[CentOS] Too much memory cache being used while moving large file

Joshua Baker-LePain jlb17 at duke.edu
Wed Nov 30 21:13:31 UTC 2005

On Wed, 30 Nov 2005 at 9:00pm, Sean O Sullivan wrote

> System :
> CentOS 4.2
> 2.6.9-22.0.1.ELsmp
> System fully up-to-date.
> 3ware 9000S card, with Raid5 array.
> I think that's about all relevant info ...
> Had file on disk (not array), attempted to mv file to array.
> Went fine till 2.4GB was copied, then it slowed down to a meg every few 
> minutes.
> Free memory was ~50MB (Typically is 1.5-2GB), and cache was 2.5GB.

I'm guessing this was your problem (workarounds suggested in the bug):


'mount -o noreservation' the FS and try it again.

Joshua Baker-LePain
Department of Biomedical Engineering
Duke University

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