[pve-devel] Speed up PVE Backup

Michael Rasmussen mir at datanom.net
Tue Feb 16 12:03:47 CET 2016


On Tue, 16 Feb 2016 11:55:07 +0100 (CET)
Dietmar Maurer <dietmar at proxmox.com> wrote:

> 
> Besides, I do not understand why reading 64KB is slow - ceph libraries
> should have/use a reasonable readahead cache to make it fast?
> 
Due to the nature of the operation that reading is considered random
block read by ceph so a randread fio test with a block size of 64KB
should show similarly bad numbers.

-- 
Hilsen/Regards
Michael Rasmussen

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--------------------------------------------------------------
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