Date: Tue, 13 Sep 2005 01:46:47 -0700 (PDT) From: Frank Coopermine <fcooper1960@yahoo.com> To: freebsd-current@freebsd.org Subject: RE: SATA Hotplug kills uninvolved gRAID3 Message-ID: <20050913084647.47736.qmail@web35910.mail.mud.yahoo.com>
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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 __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com
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