ZFS tuning [was: hardware for home use large storage]

[Alexander Leidinger]

Quoting jhell <jhell at DataIX.net> (from Mon, 15 Feb 2010 20:49:38 -0500):

> On Mon, 15 Feb 2010 16:20, 000.fbsd@ wrote:

>> I think you are referring to this script:
>> http://cuddletech.com/arc_summary/
>> and its FreeBSD version
>> http://bitbucket.org/koie/arc_summary/changeset/dbe14d2cf52b/

>> Another useful script is arcstat.pl from
>> http://blogs.sun.com/realneel/entry/zfs_arc_statistics
>> There are FreeBSD version floating around but I can't find a link  
>> to it, so I am sending it as attachment.
>>
>> It would be nice to have some "standardized" scripts for monitoring  
>> & debugging ZFS issues attached to FreeBSD Wiki page about ZFS  
>> tuning. Then everebody will use the same scripts, same output  
>> format. It will be easier to compare results in discussions etc.
>>
>> So if anybody of you have write permissions to Wiki, can you add  
>> those two scripts? (or make some better ;])

> It is funny that you guys are all of a sudden talking about this, as  
> I was just working on some modifications to the arc_summary.pl  
> script for some better formatting and inclusion of kmem statistics.

> Here is the URLs:
> http://jhell.googlecode.com/files/arc_summary.pl
> http://jhell.googlecode.com/files/arc_summary.pl.asc

I added references to all those scripts to the wiki. I also improved  
(I hope) the some parts. Please have a look and feel free to submit  
improvements (or register with FirstnameLastname and tell me about it,  
this way I'm not the bottleneck for changes).

Bye,
Alexander.

-- 
I'm not stupid, I'm not expendable, and I'M NOT GOING!

http://www.Leidinger.net    Alexander @ Leidinger.net: PGP ID = B0063FE7
http://www.FreeBSD.org       netchild @ FreeBSD.org  : PGP ID = 72077137