savecore problem

Konstantin Kulikov
Mon, 16 Mar 2015 15:33:31 -0000

Hello,

have you tried to run savecore manually, like
savecore -vvf /var/crash /dev/raid/r0p3

Also check that your dump device is working (dumpon -l)

On Mon, Mar 16, 2015 at 4:40 PM, Michael BlackHeart <amdmiek at gmail.com>
wrote:
> Hello there. I've got a problem. Recently my personal server issued a
> kernel panic. Then there's a dump and so on. But there's no dump
> information after reboot. I do not know what was really the panic cause but
> assume that savecore failed because of RAID.
>
> Problem - minidump was done (I saw it was) but was not recovered by
> savecore after reboot into /var/vrash
>
> Filesystem is UFS
>
> FreeBSD diablo.miekoff.local 10.1-STABLE FreeBSD 10.1-STABLE #0 r277169:
> Thu Jan 15 10:22:34 MSK 2015
> amd_miek at diablo.miekoff.local:/usr/obj/usr/src/sys/DIABLO64
>  amd64
>
> rc.conf configuration
>
> dumpdev="AUTO"
> dumpdir="/var/crash/"
>
>
>
> RAID 1 via graid configuration (JMicron based)
>
> graid list
> Geom name: JMicron-6e1c79e
> State: OPTIMAL
> Metadata: JMicron
> Providers:
> 1. Name: raid/r0
>    Mediasize: 120024203264 (112G)
>    Sectorsize: 512
>    Mode: r6w6e16
>    Subdisks: ada0 (ACTIVE), ada1 (ACTIVE)
>    Dirty: No
>    State: OPTIMAL
>    Strip: 1024
>    Components: 2
>    Transformation: RAID1
>    RAIDLevel: RAID1
>    Label: SYSMIRROR
>    descr: JMicron RAID1 volume
> Consumers:
> 1. Name: ada0
>    Mediasize: 120034123776 (112G)
>    Sectorsize: 512
>    Mode: r1w1e1
>    ReadErrors: 0
>    Subdisks: r0(SYSMIRROR):0 at 0
>    State: ACTIVE (ACTIVE)
> 2. Name: ada1
>    Mediasize: 120034123776 (112G)
>    Sectorsize: 512
>    Mode: r1w1e1
>    ReadErrors: 0
>    Subdisks: r0(SYSMIRROR):1 at 0
>    State: ACTIVE (ACTIVE)
>
> /etc/fstab
>
> # Device                Mountpoint      FStype  Options
>     Dump    Pass#
> /dev/ufs/rootfs         /               ufs     rw,noatime
>      1       1
> /dev/raid/r0p3          none            swap    sw
>      0       0
> /dev/ufs/varfs          /var            ufs     rw,noatime
>      2       2
> /dev/ufs/tmpfs          /tmp            ufs     rw,noatime
>      2       2
> /dev/ufs/usrfs          /usr            ufs     rw,noatime
>      2       2
> /dev/ufs/configfs       /config         ufs     rw,noatime
>      2       2
> tmpfs                   /usr/tmpfs      tmpfs   rw
>      0       0
> proc                    /proc           procfs  rw
>      0       0
> fdesc                   /dev/fd         fdescfs rw
>      0       0
>
> In kernel configuration DEBUG -g is disabled.
>
> --
> amd_miek
> Think different.
> Just superior.
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