How does one interpret these messages? I'm running 6.2-RELEASE-p5 amd64. This machine has 20Gb RAM. The mpt0 device is an LSI fibre channel card attached to an external RAID system. mpt0: <Dual LSILogic FC7X04X 4Gb/s FC PCI-Express Adapter> port 0xc800-0xc8ff mem 0xfe2fc000-0xfe2fffff,0xfe2e0000-0xfe2effff irq 16 at device 0.0 on pci5 mpt0: [GIANT-LOCKED] mpt0: MPI Version=1.5.10.0 mpt0: Port 0: LinkState: Failed mpt0: External Bus Reset Detected mpt0: Port 0x0: FC LinkEvent: LIP(f7,f7) (Loop Initialization) mpt0: Device needs AL_PA mpt0: Port 0: LinkState: Active mpt0: Rescan Port: 0 These are the messages that cropped up in the syslog over the last few days: d04.m1e.net kernel log messages: +++ /tmp/security.BlS1Kaey Tue Aug 7 03:01:04 2007 +mpt0: mpt_cam_event: 0x1 +mpt0: EvtLogData: IOCLogInfo: 0x24000004 +mpt0: EvtLogData: Event Data: 010000ef 00000001 08800008 c8000001 023a0082 00000800 +mpt0: mpt_cam_event: 0x1 +mpt0: EvtLogData: IOCLogInfo: 0x24000004 +mpt0: EvtLogData: Event Data: 010000ef 00000001 08800008 12000006 01a10105 00003000 +mpt0: mpt_cam_event: 0x1 +mpt0: EvtLogData: IOCLogInfo: 0x24000004 +mpt0: EvtLogData: Event Data: 010000ef 00000001 08800008 bc000017 066f008f 0000b800 +mpt0: mpt_cam_event: 0x1 +mpt0: EvtLogData: IOCLogInfo: 0x24000004 +mpt0: EvtLogData: Event Data: 010000ef 00000001 08800008 bc000012 07a10084 00009000