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https://issues.apache.org/jira/browse/HTTPCLIENT-2314?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17803932#comment-17803932
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Philip Helger edited comment on HTTPCLIENT-2314 at 1/7/24 10:50 AM:
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Edit:

[~olegk] I backported the commit into my local {{5.3.x}} branch and the 
Exception is still thrown :(

Updated logfiles will be provided asap


was (Author: phax):
[~olegk] I backported the commit into my local {{5.3.x}} branch and it seems to 
do the trick - the Exception is no longer thrown.

Do you plan to add this to 5.3.1 as well?

Thanks, Philip

> IllegalStateException: Endpoint is not connected
> ------------------------------------------------
>
>                 Key: HTTPCLIENT-2314
>                 URL: https://issues.apache.org/jira/browse/HTTPCLIENT-2314
>             Project: HttpComponents HttpClient
>          Issue Type: Bug
>          Components: HttpClient (classic)
>    Affects Versions: 5.2, 5.3
>            Reporter: Philip Helger
>            Priority: Minor
>             Fix For: 5.3.1
>
>         Attachments: debuglog-httpclient-2314.txt, httpclient-2314-1.txt, 
> httpclient-2314-2.txt
>
>
> Using `PoolingHttpClientConnectionManager`, under high traffic situations it 
> occurs consistently that the exception "Endpoint is not connected" is invoked.
>  
> The full stacktrace looks like this:
> {{Caused by: java.lang.IllegalStateException: Endpoint is not connected}}
> {{    at org.apache.hc.core5.util.Asserts.check(Asserts.java:38) 
> ~[httpcore5-5.2.4.jar:5.2.4]}}
> {{    at 
> org.apache.hc.client5.http.impl.io.PoolingHttpClientConnectionManager$InternalConnectionEndpoint.getValidatedPoolEntry(PoolingHttpClientConnectionManager.java:664)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.io.PoolingHttpClientConnectionManager$InternalConnectionEndpoint.setSocketTimeout(PoolingHttpClientConnectionManager.java:697)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.InternalExecRuntime.execute(InternalExecRuntime.java:211)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.MainClientExec.execute(MainClientExec.java:116)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.ExecChainElement.execute(ExecChainElement.java:51)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.ConnectExec.execute(ConnectExec.java:188)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.ExecChainElement.execute(ExecChainElement.java:51)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.ProtocolExec.execute(ProtocolExec.java:192)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.ExecChainElement.execute(ExecChainElement.java:51)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.HttpRequestRetryExec.execute(HttpRequestRetryExec.java:113)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.ExecChainElement.execute(ExecChainElement.java:51)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.ContentCompressionExec.execute(ContentCompressionExec.java:152)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.ExecChainElement.execute(ExecChainElement.java:51)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.RedirectExec.execute(RedirectExec.java:116)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.ExecChainElement.execute(ExecChainElement.java:51)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.InternalHttpClient.doExecute(InternalHttpClient.java:170)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.CloseableHttpClient.execute(CloseableHttpClient.java:245)
>  ~[httpclient5-5.3.jar:5.3]}}
> {{    at 
> org.apache.hc.client5.http.impl.classic.CloseableHttpClient.execute(CloseableHttpClient.java:188)
>  ~[httpclient5-5.3.jar:5.3]}}
>  
> Unfortunately I don't have a standalone example to reproduce it.
> Any suggestions for a workaround????



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