[Top] [All Lists]

Re: Performance degradation over time

To: Marcin Deranek <marcin.deranek@xxxxxxxxxxx>
Subject: Re: Performance degradation over time
From: Marcin Deranek <marcin.deranek@xxxxxxxxxxx>
Date: Thu, 11 Oct 2012 11:15:09 +0200
Cc: Eric Sandeen <sandeen@xxxxxxxxxxx>, stan@xxxxxxxxxxxxxxxxx, xfs@xxxxxxxxxxx
Dkim-signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=booking.com; s=bk; h=Content-Transfer-Encoding:Content-Type:Mime-Version:References:In-Reply-To:Message-ID:Subject:Cc:To:From:Date; bh=mWmQI76KQfTEdTyt+EzfC5fHvKNUxfuuxLh0UvDJm1M=; b=x0ETY7e0cUML+nBoV+ODqmp+iu3kDgxLcmr+1gjGzD2nXUT7SPuDooGMfsW7rVS0+sBqiDG0OzxTzGp1j7txmUiFAO4P2ru7v5SupoP3goM9pI3mMkX+k+gpAYUcdat5XbM4cXib7Xq6Gi/Syrzba5kuef2hM89kuTRK9/ZTusQ=;
In-reply-to: <20121011103352.4ed8bbf5@xxxxxxxxxxx>
Organization: Booking
References: <20121010105142.148519ca@xxxxxxxxxxx> <50757583.9000901@xxxxxxxxxxxxxxxxx> <507586B4.6010201@xxxxxxxxxxx> <20121011103352.4ed8bbf5@xxxxxxxxxxx>
On Thu, 11 Oct 2012 10:33:52 +0200
Marcin Deranek <marcin.deranek@xxxxxxxxxxx> wrote:

> I guess next step would be to use inode64..

After mounting XFS with inode64 I see performance improvement (open()
now takes ~3ms vs ~15ms previous) although it's still not something I
would expect (~150us.) On Dave's suggestion I will give a shot CentOS
6.x and see if that makes any difference although this needs to be
monitored over longer period of time to reliably tell if that make a


<Prev in Thread] Current Thread [Next in Thread>