Java HotSpot(TM) 64-Bit Server VM warning: INFO: os::commit_memory(0x00007f13c848e000, 12288, 0)

Java HotSpot(TM) 64-Bit Server VM warning: INFO: os::commit_memory(0x00007f13c848e000, 12288, 0) failed; error=’无法分配内存’ (errno=12)问题

告警信息如下:

Java HotSpot(TM) 64-Bit Server VM warning: INFO: os::commit_memory(0x00007f13c848e000, 12288, 0) failed; error='无法分配内存' (errno=12)
org.elasticsearch.common.netty.channel.ChannelException: Failed to create a selector.
    at org.elasticsearch.common.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:362)
    at org.elasticsearch.common.netty.channel.socket.nio.AbstractNioSelector.(AbstractNioSelector.java:100)
    at org.elasticsearch.common.netty.channel.socket.nio.AbstractNioWorker.(AbstractNioWorker.java:52)
    at org.elasticsearch.common.netty.channel.socket.nio.NioWorker.(NioWorker.java:45)
    at org.elasticsearch.common.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:44)
    at org.elasticsearch.common.netty.channel.socket.nio.NioWorkerPool.newWorker(NioWorkerPool.java:28)
    at org.elasticsearch.common.netty.channel.socket.nio.AbstractNioWorkerPool.init(AbstractNioWorkerPool.java:80)
    at org.elasticsearch.common.netty.channel.socket.nio.NioWorkerPool.(NioWorkerPool.java:39)
    at org.elasticsearch.common.netty.channel.socket.nio.NioWorkerPool.(NioWorkerPool.java:33)
    at org.elasticsearch.transport.netty.NettyTransport.createClientBootstrap(NettyTransport.java:298)
    at org.elasticsearch.transport.netty.NettyTransport.doStart(NettyTransport.java:224)
    at org.elasticsearch.common.component.AbstractLifecycleComponent.start(AbstractLifecycleComponent.java:85)
    at org.elasticsearch.transport.TransportService.doStart(TransportService.java:153)
    at org.elasticsearch.common.component.AbstractLifecycleComponent.start(AbstractLifecycleComponent.java:85)
    at org.elasticsearch.client.transport.TransportClient.(TransportClient.java:189)
    at org.elasticsearch.client.transport.TransportClient.(TransportClient.java:123)
    at com.base.util.ElasticSearchConn.open(ElasticSearchConn.java:45)
    at com.base.util.ElasticSearchConn.afterPropertiesSet(ElasticSearchConn.java:27)
    at com.base.controller.CpuMemmaryMonitorController.selectCpuDatas(CpuMemmaryMonitorController.java:62)
    at sun.reflect.GeneratedMethodAccessor42.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:212)
    at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:126)
    at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:96)
    at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:617)
    at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:578)
    at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:80)
    at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:900)
    at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:827)
    at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882)
    at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:789)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:650)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
    at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
    at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
    at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
    at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
    at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)
    at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079)
    at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:620)
    at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
    at java.lang.Thread.run(Thread.java:745)
Caused by: java.io.IOException: 打开的文件过多
    at sun.nio.ch.IOUtil.makePipe(Native Method)
    at sun.nio.ch.EPollSelectorImpl.(EPollSelectorImpl.java:65)
    at sun.nio.ch.EPollSelectorProvider.openSelector(EPollSelectorProvider.java:36)
    at java.nio.channels.Selector.open(Selector.java:227)
    at org.elasticsearch.common.netty.channel.socket.nio.SelectorUtil.open(SelectorUtil.java:63)
    at org.elasticsearch.common.netty.channel.socket.nio.AbstractNioSelector.openSelector(AbstractNioSelector.java:360)
    ... 57 more

应该是java虚拟机内存溢出，修改JVM内存参数即可！没试验，等在出现这个问题的时候再说！待续