锘??xml version="1.0" encoding="utf-8" standalone="yes"?>国产成人精品日本亚洲专区6,精品无码专区亚洲,亚洲爆乳AAA无码专区http://www2.blogjava.net/jessica/category/16569.htmlzh-cnWed, 11 Jul 2007 16:27:11 GMTWed, 11 Jul 2007 16:27:11 GMT60鍐呭瓨鎬ц兘鍒嗘瀽http://www.tkk7.com/jessica/archive/2007/07/10/129379.html鎭嬫亱鍐鎭嬫亱鍐Tue, 10 Jul 2007 08:24:00 GMThttp://www.tkk7.com/jessica/archive/2007/07/10/129379.htmlhttp://www.tkk7.com/jessica/comments/129379.htmlhttp://www.tkk7.com/jessica/archive/2007/07/10/129379.html#Feedback0http://www.tkk7.com/jessica/comments/commentRss/129379.htmlhttp://www.tkk7.com/jessica/services/trackbacks/129379.html

1錛?nbsp;            琛¢噺鍐呭瓨闂插繖鎸囨爣

buffer cache size錛氱紦瀛樺尯鍦ㄥ唴瀛樺紑閿涓崰寰堝ぇ姣斾緥錛?/p>

page in/out rates錛?/p>

swap in/out rates;

鍙敤鍐呭瓨鐨勫ぇ灝忥紝鎴栫敤寰楀埌鍐呭瓨鐨勫ぇ灝忥紙available memory size錛夛紱

鑷敱鍐呭瓨鐨勫ぇ灝忥紙free memory size錛夛細what is currently available,it should not be confused with available memory,which does not change during normal system operation;

swap queue length;

2錛?nbsp;            鍗曚釜榪涚▼鐨勫唴瀛樿 閲忔寚鏍囷細

涓涓繘紼嬪崰鐢ㄧ墿鐞嗗唴瀛樼殑澶у皬錛坮esident set size錛?/p>

涓涓繘紼嬪崰鐢ㄨ櫄鎷熷唴瀛樼殑澶у皬錛坴irtual set size錛?/p>

VM reads and writes: it can show how many physical memory management reads and writes were made to and from the disk during the chosen interval.

褰撳唴瀛樿祫婧愭垚涓虹郴緇熸ц兘鐨勭摱棰堟椂錛屽畠鏈変竴浜涘吀鍨嬬棁鐘訛細

寰堥珮鐨勬崲欏電巼錛坔igh pageout rate錛夛細HP-UX鏄竴涓寜闇璋冮〉鐨勬搷浣滅郴緇燂紝閫氬父鎯呭喌涓嬶紝瀹冨彧鎵ц璋冨叆欏甸潰榪涘叆鍐呭瓨鐨勬搷浣滐紝浠ヨ榪涚▼鑳藉榪愯銆傚彧鏈夋搷浣滅郴緇熻寰楃郴緇熼渶瑕侀噴鏀句竴浜涘唴瀛樼┖闂存椂錛屾墠浼氭墽琛屼粠鍐呭瓨璋冨嚭欏甸潰鐨勬搷浣滐紝鑰岃繃楂樼殑璋冨嚭欏甸潰鎿嶄綔璇存槑鍐呭瓨緙轟箯錛?/p>

榪涚▼榪涘叆涓嶆椿鍔ㄧ姸鎬侊紙process deactivation activity錛夛細褰撹嚜鐢辯殑鍐呭瓨欏甸潰鏁伴噺灝忎簬MINFREE鏃訛紝寰堝榪涚▼灝嗗己鍒惰繘鍏ヤ笉媧誨姩鐘舵侊紝鍥犱負 any deactivation activity represents a condition in which normal paging is inadequate to handle the memory demands.

鑷敱鍐呭瓨鐨勬暟閲忓緢灝忥紝浣嗘椿鍔ㄧ殑铏氭嫙鍐呭瓨鍗村緢澶э紙very small free memory and large active virtual memory錛?/p>

浜ゆ崲鍖烘墍浠ョ鐩樼殑媧誨姩嬈℃暟鍙珮錛坔igh disk activity on swap devices錛?/p>

浜嗛珮鐨勫叏灞緋葷粺CPU鍒╃敤鐜囷紙high global system CPU utilization錛夊緢闀跨殑榪愯榪涚▼闃熷垪錛屼絾CPU鐨勭┖闂叉椂闂村嵈寰堝錛坙arge run queue with idle CPU錛?/p>

