On Tue, 6 Aug 2013 07:29:03 +0800 Wang Shilong <wangshilong1...@gmail.com> wrote:
> Hello. > > >> I am trying to use qgroups > >> functionality & with a basic random-write workload, it constantly > >> keeps leaking memory & within few minutes of IO, there is either > >> out-of-memory killer trying to kill some tasks or there are > >> page-allocation failures that btrfs or other kernel module > >> experiences. > > > > FYI, I just saw something similar with 3.10 on a server with 32 GB > > RAM: > > Would please show how many qgroups are there in the system. > > btrfs qgroup show <mnt> There are two different btrfs filesystems here; notice there are quite a bit of qgroups with negative numbers. # btrfs qgroup show /mnt/lxc1 0/258 2068160512 2068160512 0/1601 0 0 0/2359 1361963708416 1361963708416 0/3870 12996984832 4096 0/3871 12936032256 275820544 0/3872 40094982144 -3129344 0/3873 1238417408 -286720 0/3900 40061427712 2592768 0/3901 0 4096 0/3902 -4096 0 0/3903 895385600 4096 0/3904 -8192 -4096 0/3905 40075735040 3133440 0/3906 -4096 0 0/3908 891162624 114688 0/3909 40076042240 372736 0/3910 -4096 0 0/3911 891224064 139264 0/3912 40076103680 708608 0/3913 7718686720 4096 0/3918 7631826944 3203072 0/3922 891256832 278528 0/3923 5142913024 4096 0/3924 0 0 0/3928 4530425856 21856256 0/3973 891744256 4096 0/3974 854753280 4096 0/3975 41452056576 4096 0/3976 72792285184 4096 0/3977 43131879424 4096 0/3978 882757632 0 0/3980 882757632 0 0/3981 852537344 0 0/3983 2410848256 4096 0/3984 852537344 0 0/3985 109482221568 4096 0/3987 -4096 0 0/3989 34457268224 4096 0/3990 -4096 0 0/4005 2454089728 0 0/4009 2454089728 0 0/4014 10458886144 4096 0/4020 1543729152 4096 0/4022 1015640064 4096 0/4039 55234445312 4096 0/4059 1014833152 0 0/4061 1014833152 0 0/4074 1457680384 0 0/4077 1457680384 0 0/4083 24318590976 0 0/4087 24318590976 0 0/4162 10207858688 0 0/4164 10207858688 0 0/4243 1598795776 1347584 0/4245 1598795776 0 0/4277 43304882176 0 0/4280 43304882176 0 0/4328 0 0 0/4339 108909649920 0 0/4341 108909649920 0 0/4342 72641134592 0 0/4343 72641134592 0 0/4346 54204522496 0 0/4347 54204522496 0 0/4348 5137539072 2932736 0/4349 7714144256 729088 0/4350 894935040 618496 0/4351 12996780032 210608128 0/4352 40108421120 8347648 0/4353 41457135616 99024896 0/4354 852701184 17911808 0/4355 888950784 23416832 0/4356 72641462272 45056 0/4357 43208957952 54571008 0/4358 2400776192 41017344 0/4359 109428551680 117022720 0/4360 24396820480 11505664 0/4361 10275590144 12472320 0/4362 1543102464 22564864 0/4363 1014951936 425984 0/4364 54707920896 183185408 0/4365 5142007808 5021696 0/4366 7714271232 774144 0/4367 895250432 733184 0/4368 78995476480 4096 0/4369 12999450624 209784832 0/4370 40116916224 7626752 0/4371 41466302464 11272192 0/4372 853426176 18030592 0/4373 889573376 23425024 0/4374 72641757184 57344 0/4375 79529275392 1884889088 0/4376 43121913856 58900480 0/4377 2397597696 37494784 0/4378 109448671232 149102592 0/4379 24440803328 27103232 0/4380 10342871040 8065024 0/4381 1543413760 557056 0/4382 1015025664 466944 0/4383 54857736192 180170752 0/4384 77708091392 10326016 0/4385 5139664896 4096 0/4386 5139664896 4096 0/4387 7718678528 4096 0/4388 7718678528 4096 0/4389 895197184 4096 0/4390 895197184 4096 0/4391 12951941120 4096 0/4392 12951941120 4096 0/4393 40108793856 4096 0/4394 40108793856 4096 0/4396 41437810688 4096 0/4397 41437810688 4096 0/4398 854634496 4096 0/4399 854634496 4096 0/4400 890630144 4096 0/4401 890630144 4096 0/4402 72791916544 4096 0/4403 72791916544 4096 0/4404 43130384384 4096 0/4405 43130384384 4096 0/4406 2395500544 4096 0/4407 2395500544 4096 0/4408 109446926336 4096 0/4409 109446926336 4096 0/4410 24507891712 4096 0/4411 24507891712 4096 0/4412 10401660928 4096 0/4413 10401660928 4096 0/4414 1543028736 4096 0/4415 1543028736 4096 0/4416 1014980608 4096 0/4417 1014980608 4096 0/4418 54934056960 4096 0/4419 54934056960 4096 0/4420 5142913024 4096 0/4421 7718686720 4096 0/4422 895385600 4096 0/4423 12996984832 4096 0/4424 40112762880 4096 0/4425 41452056576 4096 0/4426 854753280 4096 0/4427 891744256 4096 0/4428 72792285184 4096 0/4429 43131879424 4096 0/4430 2410848256 4096 0/4431 109482221568 4096 0/4432 34457268224 4096 0/4433 10458886144 4096 0/4434 1543729152 4096 0/4435 1015640064 4096 0/4436 55234445312 4096 0/4437 78995476480 4096 # btrfs qgroup show /mnt/lxc2 0/260 161639960576 161639960576 0/261 181149696 181149696 0/262 155557888 1007616 0/377 180408320 25899008 0/378 336346464256 336346464256 0/535 572301312 417751040 0/536 70203207680 70203207680 0/642 247451648 92934144 0/1276 631365632 4096 0/1277 38598176768 0 0/1278 603922432 -12591104 0/1279 38268366848 -21348352 0/1284 38299160576 0 0/1285 38299160576 0 0/1286 607039488 -12697600 0/1287 620396544 241664 0/1293 38301650944 21417984 0/1294 623255552 13103104 0/1303 38449602560 10883072 0/1304 624873472 4096 0/1305 624873472 4096 0/1307 38449627136 106496 0/1319 38450397184 94208 0/1321 628367360 192512 0/1322 0 0 0/1323 0 0 0/1324 0 -1051197440 0/1325 1051197440 0 0/1326 1073741824 0 0/1331 38597541888 61440 0/1332 630042624 118784 0/1335 38598545408 4096 0/1336 38598545408 4096 0/1337 631840768 4096 0/1338 631840768 4096 1/1 375578464256 375578464256 2/1 -4096 22732800 -- Tomasz Chmielewski http://wpkg.org -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
