Re: Move PinBuffer and UnpinBuffer to atomics

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От Dilip Kumar
Тема Re: Move PinBuffer and UnpinBuffer to atomics
Дата
Msg-id CAFiTN-s1XQ3GfzMCsqAxxtKSwtyTuSrCE-_KxMpJF4EG9FLucg@mail.gmail.com
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Ответ на Re: Move PinBuffer and UnpinBuffer to atomics  (Dilip Kumar <dilipbalaut@gmail.com>)
Ответы Re: Move PinBuffer and UnpinBuffer to atomics  (Robert Haas <robertmhaas@gmail.com>)
Список pgsql-hackers
<div dir="ltr"><div class="gmail_extra"><br /><div class="gmail_quote">On Wed, Mar 2, 2016 at 11:05 AM, Dilip Kumar
<spandir="ltr"><<a href="mailto:dilipbalaut@gmail.com" target="_blank">dilipbalaut@gmail.com</a>></span>
wrote:<br/><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid
rgb(204,204,204);padding-left:1ex"><divclass="gmail_extra">And this latest result (no regression) is on X86 but on my
localmachine.<br /><br /></div><div class="gmail_extra">I did not exactly saw what this new version of patch is doing
different,so I will test this version in other machines also and see the results. </div></blockquote></div><br
/></div><divclass="gmail_extra">I tested this on PPC again, This time in various order (sometime patch first and then
basefirst).<br /> I tested with latest patch <b>pinunpin-cas-2.patch</b> on Power8.<br /><br />Shared Buffer = 8GB<br
/><spanclass="im"><span>./pgbench  -j$ -c$ -T300 -M prepared -S postgres<br /><br />BASE<br />-----<br />Clients   
run1   run2    run3<br />1           21200    18754    20537<br />2           40331    39520    38746<br />           
<br/><br />Patch<br />-----<br />Clients    run1    run2        run3<br />1           20225    19806    19778<br
/>2          39830    41898    36620<br /><br /></span></span></div><div class="gmail_extra"><span class="im"><span>I
think,here we can not see any regression, (If I take median then it may looks low with patch so posting all 3
reading).<br/></span></span></div><div class="gmail_extra"><span class="im"><span><br /></span></span>Note: reverted
onlyac1d794 commit in my test.<br /><br />-- <br /><div class="gmail_signature"><div dir="ltr"><span
style="color:rgb(80,0,80);font-size:12.8px">Regards,</span><brstyle="color:rgb(80,0,80);font-size:12.8px" /><span
style="color:rgb(80,0,80);font-size:12.8px">DilipKumar</span><br style="color:rgb(80,0,80);font-size:12.8px" /><span
style="color:rgb(80,0,80);font-size:12.8px">EnterpriseDB: </span><ahref="http://www.enterprisedb.com/"
style="color:rgb(17,85,204);font-size:12.8px"target="_blank">http://www.enterprisedb.com</a><br
/></div></div></div></div>

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