On 9.6.2011 12:38, Benjamin Franz wrote: > On 06/09/2011 02:24 AM, Emmanuel Noobadmin wrote: >> I'm trying to resolve an I/O problem on a CentOS 5.6 server. The >> process basically scans through Maildirs, checking for space usage and >> quota. Because there are hundred odd user folders and several 10s of >> thousands of small files, this sends the I/O wait % way high. The >> server hits a very high load level and stops responding to other >> requests until the crawl is done. > setting 'noatime' for the > mount options for partition holding the files will reduce the number of > required I/Os quite a lot. Yes, but before doing this be sure that your Software does not need atime. -- Kind Regards, Markus Falb -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 307 bytes Desc: OpenPGP digital signature URL: <http://lists.centos.org/pipermail/centos/attachments/20110609/44c45d6b/attachment-0005.sig>