Hi -- Setting up my system that has no OST failover, so would like to set for failout. Have the issues in the 1.6 betas been worked out in 1.6.4.1?
Thanks, --bob On Mar 22, 2007, at 4:55 PM, Nathaniel Rutman wrote: > Well, your question prompted me to try this out. > > There are two issues: > 1. failout mode cannot be set on a live filesystem, and can't be > set with lctl conf_param. > The wiki page has instructions for setting failout mode at mkfs time > https://mail.clusterfs.com/wikis/lustre/MountConf > You can also set failout mode with tunefs and writeconf: > > tunefs.lustre --writeconf --param="failover.mode=failout" /dev/sda > > There can be no Lustre servers or clients running when changing the > failover mode. > > 2. failout mode is broken in the 1.6 betas. I have an untested > patch in bug 12005 > https://bugzilla.lustre.org/show_bug.cgi?id=12005 > Using failout mode in the betas without this patch will probably > lead to an LBUG on the OST. > > > swin wang wrote: >> In our test, we didn't set the failout mode in mkfs, but set it on >> the mdt/mgs >> with lctl: >> lctl conf_param testfs-OST0001.failover.mode=failout >> but it seem didn't work. when OST0001 is failed, the >> client operation is still blocked (with 1.5.97). >> >> 2007/3/22, Nathaniel Rutman < [EMAIL PROTECTED] >> <mailto:[EMAIL PROTECTED]>>: >> >> swin wang wrote: >> > We current use 1.5.97, we try to set it to failout mode, but it >> didn't >> > work >> > int this version, what we want is: when read/write the >> failed OST, >> > it return >> > IO errors, but still can create and read/write new files, >> when the >> > failed OST >> > is ok, we can read/write files on the failed OST. >> That's what failout mode it. How did you try to set it? >> >> > I'm not sure if the 1.4.x version with "failout" mode can >> provide what we >> > want? >> > >> >> >> --------------------------------------------------------------------- >> --- >> >> _______________________________________________ >> Lustre-discuss mailing list >> [email protected] >> https://mail.clusterfs.com/mailman/listinfo/lustre-discuss >> > > _______________________________________________ > Lustre-discuss mailing list > [email protected] > https://mail.clusterfs.com/mailman/listinfo/lustre-discuss > _______________________________________________ Lustre-discuss mailing list [email protected] https://mail.clusterfs.com/mailman/listinfo/lustre-discuss
