Dear Concerned,

We are using solr 4.8.1 in our project. We are observing following 
EofExceptions in solr. 
It would be helpful for us to know in what situations we might land up 
with this.
Can we get rid of this with any solr configuration or is there any way 
forward at all? 
Kindly let us know some information about the exception and the scenario 
where it can occur.

019-03-17T00:00:25.604457+00:00@solr@UNKNOWN@ 
org.apache.solr.servlet.SolrDispatchFilter:120 - 
null:org.eclipse.jetty.io.EofException#012#011at 
org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:142)#012#011at 
org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:107)#012#011at 
org.apache.solr.common.util.FastOutputStream.flush(FastOutputStream.java:214)#012#011at
 
org.apache.solr.common.util.FastOutputStream.flushBuffer(FastOutputStream.java:207)#012#011at
 
org.apache.solr.common.util.JavaBinCodec.marshal(JavaBinCodec.java:98)#012#011at
 
org.apache.solr.response.BinaryResponseWriter.write(BinaryResponseWriter.java:51)#012#011at
 
org.apache.solr.servlet.SolrDispatchFilter.writeResponse(SolrDispatchFilter.java:755)#012#011at
 
org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:431)#012...

2019-03-17T00:00:25.604457+00:00@solr@[INVALID_PROGRAM]@ 
org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:207)#012#011at
 
org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1419)#012#011at
 
org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:455)#012#011at
 
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)#012#011at
 
org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:557)#012#011at
 
org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)#012#011at
 
org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1075)#012#011at
 
org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:384)#012#011at
 
org.eclipse.jetty.server.session.SessionHandler.doScope(Sess...

2019-03-17T00:00:25.604457+00:00@solr@[INVALID_PROGRAM]@193)#012#011at 
org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1009)#012#011at
 
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)#012#011at
 
org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:255)#012#011at
 
org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:154)#012#011at
 
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)#012#011at
 
org.eclipse.jetty.server.Server.handle(Server.java:368)#012#011at 
org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:489)#012#011at
 
org.eclipse.jetty.server.BlockingHttpConnection.handleRequest(BlockingHttpConnection.java:53)#012#011at
 
org.e...

2019-03-17T00:00:25.604457+00:00@solr@[INVALID_PROGRAM]@953)#012#011at 
org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:1014)#012#011at
 
org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:861)#012#011at 
org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240)#012#011at 
org.eclipse.jetty.server.BlockingHttpConnection.handle(BlockingHttpConnection.java:72)#012#011at
 
org.eclipse.jetty.server.bio.SocketConnector$ConnectorEndPoint.run(SocketConnector.java:264)#012#011at
 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)#012#011at
 
org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)#012#011at
 
java.lang.Thread.run(Thread.java:748)#012

2019-03-17T00:00:25.604457+00:00@solr@UNKNOWN@ 
org.eclipse.jetty.server.Response:312 - Committed before 500 
{trace=org.eclipse.jetty.io.EofException#012#011at 
org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:142)#012#011at 
org.eclipse.jetty.server.HttpOutput.write(HttpOutput.java:107)#012#011at 
org.apache.solr.common.util.FastOutputStream.flush(FastOutputStream.java:214)#012#011at
 
org.apache.solr.common.util.FastOutputStream.flushBuffer(FastOutputStream.java:207)#012#011at
 
org.apache.solr.common.util.JavaBinCodec.marshal(JavaBinCodec.java:98)#012#011at
 
org.apache.solr.response.BinaryResponseWriter.write(BinaryResponseWriter.java:51)#012#011at
 
org.apache.solr.servlet.SolrDispatchFilter.writeResponse(SolrDispatchFilter.java:755)#012#011at
 
org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.ja...


Thanks in advance.

Best Regards,
Vijay Rawlani
Tata Consultancy Services Ltd.
+91 7416448048
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