_timeout: NFS ACCESS cache timeout
    vfs.nfs4.nfsv3_commit_on_close: write+commit on close, else only write
    vfs.devfs.generation: DEVFS generation number
    vfs.devfs.rule_depth: Max depth of ruleset include
    vfs.pfs.vncache.entries: number of entries in the vnode cache
    vfs.pfs.vncache.maxentries: highest number of entries in the vnode cache
    vfs.pfs.vncache.hits: number of cache hits since initialization
    vfs.pfs.vncache.misses: number of cache misses since initialization
    vfs.vmiodirenable: Use the VM system for directory writes
    vfs.runningbufspace: Amount of presently outstanding async buffer io
    vfs.bufspace: KVA memory used for bufs
    vfs.maxbufspace: Maximum allowed value of bufspace (including buf_daemon)
    vfs.bufmallocspace: Amount of malloced memory for buffers
    vfs.maxmallocbufspace: Maximum amount of malloced memory for buffers
    vfs.lobufspace: Minimum amount of buffers we want to have
    vfs.hibufspace: Maximum allowed value of bufspace (excluding buf_daemon)
    vfs.bufreusecnt: Number of times we have reused a buffer
    vfs.buffreekvacnt: Number of times we have freed the KVA space from some buffer
    vfs.bufdefragcnt: Number of times we have had to repeat buffer allocation to defragment
    vfs.lorunningspace: Minimum preferred space used for in-progress I/O
    vfs.hirunningspace: Maximum amount of space to use for in-progress I/O
    vfs.dirtybufferflushes: Number of bdwrite to bawrite conversions to limit dirty buffers
    vfs.altbufferflushes: Number of fsync flushes to limit dirty buffers
    vfs.recursiveflushes: Number of flushes skipped due to being recursive
    vfs.numdirtybuffers: Number of buffers that are dirty (has unwritten changes) at the moment
    vfs.lodirtybuffers: How many buffers we want to have free before bufdaemon can sleep
    vfs.hidirtybuffers: When the number of dirty buffers is considered severe
    vfs.dirtybufthresh: Number of bdwrite to bawrite conversions to clear dirty buffers
    vfs.numfreebuffers: Number of free buffers
    vfs.lofreebuffers: XXX Unused
    vfs.hifreebuffers: XXX Complicatedly unused
    vfs.getnewbufcalls: Number of calls to getnewbuf
    vfs.getnewbufrestarts: Number of times getnewbuf has had to restart a buffer aquisition
    vfs.flushwithdeps: Number of buffers flushed with dependecies that require rollbacks


    vfs.cache.numneg:
    vfs.cache.numcache:
    vfs.cache.numcalls:
    vfs.cache.dothits:
    vfs.cache.dotdothits:
    vfs.cache.numchecks:
    vfs.cache.nummiss:
    vfs.cache.nummisszap:
    vfs.cache.numposzaps:
    vfs.cache.numposhits:
    vfs.cache.numnegzaps:
    vfs.cache.numneghits:
    vfs.cache.nchstats: VFS cache effectiveness statistics
    vfs.cache.numfullpathcalls:
    vfs.cache.numfullpathfail1:
    vfs.cache.numfullpathfail2:
    vfs.cache.numfullpathfail4:
    vfs.cache.numfullpathfound:
    vfs.write_behind: Cluster write-behind; 0: disable, 1: enable, 2: backed off
    vfs.read_max: Cluster read-ahead max block count
    vfs.lookup_shared: Enables/Disables shared locks for path name translation
    vfs.usermount: Unprivileged users may mount and unmount file systems
    vfs.numvnodes:
    vfs.wantfreevnodes:
    vfs.freevnodes:
    vfs.reassignbufcalls:
    vfs.timestamp_precision:
    vfs.worklist_len: Syncer thread worklist length
    vfs.conflist: List of all configured filesystems
    vfs.ctl: Sysctl by fsid
    vfs.nfsrv.nfsrvstats: S,nfsrvstats
    vfs.nfsrv.nfs_privport:
    vfs.nfsrv.async:
    vfs.nfsrv.commit_blks:
    vfs.nfsrv.commit_miss:
    vfs.nfsrv.realign_test:
    vfs.nfsrv.realign_count:
    vfs.nfsrv.gatherdelay:
    vfs.nfsrv.gatherdelay_v3:
    vfs.ffs.adjrefcnt: Adjust Inode Reference Count
    vfs.ffs.adjblkcnt: Adjust Inode Used Blocks Count
    vfs.ffs.freeblks: Free Range of Blocks
    vfs.ffs.freedirs: Free Range of Directory Inodes
    vfs.ffs.freefiles: Free Range of File Inodes
    vfs.ffs.setflags: Change Filesystem Flags
    vfs.ffs.adjndir: Adjust number of directories
    vfs.ffs.adjnbfree: Adjust number of free blocks
    vfs.ffs.adjnifree: Adjust number of free inodes
    vfs.ffs.adjnffree: Adjust number of free frags
