Mycat启动时日志报log4j:ERROR setFile(null,false) call failed.

墨蓝 2022-09-21 13:23 110阅读 0赞

INFO   | jvm 1    | 2016/06/20 23:00:27 | log4j:ERROR setFile(null,false) call failed.
    INFO   | jvm 1    | 2016/06/20 23:00:27 | java.io.FileNotFoundException: ./logs/mycat.log (Permission denied)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at java.io.FileOutputStream.open(Native Method)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at java.io.FileOutputStream.<init>(FileOutputStream.java:212)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at java.io.FileOutputStream.<init>(FileOutputStream.java:136)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.FileAppender.setFile(FileAppender.java:294)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.RollingFileAppender.setFile(RollingFileAppender.java:207)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.FileAppender.activateOptions(FileAppender.java:165)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.config.PropertySetter.activate(PropertySetter.java:307)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.xml.DOMConfigurator.parseAppender(DOMConfigurator.java:295)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.xml.DOMConfigurator.findAppenderByName(DOMConfigurator.java:176)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.xml.DOMConfigurator.findAppenderByReference(DOMConfigurator.java:191)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.xml.DOMConfigurator.parseChildrenOfLoggerElement(DOMConfigurator.java:523)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.xml.DOMConfigurator.parseRoot(DOMConfigurator.java:492)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.xml.DOMConfigurator.parse(DOMConfigurator.java:1006)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.xml.DOMConfigurator.doConfigure(DOMConfigurator.java:872)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.xml.DOMConfigurator.doConfigure(DOMConfigurator.java:755)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.opencloudb.Log4jInitializer$XMLWatchdog.doOnChange(Log4jInitializer.java:53)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.helpers.FileWatchdog.checkAndConfigure(FileWatchdog.java:89)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.apache.log4j.helpers.FileWatchdog.<init>(FileWatchdog.java:58)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.opencloudb.Log4jInitializer$XMLWatchdog.<init>(Log4jInitializer.java:48)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.opencloudb.Log4jInitializer.configureAndWatch(Log4jInitializer.java:39)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.opencloudb.MycatServer.beforeStart(MycatServer.java:187)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.opencloudb.MycatStartup.main(MycatStartup.java:51)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at java.lang.reflect.Method.invoke(Method.java:601)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at org.tanukisoftware.wrapper.WrapperSimpleApp.run(WrapperSimpleApp.java:240)
    INFO   | jvm 1    | 2016/06/20 23:00:27 |   at java.lang.Thread.run(Thread.java:722)
    INFO   | jvm 1    | 2016/06/20 23:00:27 | log4j 2016-06-20 23:00:27 [./conf/log4j.xml] load completed.
    INFO   | jvm 1    | 2016/06/20 23:00:27 | MyCAT Server startup successfully. see logs in logs/mycat.log
    STATUS | wrapper  | 2016/06/21 21:42:04 | TERM trapped.  Shutting down.
    STATUS | wrapper  | 2016/06/21 21:42:06 | <-- Wrapper Stopped
    STATUS | wrapper  | 2016/06/21 21:44:26 | --> Wrapper Started as Daemon
    STATUS | wrapper  | 2016/06/21 21:44:26 | Launching a JVM...

这个错误找不到那个文件或者目录`java.io.FileNotFoundException: ./logs/mycat.log (Permission denied)` 如果权限不足时就会发生这个错误，

修改成root用户之后就可以了

INFO   | jvm 1    | 2016/06/21 21:44:27 | Wrapper (Version 3.2.3) http://wrapper.tanukisoftware.org
    INFO   | jvm 1    | 2016/06/21 21:44:27 |   Copyright 1999-2006 Tanuki Software, Inc.  All Rights Reserved.
    INFO   | jvm 1    | 2016/06/21 21:44:27 | 
    INFO   | jvm 1    | 2016/06/21 21:44:27 | log4j 2016-06-21 21:44:27 [./conf/log4j.xml] load completed.
    INFO   | jvm 1    | 2016/06/21 21:44:28 | MyCAT Server startup successfully. see logs in logs/mycat.log