amazon web services - AWS API throws (503) Server Unavailable Error -


in eb environment getting these errors worker instances, access sqs queues through aws api check new messages. started since 4-5 days , comes every hour, due network issue aws side??

update#: no issues in phd affecting our region deployed.

    exception of type httperrorresponseexception handled in errorhandler.amazon.runtime.internal.httperrorresponseexception: remote server returned error: (503) server unavailable. ---> system.net.webexception: remote server returned error: (503) server unavailable.    @ system.net.httpwebrequest.getresponse()    @ amazon.runtime.internal.httprequest.getresponse() in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\httphandler\_bcl\httpwebrequestfactory.cs:line 106    --- end of inner exception stack trace ---    @ amazon.runtime.internal.httprequest.getresponse() in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\httphandler\_bcl\httpwebrequestfactory.cs:line 114    @ amazon.runtime.internal.httphandler`1.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\httphandler\httphandler.cs:line 85    @ amazon.runtime.internal.pipelinehandler.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\pipelinehandler.cs:line 55    @ amazon.runtime.internal.unmarshaller.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\handlers\unmarshaller.cs:line 48    @ amazon.runtime.internal.pipelinehandler.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\pipelinehandler.cs:line 55    @ amazon.sqs.internal.validationresponsehandler.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\services\sqs\custom\internal\validationresponsehandler.cs:line 28    @ amazon.runtime.internal.pipelinehandler.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\pipelinehandler.cs:line 55    @ amazon.runtime.internal.errorhandler.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\errorhandler\errorhandler.cs:line 72

and this:

an exception of type webexception handled in errorhandler.system.net.webexception: underlying connection closed: connection expected kept alive closed server. ---> system.io.ioexception: unable read data transport connection: existing connection forcibly closed remote host. ---> system.net.sockets.socketexception: existing connection forcibly closed remote host    @ system.net.sockets.socket.receive(byte[] buffer, int32 offset, int32 size, socketflags socketflags)    @ system.net.sockets.networkstream.read(byte[] buffer, int32 offset, int32 size)    --- end of inner exception stack trace ---    @ system.net.sockets.networkstream.read(byte[] buffer, int32 offset, int32 size)    @ system.net.fixedsizereader.readpacket(byte[] buffer, int32 offset, int32 count)    @ system.net.security._sslstream.startframeheader(byte[] buffer, int32 offset, int32 count, asyncprotocolrequest asyncrequest)    @ system.net.security._sslstream.startreading(byte[] buffer, int32 offset, int32 count, asyncprotocolrequest asyncrequest)    @ system.net.security._sslstream.processread(byte[] buffer, int32 offset, int32 count, asyncprotocolrequest asyncrequest)    @ system.net.tlsstream.read(byte[] buffer, int32 offset, int32 size)    @ system.net.pooledstream.read(byte[] buffer, int32 offset, int32 size)    @ system.net.connection.syncread(httpwebrequest request, boolean userretrievedstream, boolean proberead)    --- end of inner exception stack trace ---    @ system.net.httpwebrequest.getresponse()    @ amazon.runtime.internal.httprequest.getresponse() in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\httphandler\_bcl\httpwebrequestfactory.cs:line 118    @ amazon.runtime.internal.httphandler`1.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\httphandler\httphandler.cs:line 85    @ amazon.runtime.internal.pipelinehandler.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\pipelinehandler.cs:line 55    @ amazon.runtime.internal.unmarshaller.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\handlers\unmarshaller.cs:line 48    @ amazon.runtime.internal.pipelinehandler.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\pipelinehandler.cs:line 55    @ amazon.sqs.internal.validationresponsehandler.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\services\sqs\custom\internal\validationresponsehandler.cs:line 28    @ amazon.runtime.internal.pipelinehandler.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\pipelinehandler.cs:line 55    @ amazon.runtime.internal.errorhandler.invokesync(iexecutioncontext executioncontext) in e:\jenkinsworkspaces\v3-trebuchet-release\awsdotnetpublic\sdk\src\core\amazon.runtime\pipeline\errorhandler\errorhandler.cs:line 72


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