    vfs.ffs.adjnumclusters: Adjust number of free clusters
    vfs.ffs.doasyncfree:
    vfs.ffs.doreallocblks:
    vfs.ffs.compute_summary_at_mount: Recompute summary at mount
    net.local.stream.sendspace:
    net.local.stream.recvspace:
    net.local.stream.pcblist: List of active local stream sockets
    net.local.dgram.maxdgram:
    net.local.dgram.recvspace:
    net.local.dgram.pcblist: List of active local datagram sockets
    net.local.inflight:
    net.inet.ip.portrange.lowfirst:
    net.inet.ip.portrange.lowlast:
    net.inet.ip.portrange.first:
    net.inet.ip.portrange.last:
    net.inet.ip.portrange.hifirst:
    net.inet.ip.portrange.hilast:
    net.inet.ip.portrange.reservedhigh:
    net.inet.ip.portrange.reservedlow:
    net.inet.ip.portrange.randomized: Enable random port allocation
    net.inet.ip.portrange.randomcps: Maximum number of random port allocations before switching to a sequental one
    net.inet.ip.portrange.randomtime: Minimum time to keep sequental port allocation before switching to a random one
    net.inet.ip.forwarding: Enable IP forwarding between interfaces
    net.inet.ip.redirect: Enable sending IP redirects
    net.inet.ip.ttl: Maximum TTL on IP packets
    net.inet.ip.rtexpire: Default expiration time on dynamically learned routes
    net.inet.ip.rtminexpire: Minimum time to attempt to hold onto dynamically learned routes
    net.inet.ip.rtmaxcache: Upper limit on dynamically learned routes
    net.inet.ip.sourceroute: Enable forwarding source routed IP packets
    net.inet.ip.intr_queue_maxlen: Maximum size of the IP input queue
    net.inet.ip.intr_queue_drops: Number of packets dropped from the IP input queue
    net.inet.ip.stats: IP statistics (struct ipstat, netinet/ip_var.h)
    net.inet.ip.accept_sourceroute: Enable accepting source routed IP packets
    net.inet.ip.keepfaith: Enable packet capture for FAITH IPv4->IPv6 translater daemon
    net.inet.ip.subnets_are_local: Treat all subnets as directly connected
    net.inet.ip.same_prefix_carp_only: Refuse to create same prefixes on different interfaces
    net.inet.ip.fastforwarding: Enable fast IP forwarding
    net.inet.ip.fw.enable: Enable ipfw
    net.inet.ip.fw.autoinc_step: Rule number autincrement step
    net.inet.ip.fw.one_pass: Only do a single pass through ipfw when using dummynet(4)
    net.inet.ip.fw.debug: Enable printing of debug ip_fw statements
    net.inet.ip.fw.verbose: Log matches to ipfw rules
    net.inet.ip.fw.verbose_limit: Set upper limit of matches of ipfw rules logged
    net.inet.ip.fw.dyn_buckets: Number of dyn. buckets
    net.inet.ip.fw.curr_dyn_buckets: Current Number of dyn. buckets
    net.inet.ip.fw.dyn_count: Number of dyn. rules
    net.inet.ip.fw.dyn_max: Max number of dyn. rules
    net.inet.ip.fw.static_count: Number of static rules
    net.inet.ip.fw.dyn_ack_lifetime: Lifetime of dyn. rules for acks
    net.inet.ip.fw.dyn_syn_lifetime: Lifetime of dyn. rules for syn
    net.inet.ip.fw.dyn_fin_lifetime: Lifetime of dyn. rules for fin
    net.inet.ip.fw.dyn_rst_lifetime: Lifetime of dyn. rules for rst
    net.inet.ip.fw.dyn_udp_lifetime: Lifetime of dyn. rules for UDP
    net.inet.ip.fw.dyn_short_lifetime: Lifetime of dyn. rules for other situations
    net.inet.ip.fw.dyn_keepalive: Enable keepalives for dyn. rules
    net.inet.ip.process_options: Enable IP options processing ([LS]SRR, RR, TS)
    net.inet.ip.maxfragpackets: Maximum number of IPv4 fragment reassembly queue entries
    net.inet.ip.maxfragsperpacket: Maximum number of IPv4 fragments allowed per packet
    net.inet.ip.sendsourcequench: Enable the transmission of source quench packets
    net.inet.ip.random_id: Assign random ip_id values
    net.inet.ip.check_interface: Verify packet arrives on correct interface
    net.inet.icmp.maskrepl: Reply to ICMP Address Mask Request packets.
    net.inet.icmp.stats:
    net.inet.icmp.icmplim:
    net.inet.icmp.maskfake: Fake reply to ICMP Address Mask Request packets.
    net.inet.icmp.drop_redirect:
    net.inet.icmp.log_redirect:
    net.inet.icmp.icmplim_output:
    net.inet.icmp.reply_src: icmp reply source for non-local packets.
