Suggestion for hammer cleanup
Robert Garrett
robgar at comcast.net
Sun Oct 31 00:11:25 PDT 2010
Matthew Dillon wrote:
> I think a hammerd is a good idea.... or more likely a 'hammer cleanup'
> with a deamon-mode option that leaves it running in the background,
> but operating on the disk very lightly (as in very, VERY lightly)
> until the time schedule tells it that it really has to run harder.
>
> Implementing this would not be entirely trivial. The only way
> it can be done properly is for the kernel HAMMER ioctls to throw in
> the load checks in the B-Tree scanning loop and to release the b-tree
> cursor locks while it is sleeping. The sleeps can't really be done
> in the hammer user utility.
>
> -Matt
this is really interesting that I stumble across this tonight.. as I am
taking a break from working on libhammer.. hmm
RG
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