Problemas com o tomcat

Pessoal,

o tomcat esta caindo… sozinho. o que eu posso fazer.

e também o arquivo de log do tomcat 4.1 esta com bastante erro deste tipo.

ClientAbortException:  java.net.SocketException: Connection reset by peer: socket write error
	at org.apache.coyote.tomcat4.OutputBuffer.realWriteBytes(OutputBuffer.java:367)
	at org.apache.tomcat.util.buf.ByteChunk.flushBuffer(ByteChunk.java:398)
	at org.apache.tomcat.util.buf.ByteChunk.append(ByteChunk.java:318)
	at org.apache.coyote.tomcat4.OutputBuffer.writeBytes(OutputBuffer.java:395)
	at org.apache.coyote.tomcat4.OutputBuffer.write(OutputBuffer.java:382)
	at org.apache.coyote.tomcat4.CoyoteOutputStream.write(CoyoteOutputStream.java:64)
	at org.apache.catalina.servlets.DefaultServlet.copyRange(DefaultServlet.java:1958)
	at org.apache.catalina.servlets.DefaultServlet.copy(DefaultServlet.java:1707)
	at org.apache.catalina.servlets.DefaultServlet.serveResource(DefaultServlet.java:1035)
	at org.apache.catalina.servlets.DefaultServlet.doGet(DefaultServlet.java:462)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:696)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:809)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:200)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:146)
	at com.rl.common.url.RezezController.doFilter(RezezController.java:167)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:146)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:209)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:144)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
	at org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.java:199)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:594)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
	at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2358)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:133)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
	at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:118)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:594)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:116)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:594)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:127)
	at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
	at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:152)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)
	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)
	at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)
	at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
	at java.lang.Thread.run(Thread.java:534)

2007-03-13 07:28:33 ErrorDispatcherValve[site]: Remote Client Aborted Request, IOException: Connection reset by peer: socket write error