    net.inet.icmp.bmcastecho:
    net.inet.igmp.stats:
    net.inet.tcp.rfc1323: Enable rfc1323 (high performance TCP) extensions
    net.inet.tcp.mssdflt: Default TCP Maximum Segment Size
    net.inet.tcp.stats: TCP statistics (struct tcpstat, netinet/tcp_var.h)
    net.inet.tcp.keepidle:
    net.inet.tcp.keepintvl:
    net.inet.tcp.sendspace: Maximum outgoing TCP datagram size
    net.inet.tcp.recvspace: Maximum incoming TCP datagram size
    net.inet.tcp.keepinit:
    net.inet.tcp.pcblist: List of active TCP connections
    net.inet.tcp.delacktime: Time before a delayed ACK is sent
    net.inet.tcp.hostcache.cachelimit: Overall entry limit for hostcache
    net.inet.tcp.hostcache.hashsize: Size of TCP hostcache hashtable
    net.inet.tcp.hostcache.bucketlimit: Per-bucket hash limit for hostcache
    net.inet.tcp.hostcache.count: Current number of entries in hostcache
    net.inet.tcp.hostcache.expire: Expire time of TCP hostcache entries
    net.inet.tcp.hostcache.purge: Expire all entires on next purge run
    net.inet.tcp.log_in_vain: Log all incoming TCP connections
    net.inet.tcp.blackhole: Do not send RST when dropping refused connections
    net.inet.tcp.delayed_ack: Delay ACK to try and piggyback it onto a data packet
    net.inet.tcp.drop_synfin: Drop TCP packets with SYN+FIN set
    net.inet.tcp.rfc3042: Enable RFC 3042 (Limited Transmit)
    net.inet.tcp.rfc3390: Enable RFC 3390 (Increasing TCP's Initial Congestion Window)
    net.inet.tcp.insecure_rst: Follow the old (insecure) criteria for accepting RST packets.
    net.inet.tcp.reass.maxsegments: Global maximum number of TCP Segments in Reassembly Queue
    net.inet.tcp.reass.cursegments: Global number of TCP Segments currently in Reassembly Queue
    net.inet.tcp.reass.maxqlen: Maximum number of TCP Segments per individual Reassembly Queue
    net.inet.tcp.reass.overflows: Global number of TCP Segment Reassembly Queue Overflows
    net.inet.tcp.path_mtu_discovery: Enable Path MTU Discovery
    net.inet.tcp.slowstart_flightsize: Slow start flight size
    net.inet.tcp.local_slowstart_flightsize: Slow start flight size for local networks
    net.inet.tcp.newreno: Enable NewReno Algorithms
    net.inet.tcp.sack.enable: Enable/Disable TCP SACK support
    net.inet.tcp.sack.maxholes: Maximum number of TCP SACK holes allowed per connection
    net.inet.tcp.sack.globalmaxholes: Global maximum number of TCP SACK holes
    net.inet.tcp.sack.globalholes: Global number of TCP SACK holes currently allocated
    net.inet.tcp.minmss: Minmum TCP Maximum Segment Size
    net.inet.tcp.minmssoverload: Number of TCP Segments per Second allowed tobe under the MINMSS Size
    net.inet.tcp.tcbhashsize: Size of TCP control-block hashtable
    net.inet.tcp.do_tcpdrain: Enable tcp_drain routine for extra help when low on mbufs
    net.inet.tcp.pcbcount: Number of active PCBs
    net.inet.tcp.icmp_may_rst: Certain ICMP unreachable messages may abort connections in SYN_SENT
    net.inet.tcp.isn_reseed_interval: Seconds between reseeding of ISN secret
    net.inet.tcp.inflight.enable: Enable automatic TCP inflight data limiting
    net.inet.tcp.inflight.debug: Debug TCP inflight calculations
    net.inet.tcp.inflight.min: Lower-bound for TCP inflight window
    net.inet.tcp.inflight.max: Upper-bound for TCP inflight window
    net.inet.tcp.inflight.stab: Inflight Algorithm Stabilization 20 = 2 packets
    net.inet.tcp.getcred: Get the xucred of a TCP connection
    net.inet.tcp.syncookies: Use TCP SYN cookies if the syncache overflows
    net.inet.tcp.syncache.bucketlimit: Per-bucket hash limit for syncache
    net.inet.tcp.syncache.cachelimit: Overall entry limit for syncache
    net.inet.tcp.syncache.count: Current number of entries in syncache
    net.inet.tcp.syncache.hashsize: Size of TCP syncache hashtable
    net.inet.tcp.syncache.rexmtlimit: Limit on SYN/ACK retransmissions
    net.inet.tcp.msl: Maximum segment lifetime
    net.inet.tcp.rexmit_min: Minimum Retransmission Timeout
    net.inet.tcp.rexmit_slop: Retransmission Timer Slop
    net.inet.tcp.always_keepalive: Assume SO_KEEPALIVE on all TCP connections
    net.inet.udp.checksum:
    net.inet.udp.stats: UDP statistics (struct udpstat, netinet/udp_var.h)
    net.inet.udp.maxdgram: Maximum outgoing UDP datagram size
    net.inet.udp.recvspace: Maximum space for incoming UDP datagrams
    net.inet.udp.pcblist: List of active UDP sockets
    net.inet.udp.log_in_vain: Log all incoming UDP packets
    net.inet.udp.blackhole: Do not send port unreachables for refused connects
    net.inet.udp.strict_mcast_mship: Only send multicast to member sockets
    net.inet.udp.getcred: Get the xucred of a UDP connection
