> Sunil, > > Can I configure this heartbeat to use a high priority (realtime) > schedulling? > > If I simply increase the timeout it still could timeout on heavy I/O > situations, like several different threads queuing large amounts of > writes. The kernel should know this is a high priority write so that > it is put ahead of the queue. > > Regards, > Luis > > Sunil Mushran <[EMAIL PROTECTED]> wrote: The older 12 sec default > timeout was too low. It has been bumped > up to 60 secs. The FAQ has details on this.
I searched for that error already and it seems I misunderstood the timeout stuff in the faq. But changing the timeouts is a workaround not a solution. The heartbeat I/O should be prioritized. Anyway it is a workaround and I will give it a try, thank you very much. Cheers, Holger > > [EMAIL PROTECTED] wrote: >> Hi, >> >> I got a problem regarding 100Mbit Ethernet, AoE and ocfs2. I setup 2 >> boxes >> connected per 100Mbit ethernet to their Ata-over-Ethernet storage. The >> ocfs filesystem resides on such an AoE-Partition. If I produce high >> troughput to that ocfs-partition on one node, it reboots after some >> seconds. >> >> I use dd for testing, like dd if=/dev/zero of=test bs=1M count=1000 >> If I write 100Mb of data to the disk everything is fine. If I write 1Gb >> of >> data to the disk, the node reboots after some seconds and prints the >> following error: >> >> (9,0):o2hb_write_timeout:167 ERROR: Heartbeat write timeout to device >> etherd/e402.0 after 12000 milliseconds >> (9,0):o2hb_stop_all_regions:1865 ERROR: stopping heartbeat on all active >> regions. >> >> This couldn't be caused by lost heartbeat packets. I setup a seperate >> network for heartbeat to track this problem. >> >> Actually I know that 100Mbit Ethernet is a bottleneck, but this should >> not >> cause the system to reboot, right? Even if I could switch to Gigbit >> Ethernet it may be the bottleneck in future.. >> >> Someone experienced this already? Do you know how to solve this issue? >> Please help, I need to do some tests.. >> Your help is really appreciated. >> >> Cheers, >> Holger >> >> >> _______________________________________________ >> Ocfs2-users mailing list >> [email protected] >> http://oss.oracle.com/mailman/listinfo/ocfs2-users >> > > > _______________________________________________ > Ocfs2-users mailing list > [email protected] > http://oss.oracle.com/mailman/listinfo/ocfs2-users > > > > --------------------------------- > Never miss a thing. Make Yahoo your > homepage._______________________________________________ > Ocfs2-users mailing list > [email protected] > http://oss.oracle.com/mailman/listinfo/ocfs2-users _______________________________________________ Ocfs2-users mailing list [email protected] http://oss.oracle.com/mailman/listinfo/ocfs2-users
