Date: Fri, 6 May 2011 12:43:39 +0000 From: Holger Kipp <Holger.Kipp@alogis.com> To: "stable@freebsd.org" <stable@freebsd.org> Subject: resilvering takes ages on 8.2 (amd64 from 18.04.2011) Message-ID: <814C9E9472FDCC40AAC3FC95A2D67E3B0BD7BB81@msx3.exchange.alogis.com>
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Resilvering a disk in raidz2 ZFS is taking ages. Any ideas? I had replaced =
a different disk this morning (da7) and it took only about 1 hour alltogeth=
er. Any ideas? Or did I do something very wrong (tm)?
Best regards,
Holger
--------------------
8.2-STABLE FreeBSD 8.2-STABLE #12: Mon Apr 18 12:48:56 CEST 2011
# zpool status
pool: tank
state: DEGRADED
status: One or more devices is currently being resilvered. The pool will
continue to function, possibly in a degraded state.
action: Wait for the resilver to complete.
scrub: resilver in progress for 0h21m, 1.10% done, 32h19m to go
config:
NAME STATE READ WRITE CKSUM
tank DEGRADED 0 0 0
raidz2 DEGRADED 0 0 0
replacing DEGRADED 0 0 0
da0/old OFFLINE 0 0 0
da0 ONLINE 0 0 0 158M resilvered
da1 ONLINE 0 0 0
da2 ONLINE 0 0 0
da7 ONLINE 0 0 0
da3 ONLINE 0 0 0
da4 ONLINE 0 0 0
da5 ONLINE 0 0 0
da6 ONLINE 0 0 0
errors: No known data errors
-----------------
1 users Load 0.00 0.00 0.00 May 6 14:37
Mem:KB REAL VIRTUAL VN PAGER SWAP PAG=
ER
Tot Share Tot Share Free in out in o=
ut
Act 119320 18980 1362144 25756 7648824 count
All 344920 23296 1075218k 57012 pages
Proc: Interrupts
r p d s w Csw Trp Sys Int Sof Flt cow 4765 total
76 9171 11 130 766 952 zfod atkbd=
0 1
ozfod ata0 =
irq14
0.7%Sys 0.3%Intr 0.0%User 0.0%Nice 99.0%Idle %ozfod 1 uhci0=
16
| | | | | | | | | | | daefr uhci1=
17
prcfr 1 twe0 =
irq24
7 dtbuf 1106 totfr 1999 cpu0:=
time
Namei Name-cache Dir-cache 206492 desvn react 763 isp0 =
256
Calls hits % hits % 3598 numvn pdwak 2 em0 i=
rq257
12 11 92 1382 frevn pdpgs 1999 cpu1:=
time
intrn
Disks da0 da1 da2 da3 da4 da5 da6 328004 wire
KB/t 0.67 4.92 4.68 4.46 4.53 4.66 4.91 84728 act
tps 151 138 150 151 146 149 140 39788 inact
MB/s 0.10 0.66 0.69 0.66 0.65 0.68 0.67 1520 cache
%busy 101 41 44 42 41 40 39 7647296 free
60464 buf
--
Holger Kipp
Diplom-Mathematiker
Senior Consultant
[alogis]
Tel. : +49 30 436 58 114
Fax : +49 30 436 58 214
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E-Mail : holger.kipp@alogis.com
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