    net.inet.pfsync.stats: PFSYNC statistics (struct pfsyncstats, net/if_pfsync.h)
    net.inet.raw.maxdgram: Maximum outgoing raw IP datagram size
    net.inet.raw.recvspace: Maximum space for incoming raw IP datagrams
    net.inet.raw.pcblist: List of active raw IP sockets
    net.inet.divert.pcblist: List of active divert sockets
    net.inet.ipf.fr_flags:
    net.inet.ipf.fr_pass:
    net.inet.ipf.fr_active:
    net.inet.ipf.fr_tcpidletimeout:
    net.inet.ipf.fr_tcphalfclosed:
    net.inet.ipf.fr_tcpclosewait:
    net.inet.ipf.fr_tcplastack:
    net.inet.ipf.fr_tcptimeout:
    net.inet.ipf.fr_tcpclosed:
    net.inet.ipf.fr_udptimeout:
    net.inet.ipf.fr_udpacktimeout:
    net.inet.ipf.fr_icmptimeout:
    net.inet.ipf.fr_defnatage:
    net.inet.ipf.fr_ipfrttl:
    net.inet.ipf.fr_running:
    net.inet.ipf.fr_statesize:
    net.inet.ipf.fr_statemax:
    net.inet.ipf.ipf_nattable_sz:
    net.inet.ipf.ipf_natrules_sz:
    net.inet.ipf.ipf_rdrrules_sz:
    net.inet.ipf.ipf_hostmap_sz:
    net.inet.ipf.fr_authsize:
    net.inet.ipf.fr_authused:
    net.inet.ipf.fr_defaultauthage:
    net.inet.ipf.fr_chksrc:
    net.inet.ipf.fr_minttl:
    net.inet.accf.unloadable: Allow unload of accept filters (not recommended)
    net.routetable:
    net.link.generic.system.ifcount: Number of configured interfaces
    net.link.generic.ifdata: Interface table
    net.link.ether.inet.prune_intvl:
    net.link.ether.inet.max_age:
    net.link.ether.inet.host_down_time:
    net.link.ether.inet.maxtries:
    net.link.ether.inet.useloopback:
    net.link.ether.inet.proxyall:
    net.link.ether.inet.log_arp_wrong_iface: log arp packets arriving on the wrong interface
    net.link.ether.inet.log_arp_movements: log arp replies from MACs different than the one in the cache
    net.link.ether.ipfw: Pass ether pkts through firewall
    net.link.log_link_state_change: log interface link state change events
    net.bpf.bufsize:
    net.bpf.maxbufsize:
    net.bpf.maxinsns: Maximum bpf program instructions
    net.bpf.stats: bpf statistics portal
    net.isr.direct: enable direct dispatch
    net.isr.count:
    net.isr.directed:
    net.isr.deferred:
    net.isr.queued:
    net.isr.drop:
    net.isr.swi_count:
    net.route.netisr_maxqlen: maximum routing socket dispatch queue length
    debug.mddebug:
    debug.elf32_trace:
    debug.elf32_legacy_coredump:
    debug.boothowto:
    debug.bootverbose:
    debug.cpufreq.lowest: Don't provide levels below this frequency.
    debug.cpufreq.verbose: Print verbose debugging messages
    debug.sizeof.cdev: sizeof(struct cdev)
    debug.sizeof.cdev_priv: sizeof(struct cdev_priv)
    debug.sizeof.g_class:
    debug.sizeof.g_geom:
    debug.sizeof.g_provider:
    debug.sizeof.g_consumer:
    debug.sizeof.g_bioq:
    debug.sizeof.vnode: sizeof(struct vnode)
    debug.sizeof.proc: sizeof(struct proc)
    debug.sizeof.bio: sizeof(struct bio)
    debug.sizeof.buf: sizeof(struct buf)
    debug.sizeof.kinfo_proc: sizeof(struct kinfo_proc)
    debug.sizeof.devstat: sizeof(struct devstat)
    debug.to_avg_depth: Average number of items examined per softclock call. Units = 1/1000
    debug.to_avg_gcalls: Average number of Giant callouts made per softclock call. Units = 1/1000
    debug.to_avg_mtxcalls: Average number of mtx callouts made per softclock call. Units = 1/1000
    debug.to_avg_mpcalls: Average number of MP callouts made per softclock call. Units = 1/1000
    debug.kdb.available: list of available KDB backends
    debug.kdb.current: currently selected KDB backend
    debug.kdb.enter: set to enter the debugger
    debug.rman_debug: rman debug
    debug.ttydebug:
    debug.nchash:
    debug.ncnegfactor:
    debug.numneg:
    debug.numcache:
    debug.numcachehv:
    debug.vfscache:
    debug.vnsize:
    debug.ncsize:
    debug.hashstat.rawnchash: nchash chain lengths
    debug.hashstat.nchash: nchash chain lengths
    debug.disablecwd: Disable the getcwd syscall
    debug.disablefullpath: Disable the vn_fullpath function
    debug.mpsafevfs: MPSAFE VFS
    debug.rush_requests:
    debug.vnlru_nowhere: Number of times the vnlru process ran without success
    debug.if_tun_debug:
    debug.mpsafenet: Enable/disable MPSAFE network support
    debug.dopersistence:
    debug.snapdebug:
    debug.collectsnapstats:
    debug.max_softdeps:
    debug.tickdelay:
    debug.maxindirdeps:
    debug.worklist_push:
    debug.blk_limit_push:
    debug.ino_limit_push:
    debug.blk_limit_hit:
    debug.ino_limit_hit:
    debug.sync_limit_hit:
    debug.indir_blk_ptrs:
    debug.inode_bitmap:
    debug.direct_blk_ptrs:
    debug.dir_entry:
    debug.worklist_num:
    debug.bigcgs:
    debug.dobkgrdwrite: Do background writes (honoring the BV_BKGRDWRITE flag)?
