Chris Mason wrote: > On Wednesday 16 April 2008, Andi Kleen wrote: >> Chris Mason <chris.mason@xxxxxxxxxx> writes: >>> On Wednesday 16 April 2008, Andi Kleen wrote: >>>> Chris Mason <chris.mason@xxxxxxxxxx> writes: >>>>> The async work queues include code to checksum data pages without the >>>>> FS mutex >>>> Are they able to distribute work to other cores? >>> Yes, it just uses a workqueue. >> Unfortunately work queues don't do that by default currently. They >> tend to process on the current CPU only. > > Well, I see multiple work queue threads using CPU time, but I haven't spent > much time optimizing it. There's definitely room for improvement. That's likely because you submit from multiple CPUs. But with a single submitter running on a single CPU there shouldn't be any load balancing currently. -Andi -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
