锘??xml version="1.0" encoding="utf-8" standalone="yes"?>无码亚洲成a人在线观看,国产性爱在线观看亚洲黄色一级片,wwwxxx亚洲http://m.tkk7.com/Steven-bot/category/49764.html鐪肩潧鑳借涓嬩笘鐣岋紝涓轟綍鍗磋涓嶄笅鐪兼唱? 涓鍙絳濅竴杈堝瓙鍙負涓鏍圭嚎鍐掗櫓銆? 閭d笉鏄竴鍦烘父鎴忥紝涓轟綍鎬繪湁涓鏍圭嚎鐗電潃蹇冩錛岄殣闅愪綔鐤鹼紵 閭d笉鏄竴孌甸倐閫咃紝涓轟綍椋樺湪妗ヤ笂鐨勫獎瀛愶紝鎬葷紶榪涙ⅵ涔★紵 閭d笉鏄竴涓ⅵ澧冿紝涓轟綍浣犵殑娓╂煍縐佽錛屾繪槸涓嶇粡鎰忕殑鍝嶈搗錛?/description>zh-cnSun, 26 Feb 2012 10:54:14 GMTSun, 26 Feb 2012 10:54:14 GMT60Tomcat鐨勫弬鏁伴厤緗強涓鑸棶棰樼殑瑙e喅http://m.tkk7.com/Steven-bot/archive/2011/10/08/360161.htmlSteven_botSteven_botSat, 08 Oct 2011 01:34:00 GMThttp://m.tkk7.com/Steven-bot/archive/2011/10/08/360161.htmlhttp://m.tkk7.com/Steven-bot/comments/360161.htmlhttp://m.tkk7.com/Steven-bot/archive/2011/10/08/360161.html#Feedback0http://m.tkk7.com/Steven-bot/comments/commentRss/360161.htmlhttp://m.tkk7.com/Steven-bot/services/trackbacks/360161.html闃呰鍏ㄦ枃

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tomcat鍚姩jvm鍐呭瓨璁劇疆(杞澆) http://m.tkk7.com/Steven-bot/archive/2011/10/08/360159.htmlSteven_botSteven_botSat, 08 Oct 2011 01:31:00 GMThttp://m.tkk7.com/Steven-bot/archive/2011/10/08/360159.htmlhttp://m.tkk7.com/Steven-bot/comments/360159.htmlhttp://m.tkk7.com/Steven-bot/archive/2011/10/08/360159.html#Feedback0http://m.tkk7.com/Steven-bot/comments/commentRss/360159.htmlhttp://m.tkk7.com/Steven-bot/services/trackbacks/360159.html

Linux錛?br style="line-height: 24px; " />鍦?usr/local/apache-tomcat-5.5.23/bin鐩綍涓嬬殑catalina.sh
娣誨姞錛欽AVA_OPTS=''-Xms512m -Xmx1024m''
瑕佸姞“m”璇存槑鏄疢B錛屽惁鍒欏氨鏄疜B浜嗭紝鍦ㄥ惎鍔╰omcat鏃朵細鎶ュ唴瀛樹笉瓚熾?br style="line-height: 24px; " />-Xms錛氬垵濮嬪?br style="line-height: 24px; " />-Xmx錛氭渶澶у?br style="line-height: 24px; " />-Xmn錛氭渶灝忓?br style="line-height: 24px; " />Windows
鍦╟atalina.bat鏈鍓嶉潰鍔犲叆
set JAVA_OPTS=-Xms128m -Xmx350m 
濡傛灉鐢╯tartup.bat鍚姩tomcat,OK璁劇疆鐢熸晥.澶熸垚鍔熺殑鍒嗛厤200M鍐呭瓨.
浣嗘槸濡傛灉涓嶆槸鎵цstartup.bat鍚姩tomcat鑰屾槸鍒╃敤windows鐨勭郴緇熸湇鍔″惎鍔╰omcat鏈嶅姟,涓婇潰鐨勮緗氨涓嶇敓鏁堜簡,
灝辨槸璇磗et JAVA_OPTS=-Xms128m -Xmx350m 娌¤搗浣滅敤.涓婇潰鍒嗛厤200M鍐呭瓨灝監OM浜?.
windows鏈嶅姟鎵ц鐨勬槸bin\tomcat.exe.浠栬鍙栨敞鍐岃〃涓殑鍊?鑰屼笉鏄痗atalina.bat鐨勮緗?
瑙e喅鍔炴硶:
淇敼娉ㄥ唽琛℉KEY_LOCAL_MACHINE\SOFTWARE\Apache Software Foundation\Tomcat Service Manager\Tomcat5\Parameters\JavaOptions
鍘熷間負
-Dcatalina.home="C:\ApacheGroup\Tomcat 5.0"
-Djava.endorsed.dirs="C:\ApacheGroup\Tomcat 5.0\common\endorsed"
-Xrs
鍔犲叆 -Xms300m -Xmx350m  
閲嶈搗tomcat鏈嶅姟,璁劇疆鐢熸晥

