<div class="__aliyun_email_body_block"><div style="line-height:1.7;font-family:simsun;font-size:14.0px;color:#000000;"><div style="clear:both;">Hi Stefan and ZGC team,</div><div style="clear:both;"><br ></div><div style="clear:both;">I see crashes as well with early access build. The command line is</div><div style="clear:both;">"java -<span >XX:+UseZGC -Xmx8g -Xms8g <span >-Xlog:gc* -XX:ParallelGCThreads=8 -XX:ConcGCThreads=2 -jar specjbb2015.jar -m COMPOSITE".</span></span></div><div style="clear:both;">It works well in Intel sky-lake machines but consistently crashes in an Ice-lake architecture</div><div style="clear:both;">"<span >Intel(R) Xeon(R) Platinum 8369B CPU @ 2.90GHz" machine in 3 minutes. Hope this can help.</span></div><div style="clear:both;"><br ></div><div style="clear:both;">Thanks,</div><div style="clear:both;">Liang</div><div style="clear:both;"><br ></div><div style="clear:both;"><br ></div><div style="clear:both;"><br ></div><div style="clear:both;"><br ></div><blockquote _quote="1" style="margin-right:.0px;margin-top:.0px;margin-bottom:.0px;font-family:Tahoma,Arial,STHeiti,SimSun;font-size:14.0px;color:#000000;"><div style="clear:both;">------------------------------------------------------------------</div><div style="clear:both;">From:Stefan Karlsson <stefan.karlsson@oracle.com></div><div style="clear:both;">Send Time:2022 Oct. 19 (Wed.) 19:44</div><div style="clear:both;">To:"Kemper, William" <kemperw@amazon.com>; zgc-dev@openjdk.org <zgc-dev@openjdk.org></div><div style="clear:both;">Subject:Re: Generational ZGC crashes on specbjbb</div><div style="clear:both;"><br ></div>
<span style="font-family:monospace;">Thanks a lot!<br >
<br >
I'll see if I can figure out a way to reproduce this in-house. <br >
</span><br >
StefanK<br >
<br >
<div class="moz-cite-prefix">On 2022-10-18 23:39, Kemper, William
wrote:<br >
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<p style="margin-top:.0px;margin-bottom:.0px;">Filed: <a class="OWAAutoLink moz-txt-link-freetext" href="https://bugs.openjdk.org/browse/JDK-8295532" target="_blank">https://bugs.openjdk.org/browse/JDK-8295532</a> -
Please let me know if you need anymore data. We're excited
about Generational ZGC!</p>
<p style="margin-top:.0px;margin-bottom:.0px;"><br >
</p>
<p style="margin-top:.0px;margin-bottom:.0px;">William</p>
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<div id="divRplyFwdMsg"><span style="font-size:15.0px;color:#000000;font-family:Calibri,sans-serif;"><b >From:</b> Stefan
Karlsson <a class="moz-txt-link-rfc2396E" href="mailto:stefan.karlsson@oracle.com" target="_blank"><stefan.karlsson@oracle.com></a><br >
<b >Sent:</b> Tuesday, October 18, 2022 11:57:47 AM<br >
<b >To:</b> Kemper, William; <a class="moz-txt-link-abbreviated" href="mailto:zgc-dev@openjdk.org" target="_blank">zgc-dev@openjdk.org</a><br >
<b >Subject:</b> RE: [EXTERNAL]Generational ZGC crashes on
specbjbb</span>
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<br >
<div >Thanks for reporting. If you file a JBS entry I'll figure
out the best way to tag issues around Generational ZGC.<br >
<br >
Thanks,<br >
StefanK<br >
<br >
<div class="moz-cite-prefix">On 2022-10-18 20:20, Kemper,
William wrote:<br >
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<p style="margin-top:.0px;margin-bottom:.0px;">How do you want to handle error reports? I didn't see
how to open an issue on GitHub. Should I open a ticket
on JBS? Is there a label to distinguish ZGC generational
from non-generational?</p>
<p style="margin-top:.0px;margin-bottom:.0px;"><br >
</p>
<p style="margin-top:.0px;margin-bottom:.0px;">Thank you,</p>
<p style="margin-top:.0px;margin-bottom:.0px;">William</p>
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