Hi! Yesterday I got my sata_mv raid5 array trashed :( Array was not under heavy load. Just typical rsync over internet. dmesg ----- ata4: no device found (phy stat 00000000) ata4: no device found (phy stat 00000000) ata4: status=0x7f { DriveReady DeviceFault SeekComplete DataRequest CorrectedError Index Error } sd 3:0:0:0: SCSI error: return code = 0x8000002 sdd: Current: sense key=0x4 ASC=0x0 ASCQ=0x0 end_request: I/O error, dev sdd, sector 375881023 sd 3:0:0:0: SCSI error: return code = 0x40000 end_request: I/O error, dev sdd, sector 375881031 sd 3:0:0:0: SCSI error: return code = 0x40000 end_request: I/O error, dev sdd, sector 375881039 sd 3:0:0:0: SCSI error: return code = 0x40000 end_request: I/O error, dev sdd, sector 375881047 ... ata3: no device found (phy stat 00000000) ata7: no device found (phy stat 00000000) ata7: no device found (phy stat 00000000) ata7: status=0x7f { DriveReady DeviceFault SeekComplete DataRequest CorrectedError Index Error } sd 6:0:0:0: SCSI error: return code = 0x8000002 sdg: Current: sense key=0x4 ASC=0x0 ASCQ=0x0 end_request: I/O error, dev sdg, sector 375966783 raid5: read error not correctable. ... ----- Also I'm getting these messages during some i/o load (xfs_fsr and md_raid5 recovery). Are these related? ----- ata5: Entering mv_eng_timeout mmio_base ffffc20000080000 ap ffff81003ea3bc80 qc ffff81003ea3bde8 scsi_cmnd ffff81002489e340 &cmnd ffff81002489e3b0 ata5: no device found (phy stat 00000100) ata5: status=0x50 { DriveReady SeekComplete } ata5: error=0x01 { AddrMarkNotFound } sde: Current: sense key=0x0 ASC=0x0 ASCQ=0x0 ----- System ------ * kernel 2.6.17-rc2 + xfs "remount,ro" patch * Tyan Thunder S2882 Dual Opteron 240 * Marvell Technology Group Ltd. MV88SX6081 8-port SATA II PCI-X Controller (rev 09) (Supermicro, Firmware 1.0b) * 8 x Maxtor Maxline III 300GB SATA * Debian Sarge AMD64 * /var/log/messages: http://virasto.com/sata_mv/messages * Kernel .config: http://virasto.com/sata_mv/2.6.17-rc2-01.conf - Onion - : send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html