Re: Measuring ZFS configuration differences

Dan Langille <[email protected]> Wed, 25 Nov 2015 10:20:59 -0500

Newsgroups	gmane.os.freebsd.performance
Message-ID	<[email protected]>

> On Nov 24, 2015, at 9:00 PM, Marcelo Araujo <[email protected]> wrote:
> 
> Hey Dan!
> 
> 2015-11-25 2:13 GMT+08:00 Dan Langille <[email protected]>:
> 
>> 
>> 
>> Done.
>> 
>> The server is ready for access.
>> 
> 
> Cool!!! Very good news, thank you to work on it and provide resources!
> 
> 
>> 
>> Please send me your ssh-key off-list and I will create a login for you.
>> 
> 
> I will do very soon!
> 
> 
>> 
>> We do have some data on the system:
>> 
>> $ zpool list
>> NAME            SIZE  ALLOC   FREE  EXPANDSZ   FRAG    CAP  DEDUP  HEALTH
>> ALTROOT
>> benchmarking   21.8T  6.44T  15.3T         -    11%    29%  1.00x  ONLINE
>> -
>> music            30T  5.58T  24.4T         -     9%    18%  1.00x  ONLINE
>> -
>> random_mirror  2.72T   372K  2.72T         -     0%     0%  1.00x  ONLINE
>> -
>> zroot           220G  1.79G   218G         -     0%     0%  1.00x  ONLINE
>> -
>> 
>> The music pool has about 1.4TB of music files for testing via copy.
>> 
> 
> By the name, I guess the benchmark(ing) is the one we will use for our
> tests.

I want to retain music intact.  I think everything else can be reconfigured as required.

We will be doing a lot of reconfiguration: raidz1-3, 1-13 drives in an array, etc.

For now, let's make sure you can login, ensure your root access works, etc.

—
Dan Langille
http://langille.org/

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