On 07/20/10 14:10, Marcelo H Majczak wrote:
It also seems to be issuing a lot more
writing to rpool, though I can't tell what. In my case it causes a
lot of read contention since my rpool is a USB flash device with no
cache. iostat says something like up to 10w/20r per second. Up to 137
the performance has been enough, so far, for my purposes on this
laptop.
if pools are more than about 60-70% full, you may be running into 6962304
workaround: add the following to /etc/system, run
bootadm update-archive, and reboot
-----cut here-----
* Work around 6962304
set zfs:metaslab_min_alloc_size=0x1000
* Work around 6965294
set zfs:metaslab_smo_bonus_pct=0xc8
-----cut here-----
no guarantees, but it's helped a few systems..
- Bill
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