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Date:      Sat, 26 Dec 1998 11:58:42 +1030
From:      Greg Lehey <grog@lemis.com>
To:        "Roman D. Sinyuk" <srd@umc.com.ua>
Cc:        FreeBSD Questions <questions@FreeBSD.ORG>
Subject:   Re: my 2.2.7 panic
Message-ID:  <19981226115842.H12346@freebie.lemis.com>
In-Reply-To: <36835D37.83FE5A8F@umc.com.ua>; from Roman D. Sinyuk on Fri, Dec 25, 1998 at 11:39:04AM %2B0200
References:  <3680AE3D.E3AF4EEF@umc.com.ua> <19981224141006.O12346@freebie.lemis.com> <3681F6CD.31C34257@umc.com.ua> <19981225101235.J12346@freebie.lemis.com> <36835D37.83FE5A8F@umc.com.ua>

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On Friday, 25 December 1998 at 11:39:04 +0200, Roman D. Sinyuk wrote:
> Greg Lehey wrote:
>
> [skip...]
>
>>>> It's difficult to say, but it appears that ccd is part of the problem.
>>>> It would be interesting to see your configuration, both /etc/ccd.conf
>>>> and /etc/fstab.
>>>
>>> ccd0    32      none    /dev/sd1s1e /dev/sd2s1e /dev/sd3s1e
>>>
>>>
>>> # Device                Mountpoint      FStype  Options         Dump
>>> Pass#
>>> /dev/sd1s1b             none            swap    sw              0       0
>>> /dev/sd2s1b             none            swap    sw              0       0
>>> /dev/sd3s1b             none            swap    sw              0       0
>>> /dev/sd0s1a             /               ufs     rw              1       1
>>> /dev/sd0s1e             /usr            ufs     rw              2       2
>>> /dev/sd0s1f             /sklad          ufs     rw              3       3
>>> /dev/ccd0a              /news           ufs     rw              4       4
>>> /dev/ccd0b              /db             ufs     rw              5       5
>>> proc                    /proc           procfs  rw              0       0
>>
>> What does `disklabel ccd0' say?
>>
>
> type: CCD
> disk: ccd
> label: default label
> flags:
> bytes/sector: 512
> sectors/track: 2048
> tracks/cylinder: 1
> sectors/cylinder: 2048
> cylinders: 12868
> sectors/unit: 26354688
> rpm: 3600
> interleave: 1
> trackskew: 0
> cylinderskew: 0
> headswitch: 0           # milliseconds
> track-to-track seek: 0  # milliseconds
> drivedata: 0
>
> 3 partitions:
> #        size   offset    fstype   [fsize bsize bps/cpg]
>   a:  6291456        0    4.2BSD        0     0     0   # (Cyl.    0 - 3071)
>   b: 20063232  6291456    4.2BSD        0     0     0   # (Cyl. 3072 - 12868*)
>   c: 26354688        0    4.2BSD        0     0     0   # (Cyl.    0 - 12868*)

That looks OK.  What happens if you don't mount /news?

> My disks has 7200 rpm, but disklabel show 3600, is it important for
> performance?

No, nowadays it's completely irrelevant.

Greg
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