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<div><span></span><blockquote cite="mid:2016072010301105756611@cmss.chinamobile.com" type="cite"><div>Hi all,</div><div>we are testing drbd.</div><div><br></div><div>We have 500 nodes, two nodes as a drbd pair(primary/secondary).</div><div>Several days ago, we encounter a problem:</div><div><b><span style="color: rgb(0, 0, 0);"> </span><span style="font-size: 10.5pt; line-height: 1.5;"> </span><span style="font-size: 10.5pt; line-height: 1.5;"> </span><span style="font-size: 10.5pt; line-height: 1.5;">PingAck did not arrive in time</span></b></div></blockquote><blockquote cite="mid:2016072010301105756611@cmss.chinamobile.com" type="cite"><div><span style="color: rgb(0, 0, 0);"> </span><span style="font-size: 10.5pt; line-height: 1.5;"> </span><span style="font-size: 10.5pt; line-height: 1.5;"> ...</span></div><div>And I wondered whether it is a configuration problem.</div><div>I considered the parameter 'ping-timeout' to be suspicious.</div><div>Then I made it to 5s instead of the default 500ms, and used command</div><div><span style="color: rgb(0, 0, 0);"> </span><span style="font-size: 10.5pt; line-height: 1.5;"> </span><span style="font-size: 10.5pt; line-height: 1.5;"> drbdadm adjust all</span></div><div><span style="font-size: 10.5pt; line-height: 1.5;">to drive it to work.</span></div><div><span style="font-size: 10.5pt; line-height: 1.5;">The problem had gone!</span></div><div><br></div><div><span style="font-size: 10.5pt; line-height: 1.5;">D</span><span style="font-size: 10.5pt; line-height: 1.5;">o you have any suggestion on the value of 'ping-timeout'? 5s is enough? or 10s? or it depends on the network?</span></div><div><span style="font-size: 10.5pt; line-height: 1.5;"><br></span></div><div><span style="font-size: 10.5pt; line-height: 1.5;">Thanks,</span></div><div><span style="font-size: 10.5pt; line-height: 1.5;">Gui</span></div></blockquote></div>
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<div><span><div style="MARGIN: 10px; FONT-FAMILY: verdana; FONT-SIZE: 10pt"><div>guihecheng@cmss.chinamobile.com</div></div></span></div>
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