Re: [RFC] Parallelize IO for e2fsck

2008-01-21 Thread Valdis . Kletnieks
On Tue, 22 Jan 2008 14:38:30 +1100, David Chinner said: > Perhaps instead of swapping immediately, a SIGLOWMEM could be sent > to a processes that aren't masking the signal followed by a short > grace period to allow the processes to free up some memory before > swapping out pages from that proces

Re: [CALL FOR TESTING] Make Ext3 fsck way faster [2.6.24-rc6 -mm patch]

2008-01-15 Thread Valdis . Kletnieks
On Tue, 15 Jan 2008 10:09:16 EST, Ric Wheeler said: > I actually think that the value of this kind of reduction is huge. We > have seen fsck run for days (not just hours) which makes the "restore > from backup" versus "fsck" decision favor the tapes... Funny thing is that for many of these sorts

Re: [CALL FOR TESTING] Make Ext3 fsck way faster [2.6.24-rc6 -mm patch]

2008-01-15 Thread Valdis . Kletnieks
On Tue, 15 Jan 2008 03:04:41 PST, Andrew Morton said: > In any decent environment, people will fsck their ext3 filesystems during > planned downtime, and the benefit of reducing that downtime from 6 > hours/machine to 2 hours/machine is probably fairly small, given that there > is no service inter

Re: [2.6.24 patch] let EXT4DEV_FS depend on BROKEN

2008-01-03 Thread Valdis . Kletnieks
On Wed, 02 Jan 2008 13:51:32 PST, Eric Anopolsky said: > their own kernels in the first place. IMHO, it's reasonable to expect > the small minority of Linux users who want to compile their own kernels > to learn that "EXPERIMENTAL" means something. And what, exactly, does it mean, given that ther

Re: Add a norecovery option to ext3/4?

2007-04-09 Thread Valdis . Kletnieks
On Sun, 08 Apr 2007 22:24:50 CDT, Eric Sandeen said: > Can you elaborate? Under what circumstances is log replay going to harm > data? Do you mean that the installer mounts partitions, looking for > what OS is installed? How is that harmful? Another usage case that really wants to avoid the l