<div dir="ltr">Hi,<div><br></div><div>consider looking at this topic <a href="http://supercolony.gluster.org/pipermail/gluster-users/2014-September/018577.html">http://supercolony.gluster.org/pipermail/gluster-users/2014-September/018577.html</a> . This guy made lots of test. It seems like 50 MB/s (or around 400 Mbps) is the theoretical maximal limit for replica 1. I am waiting for comments to this too.</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">2014-09-05 11:15 GMT+03:00 <a href="mailto:justglusterfs@gmail.com">justglusterfs@gmail.com</a> <span dir="ltr"><<a href="mailto:justglusterfs@gmail.com" target="_blank">justglusterfs@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div>
<div><span></span>Hi all：</div><div> I do the following test：</div><div> <span style="font-size:10.5pt;line-height:1.5;background-color:window">I create a glusterfs </span><span style="font-size:10.5pt;line-height:1.5;background-color:window">replica volume (replica count is 2 ) with two server node(server A and server B)， then mount the volume in client node，</span></div><div><span style="font-size:10.5pt;line-height:1.5;background-color:window"> </span><span style="background-color:rgb(199,237,204);line-height:1.5"> then， I s</span><span style="line-height:24px"><span style="background-color:rgb(199,237,204)">hut down the network of server A node， in client node， I copy a dir（which has a</span></span><span style="background-color:rgb(199,237,204)"><span style="line-height:24px"> lot of small files</span><span style="line-height:24px">）， the dir size is <b>2.9GByte，</b></span></span></div><div><span style="background-color:rgb(199,237,204)"><span style="line-height:24px"> when copy finish， I start the network of server A node， now， glusterfs self-heal-daemon start heal dir from server B to server A， </span></span></div><div><span style="line-height:24px"><span style="background-color:rgb(199,237,204)"> in the end， I find the self-heal-daemon heal the dir <b>use 40 m</b></span></span><span style="line-height:19.1875px"><b style="background-color:rgb(199,237,204)">inutes， </b><span style="background-color:rgb(199,237,204)"> </span></span><span style="line-height:24px;background-color:rgb(199,237,204)"><b>It's too slow！ why？</b></span></div><div><span style="line-height:24px;background-color:rgb(199,237,204)"><b><br></b></span></div><div><span style="background-color:rgb(199,237,204)"><span style="line-height:24px"> I </span><span style="line-height:24px"> </span><span style="line-height:24px">find out r</span><span style="line-height:19.1875px">elated</span><span style="line-height:24px"> options with self-heal， as follow：</span></span></div><div><span style="background-color:rgb(199,237,204)"><b><span style="line-height:24px"> </span><span style="line-height:1.5">cluster.self-heal-window-size</span></b></span></div>
<span style="background-color:rgb(199,237,204)"><b>
</b></span><div><span style="background-color:rgb(199,237,204)"><b> <span style="text-align:justify;text-indent:21pt;line-height:1.5">cluster.self-heal-readdir-size</span></b></span></div>
<span style="background-color:rgb(199,237,204)"><b> <span lang="X-NONE">cluster.background-self-heal-count</span></b></span><div><b><br></b></div><div><span style="background-color:rgb(199,237,204)"> I want to ask， modify <span style="line-height:24px"> the above options can improve the performance of heal dir？ if possible， p</span><span style="line-height:24px">lease give a reasonable value about above options。</span></span></div><div><span style="line-height:24px"> </span></div><div><span style="line-height:24px"> thanks！</span></div><div><hr style="width:210px;min-height:1px" color="#b5c4df" size="1" align="left"><span class="HOEnZb"><font color="#888888">
<div><span><div style="MARGIN:10px;FONT-FAMILY:verdana;FONT-SIZE:10pt"><div><a href="mailto:justglusterfs@gmail.com" target="_blank">justglusterfs@gmail.com</a></div></div></span></div>
</font></span></div></div><br>_______________________________________________<br>
Gluster-users mailing list<br>
<a href="mailto:Gluster-users@gluster.org">Gluster-users@gluster.org</a><br>
<a href="http://supercolony.gluster.org/mailman/listinfo/gluster-users" target="_blank">http://supercolony.gluster.org/mailman/listinfo/gluster-users</a><br></blockquote></div><br><br clear="all"><div><br></div>-- <br>Best regards,<br>Roman.
</div>