From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jose Manuel dos Santos Calhariz Subject: md raid6 deadlock on write Date: Mon, 2 Jul 2012 23:15:08 +0100 Message-ID: <20120702221508.GA24801@calhariz.com> References: <20120629194600.GA23859@calhariz.com> Reply-To: jose.spam@netvisao.pt Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="UoPmpPX/dBe4BELn" Return-path: Content-Disposition: inline In-Reply-To: <20120629194600.GA23859@calhariz.com> Sender: linux-raid-owner@vger.kernel.org To: linux-raid@vger.kernel.org Cc: ns-list@dsi.ist.utl.pt List-Id: linux-raid.ids --UoPmpPX/dBe4BELn Content-Type: multipart/mixed; boundary="0lnxQi9hkpPO77W3" Content-Disposition: inline --0lnxQi9hkpPO77W3 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable We have a group of servers with a LVM over a RAID6 of 16 drives. During normal work loads, sometimes, the md raid enter on deadlock for writes and only a power off/power on allows to recover the machine. The raid was created some time ago with something like: mdadm --create /dev/md2 --level=3D6 -n=3D16 /dev/sd[a-p] Following an old discussion on this list http://www.spinics.net/lists/raid/msg37708.html. It's possible to confirm that a fio command is enough to make the raid enter on deadlock. The command used was: fio --name=3Dglobal --rw=3Drandwrite --size=3D4G --bsrange=3D1k-128k \ --filename=3D/dev/stor04-vg0/stressraid6 --name=3Djob1 --name=3Djob2 \ --name=3Djob3 --name=3Djob4 --fsync=3D1000 --end_fsync=3D1 The running kernel is a vanilla from kernel.org 3.4.0. This problem was found in the kernels 3.4.0, 3.4.0-rc2 and 3.2.0. In the past day 28, one of the servers was hit by that deadlock two times in a row. This first was during normal operation and it was running the kernel 3.4.0-rc2. The second was after business hours running the fio to check if the problem was solved on kernel 3.4.0. For the deadlock by running fio on kernel 3.4.0 was observed on the raid:=20 - there was some read operations every 5 or 6 seconds, - increasing the stripe_cache_size would allow some extra IO, - there is information from "SysRq : Show State", not attached because is too big, - in attach the output of "iostat -dx 1", - the "avgqu-sz" of the logical volume used for fio tests was 76280.00, - in attach the output of "ps ax". Jose Calhariz --=20 -- "Existem 3 poderes soberanos: Deus no c=E9u, o Papa no Vaticano e Dad=E1 Maravilha na grande =E1rea." --Dad=E1 Maravilha --0lnxQi9hkpPO77W3 Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="iostat-dx-1-20120628-2011.log" Linux 3.4.0 (stor04) 06/28/2012 _x86_64_ (8 CPU) Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz await svctm %util sda 546.26 112.81 92.19 39.10 5544.81 1178.33 51.21 1.77 13.48 1.63 21.37 sdb 545.78 112.87 93.14 38.89 5553.20 1177.24 50.98 1.72 13.00 1.59 20.98 sdc 543.02 116.08 92.99 39.58 5530.35 1208.50 50.83 1.76 13.27 1.63 21.65 sdd 541.38 116.82 93.32 39.24 5515.31 1211.62 50.74 1.70 12.80 1.59 21.14 sde 537.54 121.11 93.08 40.16 5481.87 1253.31 50.55 1.79 13.43 1.64 21.82 sdf 536.82 120.78 92.76 40.67 5475.16 1254.73 50.44 1.83 13.72 1.64 21.89 sdg 532.15 125.53 93.54 41.20 5440.44 1296.98 50.00 1.91 14.16 1.64 22.15 sdh 527.25 132.22 93.02 42.34 5398.18 1359.77 49.92 1.94 14.34 1.70 22.97 sdi 530.67 129.27 90.03 43.50 5401.08 1309.88 50.26 1.79 13.39 1.64 21.96 sdj 536.77 120.68 91.22 42.33 5453.39 1231.66 50.06 1.77 13.22 1.65 22.02 sdk 541.01 115.87 93.55 39.35 5504.97 1169.49 50.22 1.70 12.80 1.60 21.21 sdl 539.99 116.68 93.80 38.90 5501.38 1172.46 50.29 1.67 12.59 1.60 21.20 sdm 539.76 115.13 93.80 39.28 5501.33 1163.01 50.08 1.69 12.71 1.61 21.37 sdn 540.13 115.98 94.28 39.03 5505.44 1167.81 50.06 1.70 12.71 1.59 21.23 sdo 542.52 113.19 94.99 38.29 5534.05 1139.46 50.07 1.63 12.21 1.57 20.88 sdp 543.15 111.88 95.57 38.07 5547.23 1127.28 49.94 1.68 12.55 1.55 20.77 md0 0.00 0.00 0.30 0.68 20.11 42.32 63.67 0.00 0.00 0.00 0.00 md1 0.00 0.00 0.01 0.00 0.08 0.00 7.85 0.00 0.00 0.00 0.00 md2 0.00 0.00 102.99 259.21 7619.98 11472.84 52.71 0.00 0.00 0.00 0.00 dm-0 0.00 0.00 4.06 0.06 210.20 2.88 51.79 0.07 16.57 7.69 3.16 dm-1 0.00 0.00 0.00 0.00 0.01 0.00 8.00 0.00 7.16 7.16 0.00 dm-2 0.00 0.00 4.29 1.27 442.44 168.75 109.92 0.26 26.22 24.22 13.47 dm-3 0.00 0.00 6.79 2.27 428.55 88.98 57.15 0.32 23.18 29.63 26.83 dm-4 0.00 0.00 0.05 0.00 0.34 0.25 12.26 0.00 2.69 1.40 0.01 dm-5 0.00 0.00 0.00 0.00 0.01 0.00 8.00 0.00 6.06 6.06 0.00 dm-6 0.00 0.00 0.00 0.00 0.01 0.00 8.00 0.00 4.26 4.26 0.00 dm-7 0.00 0.00 0.00 0.00 0.01 0.00 8.00 0.00 3.29 3.29 0.00 dm-8 0.00 0.00 0.05 0.00 0.34 0.25 12.34 0.00 6.55 1.76 0.01 dm-9 0.00 0.00 0.00 0.00 0.01 0.00 8.00 0.00 4.45 4.45 0.00 dm-10 0.00 0.00 0.00 0.00 0.01 0.00 8.00 0.00 2.97 2.97 0.00 dm-11 0.00 0.00 15.20 3.08 1428.45 375.30 98.68 0.42 22.98 5.48 10.01 dm-12 0.00 0.00 0.00 0.00 0.01 0.00 7.29 0.00 6.91 6.91 0.00 dm-13 0.00 0.00 0.00 0.00 0.02 0.00 6.34 0.00 7.36 7.36 0.00 dm-14 0.00 0.00 19.58 26.06 1607.61 3065.03 102.38 2.47 54.04 3.94 17.99 dm-15 0.00 0.00 34.67 11.53 2656.75 1012.33 79.42 1.22 26.43 2.69 12.42 dm-16 0.00 0.00 0.00 0.00 0.01 0.00 8.00 0.00 4.06 4.06 0.00 dm-17 0.00 0.00 9.98 47.20 778.63 4134.18 85.92 3.31 47.92 15.47 88.46 dm-18 0.00 0.00 0.05 0.27 0.47 76.22 241.46 0.76 224.90 418.73 13.30 dm-19 0.00 0.00 0.00 0.00 0.01 0.00 8.00 0.00 5.61 5.61 0.00 dm-20 0.00 0.00 0.03 0.00 0.32 0.25 16.13 0.00 2.22 1.59 0.01 dm-21 0.00 0.00 0.00 0.00 0.01 0.00 8.00 0.00 4.13 4.13 0.00 dm-22 0.00 0.00 0.05 1.74 0.41 594.38 332.04 1.49 87.57 65.00 11.64 dm-23 0.00 0.00 0.04 