鏂囩珷鍑哄錛氶璇虹綉(www.firnow.com):http://dev.firnow.com/course/3_program/java/javajs/2008215/99782.html



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鍚堢悊閰嶇疆tomcat鍐呭瓨-java.lang.OutOfMemoryError: PermGen space鍙婂叾瑙e喅鏂規硶 http://m.tkk7.com/Steven-bot/archive/2011/10/08/360158.htmlSteven_botSteven_botSat, 08 Oct 2011 01:30:00 GMThttp://m.tkk7.com/Steven-bot/archive/2011/10/08/360158.htmlhttp://m.tkk7.com/Steven-bot/comments/360158.htmlhttp://m.tkk7.com/Steven-bot/archive/2011/10/08/360158.html#Feedback0http://m.tkk7.com/Steven-bot/comments/commentRss/360158.htmlhttp://m.tkk7.com/Steven-bot/services/trackbacks/360158.html
杞澆鑷細 http://it.chinawin.net/softwaredev/article-c4e1.html
涓嶈鏄湪寮鍙戣繕鏄湪宸茬粡鍙戝竷鐨勯」鐩腑錛屾垜浠粡甯鎬細紕板埌鐨勪竴涓棶棰橈細
    java.lang.OutOfMemoryError: PermGen spacePermGen space鐨勫叏縐版槸Permanent Generation space,鏄寚鍐呭瓨鐨勬案涔呬繚瀛樺尯鍩燂紝OutOfMemoryError: PermGen space浠庤〃闈笂鐪嬪氨鏄唴瀛樻孩鍑猴紝瑙e喅鏂規硶鏄姞澶у唴瀛樸傝璇翠負浠涔堜細鍐呭瓨婧㈠嚭錛歅ermGen space鐢ㄤ簬瀛樻斁Class鍜孧eta鐨勪俊鎭?Class鍦ㄨ Load鐨勬椂鍊欒鏀懼叆PermGen space鍖哄煙錛屽畠鍜屽瓨鏀綢nstance鐨凥eap鍖哄煙涓嶅悓,GC(Garbage Collection)涓嶄細鍦ㄤ富紼嬪簭榪愯鏈熷PermGen space榪涜娓呯悊錛屾墍浠ュ鏋滀綘鐨凙PPLICATION浼歀OAD寰堝CLASS鐨勮瘽,灝卞緢鍙兘鍑虹幇PermGen space閿欒銆傝繖縐嶉敊璇父瑙佸湪web鏈嶅姟鍣ㄥJSP榪涜pre compile鐨勬椂鍊欍傚鏋滀綘鐨刉EB APP涓嬮兘鐢ㄤ簡澶ч噺鐨勭涓夋柟jar, 鍏跺ぇ灝忚秴榪囦簡jvm榛樿鐨勫ぇ灝?4M)閭d箞灝變細浜х敓姝ら敊璇俊鎭簡銆傚緩璁細灝嗙浉鍚岀殑絎笁鏂筳ar鏂囦歡縐葷疆鍒皌omcat/lib鐩綍涓嬶紝榪欐牱鍙互杈懼埌鍑忓皯 jar 鏂囨。