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https://issues.apache.org/jira/browse/KNOX-885?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15881392#comment-15881392
 ] 

Dragan Vujovic commented on KNOX-885:
-------------------------------------

Seems that this has been fixed in 0.7 with the removal of 
CappedBufferHttpEntity.

> "Hit replay buffer max limit" when using KNOX with HBase REST
> -------------------------------------------------------------
>
>                 Key: KNOX-885
>                 URL: https://issues.apache.org/jira/browse/KNOX-885
>             Project: Apache Knox
>          Issue Type: Bug
>          Components: Server
>    Affects Versions: 0.6.0
>         Environment: Hortonworks HDP-2.4.3.0-227
>            Reporter: Dragan Vujovic
>
> I am using KNOX with HBase REST on a Kerberized cluster. Everything works 
> fine except when trying to send a POST request with a large body. The problem 
> seems to be similar to the one from KNOX-475. I get the following exception:
> {noformat}
> java.io.IOException: Hit replay buffer max limit
>         at 
> org.apache.hadoop.gateway.dispatch.CappedBufferHttpEntity$ReplayStream.read(CappedBufferHttpEntity.java:143)
>         at java.io.InputStream.read(InputStream.java:101)
>         at org.apache.commons.io.IOUtils.copyLarge(IOUtils.java:1792)
>         at org.apache.commons.io.IOUtils.copyLarge(IOUtils.java:1769)
>         at org.apache.commons.io.IOUtils.copy(IOUtils.java:1744)
>         at 
> org.apache.hadoop.gateway.dispatch.CappedBufferHttpEntity.writeTo(CappedBufferHttpEntity.java:93)
>         at 
> org.apache.http.impl.DefaultBHttpClientConnection.sendRequestEntity(DefaultBHttpClientConnection.java:155)
>         at 
> org.apache.http.impl.conn.CPoolProxy.sendRequestEntity(CPoolProxy.java:149)
>         at 
> org.apache.http.protocol.HttpRequestExecutor.doSendRequest(HttpRequestExecutor.java:236)
>         at 
> org.apache.http.protocol.HttpRequestExecutor.execute(HttpRequestExecutor.java:121)
>         at 
> org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:254)
>                                                                               
>                       
>         at 
> org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:195)    
>                                                                               
>                       
>         at 
> org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:86)           
>                                                                               
>                       
>         at 
> org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:108)    
>                                                                               
>                       
>         at 
> org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
>                                                                               
>                
>         at 
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
>                                                                               
>                 
>         at 
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:106)
>                                                                               
>                
>         at 
> org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:57)
>                                                                               
>                 
>         at 
> org.apache.hadoop.gateway.dispatch.DefaultDispatch.executeKerberosDispatch(DefaultDispatch.java:229)
>                                                                               
>         at 
> org.apache.hadoop.gateway.dispatch.DefaultDispatch.executeOutboundRequest(DefaultDispatch.java:134)
>                                                                               
>  
>         at 
> org.apache.hadoop.gateway.dispatch.DefaultDispatch.executeRequest(DefaultDispatch.java:114)
>                                                                               
>          
>         at 
> org.apache.hadoop.gateway.dispatch.DefaultDispatch.doPut(DefaultDispatch.java:311)
>                                                                               
>                   
>         at 
> org.apache.hadoop.gateway.dispatch.GatewayDispatchFilter$PutAdapter.doMethod(GatewayDispatchFilter.java:159)
>                                                                       
>         at 
> org.apache.hadoop.gateway.dispatch.GatewayDispatchFilter.doFilter(GatewayDispatchFilter.java:117)
>                                                                               
>    
>         at 
> org.apache.hadoop.gateway.filter.AbstractGatewayFilter.doFilter(AbstractGatewayFilter.java:61)
>                                                                               
>       
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Holder.doFilter(GatewayFilter.java:315)
>                                                                               
>                      
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Chain.doFilter(GatewayFilter.java:215)
>                                                                               
>                       
>         at 
> org.apache.hadoop.gateway.filter.AclsAuthorizationFilter.doFilter(AclsAuthorizationFilter.java:89)
>                                                                               
>   
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Holder.doFilter(GatewayFilter.java:315)
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Chain.doFilter(GatewayFilter.java:215)
>         at 
> org.apache.hadoop.gateway.identityasserter.common.filter.AbstractIdentityAssertionFilter.doFilterInternal(AbstractIdentityAssertionFilter.java:195)
>         at 
> org.apache.hadoop.gateway.identityasserter.common.filter.AbstractIdentityAssertionFilter.continueChainAsPrincipal(AbstractIdentityAssertionFilter.java:152)