1.33 0.32 639.87 468.33 0.31 228.77 9.59 1.31 sdq 0.00 75.12 0.05 0.59 0.40 605.75 941.91 2.16 3358.32 29.27 1.88 dm-24 0.00 0.00 0.00 0.00 0.02 0.00 9.71 0.00 2.52 2.52 0.00 dm-25 0.00 0.00 8.11 164.27 64.90 1314.19 8.00 88.64 109.82 0.85 14.72 Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz await svctm %util sda 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdb 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdd 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sde 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdf 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdg 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdh 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdi 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdj 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdk 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdl 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdm 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdn 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdp 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 md0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 md1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 md2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 100.00 dm-3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 100.00 dm-4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-10 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-11 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-12 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-13 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-14 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-15 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-16 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-17 0.00 0.00 0.00 0.00 0.00 0.00 0.00 5.00 0.00 0.00 100.00 dm-18 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10.00 0.00 0.00 100.00 dm-19 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-20 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-21 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-22 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18.00 0.00 0.00 100.00 dm-23 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdq 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-24 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-25 0.00 0.00 0.00 0.00 0.00 0.00 0.00 76280.00 0.00 0.00 100.00 Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz await svctm %util sda 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdb 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdd 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sde 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdf 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdg 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdh 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdi 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdj 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdk 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdl 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdm 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdn 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdp 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 md0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 md1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 md2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 100.00 dm-3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 100.00 dm-4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-10 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-11 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-12 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-13 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-14 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-15 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-16 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-17 0.00 0.00 0.00 0.00 0.00 0.00 0.00 5.00 0.00 0.00 100.00 dm-18 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10.00 0.00 0.00 100.00 dm-19 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-20 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-21 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-22 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18.00 0.00 0.00 100.00 dm-23 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdq 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-24 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-25 0.00 0.00 0.00 0.00 0.00 0.00 0.00 76280.00 0.00 0.00 100.00 Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz await svctm %util sda 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdb 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdd 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sde 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdf 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdg 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdh 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdi 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdj 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdk 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdl 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdm 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdn 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdp 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 md0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 