閲嶅鍗犵敤鍐呭瓨鐨勭洰鐨勩?br style="line-height: 24px" />鏀規鏂規硶錛?Xms256m -Xmx256m -XX:MaxNewSize=256m -XX:MaxPermSize=256m 鍏朵腑-Xms<size> 涓篔VM鍒濆鍖栧爢鐨勫ぇ灝?br style="line-height: 24px" />        -Xmx<size> 涓篔VM鍫嗙殑鏈澶у?br style="line-height: 24px" />        -XX:MaxNewSize 涓鴻皟澶ф柊瀵硅薄鍖猴紝浠ュ噺灝戝瀮鍦懼洖鏀跺櫒鍥炴敹嬈℃暟浣嗘槸鏈夌殑鏃跺欏彲鑳借繖鏍風殑璁劇疆榪樹細涓嶈(姣斿錛屽綋Server搴旂敤紼嬪簭鍔犺澆杈冨綾繪椂錛屽嵆jvm鍔犺澆綾繪椂錛屾案涔呭煙涓?鐨勫璞℃ュ墽澧炲姞錛屼粠鑰屼嬌jvm涓嶆柇璋冩暣姘鎬箙鍩熷ぇ灝忥紝涓轟簡閬垮厤璋冩暣)錛屼綘鍙互浣跨敤鏇村鐨勫弬鏁伴厤緗紝濡傦細 java -Xms512m -Xmx512m -XX:PermSize=64m -XX:MaxPermSize=128m
鍏朵腑錛屼嬌鐢?nbsp;  -XX:MaxPermSize鏍囧織鏉ュ鍔犳案涔呭煙鐨勫ぇ灝忥紝-XX:PermSize鏍囧織璁劇疆鍒濆鍊?br style="line-height: 24px" />濡?鏋滆櫄鎷熸満鍚姩鏃惰緗嬌鐢ㄧ殑鍐呭瓨姣旇緝灝忚屽湪榪欑鎯呭喌涓嬫湁璁稿瀵硅薄榪涜鍒濆鍖栵紝铏氭嫙鏈哄氨蹇呴』閲嶅鍦板鍔犲唴瀛樻潵婊¤凍浣跨敤銆傜敱浜庤繖縐嶅師鍥狅紝鎴戜滑涓鑸妸-Xms鍜?-Xmx璁句負涓鏍峰ぇ錛岃屽爢鐨勬渶澶у煎彈闄愪簬緋葷粺浣跨敤鐨勭墿鐞嗗唴瀛樸備竴鑸嬌鐢ㄦ暟鎹噺杈冨ぇ鐨勫簲鐢ㄧ▼搴忎細浣跨敤鎸佷箙瀵硅薄錛屽唴瀛樹嬌鐢ㄦ湁鍙兘榪呴熷湴澧為暱銆傚綋搴旂敤紼嬪簭闇瑕佺殑 鍐呭瓨瓚呭嚭鍫嗙殑鏈澶у兼椂铏氭嫙鏈哄氨浼氭彁紺哄唴瀛樻孩鍑猴紝騫朵笖瀵艱嚧搴旂敤鏈嶅姟宕╂簝銆傚洜姝や竴鑸緩璁爢鐨勬渶澶у艱緗負鍙敤鍐呭瓨鐨勬渶澶у肩殑80%銆?br style="line-height: 24px" />鍦╰omcat涓璻edeploy鏃跺嚭鐜皁utofmemory鐨勯敊璇?
鍙互鏈変互涓嬪嚑涓柟闈㈢殑鍘熷洜:
錛?浣跨敤浜唒roxool,鍥犱負proxool鍐呴儴鍖呭惈浜嗕竴涓佺増鏈殑cglib.
2, log4j,鏈濂戒笉鐢?鍙敤common-logging
3, 鑰佺増鏈殑cglib,蹇偣鏇存柊鍒版渶鏂扮増銆?br style="line-height: 24px" />錛旓紝鏇存柊鍒版渶鏂扮殑hibernate3.2

