Trent Nelson wrote on Mon, Jul 16, 2012 at 08:58:09 -0700: > Somewhat related: is this a FreeBSD box?
Yes, it's eris from http://www.apache.org/dev/machines. > ports/sysutils/mcelog is useful for getting info on any ECC errors > that might have occurred. Thanks for the pointer. The port description says: "The primary purpose is to provide a way to decode MCE output from the FreeBSD kernel into something more human-readable" --- how to get the "raw" MCE output? I don't see "mce" mentioned in `sysctl -a` or /var/log/messages. > Is the repo living on ZFS? FreeBSD 8.2, zpool v15, zfs v4 > Don't suppose you've got a non-standard vfs.zfs.txg.timeout (greater > than 5 seconds?) set? That could have exacerbated the situation. > We have the default setting, but the default is greater than 5 seconds: eris,0:/boot% sysctl -a | grep txg vfs.zfs.txg.write_limit_override: 0 vfs.zfs.txg.synctime: 5 vfs.zfs.txg.timeout: 30 Is there somewhere documentation of what the txg timeout _is_ (as opposed to what are the effects of changing the knob)? Or is the only documentation in the source tree? Thanks! Daniel > > Trent.