From: Philippe Troin <phil@fifi.org>
To: Patrick Mau <mau@oscar.ping.de>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: Question about "Not Ready" SCSI error
Date: 31 Jul 2006 16:13:34 -0700 [thread overview]
Message-ID: <877j1tid0h.fsf@tantale.fifi.org> (raw)
In-Reply-To: <20060730181014.GA13456@oscar.prima.de>
Patrick Mau <mau@oscar.ping.de> writes:
> Hallo everyone
>
> Today one of my SCSI drives decided to shutdown for no obvious reason.
> I suspect heat or a bad power supply. Syslog shows a repeating stream
> of the following:
>
> Jul 30 15:51:30 tony kernel: sd 0:0:0:0: Device not ready: <6>: Current: sense key=0x2
> Jul 30 15:51:30 tony kernel: ASC=0x4 ASCQ=0x2
> Jul 30 15:51:30 tony kernel: end_request: I/O error, dev sda, sector 617358
>
> Google revealed[1] that the drive is waiting for a START UNIT command,
> but it seems that the kernel is not attempting to spin up the drive
> again.
>
> After a complete power-cycle the drive worked again. I just wanted to
> know if this is a shortcoming in the SCSI error handling codepath.
I'll have to report that I've seen a few drives behaving similarly,
both on 2.4.x and 2.6.x.
Is that an expected behavior from SCSI hard drives? Any SCSI guru
would be able to answer this one?
Phil.
next prev parent reply other threads:[~2006-07-31 23:13 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-30 18:10 Question about "Not Ready" SCSI error Patrick Mau
2006-07-30 21:52 ` Johannes Weiner
2006-07-30 23:22 ` Stefan Richter
2006-07-30 22:28 ` Johannes Weiner
2006-07-31 23:13 ` Philippe Troin [this message]
2006-08-01 5:56 ` Stefan Richter
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