On Wed, Apr 8, 2015 at 3:38 PM, Deneau, Tom <[email protected]> wrote:
> With 0.93, I tried
>     ceph tell 'osd.*' injectargs '--ms_crc_data=false' '--ms_crc_header=false'
>
> and saw the changes reflected in ceph admin-daemon
>
> But having done that, perf top still shows time being spent in crc32 routines.
> Is there some other parameter that needs changing?

You can change this config value, but unfortunately it won't have any
effect on a running daemon. You'll need to specify it in a config and
restart.
-Greg
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