[time-nuts] Best OS for small time server
M. Warner Losh
imp at bsdimp.com
Thu Feb 21 23:38:55 UTC 2008
In message: <1963E93D-26DA-4E89-8F4B-9EF6D0B0824A at rob-vassar.com>
Robert Vassar <rvassar at rob-vassar.com> writes:
: I successfully ran these network services sans network filesystems on
: a 1Gb USB memory stick for about 8 months. It was completely silent,
: and the total power draw was roughly 5 watts. The problem I ran into
: is that Linux implements a POSIX compliant filesystem. Even taking
: steps to eliminate swap, the never ending filesystem metadata updates
: burned up my little flash drive in less than a year. BSD will not
: escape this problem. It will be true on any system that records file
: access/modify timestamps. There might be a way to turn them off, or
: you might be able to mount certain partitions read-only.
mount -o noatime will fix this on BSD. I've deployed 32MB CF with
this in the field that have survived for 6 years now. I did have two
partitions: the binaries were in a read only file system. The
modified data went into a separate partition mounted -o noatime.
I thought linux also had a noatime option...
Warner
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