On Fri, 03 Jan 2014 00:59:29 +0200, Anton Shumskyi wrote: > Hi, there is a native queuing at my INTEL SSD 64GB, so i'v set "noop" > scheduler via udev rules. And it's kind a luggish when deleting a lot files > like kernel sources (at ext4,xfs,btrfs, FS makes no difference, some cheap
That's the discard setting. Since kernel 3.8.x the block layer sends TRIMs synchronously and this totally tanked performance. Just run without discard and run fstrim nightly. > hardware stuff). Will test some day another scheduler like "deadline" on Will not help in this case. -h