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        涓昏鍖呮嫭閬垮厤姝誨驚鐜紝搴旇鍙婃椂閲婃斁縐嶈祫婧愶細鍐呭瓨, 鏁版嵁搴撶殑鍚勭榪炴帴錛岄槻姝竴嬈¤澆鍏ュお澶氱殑鏁版嵁銆傚鑷磈ava.lang.OutOfMemoryError鐨勬牴鏈師鍥犳槸紼嬪簭涓嶅仴澹傚洜姝わ紝浠庢牴鏈笂瑙e喅Java鍐呭瓨婧㈠嚭鐨勫敮涓鏂規硶灝辨槸淇敼紼嬪簭錛屽強鏃跺湴閲婃斁娌$敤鐨勫璞★紝閲婃斁鍐呭瓨絀洪棿銆?nbsp;閬囧埌璇ラ敊璇殑鏃跺欒浠旂粏媯鏌ョ▼搴忥紝鍢垮樋錛岄亣澶氫竴嬈¤繖縐嶉棶棰樹箣鍚庯紝浠ュ悗鍐欑▼搴忓氨浼氬皬蹇冨浜嗐?/p>

            3錛夊resin瀹瑰櫒錛屽悓鏍峰彲浠ュ湪鍚姩鏃跺jvm璁劇疆鍐呭瓨闄愬害銆傚湪bin鏂囦歡澶逛笅鍒涘緩涓涓猻tartup.bat鏂囦歡錛屽唴瀹瑰涓嬶細
                 @echo off
                  call "httpd.exe"  "-Xms128M" "-Xmx256M"
                  :end 
                  鍏朵腑"-Xms128M"涓烘渶灝忓唴瀛橈紝"-Xmx256M"涓烘渶澶у唴瀛樸?/p>

   2.    浼樺寲紼嬪簭錛岄噴鏀懼瀮鍦俱?/p>

           涓嬈℃槸鐢╤ibernate鏌ヨ鏁版嵁鏃訛紝涓嬈℃煡璇㈣繃澶氱殑鏁版嵁錛屼緥濡?0000鏉★紝姝ゆ椂紼嬪簭鍑洪敊錛岃姝葷殑java.lang.OutMemoryError錛屽悗鏉ヨ皟鏁翠簡璇ラ儴鍒嗙殑浠g爜錛屾瘡嬈″彧鍙栧嚭鎸囧畾閲忕殑鏁版嵁錛屾垚鍔熺殑瑙e喅璇ラ棶棰樸?/p>

            榪樻湁涓嬈℃槸褰撴祴璇曚漢鍛榣oadRunner鍋氬帇鍔涙祴璇曟椂錛屽茍鍙?00涓敤鎴鋒椂錛岃繍琛屼笉鍒板嚑鍒嗛挓鏁翠釜weblogic閮界槴鎺夛紝鐪熷鐙犵殑錛屽張鏄痡ava.lang.OutOfMemoryError, PM鍙垜媯鏌ュ悓浜嬪啓鐨勪唬鐮侊紝鎶樿吘浜嗘垜濂戒箙錛岀粨鏋滃彂鐜板師鏉ユ槸鐢變簬session鐨勮祫婧愪竴鐩存病鏈夎閲婃斁浜х敓鐨勶紝鐪熸妸淇虹粰姘旀錛侊紒錛佸湪璇ュ伐紼嬩腑鍦╳eb.xml鏂囦歡涓緗簡涓涓猻ession鐨勪睛鍚湡錛屽綋媯嫻嬪埌session瓚呮椂鏃訛紝榪涘叆鎸囧畾鐨勭被榪涜鐩稿簲澶勭悊錛岃岃鍚屼簨鍦ㄨ繘琛屼簡鑷畾涔夌殑澶勭悊鍚庯紝娌℃湁閫氳繃session鐨刬nvalidate()鏂規硶灝唖ession鐨勮祫婧愰噴鏀撅紝瀵艱嚧褰撳ぇ鎵歸噺騫跺彂鏃訛紝閫犳垚鍐呭瓨婧㈠嚭銆?/p>

            瑙e喅java.lang.OutOfMemoryError鐨勬柟娉曟湁濡備笅鍑犵錛?/p>

  1. 澧炲姞jvm鐨勫唴瀛樺ぇ灝忋傛柟娉曟湁錛?/li>

            1錛夊湪鎵ц鏌愪釜class鏂囦歡鏃跺欙紝鍙互浣跨敤java -Xmx256M aa.class鏉ヨ緗繍琛宎a.class鏃秊vm鎵鍏佽鍗犵敤鐨勬渶澶у唴瀛樹負256M銆?br style="line-height: 25px" />            2錛夊tomcat瀹瑰櫒錛屽彲浠ュ湪鍚姩鏃跺jvm璁劇疆鍐呭瓨闄愬害銆傚tomcat錛屽彲浠ュ湪catalina.bat涓坊鍔狅細
 "set CATALINA_OPTS=-Xms128M -Xmx256M
  set JAVA_OPTS=-Xms128M -Xmx256M",鎴栬呮妸%CATALINA_OPTS%鍜?JAVA_OPTS%浠f浛涓?Xms128M -Xmx256M



