From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nicola Murino Subject: EMC CX LUN problem Date: Tue, 24 Jan 2006 22:31:28 +0100 Message-ID: <43D69CB0.8020402@theorematica.it> Reply-To: device-mapper development Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com To: device-mapper development List-Id: dm-devel.ids Hi, I'm trying to configure a new emc cx storage, I have the following: 2 server, each server has a qla2462 dual port hba each qla2462 is connected to a switch (only one switch) 1 emc cx storage with 4 path connected to the switch I defined two lun on the storage however I'm able to see only one LUN multipath -l show the following: multipath -l mail (36006016086f01600e46f567adb8cda11) [size=150 GB][features="1 queue_if_no_path"][hwhandler="1 emc"] \_ round-robin 0 [active] \_ 1:0:1:0 sdd 8:48 [active][ready] \_ 1:0:1:1 sde 8:64 [active][ready] \_ 2:0:1:0 sdh 8:112 [active][ready] \_ 2:0:1:1 sdi 8:128 [active][ready] \_ round-robin 0 [enabled] \_ 2:0:0:0 sdf 8:80 [active][ready] \_ 1:0:0:0 sdb 8:16 [active][ready] \_ 1:0:0:1 sdc 8:32 [active][ready] \_ 2:0:0:1 sdg 8:96 [active][ready] this seems correct for my configuration however I'm not able to see the other LUN, tommorrow I'll try to connect the 2 server directly to the storage, some other hint? from dmesg: QLogic Fibre Channel HBA Driver ACPI: PCI Interrupt 0000:08:00.0[A] -> GSI 16 (level, low) -> IRQ 16 qla2400 0000:08:00.0: Found an ISP2432, irq 16, iobase 0xf881a000 qla2400 0000:08:00.0: Configuring PCI space... PCI: Setting latency timer of device 0000:08:00.0 to 64 qla2400 0000:08:00.0: Configure NVRAM parameters... qla2400 0000:08:00.0: Verifying loaded RISC code... qla2400 0000:08:00.0: Allocated (1061 KB) for firmware dump... qla2400 0000:08:00.0: Waiting for LIP to complete... qla2400 0000:08:00.0: LIP reset occured (f8f7). qla2400 0000:08:00.0: LIP occured (f8f7). qla2400 0000:08:00.0: LOOP UP detected (2 Gbps). qla2400 0000:08:00.0: Topology - (F_Port), Host Loop address 0x0 scsi1 : qla2xxx qla2400 0000:08:00.0: QLogic Fibre Channel HBA Driver: 8.01.04-k-fw QLogic QLE2462 - PCI-Express to 4Gb FC, Dual Channel ISP2432: PCIe (2.5Gb/s x4) @ 0000:08:00.0 hdma-, host#=1, fw=4.00.16 [IP] ACPI: PCI Interrupt 0000:08:00.1[B] -> GSI 17 (level, low) -> IRQ 20 Vendor: DGC Model: RAID 5 Rev: 0219 Type: Direct-Access ANSI SCSI revision: 04 SCSI device sdb: 314572800 512-byte hdwr sectors (161061 MB) sdb: test WP failed, assume Write Enabled sdb: asking for cache data failed sdb: assuming drive cache: write through qla2400 0000:08:00.1: Found an ISP2432, irq 20, iobase 0xf881c000 SCSI device sdb: 314572800 512-byte hdwr sectors (161061 MB) qla2400 0000:08:00.1: Configuring PCI space... PCI: Setting latency timer of device 0000:08:00.1 to 64 sdb: test WP failed, assume Write Enabled qla2400 0000:08:00.1: Configure NVRAM parameters... sdb: asking for cache data failed sdb: assuming drive cache: write through sdb:<6>sd 1:0:0:0: Device not ready. end_request: I/O error, dev sdb, sector 0 Buffer I/O error on device sdb, logical block 0 sd 1:0:0:0: Device not ready. end_request: I/O error, dev sdb, sector 0 Buffer I/O error on device sdb, logical block 0 unable to read partition table sd 1:0:0:0: Attached scsi disk sdb Vendor: DGC Model: RAID 5 Rev: 0219 Type: Direct-Access ANSI SCSI revision: 04 qla2400 0000:08:00.1: Verifying loaded RISC code... SCSI device sdc: 314572800 512-byte hdwr sectors (161061 MB) sdc: test WP failed, assume Write Enabled sdc: asking for cache data failed sdc: assuming drive cache: write through SCSI device sdc: 314572800 512-byte hdwr sectors (161061 MB) sdc: test WP failed, assume Write Enabled sdc: asking for cache data failed sdc: assuming drive cache: write through sdc:<6>sd 1:0:0:1: Device not ready. end_request: I/O error, dev sdc, sector 0 Buffer I/O error on device sdc, logical block 0 sd 1:0:0:1: Device not ready. end_request: I/O error, dev sdc, sector 0 Buffer I/O error on device sdc, logical block 0 unable to read partition table sd 1:0:0:1: Attached scsi