[svlug] Filesystems for laptops

HvR hvrietsc at myrealbox.com
Sun Jan 12 13:52:16 PST 2003

i added the following to my /etc/rc.d/rc.local file (redhat 7.2):

#set disk flush to 30,000 clicks or 5 minutes
echo "30 64 64 256 30000 3000 60 0 0" > /proc/sys/vm/bdflush

On Sun, 2003-01-12 at 01:59, Ira Abramov wrote:
> I nstalled a new laptop with Debian Sid. asking a friend of mine which
> FS to use that will write less to the disk he told me Reiser is known to
> do all sorts of random background commits and background rearrangements
> at idle times, so I opted for EXT3, however ext3 seems to have a 5
> second commit interval and "pings" the disk every 5 seconds even if
> there is absolutely nothing to commit (running at level 1 for instance).
> I know it's the ex3 code because it stopped once I remounted the root
> read-only at level 1.
> in other words - it will never let the disk spin down. Any
> recommendations to solve this with ext3 without reformating the disk to
> reiser?  would reiser even solve the problem? or is my only solution to
> give up the journal and mount it ext2?
> Thanks in advance,
> Ira

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