kent.kuriyama at gmail.com
Tue Jan 2 20:17:00 UTC 2018
This article explains the meaning of that column.
On Tue, Jan 2, 2018 at 9:52 AM, Adam Vande More <amvandemore at gmail.com>
> On Tue, Jan 2, 2018 at 12:40 PM, pete wright <nomadlogic at gmail.com> wrote:
> > Hi there,
> > I was wondering how others here on the list deal with zpool
> > fragmentation. My general purpose laptop uses zroot, and I've noticed
> > over time fragmentation of my pool has grown to %42:
> > $ zpool list
> > NAME SIZE ALLOC FREE EXPANDSZ FRAG CAP DEDUP HEALTH
> > zroot 230G 87.3G 143G - 42% 37% 1.00x ONLINE -
> > $
> > I guess I have two questions:
> > 1) is fragmentation generally bad, or just a fact of life for a system
> > with lots of churn?
> Yes but impact also depends on pool config.
> > 2) if it is bad, are there any coping mechanisms people use to reduce
> > fragmentation?
> Keep lots of free space.
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Kent, kent.kuriyama at gmail.com
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