1銆丳ermGen space鐨勫叏縐版槸Permanent Generation space,鏄寚鍐呭瓨鐨勬案涔呬繚瀛樺尯鍩烵utOfMemoryError: PermGen space浠庤〃闈笂鐪嬪氨鏄唴瀛樼泭鍑猴紝瑙e喅鏂規硶涔熶竴瀹氭槸鍔犲ぇ鍐呭瓨銆傝璇翠負浠涔堜細鍐呭瓨鐩婂嚭錛氳繖涓閮ㄥ垎鐢ㄤ簬瀛樻斁Class鍜孧eta鐨勪俊鎭?Class鍦ㄨ Load鐨勬椂鍊欒鏀懼叆PermGen space鍖哄煙錛屽畠鍜屽拰瀛樻斁Instance鐨凥eap鍖哄煙涓嶅悓,GC(Garbage Collection)涓嶄細鍦ㄤ富紼嬪簭榪愯鏈熷PermGen space榪涜娓呯悊錛屾墍浠ュ鏋滀綘鐨凙PP浼歀OAD寰堝CLASS鐨勮瘽,灝卞緢鍙兘鍑虹幇PermGen space閿欒銆傝繖縐嶉敊璇父瑙佸湪web鏈嶅姟鍣ㄥJSP榪涜pre compile鐨勬椂鍊欍?/p>鏀規鏂規硶錛?Xms256m -Xmx256m -XX:MaxNewSize=256m -XX:MaxPermSize=256m

2銆佸湪tomcat涓璻edeploy鏃跺嚭鐜皁utofmemory鐨勯敊璇?

鍙互鏈変互涓嬪嚑涓柟闈㈢殑鍘熷洜:

錛?浣跨敤浜?u style="line-height: 25px">proxool,鍥犱負proxool鍐呴儴鍖呭惈浜嗕竴涓佺増鏈殑cglib.

2, log4j,鏈濂戒笉鐢?鍙敤common-logging

3, 鑰佺増鏈殑cglib,蹇偣鏇存柊鍒版渶鏂扮増銆?/font>

錛旓紝鏇存柊鍒版渶鏂扮殑hibernate3.2

3銆?br style="line-height: 25px" />
榪欓噷浠omcat鐜涓轟緥錛屽叾瀹僕EB鏈嶅姟鍣ㄥjboss,weblogic絳夋槸鍚屼竴涓亾鐞嗐?br style="line-height: 25px" />涓銆乯ava.lang.OutOfMemoryError: PermGen space

PermGen space鐨勫叏縐版槸Permanent Generation space,鏄寚鍐呭瓨鐨勬案涔呬繚瀛樺尯鍩?
榪欏潡鍐呭瓨涓昏鏄JVM瀛樻斁Class鍜孧eta淇℃伅鐨?Class鍦ㄨLoader鏃跺氨浼氳鏀懼埌PermGen space涓?
瀹冨拰瀛樻斁綾誨疄渚?Instance)鐨凥eap鍖哄煙涓嶅悓,GC(Garbage Collection)涓嶄細鍦ㄤ富紼嬪簭榪愯鏈熷
PermGen space榪涜娓呯悊錛屾墍浠ュ鏋滀綘鐨勫簲鐢ㄤ腑鏈夊緢澶欳LASS鐨勮瘽,灝卞緢鍙兘鍑虹幇PermGen space閿欒,
榪欑閿欒甯歌鍦╳eb鏈嶅姟鍣ㄥJSP榪涜pre compile鐨勬椂鍊欍傚鏋滀綘鐨刉EB APP涓嬮兘鐢ㄤ簡澶ч噺鐨勭涓夋柟jar, 鍏跺ぇ灝?br style="line-height: 25px" />瓚呰繃浜唈vm榛樿鐨勫ぇ灝?4M)閭d箞灝變細浜х敓姝ら敊璇俊鎭簡銆?br style="line-height: 25px" />瑙e喅鏂規硶錛?鎵嬪姩璁劇疆MaxPermSize澶у皬

淇敼TOMCAT_HOME/bin/catalina.sh
鍦?#8220;echo "Using CATALINA_BASE:   $CATALINA_BASE"”涓婇潰鍔犲叆浠ヤ笅琛岋細
JAVA_OPTS="-server -XX:PermSize=64M -XX:MaxPermSize=128m
寤鴻錛氬皢鐩稿悓鐨勭涓夋柟jar鏂囦歡縐葷疆鍒皌omcat/shared/lib鐩綍涓嬶紝榪欐牱鍙互杈懼埌鍑忓皯jar 鏂囨。閲嶅鍗犵敤鍐呭瓨鐨勭洰鐨勩?/p>

