[pve-devel] backup ceph high iops and slow

Dietmar Maurer dietmar at proxmox.com
Sun Oct 19 18:07:30 CEST 2014


> +RBD supports read-ahead/prefetching to optimize small, sequential reads.
> +This should normally be handled by the guest OS in the case of a VM,

How should we do read-ahead inside qemu? manually?


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