    debug.dircheck:
    debug.nosleepwithlocks: Convert M_WAITOK to M_NOWAIT to avoid lock-held-across-sleep paths
    debug.mpsafevm: Enable/disable MPSAFE virtual memory support
    debug.psm.loglevel:
    debug.psm.hz:
    debug.psm.errsecs:
    debug.psm.errusecs:
    debug.psm.secs:
    debug.psm.usecs:
    debug.psm.pkterrthresh:
    debug.fdc.fifo: FIFO threshold setting
    debug.fdc.debugflags: Debug flags
    debug.fdc.retries: Number of retries to attempt
    debug.fdc.spec1: Specification byte one (step-rate + head unload)
    debug.fdc.spec2: Specification byte two (head load time + no-dma)
    debug.fdc.settle: Head settling time in sec/hz
    debug.PMAP1changed: Number of times pmap_pte_quick changed PMAP1
    debug.PMAP1unchanged: Number of times pmap_pte_quick didn't change PMAP1
    debug.acpi.do_powerstate: Turn off devices when suspending.
    debug.acpi.acpi_ca_version: Version of Intel ACPI-CA
    debug.acpi.semaphore_debug: Enable ACPI semaphore debug messages
    hw.machine: Machine class
    hw.model: Machine model
    hw.ncpu: Number of active CPUs
    hw.byteorder: System byte order
    hw.physmem:
    hw.usermem:
    hw.pagesize: System memory page size
    hw.floatingpoint: Floatingpoint instructions executed in hardware
    hw.machine_arch: System architecture
    hw.realmem:
    hw.ata.ata_dma: ATA disk DMA mode control
    hw.ata.atapi_dma: ATAPI device DMA mode control
    hw.ata.wc: ATA disk write caching
    hw.cs.debug: cs debug
    hw.cs.ignore_checksum_failure: ignore checksum errors in cs card EEPROM
    hw.cs.recv_delay:
    hw.pci.enable_io_modes: Enable I/O and memory bits in the config register.??Some BIOSes do not
    enable these bits correctly.??We'd like to do this all the time, but there
    are some peripherals that this causes problems with.
    hw.pci.do_power_nodriver: Place a function into D3 state when no driver attaches to it.??0 means
    disable.??1 means conservatively place devices into D3 state.??2 means
    agressively place devices into D3 state.??3 means put absolutely everything
    in D3 state.
    hw.pci.do_power_resume: Transition from D3 -> D0 on resume.
    hw.pci.host_mem_start: Limit the host bridge memory to being above this address.??Must be
    set at boot via a tunable.
    hw.pci.irq_override_mask: Mask of allowed irqs to try to route when it has no good clue about
    which irqs it should use.
    hw.intr_storm_threshold: Number of consecutive interrupts before storm protection is enabled
    hw.intrnames: Interrupt Names
    hw.intrcnt: Interrupt Counts
    hw.availpages:
    hw.bus.devctl_disable: devctl disable
    hw.bus.info: bus-related data
    hw.bus.devices: system device tree
    hw.bus.rman: kernel resource manager
    hw.psm.tap_threshold:
    hw.psm.tap_timeout:
    hw.kbd.keymap_restrict_change: restrict ability to change keymap
    hw.syscons.saver.keybonly: screen saver interrupted by input only
    hw.syscons.bell: enable bell
    hw.syscons.sc_no_suspend_vtswitch: Disable VT switch before suspend.
    hw.busdma.total_bpages: Total bounce pages
    hw.busdma.zone0.total_bpages: Totoal bounce pages
    hw.busdma.zone0.free_bpages: Free bounce pages
    hw.busdma.zone0.reserved_bpages: Reserved bounce pages
    hw.busdma.zone0.active_bpages: Active bounce pages
    hw.busdma.zone0.total_bounced: Total bounce requests
    hw.busdma.zone0.total_deferred: Total bounce requests that were deferred
    hw.busdma.zone0.lowaddr:
    hw.busdma.zone0.alignment:
    hw.busdma.zone0.boundary:
    hw.clockrate: CPU instruction clock rate
    hw.instruction_sse: SIMD/MMX2 instructions available in CPU
    hw.apic.enable_extint: Enable the ExtINT pin in the first I/O APIC
    hw.acpi.supported_sleep_state:
    hw.acpi.power_button_state:
    hw.acpi.sleep_button_state:
    hw.acpi.lid_switch_state:
    hw.acpi.standby_state:
    hw.acpi.suspend_state:
    hw.acpi.sleep_delay: sleep delay
    hw.acpi.s4bios: S4BIOS mode
    hw.acpi.verbose: verbose mode
    hw.acpi.reset_video: Call the VESA reset BIOS vector on the resume path
    hw.acpi.cpu.cx_supported: Cx/microsecond values for supported Cx states
    hw.acpi.cpu.cx_lowest: lowest Cx sleep state to use
    hw.acpi.cpu.cx_usage: percent usage for each Cx state
    machdep.consdev:
    machdep.adjkerntz:
    machdep.disable_rtc_set:
    machdep.bootinfo:
    machdep.wall_cmos_clock:
    machdep.conrclk:
    machdep.gdbspeed:
    machdep.conspeed:
    machdep.siots: sio timestamps
    machdep.enable_panic_key: Enable panic via keypress specified in kbdmap(5)
    machdep.disable_mtrrs: Disable i686 MTRRs.
