Attempting to 'standby' the machine generates the following syslog messages: Mar 27 23:58:56 localhost kernel: ide_dmaproc: chipset supported ide_dma_lostirq func only: 13 Mar 27 23:58:56 localhost kernel: hda: lost interrupt This seems to corrupt the filesystem.. Kernel: 2.4.2 hdparm -i /dev/hda: /dev/hda: multcount = 16 (on) I/O support = 1 (32-bit) unmaskirq = 1 (on) using_dma = 1 (on) keepsettings = 1 (on) nowerr = 0 (off) readonly = 0 (off) readahead = 8 (on) geometry = 4134/240/63, sectors = 62506080, start = 0 Model=IBM-DJSA-232, FwRev=JS8IAD1A, SerialNo=48YBWLA6226 Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs } RawCHS=16383/15/63, TrkSize=0, SectSize=0, ECCbytes=4 BuffType=DualPortCache, BuffSize=1874kB, MaxMultSect=16, MultSect=16 CurCHS=16383/15/63, CurSects=1011810540, LBA=yes, LBAsects=62506080 IORDY=on/off, tPIO={min:240,w/IORDY:120}, tDMA={min:120,rec:120} PIO modes: pio0 pio1 pio2 pio3 pio4 DMA modes: mdma0 mdma1 mdma2 udma0 udma1 *udma2 udma3 udma4 AdvancedPM=yes: mode=0x9F (159) Drive Supports : ATA/ATAPI-5 T13 1321D revision 1 : ATA-2 ATA-3 ATA-4 ATA-5 Please CC any responses to [EMAIL PROTECTED] DS - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/