浜屻乯ava.lang.OutOfMemoryError: Java heap space
Heap size 璁劇疆
JVM鍫嗙殑璁劇疆鏄寚java紼嬪簭榪愯榪囩▼涓璊VM鍙互璋冮厤浣跨敤鐨勫唴瀛樼┖闂寸殑璁劇疆.JVM鍦ㄥ惎鍔ㄧ殑鏃跺欎細鑷姩璁劇疆Heap size鐨勫鹼紝
鍏跺垵濮嬬┖闂?鍗?Xms)鏄墿鐞嗗唴瀛樼殑1/64錛屾渶澶х┖闂?-Xmx)鏄墿鐞嗗唴瀛樼殑1/4銆傚彲浠ュ埄鐢↗VM鎻愪緵鐨?Xmn -Xms -Xmx絳夐夐」鍙?br style="line-height: 25px" />榪涜璁劇疆銆侶eap size 鐨勫ぇ灝忔槸Young Generation 鍜孴enured Generaion 涔嬪拰銆?br style="line-height: 25px" />鎻愮ず錛氬湪JVM涓鏋?8錛呯殑鏃墮棿鏄敤浜嶨C涓斿彲鐢ㄧ殑Heap size 涓嶈凍2錛呯殑鏃跺欏皢鎶涘嚭姝ゅ紓甯鎬俊鎭?br style="line-height: 25px" />鎻愮ず錛欻eap Size 鏈澶т笉瑕佽秴榪囧彲鐢ㄧ墿鐞嗗唴瀛樼殑80錛咃紝涓鑸殑瑕佸皢-Xms鍜?Xmx閫夐」璁劇疆涓虹浉鍚岋紝鑰?Xmn涓?/4鐨?Xmx鍊箋?span class="Apple-converted-space"> 
瑙e喅鏂規硶錛氭墜鍔ㄨ緗瓾eap size
淇敼TOMCAT_HOME/bin/catalina.sh
鍦?#8220;echo "Using CATALINA_BASE:   $CATALINA_BASE"”涓婇潰鍔犲叆浠ヤ笅琛岋細
JAVA_OPTS="-server -Xms800m -Xmx800m   -XX:MaxNewSize=256m"

涓夈佸疄渚嬶紝浠ヤ笅緇欏嚭1G鍐呭瓨鐜涓媕ava jvm 鐨勫弬鏁拌緗弬鑰冿細

JAVA_OPTS="-server -Xms800m -Xmx800m  -XX:PermSize=64M -XX:MaxNewSize=256m -XX:MaxPermSize=128m -Djava.awt.headless=true "


涓夈佺浉鍏寵祫鏂?/p>

/show/3/7/20061112220131.htm

/show/3/7/20061112220054.htm

鍧囦嬌鐢╰omcat浣滀負WEB鏈嶅姟鍣紝姣忓ぉ璁塊棶閲忕櫨涓囧錛宼omcat浠嶇劧榪愯鑹ソ銆傚緩璁ぇ瀹舵湁闂澶氫粠鑷繁紼嬪簭鍏ユ墜錛屽鐪嬬湅java鐨凞OC鏂囨。
騫惰緇嗕簡瑙VM鐨勭煡璇嗐傝繖鏍峰紑鍙戠殑紼嬪簭鎵嶄細鍋ュ.銆?br style="line-height: 25px" />
寤朵幾闃呰錛?/span>

JVM 鎬ц兘璋冩暣鐨勪竴浜涘熀鏈蹇?/a>

apache+Tomcat璐熻澆騫寵 璁劇疆璇﹁В[杞琞

java - the Java application launcher

JVM璋冧紭[杞琞
Java濡備綍閫氳繃VC璋冪敤VB緙栧啓鐨凜OM - 

JNI瀹屽叏鎵嬪唽 - 

JBuilder9鍒朵綔EXE鏂囦歡 - 

濡備綍鍦↗ava涓皟鐢╠ll - 

JNI璋冪敤鍥烘湁鏂規硶 - 

 

java.lang.OutOfMemoryError榪欎釜閿欒鎴戠浉淇″ぇ閮ㄥ垎寮鍙戜漢鍛橀兘鏈夐亣鍒拌繃錛屼駭鐢熻閿欒鐨勫師鍥犲ぇ閮藉嚭浜庝互涓嬪師鍥狅細JVM鍐呭瓨榪囧皬銆佺▼搴忎笉涓ュ瘑錛屼駭鐢熶簡榪囧鐨勫瀮鍦俱?/p>

