Re: [jgroups-users] RPC calls issue

Questions/problems related to using JGroups <[email protected]>
Newsgroups gmane.comp.java.javagroups.general
Message-ID <[email protected]> 
This is UNICAST3 resending the message ~30 times within a few 
milliseconds. What's your config? Did you set UNICAST3.xmit_interval to 
a really low value?
How did you get into this scenario and can you reproduce it?

On 02/04/16 00:59, Questions/problems related to using JGroups wrote:
> *Hi *
>
> **
>
> *I have a cluster with tcp in transport that has nodes making  a lot of
> RPC synchronous calls between them.  I am seeing some weird behavior and
> to debug it have enabled the trace log using the probe command. For the
> node pair that seem to have an issue in rpc calls between them, I see a
> repeated occurrence of  what appears to be the same call that came from
> the other. What does this indicate ? I am on 3.6.6.Final *
>
> *-thanks*
>
> 78858096 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858097 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858097 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858097 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858097 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858097 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858097 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858097 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858098 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858098 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858098 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858098 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858098 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858098 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858099 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858099 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858099 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858099 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858099 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858099 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858100 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858100 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858100 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858100 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858100 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858100 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858100 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858101 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858101 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858101 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> 78858101 [TRACE] TCP: lonlx21216-38481: received [dst: lonlx21216-38481,
> src: lonlx11070-38721 (3 headers), size=544 bytes, flags=OOB], headers
> are RequestCorrelator: id=200, type=REQ, id=274, rsp_expected=true,
> UNICAST3: DATA, seqno=1,
>
> conn_id=306, first, TCP: [cluster_name=monju_prod]
>
> */-regards/*
>
> *//*
>
>
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-- 
Bela Ban, JGroups lead (http://www.jgroups.org)


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