Using an SSD "disk" for /

Andrew Reilly areilly at bigpond.net.au
Mon Nov 15 00:24:04 UTC 2010


Just another happy data-point:

I'm using an "SSD disk" for "the OS", which for now I'm calling /, /usr, /usr/local.
I have swap, /var, /usr/src, /usr/obj, /usr/ports and /usr/home (and various other
scratch areas) on a raidz on four real (SATA) disks.  /tmp is a tmpfs.  Seems to be working
awesomely well.  My /dev/gpt/root is mounted with soft-updates and noatime, in an
attempt to keep writes down.  (Which is also why /var and /tmp aren't on it.)  Boot
and OS/port updating is very fast.  Well, fast enough for me.  The SSD disk itself is
an 8G compact flash card that I pinched from my camera bag, mounted in a SATA adaptor.
Not because it's "best" or anything, but I thought that it could be handy to be able
to rebuild or replace my "OS" off-line more easily.

Cheers,

-- 
Andrew



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