disk sdc Vendor: DGC Model: RAID 5 Rev: 0219 Type: Direct-Access ANSI SCSI revision: 04 SCSI device sdd: 314572800 512-byte hdwr sectors (161061 MB) sdd: Write Protect is off sdd: Mode Sense: 87 00 00 08 SCSI device sdd: drive cache: write through SCSI device sdd: 314572800 512-byte hdwr sectors (161061 MB) sdd: Write Protect is off sdd: Mode Sense: 87 00 00 08 SCSI device sdd: drive cache: write through sdd: unknown partition table sd 1:0:1:0: Attached scsi disk sdd Vendor: DGC Model: RAID 5 Rev: 0219 Type: Direct-Access ANSI SCSI revision: 04 SCSI device sde: 314572800 512-byte hdwr sectors (161061 MB) sde: Write Protect is off sde: Mode Sense: 87 00 00 08 SCSI device sde: drive cache: write through SCSI device sde: 314572800 512-byte hdwr sectors (161061 MB) sde: Write Protect is off sde: Mode Sense: 87 00 00 08 SCSI device sde: drive cache: write through sde: unknown partition table sd 1:0:1:1: Attached scsi disk sde qla2400 0000:08:00.1: Allocated (1061 KB) for firmware dump... qla2400 0000:08:00.1: Waiting for LIP to complete... qla2400 0000:08:00.1: LIP reset occured (f8f7). qla2400 0000:08:00.1: LIP occured (f8f7). qla2400 0000:08:00.1: LOOP UP detected (2 Gbps). qla2400 0000:08:00.1: Topology - (F_Port), Host Loop address 0x0 scsi2 : qla2xxx qla2400 0000:08:00.1: QLogic Fibre Channel HBA Driver: 8.01.04-k-fw QLogic QLE2462 - PCI-Express to 4Gb FC, Dual Channel ISP2432: PCIe (2.5Gb/s x4) @ 0000:08:00.1 hdma-, host#=2, fw=4.00.16 [IP] Vendor: DGC Model: RAID 5 Rev: 0219 Type: Direct-Access ANSI SCSI revision: 04 SCSI device sdf: 314572800 512-byte hdwr sectors (161061 MB) sdf: test WP failed, assume Write Enabled sdf: asking for cache data failed sdf: assuming drive cache: write through SCSI device sdf: 314572800 512-byte hdwr sectors (161061 MB) sdf: test WP failed, assume Write Enabled sdf: asking for cache data failed sdf: assuming drive cache: write through sdf:<6>sd 2:0:0:0: Device not ready. end_request: I/O error, dev sdf, sector 0 Buffer I/O error on device sdf, logical block 0 sd 2:0:0:0: Device not ready. end_request: I/O error, dev sdf, sector 0 Buffer I/O error on device sdf, logical block 0 unable to read partition table sd 2:0:0:0: Attached scsi disk sdf Vendor: DGC Model: RAID 5 Rev: 0219 Type: Direct-Access ANSI SCSI revision: 04 SCSI device sdg: 314572800 512-byte hdwr sectors (161061 MB) sdg: test WP failed, assume Write Enabled sdg: asking for cache data failed sdg: assuming drive cache: write through SCSI device sdg: 314572800 512-byte hdwr sectors (161061 MB) sdg: test WP failed, assume Write Enabled sdg: asking for cache data failed sdg: assuming drive cache: write through sdg:<6>sd 2:0:0:1: Device not ready. end_request: I/O error, dev sdg, sector 0 Buffer I/O error on device sdg, logical block 0 sd 2:0:0:1: Device not ready. end_request: I/O error, dev sdg, sector 0 Buffer I/O error on device sdg, logical block 0 unable to read partition table sd 2:0:0:1: Attached scsi disk sdg Vendor: DGC Model: RAID 5 Rev: 0219 Type: Direct-Access ANSI SCSI revision: 04 SCSI device sdh: 314572800 512-byte hdwr sectors (161061 MB) sdh: Write Protect is off sdh: Mode Sense: 87 00 00 08 SCSI device sdh: drive cache: write through SCSI device sdh: 314572800 512-byte hdwr sectors (161061 MB) sdh: Write Protect is off sdh: Mode Sense: 87 00 00 08 SCSI device sdh: drive cache: write through sdh: unknown partition table sd 2:0:1:0: Attached scsi disk sdh Vendor: DGC Model: RAID 5 Rev: 0219 Type: Direct-Access ANSI SCSI revision: 04 SCSI device sdi: 314572800 512-byte hdwr sectors (161061 MB) sdi: Write Protect is off sdi: Mode Sense: 87 00 00 08 SCSI device sdi: drive cache: write through SCSI device sdi: 314572800 512-byte hdwr sectors (161061 MB) sdi: Write Protect is off sdi: Mode Sense: 87 00 00 08 SCSI device sdi: drive cache: write through sdi: unknown partition table sd 2:0:1:1: Attached scsi disk sdi it seems as if only one LUN was defined but the management software confirm that two LUN was created, any help would be appreciated, thanks Nicola