[CentOS] 11TB ext4 filesystem - filesystem alternatives?

Keith Keller kkeller at wombat.san-francisco.ca.us
Thu Sep 27 15:22:42 EDT 2012


On 2012-09-27, John R Pierce <pierce at hogranch.com> wrote:
> On 09/27/12 11:15 AM, Keith Keller wrote:
>> I have also run xfs_repair on a 17TB XFS filesystem on a machine with
>> about 4GB of memory.  It ran fine in less than one hour (~30m IIRC; that
>> filesystem is on CentOS 6).
>
> with XFS at least (and probably ext4) what counts is how many files are 
> in the file system more than the absolute size.    if you have 17000 1gb 
> files, its one thing, if you have 17,000,000,000 1K files, its another 
> thing entirely.

Good point.  Just for a data point, I've probably got on the order of a
few dozen million files of widely varying sizes on this particular
filesystem.  (So more than 10 million files but fewer than 100 million.)

--keith


-- 
kkeller at wombat.san-francisco.ca.us




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