<div dir="ltr">Well friends<br>I am happy again... I don't know if this "happiness" will last forever.. Only time will say...<br>But now, with GlusterFS the VM hold still.<br>Previously, with NFS, the iowait always high, near 15-20 %.<br>Now, with Glusterfs, I am right now transferring more than 40GB from one server to VM and the iowait inside the VM hold 4,50 %...<br>We will see what happens next....<br>Thanks for all help that I received from you guys!<br>All my best!<br></div><div class="gmail_extra"><br><div class="gmail_quote">2015-10-29 14:39 GMT-02:00 Gilberto Nunes <span dir="ltr"><<a href="mailto:gilberto.nunes32@gmail.com" target="_blank">gilberto.nunes32@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Oh God!<br><br></div>I re-run last test with dd and the VM just die!!! So sad!!!!!!!! :(<br></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">2015-10-29 14:32 GMT-02:00 Gilberto Nunes <span dir="ltr"><<a href="mailto:gilberto.nunes32@gmail.com" target="_blank">gilberto.nunes32@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Inside the guest, with GlusterFS I get this:<span><br><br>dd if=/dev/zero of=writetest bs=8k count=131072<br><br></span><span>131072+0 registros de entrada<br>131072+0 registros de saída<br></span>1073741824 bytes (1,1 GB) copiados, 0,858862 s, 1,3 GB/s<br><br><br><br></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">2015-10-29 13:57 GMT-02:00 Gilberto Nunes <span dir="ltr"><<a href="mailto:gilberto.nunes32@gmail.com" target="_blank">gilberto.nunes32@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div><div><div><div><div><div><div>This one can easy be a new thread, but let say it anyway<br><br></div>I run simple dd test like this:<br><br>dd if=/dev/zero of=writetest bs=8k count=131072<br><br><br>In NFS<br><br>131072+0 registros de entrada<br>131072+0 registros de saída<br>1073741824 bytes (1,1 GB) copiados, 17,1806 s, 62,5 MB/s<br><br></div>In GlusterFS<br><br>131072+0 records in<br>131072+0 records out<br>1073741824 bytes (1.1 GB) copied, 9.13338 s, 118 MB/s<br><br></div>And with conv=fsync<br><br></div>GlusterFS<br><br>dd if=/dev/zero of=writetest bs=8k count=131072 conv=fsync<br>131072+0 records in<br>131072+0 records out<br>1073741824 bytes (1.1 GB) copied, 11.0702 s, 97.0 MB/s<br><br></div>NFS<br><br> dd if=/dev/zero of=writetest bs=8k count=131072 conv=fsync<br>131072+0 registros de entrada<br>131072+0 registros de saída<br>1073741824 bytes (1,1 GB) copiados, 14,2901 s, 75,1 MB/s<br><br></div>Both servers are PowerEdge R430 with SAS HD 7.2 K RPM, with 16 GB of memory, linked with 1 GB direct cable...<br><br></div>GlusterFS won?!?!<br><br></div>I would like to hear some opnions...<br><br></div>Thanks a lot<br><div><div><div><div><div><div><div><div><div><br></div></div></div></div></div></div></div></div></div></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">2015-10-29 13:02 GMT-02:00 Gilberto Nunes <span dir="ltr"><<a href="mailto:gilberto.nunes32@gmail.com" target="_blank">gilberto.nunes32@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">It could be, but it could be also that with IDE or SATA the performance is not the same as well with Virtio, or am I wrong???<br></div><div class="gmail_extra"><br><div class="gmail_quote"><div><div>2015-10-29 12:14 GMT-02:00 Lindsay Mathieson <span dir="ltr"><<a href="mailto:lindsay.mathieson@gmail.com" target="_blank">lindsay.mathieson@gmail.com</a>></span>:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div dir="ltr"><span><div class="gmail_extra"><br><div class="gmail_quote">On 29 October 2015 at 23:09, Gilberto Nunes <span dir="ltr"><<a href="mailto:gilberto.nunes32@gmail.com" target="_blank">gilberto.nunes32@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div>Disk is virtio, alright!<br></div>Because I need live migration and HA.<br></div>With IDE/SATA there is no way to do that, AFAIK!</blockquote></div><br></div></span><div class="gmail_extra">You can live migrate IDE/SATA<span><font color="#888888"><br></font></span></div><span><font color="#888888"><div class="gmail_extra"><br clear="all"><br>-- <br><div>Lindsay</div>
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