WAS：WebSphere日志说明

日志文件说明：

(1).activity.log  
   打开方式:Log Analyzer in IBM Support Assistant   or   Log and Trace Analyzer(LTA) in Application Server Toolkit(AST)
   -consolidates key messages on a particular node(the WAS messages that are written to the System.out stream)
   -contains extended service information
(2).SystemOut.log  and  SystemErr.log
   Stardard JVM output and error log
(3).startServer.log  and  stopServer.log
   Startup and shutdown of the application servers
(4).trace.log
   Application server code-level events
   output from diagnostic trace
(5).http_plugin.log
   Location:/logs/
(6). native_stdout.log  and  native_stderr.log
   Native code,JVM
(7). FFDC(First failure data capture)
   可配置log保存天数
   Location:/logs/ffdc/
   属性文件包括:ffdcRun.properties   exceptionFileMaximunAge

WAS中组件日志的位置：

(1).HTTP plug-in
    Location: Web 服务器 > web_server_name > 插件属性
    log: /logs//http_plugin.log
(2).Embedded HTTP Server
    Location: 应用程序服务器 > server_name > Web 容器 > HTTP 错误和 NCSA 访问记录
    log: ${SERVER_LOG_ROOT}/http_access.log  和  ${SERVER_LOG_ROOT}/http_error.log
(3).trace.log
    Location:记录和跟踪 > server_name > 诊断跟踪服务
    log: ${SERVER_LOG_ROOT}/trace.log
    说明: =

log level:detail, info, fatal, severe记录在SystemOut.log中， 只有fine, finer, finest,是记录在trace.log中

WAS5.x 和WAS6.x中记日志的不同

     WAS5.x: com.ibm.*=all=enabled 或 com.ibm.*=all=disabled
     WAS6.x: com.ibm.*=info 或  com.ibm.*=all

使用wasadmin改配置

     set server [$AdminConfig getid /Cell:/Node:/Server:/]
     set tc [$AdminConfig list TraceService $server]
     $AdminConfig modify $tc {{startupTraceSpecification com.ibm.ws.*=all=enabled}}
     $AdminConfig save

使用wasadmin改运行

     set ts [$AdminControl queryNames type=TraceService,node=,process=,*]
     $AdminControl setAttribute $ts traceSpecification com.ibm.ws.*=all=enabled

日志中字符的含义

websphere