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Re: Is XFS suitable for 350 million files on 20TB storage?

To: Stefan Priebe - Profihost AG <s.priebe@xxxxxxxxxxxx>
Subject: Re: Is XFS suitable for 350 million files on 20TB storage?
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Mon, 8 Sep 2014 19:46:59 +1000
Cc: Brian Foster <bfoster@xxxxxxxxxx>, "xfs@xxxxxxxxxxx" <xfs@xxxxxxxxxxx>
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <540D6A6C.9090801@xxxxxxxxxxxx>
References: <540986B1.4080306@xxxxxxxxxxxx> <20140905123058.GA29710@xxxxxxxxxxxxxxx> <5409AF40.10801@xxxxxxxxxxxx> <20140905230528.GO20473@dastard> <540AB933.4030707@xxxxxxxxxxxx> <20140906150412.GB23506@xxxxxxxxxxxxxxx> <20140906225654.GB9955@dastard> <540D6A6C.9090801@xxxxxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
On Mon, Sep 08, 2014 at 10:35:56AM +0200, Stefan Priebe - Profihost AG wrote:
> Thanks,
> 
> upgraded to 3.16.2 and xfsprogs 3.2.1. Let's see how it behaves with finobt.

You need to mkfs the filesystem to use finobt - it's not something
that an upgrade will just switch on. i.e.

# mkfs.xfs -m crc=1,finobt=1 <dev>

Cheers,

Dave.
-- 
Dave Chinner
david@xxxxxxxxxxxxx

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