鍐呭瓨涓嶅鍑洪敊錛坥ut of memory errors錛?/p>

CPU鐢ㄤ簬vhand鍜宻wapper涓や腑瀹堟姢榪涚▼鐨勬椂闂達紙CPU time to vhand and swapper錛?/p>

蹇呴』涓昏鐨勬槸錛屾湁鏃跺欐垜浠彂鐜癈PU寰堝繖錛岃繖浼間箮鏄疌PU璧勬簮鎴愪負緋葷粺鎬ц兘鐨勭摱棰堬紝浣嗗鏋滆繘涓姝ュ垎鏋愶紝鍙戠幇vhand鍜宻wapper瀹堟姢榪涚▼鍗犵敤浜嗗ぇ閲忕殑緋葷粺CPU鏃墮棿錛屽緢鏄劇劧錛岃繖鏃剁郴緇熸ц兘鐡墮鐪熸鎵鍦ㄥ彲鑳芥槸鍐呭瓨銆?/p>

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甯哥敤鍐呭緩鍑芥暟http://www.tkk7.com/jessica/archive/2006/10/25/77216.html鎭嬫亱鍐鎭嬫亱鍐Wed, 25 Oct 2006 08:00:00 GMThttp://www.tkk7.com/jessica/archive/2006/10/25/77216.htmlhttp://www.tkk7.com/jessica/comments/77216.htmlhttp://www.tkk7.com/jessica/archive/2006/10/25/77216.html#Feedback0http://www.tkk7.com/jessica/comments/commentRss/77216.htmlhttp://www.tkk7.com/jessica/services/trackbacks/77216.html 鍒嗙被 鍑芥暟 榪斿洖鍊?/strong> 紺轟緥 鏁板瓧鍨?/font> abs 鍙栫粷瀵瑰?/font> sign 鍙栫鍙?/font> 姝f暟榪斿洖 1 錛岃礋鏁?/font> -1 錛?/font> 0 榪斿洖 0 ceil 鍚戜笂鍙栨暣 ceil(3.2) =4 floor 鍚戜笅鍙栨暣 floor(3.2)=3 round(num,ws) 鍥涜垗浜斿叆 round(5.466,2)=5.47 mod(n1,n2) 姹備綑 mod(52,10) = 2 ascii(ch) int ascii('a')=97 chr(int) ascii 鐮?/font> chr(97)='a' 瀛楃鍨?/font> instr(str1,str2,pos,nth) 榪斿洖 str2 鍦?/font> str1 涓殑浣嶇疆 聽聽聽聽 浠庣 pos 浣嶇疆寮濮嬶紝絎?/font> nth 涓鍚堢殑錛屾眽瀛楁寜涓涓畻 instr('abcd','b') = 2聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 instr('abcdabcdabcd','b',5) = 6聽聽聽聽聽聽聽聽 instr('abcdabcdabcd','b',5,2) =10 instrb(str1,str2,pos,nth) 涓庝笂渚嬬被浼鹼紝姹夊瓧鎸?/font> 2 涓畻 substr(string,pos,length) 瀛愬瓧絎︿覆 聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 姹夊瓧鎸変竴涓畻 substr('abcdefg',2,1) = 'b'聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽 substr('abcdefg',2)='bcdefg'聽聽聽聽聽聽聽聽聽聽聽聽聽聽 substr('abcdefg',-2)='fg' substrb(string,pos,length) 涓庝笂渚嬬被浼鹼紝姹夊瓧鎸?/font> 2 涓畻 length(str) 瀛楃涓查暱搴?/font> lengthb(str) lpad(str1,len,str2) 宸﹁ˉ replace(str1,str2,str3) 瀛楃涓叉浛鎹?/font> replace('abccba','ab','ef')='efccba' translate(str1,str2,str3) str2 鍜?/font> str2 鎸夊瓧絎﹀搴旀浛鎹?/font> translate('abccba','ab','ef')='efccfe' upper 杞負澶у啓 lower 杞負灝忓啓 last_day(rq) 褰撴湀鏈鍚庝竴澶?/font> last_day(sysdate) = '22-MAR-2004' add_months(rq date,ys number) 鍔?/font> ys 涓湀 months_between 錛?/font> d1,d2 錛?/font> 涓や釜鏃ユ湡涔嬮棿鐩稿樊鐨勬湀鏁?/font> 鏃ユ湡鍨?/font> decode(src, p1,v1,p2,v2 ,鈥?v0) 綾諱技 switch鈥ase 鍙兘鐢ㄤ簬 sql 璇彞 greatest(p1,p2,...) 鏈澶у?/font> least(p1,p2,...) 鏈灝忓?/font> 閫氱敤 nvl(p1,p2) 濡傛灉 p1 涓虹┖鍒欒繑鍥?/font> p2 to_date(str,format) 杞負鏃ユ湡 to_date('20010101','yyyymmdd')='01-Jan-2001' to_char(date,format) 鏃ユ湡杞負瀛楃涓?/font> to_char(sysdate,'mm')='03' to_char(num,format) 鏁板瓧杞負瀛楃涓?/font> to_char(123,'fm99990.90)='123.00' to_number(str) 杞負鏁板瓧 to_number('12312')=12312 trunc(date,format) 鎴彇鍒?/font> format trunc(sysdate,'yyyy')= 2004.01.01 trunc(num,pos) trunc(13.2362,2)=13.23

