Am Samstag, 17. Dezember 2011 schrieb Hugo Mills: > > I might still be doing the balance for that optical viewing pleasure > > ;). > > :) > > It can't hurt, and with such a small FS it probably won't take > long. Now I first did a defrag and then a balance. The balance was heavier I had music stalls of about 5 to 10 seconds at time. The defrag aborted quickly with a non-zero return code on second run: deepdance:~> btrfs filesystem defragment / ^C^C^C^C^C^C^C^C^C^C^C^C^C^C^C^C^C^C^C^C I wanted to start it via time. deepdance:~> /usr/bin/time btrfs filesystem defragment / Command exited with non-zero status 20 0.00user 1.26system 0:03.86elapsed 32%CPU (0avgtext+0avgdata 2160maxresident)k 2656inputs+70712outputs (2major+184minor)pagefaults 0swaps Nothing in dmesg. Does 20 as return code mean "already defragmented"? ;) I am looking forward to the new asynchronous defrag interface I read about somewhere. Current state now is: deepdance:~> btrfs filesystem df / Data: total=7.75GB, used=6.91GB System, DUP: total=8.00MB, used=4.00KB System: total=4.00MB, used=0.00 Metadata, DUP: total=896.00MB, used=506.47MB Lets see how that fares. Balance did log something: [24065.740937] btrfs: found 4207 extents [24075.581494] btrfs: found 4207 extents [24077.982099] btrfs: relocating block group 24465375232 flags 1 [24090.418623] btrfs: found 1152 extents [24099.195646] btrfs: found 1152 extents [24100.994087] btrfs: relocating block group 24196939776 flags 1 [24124.823654] btrfs: found 3857 extents [24140.208385] btrfs: found 3857 extents [24142.334232] btrfs: relocating block group 23928504320 flags 1 [24164.219827] btrfs: found 534 extents [24171.483027] btrfs: found 534 extents [24176.021604] btrfs: relocating block group 23391633408 flags 1 [24230.123062] btrfs: found 8607 extents [24255.193673] btrfs: found 8607 extents [24258.142945] btrfs: relocating block group 22586327040 flags 1 [24271.875868] btrfs: relocating block group 22452109312 flags 36 [24322.334007] btrfs: found 19112 extents [24324.253074] btrfs: relocating block group 22317891584 flags 36 [24361.999904] btrfs: found 6934 extents [24362.927413] btrfs: relocating block group 22183673856 flags 36 [24393.151548] btrfs: found 9031 extents [24395.447755] btrfs: relocating block group 22049456128 flags 36 [24432.611355] btrfs: found 13216 extents [24435.508280] btrfs: relocating block group 20975714304 flags 1 [24574.903545] btrfs: found 14600 extents [24642.613698] btrfs: found 14586 extents [24647.144462] btrfs: relocating block group 20841496576 flags 36 [24730.473343] btrfs: found 19754 extents [24735.912210] btrfs: relocating block group 20707278848 flags 36 [24852.827906] btrfs: found 26482 extents [24853.838002] btrfs: relocating block group 20698890240 flags 34 [24854.825685] btrfs: found 1 extents [24855.858015] btrfs: relocating block group 20564672512 flags 36 [25001.321705] btrfs: found 31648 extents [25002.330616] btrfs: relocating block group 20430454784 flags 36 [25170.694953] btrfs: found 30709 extents [25173.027484] btrfs: relocating block group 20296237056 flags 36 [25240.022780] btrfs: found 19729 extents [25242.373217] btrfs: relocating block group 20162019328 flags 36 [25293.659547] btrfs: found 11857 extents [25294.514415] btrfs: relocating block group 20027801600 flags 36 [25381.873449] btrfs: found 20892 extents [25382.837313] btrfs: relocating block group 18954059776 flags 1 [25407.731124] btrfs: relocating block group 17880317952 flags 1 [25528.179185] btrfs: found 13850 extents [25572.737920] btrfs: found 13831 extents [25574.017807] btrfs: found 1 extents [25577.603801] btrfs: relocating block group 16806576128 flags 1 [25667.266953] btrfs: found 2448 extents [25689.503862] btrfs: found 2448 extents [25691.924348] btrfs: relocating block group 15732834304 flags 1 [25796.270409] btrfs: found 11264 extents [25838.860555] btrfs: found 11264 extents [25843.971106] btrfs: relocating block group 14659092480 flags 1 [25959.486034] btrfs: found 18680 extents [26037.370148] btrfs: found 18680 extents [26040.637078] btrfs: relocating block group 13585350656 flags 1 [26131.997384] btrfs: found 26798 extents [26211.759652] btrfs: found 26787 extents [26215.846016] btrfs: relocating block group 12511608832 flags 1 [26331.196068] btrfs: found 33247 extents [26470.846542] btrfs: found 33197 extents [26479.487194] btrfs: relocating block group 12377391104 flags 36 [26503.391492] btrfs: found 4410 extents [26507.133189] btrfs: relocating block group 11303649280 flags 1 [26607.401285] btrfs: found 32999 extents [26770.759705] btrfs: found 32926 extents [26778.218628] btrfs: relocating block group 11169431552 flags 36 [26921.757006] btrfs: found 23449 extents [26922.956668] btrfs: relocating block group 11035213824 flags 36 [27047.652332] btrfs: found 21526 extents Appears quite fragmented to me, but as I do not understand whats exactly behind this numbers I leave it as it. Thanks, -- Martin 'Helios' Steigerwald - http://www.Lichtvoll.de GPG: 03B0 0D6C 0040 0710 4AFA B82F 991B EAAC A599 84C7 -- 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
