Hi , looks like I probably a bug in gdth driver . On my system Dual 2.4 Ghz Xeon with Inetl 7501WV2 and intel SRCZR contoller (RAID 1) /w 6 GB RAM I get the following message when system is booting up on 2.6.13 Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2 ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx GDT-HA: Storage RAID Controller Driver. Version: 3.04 ACPI: PCI Interrupt 0000:04:08.0[A] -> GSI 48 (level, low) -> IRQ 16 GDT-HA: Found 1 PCI Storage RAID Controllers Configuring GDT-PCI HA at 4/8 IRQ 16 GDT-HA 0: Name: SRCZCR scsi0 : SRCZCR Vendor: Intel Model: Host Drive #00 Rev: Type: Direct-Access ANSI SCSI revision: 02 Vendor: ESG-SHV Model: SCA HSBP M22 Rev: 0.06 Type: Processor ANSI SCSI revision: 02 SCSI device sda: 71698095 512-byte hdwr sectors (36709 MB) sda: got wrong page sda: assuming drive cache: write through SCSI device sda: 71698095 512-byte hdwr sectors (36709 MB) sda: got wrong page sda: assuming drive cache: write through sda: sda1 sda2 sda3 sda4 < sda5 sda6 > lspci -vvvv 0000:04:08.0 RAID bus controller: Intel Corp. RAID Controller Subsystem: Intel Corp.: Unknown device 01af Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=slow >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 64, Cache Line Size: 0x10 (64 bytes) Interrupt: pin A routed to IRQ 16 Region 0: Memory at fa000000 (32-bit, prefetchable) [size=32M] Expansion ROM at f8300000 [disabled] [size=32K] Capabilities: [80] Power Management version 2 Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-) Status: D0 PME-Enable- DSel=0 DScale=0 PME- Is there a fix in 2.6.13.1 Cheers yogesh - : send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html