Hi
I use the kernel module. I found only one mount parameter for
readahead: rsize. But didnt help.
> These settings are a bit silly. I think what you've got there is
> logically equivalent to having the stripe_unit and object_size both
> set to 512KB, but I'm not certain. 512KB is also a bit small
On Tue, Apr 16, 2013 at 8:47 AM, Elso Andras wrote:
> Hi,
>
> We are serving mp4 videos from cephfs, with lots of random read.
>
> Here is a graph: http://elbandi.net/ceph/ceph_bandwidth.png
> The issue is: there are +50% incoming bandwidth (osd -> cephfs mount, blue
> line) compared outgoing band
Hi,
We are serving mp4 videos from cephfs, with lots of random read.
Here is a graph: http://elbandi.net/ceph/ceph_bandwidth.png
The issue is: there are +50% incoming bandwidth (osd -> cephfs mount, blue
line) compared outgoing bandwidth (webserver -> internet, green area). the
labels are swaped