    machdep.cpu_idle_hlt: Idle loop HLT enable
    machdep.guessed_bootdev: Maybe the Boot device (not in struct cdev *format)
    machdep.panic_on_nmi: Panic on NMI
    machdep.tsc_freq:
    machdep.i8254_freq:
    machdep.acpi_timer_freq:
    machdep.acpi_root: The physical address of the RSDP
    user.cs_path: PATH that finds all the standard utilities
    user.bc_base_max: Max ibase/obase values in bc(1)
    user.bc_dim_max: Max array size in bc(1)
    user.bc_scale_max: Max scale value in bc(1)
    user.bc_string_max: Max string length in bc(1)
    user.coll_weights_max: Maximum number of weights assigned to an LC_COLLATE locale entry
    user.expr_nest_max:
    user.line_max: Max length (bytes) of a text-processing utility's input line
    user.re_dup_max: Maximum number of repeats of a regexp permitted
    user.posix2_version: The version of POSIX 1003.2 with which the system attempts to comply
    user.posix2_c_bind: Whether C development supports the C bindings option
    user.posix2_c_dev: Whether system supports the C development utilities option
    user.posix2_char_term:
    user.posix2_fort_dev: Whether system supports FORTRAN development utilities
    user.posix2_fort_run: Whether system supports FORTRAN runtime utilities
    user.posix2_localedef: Whether system supports creation of locales
    user.posix2_sw_dev: Whether system supports software development utilities
    user.posix2_upe: Whether system supports the user portability utilities
    user.stream_max: Min Maximum number of streams a process may have open at one time
    user.tzname_max: Min Maximum number of types supported for timezone names
    p1003_1b.asynchronous_io:
    p1003_1b.mapped_files:
    p1003_1b.memlock:
    p1003_1b.memlock_range:
    p1003_1b.memory_protection:
    p1003_1b.message_passing:
    p1003_1b.prioritized_io:
    p1003_1b.priority_scheduling:
    p1003_1b.realtime_signals:
    p1003_1b.semaphores:
    p1003_1b.fsync:
    p1003_1b.shared_memory_objects:
    p1003_1b.synchronized_io:
    p1003_1b.timers:
    p1003_1b.aio_listio_max:
    p1003_1b.aio_max:
    p1003_1b.aio_prio_delta_max:
    p1003_1b.delaytimer_max:
    p1003_1b.mq_open_max:
    p1003_1b.pagesize:
    p1003_1b.rtsig_max:
    p1003_1b.sem_nsems_max:
    p1003_1b.sem_value_max:
    p1003_1b.sigqueue_max:
    p1003_1b.timer_max:
    security.jail.set_hostname_allowed: Processes in jail can set their hostnames
    security.jail.socket_unixiproute_only: Processes in jail are limited to creating UNIX/IPv4/route sockets only
    security.jail.sysvipc_allowed: Processes in jail can use System V IPC primitives
    security.jail.enforce_statfs: Processes in jail cannot see all mounted file systems
    security.jail.allow_raw_sockets: Prison root can create raw sockets
    security.jail.chflags_allowed: Processes in jail can alter system file flags
    security.jail.list: List of active jails
    security.jail.jailed: Process in jail?
    security.bsd.suser_enabled: processes with uid 0 have privilege
    security.bsd.see_other_uids: Unprivileged processes may see subjects/objects with different real uid
    security.bsd.see_other_gids: Unprivileged processes may see subjects/objects with different real gid
    security.bsd.conservative_signals: Unprivileged processes prevented from sending certain signals to processes whose credentials have changed
    security.bsd.unprivileged_proc_debug: Unprivileged processes may use process debugging facilities
    security.bsd.unprivileged_read_msgbuf: Unprivileged processes may read the kernel message buffer
    security.bsd.hardlink_check_uid: Unprivileged processes cannot create hard links to files owned by other users
    security.bsd.hardlink_check_gid: Unprivileged processes cannot create hard links to files owned by other groups
    security.bsd.unprivileged_get_quota: Unprivileged processes may retrieve quotas for other uids and gids
    dev.nexus.%parent: parent class
    dev.nexus.0.%desc: device description
    dev.nexus.0.%driver: device driver name
    dev.nexus.0.%location: device location relative to parent
    dev.nexus.0.%pnpinfo: device identification
    dev.nexus.0.%parent: parent device
    dev.npx.%parent: parent class
    dev.npx.0.%desc: device description
    dev.npx.0.%driver: device driver name
    dev.npx.0.%location: device location relative to parent
    dev.npx.0.%pnpinfo: device identification
    dev.npx.0.%parent: parent device
    dev.acpi.%parent: parent class
    dev.acpi.0.%desc: device description
    dev.acpi.0.%driver: device driver name
    dev.acpi.0.%location: device location relative to parent
    dev.acpi.0.%pnpinfo: device identification
    dev.acpi.0.%parent: parent device
    dev.acpi_sysresource.%parent: parent class
    dev.acpi_sysresource.0.%desc: device description
    dev.acpi_sysresource.0.%driver: device driver name
    dev.acpi_sysresource.0.%location: device location relative to parent
    dev.acpi_sysresource.0.%pnpinfo: device identification
