Messages in this thread | | | Date | Wed, 26 Jun 2002 11:39:31 -0700 | From | Andrew Morton <> | Subject | Re: Automatically mount or remount EXT3 partitions with EXT2 when alaptop is powered by a battery? |
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Stephen Tweedie wrote: > > Hi, > > On Tue, Jun 25, 2002 at 10:03:47AM -0700, Andrew Morton > <akpm@zip.com.au> wrote: > > > If it's because of the disk-spins-up-too-much problem then > > that can be addressed by allowing the commit interval to be > > set to larger values. > > > +int jbd_commit_interval = 5; /* /proc/sys/fs/jbd_commit_interval */ > > I suspect you want this to be per-mount, not system-wide (although > filesystems could easily just inherit the system default dynamically > if there's no per-fs override.) I could easily imagine a user wanting > a different interval for a scratch disk, for example. >
Yes, that would be better. We do want to be able to change it on the fly. So how about:
mount /dev/what /mnt/where -o commit_interval=5 and mount /mnt/where -o remount,commit_interval=3000
?
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