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鐜鍙橀噺http://www.tkk7.com/jessica/archive/2006/10/25/77179.html鎭嬫亱鍐鎭嬫亱鍐Wed, 25 Oct 2006 05:44:00 GMThttp://www.tkk7.com/jessica/archive/2006/10/25/77179.htmlhttp://www.tkk7.com/jessica/comments/77179.htmlhttp://www.tkk7.com/jessica/archive/2006/10/25/77179.html#Feedback0http://www.tkk7.com/jessica/comments/commentRss/77179.htmlhttp://www.tkk7.com/jessica/services/trackbacks/77179.html 1.聽聽聽聽聽 JAVA_HOME = C:\j2sdk1.4.2_04

2.聽聽聽聽聽 CLASSPATH = .;%JAVA_HOME%\lib\tools.jar;%JAVA_HOME%\lib\dt.jar 錛堣緗儴鍒嗘渶鍓嶅ご鏈変釜鐐癸級

3.聽聽聽聽聽 PATH = 鏈鍚庡姞涓?/span> ;%JAVA_HOME%\bin 錛堟敞鎰忕洏絎︼級



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IBM AIX鎿嶄綔緋葷粺http://www.tkk7.com/jessica/archive/2006/05/22/47477.html鎭嬫亱鍐鎭嬫亱鍐Mon, 22 May 2006 07:35:00 GMThttp://www.tkk7.com/jessica/archive/2006/05/22/47477.htmlhttp://www.tkk7.com/jessica/comments/47477.htmlhttp://www.tkk7.com/jessica/archive/2006/05/22/47477.html#Feedback0http://www.tkk7.com/jessica/comments/commentRss/47477.htmlhttp://www.tkk7.com/jessica/services/trackbacks/47477.html
AIX鐨勪竴浜涙祦琛岀壒鎬т緥濡俢huser銆?mkuser銆?rmuser鍛戒護浠ュ強鐩鎬技鐨勪笢瑗垮厑璁稿鍚岀鐞嗘枃浠朵竴鏍鋒潵榪涜鐢ㄦ埛綆$悊銆侫IX綰у埆鐨勯昏緫鍗風鐞嗘閫愭笎琚坊鍔犺繘鍚勭鑷敱鐨刄NIX椋庢牸鎿嶄綔緋葷粺涓?br />
閫氱敤妗岄潰鐜錛圕ommon Desktop Environment錛孋DE錛夋槸AIX緋葷粺鐨勯粯璁ゅ浘褰㈢敤鎴風晫闈€備綔涓哄悓 Linux 鑱斿Щ鐨勪竴閮ㄥ垎錛岄拡瀵筁inux搴旂敤鐨凙IX宸ュ叿綆?ATLA)涔熸彁渚涗簡寮婧愮殑KDE鍜孏NOME妗岄潰銆?br />
AIX絎﹀悎Open group鐨刄NIX 98琛屼笟鏍囧噯錛岄氳繃鍏ㄩ潰闆嗘垚瀵?2浣嶅拰64浣嶅簲鐢ㄧ殑騫惰榪愯鏀寔錛屼負榪欎簺搴旂敤鎻愪緵浜嗗叏闈㈢殑鍙墿灞曟с傚畠鍙互鍦ㄦ墍鏈夌殑IBM p緋誨垪鍜孖BM RS/6000宸ヤ綔绔欍佹湇鍔″櫒鍜屽ぇ鍨嬪茍琛岃秴綰ц綆楁満涓婅繍琛屻?br />
閫氳繃鍦ˋIX 5L V5.2涓紩鍏ュ姩鎬侀昏緫鍒嗗尯錛圖LPAR錛夛紝IBM涓簆緋誨垪緋葷粺鎻愪緵浜嗛珮綰х殑鐏墊椿鎬у拰鍙墿灞曟у姛鑳姐?

