<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Read this!<div><br></div><div><a href="http://www.drbd.org/users-guide/s-configure-syncer-rate.html">http://www.drbd.org/users-guide/s-configure-syncer-rate.html</a></div><div><br><div><div>On Mar 30, 2010, at 8:35 AM, PN wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">Try to increase the syncer rate to a much higher number and restart DRBD on both nodes will definitely help to increase the sync speed.<br><br>PN<br><br><br><br><div class="gmail_quote">2010/3/30 Balreddy Medipally <span dir="ltr"><<a href="mailto:balreddy.m@imimobile.com">balreddy.m@imimobile.com</a>></span><br>
<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"> Hi All,<br>
<br>
I am running DRBD 8.3.0 on RedHat Enterprise Linux AS 4.8 64-bit<br>
OS for production purpose. MySQL works superfast in when load was not<br>
there, when load was there it become deadly slow. Can any one please<br>
help me to make it faster.<br>
<br>
Here is my drbd.conf file.<br>
<br>
[root@imi-drbd1 ~]# cat /etc/drbd.conf<br>
resource drbd0 {<br>
protocol C;<br>
startup {<br>
become-primary-on both;<br>
}<br>
net {<br>
allow-two-primaries;<br>
cram-hmac-alg sha256;<br>
shared-secret DRBD2KVM123456;<br>
after-sb-0pri discard-least-changes;<br>
after-sb-1pri violently-as0p;<br>
after-sb-2pri violently-as0p;<br>
rr-conflict violently;<br>
}<br>
syncer {<br>
rate 44M;<br>
}<br>
<br>
on imi-drbd1 {<br>
device /dev/drbd0;<br>
disk /dev/sda2;<br>
address ipv4 <a href="http://192.168.168.1:7768/" target="_blank">192.168.168.1:7768</a>;<br>
meta-disk internal;<br>
}<br>
on imi-drbd2 {<br>
device /dev/drbd0;<br>
disk /dev/sda2;<br>
address ipv4 <a href="http://192.168.168.2:7768/" target="_blank">192.168.168.2:7768</a>;<br>
meta-disk internal;<br>
}<br>
}<br>
[root@imi-drbd1 ~]#<br>
<br>
Thanks,<br>
BalReddy.<br>
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</blockquote></div><br><br clear="all"><br>-- <br>Best Regards,<br>PN Lai<br>Storage Manager / HPC Specialist<br>Galactic Computng Corp.<br>Tel: 86-755-26733939 ext 826<br>Mobile: 86-13823161729 / 852-60333151<br>Fax: 86-755-26733780<br>
URL: <a href="http://www.galactic.com.hk/">http://www.galactic.com.hk</a><br>
_______________________________________________<br>drbd-user mailing list<br><a href="mailto:drbd-user@lists.linbit.com">drbd-user@lists.linbit.com</a><br>http://lists.linbit.com/mailman/listinfo/drbd-user<br></blockquote></div><br><div>
James Perry<br>Principal Consultant<br>Mezeo Software<br>t: 713.244.0859<br>f: 713.244.0851<br>m: 713.444.0251<br>
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