Date: Fri, 2 Mar 2012 12:24:57 +0100 From: Oliver Brandmueller <ob@e-Gitt.NET> To: freebsd-stable@freebsd.org Subject: Re: Disk disconnects, with immediate reconnect Message-ID: <20120302112457.GB6032@e-Gitt.NET> In-Reply-To: <4F5089B7.2070103@withagen.nl> References: <4F5089B7.2070103@withagen.nl>
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Hi, On Fri, Mar 02, 2012 at 09:49:59AM +0100, Willem Jan Withagen wrote: > On my ZFS server: > (info on: http://www.tegenbosch28.nl/FreeBSD/systems/ZFS/ ) > > +ahcich4: Timeout on slot 23 port 0 > +ahcich4: is 00000000 cs 00800000 ss 00000000 rs 00800000 tfd c0 serr > 00000000 cmd 0004d717 > +(ada3:ahcich4:0:0:0): lost device > +(ada3:ahcich4:0:0:0): removing device entry > +ada3 at ahcich4 bus 0 scbus5 target 0 lun 0 > +ada3: <ST31500341AS CC1H> ATA-8 SATA 2.x device > +ada3: 300.000MB/s transfers (SATA 2.x, UDMA6, PIO 8192bytes) > +ada3: Command Queueing enabled > +ada3: 1430799MB (2930277168 512 byte sectors: 16H 63S/T 16383C) > > The reconnect occurs immediately after the disconnect. > > I had some discussions with Jeremy Chadwick, so below are the smartctl > stats. > > The system was not particularly busy at that moment. > Is this disk failure, or why other did it disconnect. I suggest changing the disk: > 5 Reallocated_Sector_Ct 0x0033 100 100 036 Pre-fail > Always - 13 I guess, this growing soon and fast ... > 197 Current_Pending_Sector 0x0012 100 100 000 Old_age > Always - 3 > 198 Offline_Uncorrectable 0x0010 100 100 000 Old_age > Offline - 3 Doesn't look too promising. - Oliver -- | Oliver Brandmueller http://sysadm.in/ ob@sysadm.in | | Ich bin das Internet. Sowahr ich Gott helfe. |
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