           鍦ㄤ竴騫村鐨勫伐浣滆繃紼嬩腑錛岄亣鍒拌闂鐨勫嵃璞℃渶娣辨湁涓ゆ銆?/p>

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濡備綍淇敼鍜屾煡鐪媡omcat鍐呭瓨澶у皬 http://m.tkk7.com/Steven-bot/archive/2011/10/08/360156.htmlSteven_botSteven_botSat, 08 Oct 2011 01:23:00 GMThttp://m.tkk7.com/Steven-bot/archive/2011/10/08/360156.htmlhttp://m.tkk7.com/Steven-bot/comments/360156.htmlhttp://m.tkk7.com/Steven-bot/archive/2011/10/08/360156.html#Feedback0http://m.tkk7.com/Steven-bot/comments/commentRss/360156.htmlhttp://m.tkk7.com/Steven-bot/services/trackbacks/360156.html

涓轟簡瑙e喅tomcat鍦ㄥぇ榪涜澶у茍鍙戣姹傛椂錛屽嚭鐜板唴瀛樻孩鍑虹殑闂錛岃淇敼tomcat鐨勫唴瀛樺ぇ灝忥紝鍏朵腑鍒嗕負浠ヤ笅涓ょ鏂瑰紡錛?/p>


涓銆佷嬌鐢?catalina.bat 絳夊懡浠よ鏂瑰紡榪愯鐨?tomcat

鏌ョ湅緋葷粺鏈澶ф敮鎸佸唴瀛樺懡浠わ細java -Xmx1024m -version

1銆佷慨鏀?tomcat\bin\Catalina.bat 鏂囦歡
windows鐜涓嬶細

鍦?66琛屽乏鍙?br style="line-height: 24px; " />rem Execute Java with the applicable properties ”浠ヤ笅姣忚
%_EXECJAVA% %JAVA_OPTS% %CATALINA_OPTS% %DEBUG_OPTS% -Djava.endorsed.dirs="%JAVA_ENDORSED_DIRS%" -classpath "%CLASSPATH%" -Dcatalina.base="%CATALINA_BASE%" -Dcatalina.home="%CATALINA_HOME%" -Djava.io.tmpdir="%CATALINA_TMPDIR%" %MAINCLASS% %CMD_LINE_ARGS% %ACTION%

鍦?%DEBUG_OPTS% 鍚庨潰娣誨姞-Xms256m -Xmx512m

linux鐜涓嬶細

鎵撳紑鍦═omcat鐨勫畨瑁呯洰褰曠殑bin鏂囦歡鐨刢atalina.sh鏂囦歡,榪涘叆緙栬緫鐘舵?
鍦ㄦ敞閲婂悗闈㈠姞涓婂涓嬭剼鏈?
JAVA_OPTS='-Xms512m -Xmx1024m'
JAVA_OPTS="$JAVA_OPTS -server -XX:PermSize=64M -XX:MaxPermSize=256m"

鍏朵腑 JAVA_OPTS='-Xms512m -Xmx1024m' 鏄緗甌omcat浣跨敤鐨勫唴瀛樼殑澶у皬.

-XX:PermSize=64M -XX:MaxPermSize=256m 鎸囧畾綾葷┖闂?鐢ㄤ簬鍔犺澆綾?鐨勫唴瀛樺ぇ灝?nbsp;

淇濆瓨鍚庯紝閲嶆柊浠ュ懡浠よ鐨勬柟寮忚繍琛?tomcat 錛屽嵆鍙紝鐒跺悗閫氳繃鏈鍚庨潰浠嬬粛鐨勫浣曡瀵焧omcat鐜版湁鍐呭瓨鎯呭喌鐨勬柟娉曡繘琛屾煡鐪嬫槸鍚﹀凡緇忓彉鏇存垚鍔熴?/p>

 

 

 

