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<div class="moz-cite-prefix">Can you please create JIRA for this?
Also please attach whole exception stacktrace if possible.<br>
<br>
Maybe it will help if you use smaller "Batch size", but not
sure...<br>
<br>
Marek<br>
<br>
On 28/01/16 21:20, Łukasz Skierkowski wrote:<br>
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<blockquote
cite="mid:CADT=O_yarFdHyH6ja=M4L-_wHpF+iqf_jBV78-RunwE_UyGwig@mail.gmail.com"
type="cite">
<div dir="ltr"><span style="font-size:12.8px">Hello,</span>
<div style="font-size:12.8px"><br>
</div>
<div><span style="font-size:12.8px">Has anyone have a problem
with synchronization on JBoss cluster? </span><br
clear="all">
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<div dir="ltr">
<p
style="font-size:12.8px;background-image:initial;background-repeat:initial">Recently
I've noticed that some synchronization ends with error:</p>
<p
style="font-size:12.8px;background-image:initial;background-repeat:initial"><i
style="font-family:Calibri,sans-serif;font-size:14.6667px"><span
lang="EN-GB">javax.persistence.OptimisticLockException:
Batch update returned unexpected row count from
update [0]; actual row count: 0; expected: 1 </span></i></p>
<p
style="background-image:initial;background-repeat:initial"><font
face="Calibri, sans-serif"><span
style="font-size:14.6667px">If synchronization is
started manually there is no problem with the
feature.</span></font></p>
<p
style="background-image:initial;background-repeat:initial"><font
face="Calibri, sans-serif"><span
style="font-size:14.6667px">I think that it can be
a </span></font><span
style="font-size:14.6667px;font-family:Calibri,sans-serif">problem
with scheduled job synchronization on cluster. </span><span
style="font-family:Calibri,sans-serif;font-size:14.6667px">BasicTimerProvider
uses simple, not synchronized java timers and it can
cause race condition on database.</span></p>
<p
style="font-size:12.8px;background-image:initial;background-repeat:initial"><a
moz-do-not-send="true"
name="-1823778648_-1687339515_-879073422_UNIQUE_ID_SafeHtmlFilter__MailAutoSig"
style="color:rgb(34,34,34)"><span
style="font-size:8pt;font-family:Tahoma,sans-serif"><font
color="#000000">Lukasz Skierkowski</font></span></a></p>
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