hi,

i just set up snv_54 on an old p4 celeron system and even tho the processor is 
crap, it's got 3 7200RPM HDs: 1 80GB and 2 40GBs.  so i'm wondering if there is 
an optimal way to lay out the ZFS pool(s) to make this old girl as fast as 
possible....

as it stands now i've got the following drive layout:

pri master: 80GB (call it drive1)
pri slave: 40GB (drive 2)

sec master:40GB (drv 3)
sec slave: DVD

(all connected with 80 conductor ribbons)

my partitions are:
drive 1: i've got 2 10GB UFS root slices (so i can do live upgrades), and 1GB 
swap slice
i've got one big zpool consisting of a 50GB slice on drive 1 and all of drives 
2 & 3.

i'm not sure that this is the optimal layout for striping.  i don't need 
mirroring or redundancy-- just speed.  i'm thinking maybe i'd be better booting 
off one of the smaller drives and putting the other two on one controller and 
putting the zpool on those only.  spanning the two IDE controllers with the 
single zpool seems like it might be a bad idea, but i am just postulating 
here....
 
 
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