Date: Wed, 10 Sep 2008 11:27:40 +0100 From: "Nuno Martinho" <nuno.martinho@mail.pt> To: freebsd-geom@freebsd.org Subject: GEOM_MIRROR Errors Message-ID: <20080910102740.4b1dab5d@www.trote.org>
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=20 I have a RAID 1 that was working fine without errors reported. The RAID = was not on Degraded state. =20 When i shutdown Freenas, GEOM=5FMIRROR start to report errors during shu= tdown. =20 I=E2=80=99ve checked SMART and there are no problems with the disks. =20 =20 During shutdown: =20 Sep 10 07:33:15 kernel: ad6: TIMEOUT - WRITE=5FDMA48 retr= ying (1 retry left) LBA=3D976773167 =20 Sep 10 07:33:20 kernel: ad6: TIMEOUT - WRITE=5FDMA48 retr= ying (0 retries left) LBA=3D976773167 =20 Sep 10 07:33:25 kernel: ad6: FAILURE - WRITE=5FDMA48 time= d out LBA=3D976773167 =20 Sep 10 07:33:25 kernel: GEOM=5FMIRROR: Cannot write metad= ata on ad6 (device=3Draid1, error=3D5). =20 Sep 10 07:33:25 kernel: GEOM=5FMIRROR: Cannot update meta= data on disk ad6 (error=3D5). =20 Sep 10 07:33:32 kernel: ad7: TIMEOUT - WRITE=5FDMA48 retr= ying (1 retry left) LBA=3D976773167 =20 =20 During startup: =20 Sep 10 07:47:47 kernel: ad6: 476940MB <WDC WD5000AAKB-00Y= SA0 12.01C02> at ata3-master UDMA100 =20 Sep 10 07:47:47 kernel: ad7: 476940MB <WDC WD5000AAKB-00Y= SA0 12.01C02> at ata3-slave UDMA100 =20 Sep 10 07:47:47 kernel: GEOM=5FMIRROR: Device raid1 creat= ed (id=3D3401427605). =20 Sep 10 07:47:47 kernel: GEOM=5FMIRROR: Device raid1: prov= ider ad7 detected. =20 Sep 10 07:47:47 kernel: GEOM=5FMIRROR: Device raid1: prov= ider ad6 detected. =20 Sep 10 07:47:47 kernel: GEOM=5FMIRROR: Component ad6 (dev= ice raid1) broken, skipping. =20 Sep 10 07:47:47 kernel: GEOM=5FMIRROR: Device raid1: prov= ider ad7 activated. =20 Sep 10 07:47:47 kernel: GEOM=5FMIRROR: Device raid1: prov= ider mirror/raid1 launched. =20 =20 If i try to insert disk =E2=80=9Cad6=E2=80=9D in the mirror: =20 Sep 10 07:49:40 kernel: GEOM=5FMIRROR: Component ad6 (dev= ice raid1) broken, skipping. =20 Sep 10 07:49:40 kernel: GEOM=5FMIRROR: Cannot add disk ad= 6 to raid1 (error=3D22). =20 =20 The only solution was rebuild the mirror. =20 =20 Why this errors=3F =20 =20 =20 Best Regards, =20 Martinho.
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