>         at 
> org.apache.hadoop.gateway.identityasserter.common.filter.CommonIdentityAssertionFilter.doFilter(CommonIdentityAssertionFilter.java:66)
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Holder.doFilter(GatewayFilter.java:315)
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Chain.doFilter(GatewayFilter.java:215)
>         at 
> org.apache.hadoop.gateway.filter.rewrite.api.UrlRewriteServletFilter.doFilter(UrlRewriteServletFilter.java:60)
>         at 
> org.apache.hadoop.gateway.filter.AbstractGatewayFilter.doFilter(AbstractGatewayFilter.java:61)
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Holder.doFilter(GatewayFilter.java:315)
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Chain.doFilter(GatewayFilter.java:215)
>         at 
> org.apache.hadoop.gateway.filter.ShiroSubjectIdentityAdapter$CallableChain$1.run(ShiroSubjectIdentityAdapter.java:93)
>         at 
> org.apache.hadoop.gateway.filter.ShiroSubjectIdentityAdapter$CallableChain$1.run(ShiroSubjectIdentityAdapter.java:90)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at javax.security.auth.Subject.doAs(Subject.java:422)
>         at 
> org.apache.hadoop.gateway.filter.ShiroSubjectIdentityAdapter$CallableChain.call(ShiroSubjectIdentityAdapter.java:129)
>         at 
> org.apache.hadoop.gateway.filter.ShiroSubjectIdentityAdapter$CallableChain.call(ShiroSubjectIdentityAdapter.java:77)
>         at 
> org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
>         at 
> org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
>         at 
> org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383)
>         at 
> org.apache.hadoop.gateway.filter.ShiroSubjectIdentityAdapter.doFilter(ShiroSubjectIdentityAdapter.java:74)
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Holder.doFilter(GatewayFilter.java:315)
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Chain.doFilter(GatewayFilter.java:215)
>         at 
> org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61)
>         at 
> org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
>         at 
> org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
>         at 
> org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
>         at 
> org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
>         at 
> org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)
>         at 
> org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)
>         at 
> org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
>         at 
> org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
>         at 
> org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383)
>         at 
> org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)
>         at 
> org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Holder.doFilter(GatewayFilter.java:315)
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Chain.doFilter(GatewayFilter.java:215)
>         at 
> org.apache.hadoop.gateway.filter.ResponseCookieFilter.doFilter(ResponseCookieFilter.java:38)
>         at 
> org.apache.hadoop.gateway.filter.AbstractGatewayFilter.doFilter(AbstractGatewayFilter.java:61)
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Holder.doFilter(GatewayFilter.java:315)
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Chain.doFilter(GatewayFilter.java:215)
>         at 
> org.apache.hadoop.gateway.filter.XForwardedHeaderFilter.doFilter(XForwardedHeaderFilter.java:30)
>         at 
> org.apache.hadoop.gateway.filter.AbstractGatewayFilter.doFilter(AbstractGatewayFilter.java:61)
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Holder.doFilter(GatewayFilter.java:315)
>         at 
> org.apache.hadoop.gateway.GatewayFilter$Chain.doFilter(GatewayFilter.java:215)
>         at 
> org.apache.hadoop.gateway.GatewayFilter.doFilter(GatewayFilter.java:129)
>         at 
> org.apache.hadoop.gateway.GatewayServlet.service(GatewayServlet.java:121)
>         at 
> org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:684)
>         at 
> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:501)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)
>         at 
> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:557)
>         at 
> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)
>         at 
> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1086)
>         at 
> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:428)
>         at 
> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)
>         at 
> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1020)
>         at 
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)
>         at 
> org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:255)
>         at 
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)
>         at org.eclipse.jetty.server.Server.handle(Server.java:370)
>         at 
> org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:494)
>         at 
> org.eclipse.jetty.server.AbstractHttpConnection.content(AbstractHttpConnection.java:982)
>         at 
> org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:1043)
>         at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:865)
>         at 
> org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235)
>         at 
> org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82)
>         at 
> org.eclipse.jetty.io.nio.SslConnection.handle(SslConnection.java:196)
>         at 
> org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:667)
>         at 
> org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52)
>         at 
> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)
>         at 
> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)
>         at java.lang.Thread.run(Thread.java:745)
> {noformat}



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