md1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 md2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 100.10 dm-3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 100.10 dm-4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-10 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-11 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-12 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-13 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-14 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-15 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-16 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-17 0.00 0.00 0.00 0.00 0.00 0.00 0.00 5.00 0.00 0.00 100.10 dm-18 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10.01 0.00 0.00 100.10 dm-19 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-20 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-21 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-22 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18.02 0.00 0.00 100.10 dm-23 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdq 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-24 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-25 0.00 0.00 0.00 0.00 0.00 0.00 0.00 76356.28 0.00 0.00 100.10 Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz await svctm %util sda 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdb 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdd 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sde 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdf 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdg 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdh 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdi 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdj 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdk 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdl 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdm 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdn 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdp 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 md0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 md1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 md2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-2 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 100.00 dm-3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 100.00 dm-4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-7 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-8 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-10 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-11 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-12 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-13 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-14 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-15 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-16 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-17 0.00 0.00 0.00 0.00 0.00 0.00 0.00 5.00 0.00 0.00 100.00 dm-18 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10.00 0.00 0.00 100.00 dm-19 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-20 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-21 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-22 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18.00 0.00 0.00 100.00 dm-23 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 sdq 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-24 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 dm-25 0.00 0.00 0.00 0.00 0.00 0.00 0.00 76280.00 0.00 0.00 100.00 --0lnxQi9hkpPO77W3 Content-Type: text/plain; charset=us-ascii Content-Disposition: attachment; filename="ps_ax.txt" Content-Transfer-Encoding: quoted-printable PID TTY STAT TIME COMMAND 1 ? Ss 0:00 init [2] =20 2 ? S 0:00 [kthreadd] 3 ? S 0:00 [ksoftirqd/0] 6 ? S 0:00 [migration/0] 7 ? S 0:00 [migration/1] 9 ? S 0:00 [ksoftirqd/1] 11 ? S 0:00 [migration/2] 13 ? S 0:00 [ksoftirqd/2] 14 ? S 0:00 [migration/3] 16 ? S 0:00 [ksoftirqd/3] 17 ? S 0:00 [migration/4] 19 ? S 0:00 [ksoftirqd/4] 20 ? S 0:00 [migration/5] 22 ? S 0:00 [ksoftirqd/5] 23 ? S 0:00 [migration/6] 25 ? S 0:00 [ksoftirqd/6] 26 ? S 0:00 [migration/7] 28 ? S 0:00 [ksoftirqd/7] 29 ? S< 0:00 [khelper] 199 ? S 0:00 [sync_supers] 201 ? S 0:00 [bdi-default] 203 ? S< 0:00 [kblockd] 350 ? S< 0:00 [ata_sff] 360 ? S< 0:00 [md] 390 ? S 0:00 [kworker/6:1] 391 ? S 0:01 [kworker/7:1] 434 ? Ss 0:00 sshd: ctpm [priv] 446 ? S 0:00 sshd: ctpm@pts/9=20 447 pts/9 Ss+ 0:00 -bash 528 ? S 0:00 [khungtaskd] 533 ? S 0:00 [kswapd0] 597 ? S 0:00 [fsnotify_mark] 623 ? S< 0:00 [xfsalloc] 624 ? S< 0:00 [xfs_mru_cache] 626 ? S< 0:00 [xfslogd] 637 ? S< 0:00 [crypto] 701 pts/10 Ss+ 0:00 /bin/bash 809 ? S 0:00 [scsi_eh_0] 812 ? S 0:00 [scsi_eh_1] 815 ? S 0:00 [scsi_eh_2] 818 ? S 0:00 [scsi_eh_3] 821 ? S 0:00 [scsi_eh_4] 824 ? S 0:00 [scsi_eh_5] 837 ? S< 0:00 [mpt_poll_0] 838 ? S< 0:00 [mpt/0] 839 ? S 0:00 [scsi_eh_6] 934 ? S< 0:00 [mpt_poll_1] 935 ? S< 0:00 [mpt/1] 968 ? S 0:00 [scsi_eh_7] 1005 ? S 0:00 [kworker/2:1] 1075 ? S< 0:00 [kpsmoused] 1088 ? S< 0:00 [edac-poller] 1119 ? S< 0:00 [deferwq] 1275 ? S 0:00 [khubd] 1277 ? S 0:00 [kworker/7:2] 1293 ? S 0:00 [kworker/5:2] 1352 ? S 0:00 [kworker/6:2] 1485 ? S 0:00 [kworker/4:1] 1494 ? S 0:00 [md0_raid1] 1507 ? S 0:00 [md1_raid1] 1531 ? S 7:45 [md2_raid6] 1551 ? S 0:00 [xfsbufd/md0] 1552 ? S< 0:00 [xfs-data/md0] 1553 ? S< 0:00 [xfs-conv/md0] 1554 ? S 0:03 [xfsaild/md0] 1599 ? S