<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>// I made some errors in my previous mail, here they are corrected</div><div><br></div>Hello,<br><br>I faced a big issue with DRBD.<br><br>OS : Linux Debian 6<br>Kernel : 2.6.32-46<br>DRBD : 8.3.14<br><br>My primary server (srv2-2) was totally unreachable, it only replied to ping.<br>Apache, SSH etc... were not replying anymore.<br><br>So I connected to my secondary server (srv2-1) and closed network communication between both.<br>This made srv2-2 available again !<br>I decided however to change srv2-1 from Secondary to Primary and to reboot srv2-2.<br><br>Following are logs from srv2-2 and srv2-1, with some comments.<br>srv2-2 : <a href="http://pastebin.com/raw.php?i=zkHV5Tr9">http://pastebin.com/raw.php?i=zkHV5Tr9</a><br>srv2-1 : <a href="http://pastebin.com/raw.php?i=WX4vNR6d">http://pastebin.com/raw.php?i=WX4vNR6d</a><br><br>on srv2-2, sar tells me that some of my CPU cores were 100% used (100% iowait) during all the time frame in which I had "time expired" errors. <br><br>Could you help me please ?<br><br>Thank you very much,<br><br>Ben<div><br></div></body></html>