铏氭嫙鏈嶅姟鍣?DLPAR鍔熻兘錛屼嬌寰楃敤鎴瘋兘鍦ㄤ竴涓崟涓p緋誨垪鏈嶅姟鍣ㄤ笂錛岃繍琛孉IX 5L鍜孡inux鐨勫涓嫭绔嬫搷浣滅郴緇熸槧鍍忔垚涓哄彲鑳姐傞昏緫鍒嗗尯涓嶉渶瑕佷笌緋葷粺鐨勭粍寤烘ā鍧楋紙璧勬簮闆嗗悎錛夌殑鐗╃悊杈圭晫鐩鎬竴鑷淬?br />
DLPAR鍏佽鐢ㄦ埛浠ユ洿灝忕殑綺掑害浠庢暣涓彲鐢ㄨ祫婧愭睜涓夋嫨緇勪歡錛屼粠鑰岃兘澶熷鍔犺繍琛岀殑鐏墊椿鎬с傚埄鐢―LPAR錛岀敤鎴峰彲浠ュ湪涓涓湇鍔″櫒鐨勫唴閮紝鍒涘緩澶氫釜铏氭嫙鏈嶅姟鍣紝騫惰兘澶熶粠媧誨姩鍒嗗尯涓姩鎬佸湴娣誨姞鍜屽垹闄ゅ鐞嗗櫒銆佺墿鐞嗗唴瀛樺拰I/O鎻掓Ы銆傛瘡涓垎鍖洪兘涓庡叾瀹冨垎鍖虹浉闅旂錛岃屼笖姣忎釜鍒嗗尯閮借繍琛岃嚜宸辯殑AIX 5L V5.2鎿嶄綔緋葷粺銆?br />
淇濇寔鎺у埗 AIX 5L V5.2浣跨敤浜嗗縐嶅寮哄姛鑳斤紝鍙互甯姪鐢ㄦ埛紜繚鑷繁鐨勫叧閿簲鐢紝鑳藉婊¤凍鐢ㄦ埛鐨勬湡鏈涖侫IX 5L V5.2璐熻澆綆$悊鍣紙WLM錛夋敮鎸佸熀浜庝互澶╀負鍗曚綅鏃墮棿鐨勭郴緇熻祫婧愯嚜鍔ㄥ垏鎹㈡満鍒訛紝鍏佽鍦ㄥ涓換鍔′箣闂村姩鎬佸垎閰嶅鐞嗗櫒鍛ㄦ湡銆佺墿鐞嗗唴瀛樺拰紓佺洏I/O銆傜鐞嗗憳鍙互閫氳繃浣跨敤鍩轟簬Web銆佺洿瑙傜殑緋葷粺綆$悊鍣ㄥ浘褰㈢晫闈紝緋葷粺綆$悊鐣岄潰宸ュ叿錛圫MIT錛夊拰AIX鍛戒護錛屾柟渚垮湴璁塊棶璐熻澆綆$悊鍣ㄣ?br />
闆嗙兢綆$悊 涓哄疄鐜板揩閫熷悓姝ュ拰鍗忚皟鍝嶅簲錛岄泦緹ょ幆澧冭姹傝妭鐐逛箣闂磋兘澶熻繘琛屽叏闈㈢殑鍗忎綔銆侫IX 5L浣跨敤鍩轟簬AIX 5L鐨凩inux杞歡鍜孖BM闆嗙兢緋葷粺綆$悊鍣紙CSM錛夋敮鎸佸拰浼樺寲闆嗙兢鏈嶅姟鍣ㄧ殑綆$悊銆侰SM涓烘寚瀹歱緋誨垪鍜孖BM eServer x緋誨垪鏈嶅姟鍣ㄧ殑瀹夎銆侀厤緗佺淮鎶ゅ拰鏇存柊錛屾彁渚涗簡涓涓崟涓鐨勬帶鍒剁偣銆?br />
Linux浜插拰鎬?AIX 5L涓嶭inux涔嬮棿鐨勪翰鍜屾э紝鍙互甯姪浠ラ熷害鏇村揩銆佹垚鏈洿浣庣殑鏂瑰紡錛屽疄鐜拌法AIX鍜孡inux騫沖彴鐨勫騫沖彴闆嗘垚瑙e喅鏂規銆傚浜庡緢澶氬湪Linux涓婂紑鍙戞垨涓篖inux寮鍙戠殑搴旂敤錛屽彧闇瀵規簮浠g爜榪涜涓嬈$畝鍗曠殑閲嶇紪璇戯紝瀹冧滑灝卞彲浠ュ湪AIX 5L涓婅繍琛屻侷BM鍏嶈垂涓虹敤鎴鋒彁渚涗竴涓敤浜嶭inux搴旂敤鐨凙IX宸ュ叿綆便?br />
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