linux相关配置操作待总结

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1、linux相关配置操作待总结1.chmod755jdk-6u45-linux-x64.bin2../jdk-6u45-linux-x64.bin3・vi/etc/profile4•export3AVA_H0ME=/usr/java/jdkl.6•0_455•export3RE_HOME=/usr/java/jdkl.6•0_45/jre6.exportJAVA_BIN=/usr/java/jdkl.6.0_45/bin7•exportPATH=$PATH:$JAVA_HOME/bin8.exportCLA

2、SSPATH二•：$JAVA_HOME/lib:$JAVA_HOME/jre/lib9.I11-exportJAVA_HOME3AVA_BINPATHCLASSPATH•/etc/profilejava-version出现以下错误11.[root@LVS/]#java-version2.javaversionH1.5.0H3.gij(GNUlibgcj)version4.4.720120313(RedHat4.4.7-16)4・p.Copyright(C)2007FreeSoftwareFoundatio

3、n，Inc.6.Thisisfreesoftware;seethesourceforcopyingconditions.ThereisNO7.warranty;notevenforMERCHANTABILITYorFITNESSFORAPARTICULARPURPOSE.8.[root@LVS/]#whichjava9./usr/bin/java10.[root@LVS/]#Is/usr/bin/java-111.lrwxrwxrwx.1rootroot22Aug1023:39/usr/bin/java・

4、>/etc/alternatives/java12.[root@LVS/]#/etc/alternatives/java13.Usage:gij[OPTION]•…CLASS[ARGS]14.toinvokeCLASS.main^or15.gij-jar[OPTION]•…JARFILE[ARGS]16.toexecuteajarfile17.Try'gij■-help1formoreinformation.18.[root@LVS/]#11/etc/alternatives/java19.lrwxrwx

5、rwx.1rootroot35Aug1023:39/etc/alternatives/java・>/usr/lib/jvm/jre-1.5.0-gcj/bin/java20.[rootgLVS/]#alternatives--install/usr/bin/javajava/usr/java/jdkl.7.0_72/jre/bin/java300pi.[root@LVS/]#java-version22.javaversion"1.5.0H123.gij(GNUlibgcj)version4.4.7201

6、20313(RedHat4.4.7-16)24.25.Copyright(C)2007FreeSoftwareFoundation,Inc.26.Thisisfreesoftware;seethesourceforcopyingconditions.ThereisNO27.warranty;notevenforMERCHANTABILITYorFITNESSFORAPARTICULARPURPOSE.28.[root@LVS/]#alternatives--configjava29•30•Thereare

7、2programswhichprovide"java1.31.32.SelectionCommand33.34.*4-1/usr/lib/jvm/jre-1.5.0-gcj/bin/java35.2/usr/java/jdkl.7.0_72/jre/bin/java36.R7.Entertokeepthecurrentselection[+]，ortypeselectionnumber:2138.[root@LVS/]#java-version139.javaversion"1.7.0_72"40.Jav

8、a(TM)SERuntimeEnvironment(buildl<7.0_72-bl4)41.JavaHotSpot(TM)64-BitServerVM(build24.72-b04,mixedmode)tomcat配置11.tar-zxvfapache-tomcat・7.0.47・tar.gz2.vicatalina.sh3•3AVA_OPTS=H-Xmsl024m-Xmxl024m・XX:MaxNewSize=512m・X