<div dir="ltr">Hello!<div class="gmail-votecell gmail-post-layout--left" style="margin:0px;padding:0px 15px 0px 0px;border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-stretch:inherit;line-height:inherit;font-family:Arial,"Helvetica Neue",Helvetica,sans-serif;font-size:13px;vertical-align:top;box-sizing:inherit;width:auto;color:rgb(36,39,41)"><span style="font-family:inherit;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit;font-size:15px">I have the cluster based on pacemaker and </span>corosync<span style="font-family:inherit;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit;font-size:15px">. The cluster nodes are located in several data centers. And there is up to 450 ms ping latency between some of the nodes. Sometimes these delays lead to split brains.</span><br></div><div class="gmail-postcell gmail-post-layout--right" style="margin:0px;padding:0px;border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-stretch:inherit;line-height:inherit;vertical-align:top;box-sizing:inherit;width:auto;min-width:0px"><div class="gmail-post-text" style="margin:0px 0px 5px;padding:0px;border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-stretch:inherit;line-height:1.3;vertical-align:baseline;box-sizing:inherit;width:628.667px;word-wrap:break-word"><p style="font-variant-numeric:inherit;font-variant-east-asian:inherit;margin:0px 0px 1em;padding:0px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline;box-sizing:inherit;clear:both"><font color="#242729" face="inherit"><span style="font-size:15px;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit">I have found the</span></font><code style="color:rgb(36,39,41);font-family:Consolas,Menlo,Monaco,"Lucida Console","Liberation Mono","DejaVu Sans Mono","Bitstream Vera Sans Mono","Courier New",monospace,sans-serif;font-size:13px;font-style:inherit;font-variant:inherit;font-weight:inherit;margin:0px;padding:1px 5px;border:0px;font-stretch:inherit;line-height:inherit;vertical-align:baseline;box-sizing:inherit;background-color:rgb(239,240,241);white-space:pre-wrap">max_network_delay</code><font color="#242729" face="inherit"><span style="font-size:15px;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit"> </span></font><span style="color:rgb(36,39,41);font-family:inherit;font-size:15px;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit">option </span><span style="color:rgb(36,39,41);font-family:inherit;font-size:15px;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit">for the </span>corosync<span style="color:rgb(36,39,41);font-family:inherit;font-size:15px;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit">. <br><br>But there is a warning:<br></span><span style="color:rgb(36,39,41);font-family:inherit;font-size:15px;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit;background-color:rgb(255,248,220)">It is not recommended to override this value without guidance from the corosync <br></span><span style="color:rgb(36,39,41);font-family:inherit;font-size:15px;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit;background-color:rgb(255,248,220)">community</span><span style="color:rgb(36,39,41);font-family:inherit;font-size:15px;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit;background-color:rgb(255,248,220)">.</span><span style="color:rgb(36,39,41);font-family:inherit;font-size:15px;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit"> <br><br></span><font color="#242729" face="inherit"><span style="font-size:15px;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit">Can anyone help me with this?</span></font><br><span style="color:rgb(36,39,41);font-family:inherit;font-size:15px;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit"><br>PS: </span><font color="#242729" face="Arial, Helvetica Neue, Helvetica, sans-serif"><span style="font-size:15px"><a href="https://serverfault.com/questions/926548/using-the-max-network-delay-option-of-the-corosync">https://serverfault.com/questions/926548/using-the-max-network-delay-option-of-the-corosync</a></span></font></p></div></div></div>