浜屻佷嬌鐢?緋葷粺涓殑 “鏈嶅姟”錛屾垨鑰呭紑濮嬭彍鍗曠殑鍙墽琛岀▼搴忚繍琛岀殑tomcat

1銆佸叧闂?鐜板湪姝e湪榪愯鐨則omcat


2.1 [娉ㄦ剰]

[楂樼増鏈瑃omcat閰嶇疆鏂規硶]

濡傛灉鏄痶omcat 5.5 鎴栬呮槸 5.0.28 涔嬪悗鐨勭増鏈紝鍦?Java 閫夐」鍗′腑錛屼笅鏂癸紝浼氭湁
Inital memory Pool:   
Maximum memory Pool:
Thread stack size:
涓変釜杈撳叆妗嗭紝鍦ㄨ繖閲屽嵆鍙笉鐢ㄥ仛涓婇潰鐨勬搷浣滐紝鐩存帴閰嶇疆鍐呭瓨澶у皬錛屽彧闇瑕佽緗?br style="line-height: 24px; " />Inital memory Pool 涓?256
Maximum memory Pool 涓?512

鐐瑰嚮紜畾鍚庯紝閲嶅惎tomcat 鐢熸晥

 

濡傛灉鎮ㄦ槸浣庣増鏈殑tomcat錛屽彂鐜版病鏈変笂闈㈤偅鍑犱釜褰曞叆妗嗭紝璇風湅涓嬮潰鐨勬搷浣滄楠?/p>

 

[浣庣増鏈瑃omcat閰嶇疆鏂規硶]

鍦ㄥ紑濮嬭彍鍗曚腑錛屾壘鍒?#8220;Apache Tomcat 5.0”,騫墮夋嫨“Configure Tomcat”錛屽湪寮瑰嚭鐨勫璇濇紿楀彛涓紝鍒囨崲鍒?Java VM 閫夐」鍗★紝騫跺湪 Java Options 杈撳叆妗嗙殑鏈鍓嶉潰杈撳叆

-Xms256m -Xmx512m

鍗寵緭鍏ユ涓殑鍐呭浼氬儚涓嬮潰鐨勪唬鐮侊紙涓庤嚜宸辯殑鐜鏈夋墍鍖哄埆錛?/p>

-Xms256m -Xmx512m
-Dcatalina.home="C:\tomcat5"
-Djava.endorsed.dirs="C:\tomcat5\common\endorsed"
-Xrs

璁劇疆瀹屽悗錛岀偣鍑?#8220;紜畾”錛屽茍閲嶅惎tomcat鍗沖彲銆?/p>

 

涓夈佹煡鐪嬬幇鏈塼omcat鐨勫唴瀛樺ぇ灝忔儏鍐?/p>

1銆佸惎鍔╰omcat
2銆佽闂?http://localhost:8080/manager/status ,騫惰緭鍏ユ偍鍦ㄥ畨瑁卼omcat鏃惰緭鍏ョ殑鐢ㄦ埛涓庡彛浠わ紝濡?admin 錛屽瘑鐮?admin錛堝瘑鐮佹槸鎮ㄥ湪tomcat瀹夎鏃惰緭鍏ョ殑錛?/p>

娉細娣誨姞鐢ㄦ埛錛屼慨鏀筩onf/tomcat-users.xml

<?xml version='1.0' encoding='utf-8'?>
<tomcat-users>
  <role rolename="tomcat"/>
  <role rolename="role1"/>
  <role rolename="manager"/>
  <role rolename="admin"/>
  <user username="tomcat" password="tomcat" roles="tomcat"/>
  <user username="both" password="tomcat" roles="tomcat,role1"/>
  <user username="role1" password="tomcat" roles="role1"/>
  <user username="admin" password="admin" roles="admin,manager"/>
</tomcat-users>

3銆佽繘鍏ヤ簡Server Status欏甸潰錛屽彲浠ュ湪JVM琛ㄦ牸涓湅鍒?nbsp;
Free memory: 241.80 MB Total memory: 254.06 MB Max memory: 508.06 MB

涓婇潰鐨勬枃瀛楀嵆浠h〃浜嗭紝褰撳墠絀洪棽鍐呭瓨銆佸綋鍓嶆誨唴瀛樸佹渶澶у彲浣跨敤鍐呭瓨涓変釜鏁版嵁銆?br style="line-height: 24px; " />紜畾浜嗘渶澶у唴瀛樿凍澶熷ぇ鏃訛紝tomcat鍗沖彲姝e父榪愯漿



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