From: Joshua D. Drake <jd@commandprompt.com>
To: Jim C. Nasby <decibel@decibel.org>
Cc: Jeffrey W. Baker <jwbaker@acm.org>
Cc: pgsql-performance@postgresql.org
Subject: Re: JFS fastest filesystem for PostgreSQL?
Date: Thu, 14 Jul 2005 11:37:10 -0700
Message-ID: <42D6B0D6.6000101@commandprompt.com> (raw)
In-Reply-To: <20050714182948.GC92165@decibel.org>
References: <1121322821.6719.0.camel@noodles>
<20050714182948.GC92165@decibel.org>
>>I ran pgbench with a scale factor of 1000 and a total of 100,000
>>transactions per run. I varied the number of clients between 10 and
>>100. It appears from my test JFS is much faster than both ext3 and XFS
>>for this workload. JFS and XFS were made with the mkfs defaults. ext3
>>was made with -T largefile4 and -E stride=32. The deadline scheduler
>>was used for all runs (anticipatory scheduler is much worse).
>>
>>Here's the result, in transactions per second.
>>
>> ext3 jfs xfs
>>-----------------------------
>> 10 Clients 55 81 68
>>100 Clients 61 100 64
>>----------------------------
I would be curious as to what options were passed to jfs and xfs.
Sincerely,
Joshua D. Drake
>
>
> BTW, it'd be interesting to see how UFS on FreeBSD compared.
--
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To: pgsql-performance@postgresql.org
Cc: jd@commandprompt.com, decibel@decibel.org, jwbaker@acm.org
Subject: Re: JFS fastest filesystem for PostgreSQL?
In-Reply-To: <42D6B0D6.6000101@commandprompt.com>
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