Jens Axboe wrote:
>
> o Batch freeing of requests. Stock kernels have very bad behaviour
> under I/O load (load here meaning that the request list is empty,
> doesn't require much effort...), because as soon as a request is
> completed and put back on the freelist, a read/write will grab it
Hi,
I've released what will probably be the last blk-xx patch for 2.4, at
least as far as features go. In fact, blk-12 is just minor tweaks and
fixes over the previous version. Highlight of changes:
o Merge elevator merge and insertion scan. This saves an entire linear
queue scan when we can't
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