这篇文章上次修改于 2247 天前，可能其部分内容已经发生变化，如有疑问可询问作者。 Caused by: org.apache.catalina.LifecycleException: A child container failed during start at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:950) ~[tomcat-embed-core-8.5.34.jar!/:8.5.34] at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:872) ~[tomcat-embed-core-8.5.34.jar!/:8.5.34] at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) ~[tomcat-embed-core-8.5.34.jar!/:8.5.34] ... 6 common frames omitted Caused by: java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Tomcat].StandardHost[localhost].TomcatEmbeddedContext[]] at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[na:1.8.0_121] at java.util.concurrent.FutureTask.get(FutureTask.java:192) ~[na:1.8.0_121] at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:942) ~[tomcat-embed-core-8.5.34.jar!/:8.5.34] ... 8 common frames omitted Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Tomcat].StandardHost[localhost].TomcatEmbeddedContext[]] at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167) ~[tomcat-embed-core-8.5.34.jar!/:8.5.34] ... 6 common frames omitted Caused by: org.apache.catalina.LifecycleException: Failed to start component [org.apache.catalina.webresources.StandardRoot@3a147ae1] at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167) ~[tomcat-embed-core-8.5.34.jar!/:8.5.34] at org.apache.catalina.core.StandardContext.resourcesStart(StandardContext.java:4907) ~[tomcat-embed-core-8.5.34.jar!/:8.5.34] at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5042) ~[tomcat-embed-core-8.5.34.jar!/:8.5.34] at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) ~[tomcat-embed-core-8.5.34.jar!/:8.5.34] ... 6 common frames omitted Caused by: java.lang.IllegalArgumentException: The main resource set specified [/tmp/tomcat-docbase.6227775345915450173.2222] is not valid at org.apache.catalina.webresources.StandardRoot.createMainResourceSet(StandardRoot.java:748) ~[tomcat-embed-core-8.5.34.jar!/:8.5.34] at org.apache.catalina.webresources.StandardRoot.startInternal(StandardRoot.java:706) ~[tomcat-embed-core-8.5.34.jar!/:8.5.34] 最后发现是磁盘满了， 使用下面的命令查看磁盘使用情况 df -h 发现/dev/vda1 磁盘占用100%，然后查看/tmp日志的情况 du -sh /tmp 发现spring cloud gateway 占用了大量的日志文件 删掉后，发现并没有减少，使用命令 lsof | grep delete 发现这些删除，但是被程序占用了的文件，只有新启动gateway 程序，日志文件才被删除，解决。
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