    dev.acpi_sysresource.0.%parent: parent device
    dev.pci_link.%parent: parent class
    dev.pci_link.0.%desc: device description
    dev.pci_link.0.%driver: device driver name
    dev.pci_link.0.%location: device location relative to parent
    dev.pci_link.0.%pnpinfo: device identification
    dev.pci_link.0.%parent: parent device
    dev.pci_link.1.%desc: device description
    dev.pci_link.1.%driver: device driver name
    dev.pci_link.1.%location: device location relative to parent
    dev.pci_link.1.%pnpinfo: device identification
    dev.pci_link.1.%parent: parent device
    dev.pci_link.2.%desc: device description
    dev.pci_link.2.%driver: device driver name
    dev.pci_link.2.%location: device location relative to parent
    dev.pci_link.2.%pnpinfo: device identification
    dev.pci_link.2.%parent: parent device
    dev.pci_link.3.%desc: device description
    dev.pci_link.3.%driver: device driver name
    dev.pci_link.3.%location: device location relative to parent
    dev.pci_link.3.%pnpinfo: device identification
    dev.pci_link.3.%parent: parent device
    dev.acpi_timer.%parent: parent class
    dev.acpi_timer.0.%desc: device description
    dev.acpi_timer.0.%driver: device driver name
    dev.acpi_timer.0.%location: device location relative to parent
    dev.acpi_timer.0.%pnpinfo: device identification
    dev.acpi_timer.0.%parent: parent device
    dev.cpu.%parent: parent class
    dev.cpu.0.%desc: device description
    dev.cpu.0.%driver: device driver name
    dev.cpu.0.%location: device location relative to parent
    dev.cpu.0.%pnpinfo: device identification
    dev.cpu.0.%parent: parent device
    dev.cpu.0.freq: Current CPU frequency
    dev.cpu.0.freq_levels: CPU frequency levels
    dev.acpi_throttle.%parent: parent class
    dev.acpi_throttle.0.%desc: device description
    dev.acpi_throttle.0.%driver: device driver name
    dev.acpi_throttle.0.%location: device location relative to parent
    dev.acpi_throttle.0.%pnpinfo: device identification
    dev.acpi_throttle.0.%parent: parent device
    dev.acpi_throttle.0.freq_settings: CPU frequency driver settings
    dev.cpufreq.%parent: parent class
    dev.cpufreq.0.%desc: device description
    dev.cpufreq.0.%driver: device driver name
    dev.cpufreq.0.%location: device location relative to parent
    dev.cpufreq.0.%pnpinfo: device identification
    dev.cpufreq.0.%parent: parent device
    dev.pcib.%parent: parent class
    dev.pcib.0.%desc: device description
    dev.pcib.0.%driver: device driver name
    dev.pcib.0.%location: device location relative to parent
    dev.pcib.0.%pnpinfo: device identification
    dev.pcib.0.%parent: parent device
    dev.pcib.1.%desc: device description
    dev.pcib.1.%driver: device driver name
    dev.pcib.1.%location: device location relative to parent
    dev.pcib.1.%pnpinfo: device identification
    dev.pcib.1.%parent: parent device
    dev.pci.%parent: parent class
    dev.pci.0.%desc: device description
    dev.pci.0.%driver: device driver name
    dev.pci.0.%location: device location relative to parent
    dev.pci.0.%pnpinfo: device identification
    dev.pci.0.%parent: parent device
    dev.pci.1.%desc: device description
    dev.pci.1.%driver: device driver name
    dev.pci.1.%location: device location relative to parent
    dev.pci.1.%pnpinfo: device identification
    dev.pci.1.%parent: parent device
    dev.agp.%parent: parent class
    dev.agp.0.%desc: device description
    dev.agp.0.%driver: device driver name
    dev.agp.0.%location: device location relative to parent
    dev.agp.0.%pnpinfo: device identification
    dev.agp.0.%parent: parent device
    dev.isab.%parent: parent class
    dev.isab.0.%desc: device description
    dev.isab.0.%driver: device driver name
    dev.isab.0.%location: device location relative to parent
    dev.isab.0.%pnpinfo: device identification
    dev.isab.0.%parent: parent device
    dev.isa.%parent: parent class
    dev.isa.0.%desc: device description
    dev.isa.0.%driver: device driver name
    dev.isa.0.%location: device location relative to parent
    dev.isa.0.%pnpinfo: device identification
    dev.isa.0.%parent: parent device
    dev.atapci.%parent: parent class
    dev.atapci.0.%desc: device description
    dev.atapci.0.%driver: device driver name
    dev.atapci.0.%location: device location relative to parent
    dev.atapci.0.%pnpinfo: device identification
    dev.atapci.0.%parent: parent device
    dev.ata.%parent: parent class
    dev.ata.0.%desc: device description
    dev.ata.0.%driver: device driver name
    dev.ata.0.%location: device location relative to parent
    dev.ata.0.%pnpinfo: device identification
    dev.ata.0.%parent: parent device
    dev.ata.1.%desc: device description
    dev.ata.1.%driver: device driver name
    dev.ata.1.%location: device location relative to parent
    dev.ata.1.%pnpinfo: device identification
    dev.ata.1.%parent: parent device
    dev.bt.%parent: parent class
    dev.bt.0.%desc: device description
    dev.bt.0.%driver: device driver name
