RE: SATA Hotplug kills uninvolved gRAID3
From: Frank Coopermine (fcooper1960_at_yahoo.com)
Date: 09/13/05
- Previous message: Bjoern A. Zeeb: "Re: [LOR] wi0 in hostap mode"
- Maybe in reply to: David Rotermund: "SATA Hotplug kills uninvolved gRAID3"
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Date: Tue, 13 Sep 2005 01:46:47 -0700 (PDT) To: freebsd-current@freebsd.org
Hi,
maybe you can use one computer for backups and one
computer for the RAID. It's not nice but will
definitely work.
cu
Frank
> Hi,
>
> I am using two Promise TX4 SATA II 150
> controllers in one computer. To the
> controllers three hard-disks for backups
> and three hard-disks for a RAID3 storage
> (graid3) are attached.
>
> The idea was to change the hard-disks
> for the backup via hotswap on a regular
> basis, while the RAID disks remain untouched.
> But if I (remove and) connect only
> one backup disk while the system
> is running then FreeBSD also re-connects
> many (but not all) uninvolved SATA drives.
> At the end, the RAID is broken which
> is not so good... Is there a way
> to block the hotplug feature for
> the RAID - ATA channels ? Or is there
> another workaround/fix?
>
> Sep 9 20:52:02 live2 kernel: subdisk8: detached
> Sep 9 20:52:02 live2 kernel: ad8: detached
> Sep 9 20:52:02 live2 kernel: ata4: DISCONNECTED
> Sep 9 20:52:02 live2 kernel: subdisk14: detached
> Sep 9 20:52:02 live2 kernel: ad14: detached
> Sep 9 20:52:02 live2 kernel: GEOM_RAID3: Device
> home: provider ad14 disconnecte d.
> Sep 9 20:52:02 live2 kernel: ata7: DISCONNECTED
> Sep 9 20:52:02 live2 kernel: subdisk18: detached
> Sep 9 20:52:02 live2 kernel: ad18: detached
> Sep 9 20:52:02 live2 kernel: ata9: DISCONNECTED
> Sep 9 20:52:02 live2 kernel: ata5: CONNECTED
> Sep 9 20:52:02 live2 kernel: ad10: 190782MB <WDC
> WD2000JD-22HBC008.02D08> at a ta5-master SATA150
> Sep 9 20:52:02 live2 kernel: ata9: CONNECTED
> Sep 9 20:52:02 live2 kernel: ad18: 190782MB <WDC
> WD2000JD-22HBC0 08.02D08> at a ta9-master SATA150
> Sep 9 20:52:02 live2 kernel: ata7: CONNECTED
> Sep 9 20:52:02 live2 kernel: ad14: 238475MB <WDC
> WD2500SD-01KCC0 08.02D08> at a ta7-master SATA150
> Sep 9 20:52:02 live2 kernel: GEOM_RAID3: Device
> home: provider ad14 detected.
> Sep 9 20:52:02 live2 kernel: GEOM_RAID3: Device
> home: rebuilding provider ad14
> Sep 9 20:52:02 live2 kernel: ata4: CONNECTED
> Sep 9 20:52:02 live2 kernel: ad8: 190782MB <WDC
> WD2000JD-22HBC0 08.02D08> at at a4-master SATA150
>
> best regards
>
> David
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- Previous message: Bjoern A. Zeeb: "Re: [LOR] wi0 in hostap mode"
- Maybe in reply to: David Rotermund: "SATA Hotplug kills uninvolved gRAID3"
- Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
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