evms evms: NSS Pool fails to activiate after reboot or deactivation evms: NSS Pool fails to activiate after reboot or deactivation There is a window between DOS segment manager realizes a disk has Netware partitions and the disk is assigned to Netware segment manager. In such a window, data may be written to the wrong address and thus cause corruption. Bug description: Server Hardware x86 Sles10 sp1 aha29160 scsi with two Seagate 180 gig scsi drives Pool and volume is created and mounted without issues. When pool is deactivated, or server rebooted, pool fails to activate. The following is the error in iManager when "activate" button is clicked. Error: POOL: Cannot change state for this pool. Error Number: The pool is being disabled. I/O is not allowed. This is the output from NSS screen: Activating pool "POOL"... ** Pool layout v43.02 ** Previous clean shutdown detected (consistency check OK) ** Loading system objects Sep 6, 2007 8:47:29 am NSS<ZLSS>-4.10a-1448: zfsVol[393] Unable to read ROOTDIR from the volume "POOL_IV_", status=20206. You may be out of memory. Run Verify. Sep 6, 2007 8:47:29 am NSS<COMN>-4.10a-xxxx: comnPool[2504] Pool POOL: System data error 20012(purgeLog[652]). Block 44323975(file block -44323975)(ZID 4) Sep 6, 2007 8:47:29 am NSS<ZLSS>-4.10a-1449: zlssLogicalVolume[4980] Error reading PoolData Block 44323974, status=20206. Sep 6, 2007 8:47:29 am NSS<ZLSS>-4.10a-1449: zfsVolumeData[216] Error reading VolumeData Block 44323971, status=20206. Sep 6, 2007 8:47:29 am NSS<ZLSS>-4.10a-1449: zlssLogicalVolume[4980] Error reading PoolData Block 44323974, status=20206. Sep 6, 2007 8:47:29 am NSS<COMN>-4.10a-689: comnPool[402] Could not change pool POOL to the ACTIVE state. Status=20206 zio[1820]. Use 'NSS /ErrorCode=20206' to obtain more information. I have tried to create the pool with both drives in the same pool, or with each drive in it's own pool...get the same issue. This hardware config has a very long history with SLES9/Sles10. The drives work fine when used as ext3 or reiser. There is a window between DOS segment manager realizes a disk has Netware partitions and the disk is assigned to Netware segment manager. In such a window, data may be written to the wrong address and thus cause corruption. Bug description: Server Hardware x86 Sles10 sp1 aha29160 scsi with two Seagate 180 gig scsi drives Pool and volume is created and mounted without issues. When pool is deactivated, or server rebooted, pool fails to activate. The following is the error in iManager when "activate" button is clicked. Error: POOL: Cannot change state for this pool. Error Number: The pool is being disabled. I/O is not allowed. This is the output from NSS screen: Activating pool "POOL"... ** Pool layout v43.02 ** Previous clean shutdown detected (consistency check OK) ** Loading system objects Sep 6, 2007 8:47:29 am NSS<ZLSS>-4.10a-1448: zfsVol[393] Unable to read ROOTDIR from the volume "POOL_IV_", status=20206. You may be out of memory. Run Verify. Sep 6, 2007 8:47:29 am NSS<COMN>-4.10a-xxxx: comnPool[2504] Pool POOL: System data error 20012(purgeLog[652]). Block 44323975(file block -44323975)(ZID 4) Sep 6, 2007 8:47:29 am NSS<ZLSS>-4.10a-1449: zlssLogicalVolume[4980] Error reading PoolData Block 44323974, status=20206. Sep 6, 2007 8:47:29 am NSS<ZLSS>-4.10a-1449: zfsVolumeData[216] Error reading VolumeData Block 44323971, status=20206. Sep 6, 2007 8:47:29 am NSS<ZLSS>-4.10a-1449: zlssLogicalVolume[4980] Error reading PoolData Block 44323974, status=20206. Sep 6, 2007 8:47:29 am NSS<COMN>-4.10a-689: comnPool[402] Could not change pool POOL to the ACTIVE state. Status=20206 zio[1820]. Use 'NSS /ErrorCode=20206' to obtain more information. I have tried to create the pool with both drives in the same pool, or with each drive in it's own pool...get the same issue. This hardware config has a very long history with SLES9/Sles10. The drives work fine when used as ext3 or reiser. recommended evms i586 2087bb8b35a8b15246d8d65e857a6a2c78983324 evms ppc 224faca779acf6eb5cec0a7550e13152c3e447df evms x86_64 ce67fc159989400b44494d2f869488ab712b4d86 evms-gui i586 fa1261bde04d1090b92ea29dad34b3339c04fec2 evms-gui ppc 8ff5ee1628553ac77cade619edc3eaef0a7a22ae evms-gui x86_64 54747c3a8dd5b13aa82ea1718c945b0b171e4035 evms-ha i586 c7a1db24257ab18a940f81d85bb9a0a8ffcd48d5 evms-ha ppc 5a766bd6168a491724c37848e8cb2e03ea4c6972 evms-ha x86_64 23c85f7da9af40bf8afe004cfd9b53d91b076f71