    dev.bt.0.%location: device location relative to parent
    dev.bt.0.%pnpinfo: device identification
    dev.bt.0.%parent: parent device
    dev.lnc.%parent: parent class
    dev.lnc.0.%desc: device description
    dev.lnc.0.%driver: device driver name
    dev.lnc.0.%location: device location relative to parent
    dev.lnc.0.%pnpinfo: device identification
    dev.lnc.0.%parent: parent device
    dev.lnc.1.%desc: device description
    dev.lnc.1.%driver: device driver name
    dev.lnc.1.%location: device location relative to parent
    dev.lnc.1.%pnpinfo: device identification
    dev.lnc.1.%parent: parent device
    dev.atdma.%parent: parent class
    dev.atdma.0.%desc: device description
    dev.atdma.0.%driver: device driver name
    dev.atdma.0.%location: device location relative to parent
    dev.atdma.0.%pnpinfo: device identification
    dev.atdma.0.%parent: parent device
    dev.attimer.%parent: parent class
    dev.attimer.0.%desc: device description
    dev.attimer.0.%driver: device driver name
    dev.attimer.0.%location: device location relative to parent
    dev.attimer.0.%pnpinfo: device identification
    dev.attimer.0.%parent: parent device
    dev.attimer.1.%desc: device description
    dev.attimer.1.%driver: device driver name
    dev.attimer.1.%location: device location relative to parent
    dev.attimer.1.%pnpinfo: device identification
    dev.attimer.1.%parent: parent device
    dev.atkbdc.%parent: parent class
    dev.atkbdc.0.%desc: device description
    dev.atkbdc.0.%driver: device driver name
    dev.atkbdc.0.%location: device location relative to parent
    dev.atkbdc.0.%pnpinfo: device identification
    dev.atkbdc.0.%parent: parent device
    dev.atkbd.%parent: parent class
    dev.atkbd.0.%desc: device description
    dev.atkbd.0.%driver: device driver name
    dev.atkbd.0.%location: device location relative to parent
    dev.atkbd.0.%pnpinfo: device identification
    dev.atkbd.0.%parent: parent device
    dev.psmcpnp.%parent: parent class
    dev.psmcpnp.0.%desc: device description
    dev.psmcpnp.0.%driver: device driver name
    dev.psmcpnp.0.%location: device location relative to parent
    dev.psmcpnp.0.%pnpinfo: device identification
    dev.psmcpnp.0.%parent: parent device
    dev.psm.%parent: parent class
    dev.psm.0.%desc: device description
    dev.psm.0.%driver: device driver name
    dev.psm.0.%location: device location relative to parent
    dev.psm.0.%pnpinfo: device identification
    dev.psm.0.%parent: parent device
    dev.sio.%parent: parent class
    dev.sio.0.%desc: device description
    dev.sio.0.%driver: device driver name
    dev.sio.0.%location: device location relative to parent
    dev.sio.0.%pnpinfo: device identification
    dev.sio.0.%parent: parent device
    dev.sio.1.%desc: device description
    dev.sio.1.%driver: device driver name
    dev.sio.1.%location: device location relative to parent
    dev.sio.1.%pnpinfo: device identification
    dev.sio.1.%parent: parent device
    dev.fdc.%parent: parent class
    dev.fdc.0.%desc: device description
    dev.fdc.0.%driver: device driver name
    dev.fdc.0.%location: device location relative to parent
    dev.fdc.0.%pnpinfo: device identification
    dev.fdc.0.%parent: parent device
    dev.fd.%parent: parent class
    dev.fd.0.%desc: device description
    dev.fd.0.%driver: device driver name
    dev.fd.0.%location: device location relative to parent
    dev.fd.0.%pnpinfo: device identification
    dev.fd.0.%parent: parent device
    dev.pmtimer.%parent: parent class
    dev.pmtimer.0.%desc: device description
    dev.pmtimer.0.%driver: device driver name
    dev.pmtimer.0.%location: device location relative to parent
    dev.pmtimer.0.%pnpinfo: device identification
    dev.pmtimer.0.%parent: parent device
    dev.orm.%parent: parent class
    dev.orm.0.%desc: device description
    dev.orm.0.%driver: device driver name
    dev.orm.0.%location: device location relative to parent
    dev.orm.0.%pnpinfo: device identification
    dev.orm.0.%parent: parent device
    dev.sc.%parent: parent class
    dev.sc.0.%desc: device description
    dev.sc.0.%driver: device driver name
    dev.sc.0.%location: device location relative to parent
    dev.sc.0.%pnpinfo: device identification
    dev.sc.0.%parent: parent device
    dev.vga.%parent: parent class
    dev.vga.0.%desc: device description
    dev.vga.0.%driver: device driver name
    dev.vga.0.%location: device location relative to parent
    dev.vga.0.%pnpinfo: device identification
    dev.vga.0.%parent: parent device
    dev.acd.%parent: parent class
    dev.acd.0.%desc: device description
    dev.acd.0.%driver: device driver name
    dev.acd.0.%location: device location relative to parent
    dev.acd.0.%pnpinfo: device identification
    dev.acd.0.%parent: parent device

    Feedback

    # re: FreeBSD內核參數描述  回復  更多評論   

    2009-05-23 17:29 by 額外巍峨
    這也叫詳解啊 全是復制,沒有解釋 ,混蛋!

    只有注冊用戶登錄后才能發表評論。


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