<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=ISO-8859-1"> </head> <body bgcolor="#ffffff" text="#000000"> Hiya, Laptop Specs Attached (lshw) My PC was running perfect not a single error and then after i rebooted the PC was working extemely slowly i checked /var/log/messages and i get the below output. Oct 31 08:05:02 merk kernel: ata1.00: configured for UDMA/100 Oct 31 08:05:02 merk kernel: ata1: EH complete Oct 31 08:05:04 merk kernel: ata1.00: exception Emask 0x0 SAct 0x1f SErr 0x0 action 0x0 Oct 31 08:05:04 merk kernel: ata1.00: irq_stat 0x40000008 Oct 31 08:05:04 merk kernel: ata1.00: cmd 60/48:00:af:3a:d7/00:00:1e:00:00/40 tag 0 ncq 36864 in Oct 31 08:05:04 merk kernel: res 41/40:00:af:3a:d7/30:00:1e:00:00/00 Emask 0x409 (media error) <F> Oct 31 08:05:04 merk kernel: ata1.00: status: { DRDY ERR } Oct 31 08:05:04 merk kernel: ata1.00: error: { UNC } Oct 31 08:05:04 merk kernel: ata1.00: configured for UDMA/100 Oct 31 08:05:04 merk kernel: ata1: EH complete Oct 31 08:05:07 merk kernel: ata1.00: exception Emask 0x0 SAct 0x1f SErr 0x0 action 0x0 Oct 31 08:05:07 merk kernel: ata1.00: irq_stat 0x40000008 Oct 31 08:05:07 merk kernel: ata1.00: cmd 60/48:20:af:3a:d7/00:00:1e:00:00/40 tag 4 ncq 36864 in Oct 31 08:05:07 merk kernel: res 41/40:00:af:3a:d7/30:00:1e:00:00/00 Emask 0x409 (media error) <F> Oct 31 08:05:07 merk kernel: ata1.00: status: { DRDY ERR } Oct 31 08:05:07 merk kernel: ata1.00: error: { UNC } Oct 31 08:05:07 merk kernel: ata1.00: configured for UDMA/100 Oct 31 08:05:07 merk kernel: sd 0:0:0:0: [sda] Unhandled sense code Oct 31 08:05:07 merk kernel: sd 0:0:0:0: [sda] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE Oct 31 08:05:07 merk kernel: sd 0:0:0:0: [sda] Sense Key : Medium Error [current] [descriptor] Oct 31 08:05:07 merk kernel: Descriptor sense data with sense descriptors (in hex): Oct 31 08:05:07 merk kernel: 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00 Oct 31 08:05:07 merk kernel: 1e d7 3a af Oct 31 08:05:07 merk kernel: sd 0:0:0:0: [sda] Add. Sense: Unrecovered read error - auto reallocate failed Oct 31 08:05:07 merk kernel: end_request: I/O error, dev sda, sector 517421743 Oct 31 08:05:07 merk kernel: Buffer I/O error on device sda6, logical block 160 Oct 31 08:05:07 merk kernel: Buffer I/O error on device sda6, logical block 161 Oct 31 08:05:07 merk kernel: Buffer I/O error on device sda6, logical block 162 Oct 31 08:05:07 merk kernel: Buffer I/O error on device sda6, logical block 163 Oct 31 08:05:07 merk kernel: Buffer I/O error on device sda6, logical block 164 Oct 31 08:05:07 merk kernel: Buffer I/O error on device sda6, logical block 165 Oct 31 08:05:07 merk kernel: Buffer I/O error on device sda6, logical block 166 Oct 31 08:05:07 merk kernel: Buffer I/O error on device sda6, logical block 167 Oct 31 08:05:07 merk kernel: Buffer I/O error on device sda6, logical block 168 Oct 31 08:05:07 merk kernel: ata1: EH complete Oct 31 08:05:41 merk kernel: ata1.00: exception Emask 0x0 SAct 0x1f SErr 0x0 action 0x0 Oct 31 08:05:41 merk kernel: ata1.00: irq_stat 0x40000001 Oct 31 08:05:41 merk kernel: ata1.00: cmd 60/80:00:6f:3a:d7/00:00:1e:00:00/40 tag 0 ncq 65536 in Oct 31 08:05:41 merk kernel: res 41/40:00:af:3a:d7/30:00:1e:00:00/00 Emask 0x409 (media error) <F> Oct 31 08:05:41 merk kernel: ata1.00: status: { DRDY ERR } Oct 31 08:05:41 merk kernel: ata1.00: error: { UNC } Oct 31 08:05:41 merk kernel: ata1.00: cmd 60/08:08:00:10:34/00:00:39:00:00/40 tag 1 ncq 4096 in Oct 31 08:05:41 merk kernel: res 41/04:00:af:3a:d7/00:00:1e:00:00/00 Emask 0x1 (device error) Oct 31 08:05:41 merk kernel: ata1.00: status: { DRDY ERR } Oct 31 08:05:41 merk kernel: ata1.00: error: { ABRT } Oct 31 08:05:41 merk kernel: ata1.00: cmd 60/08:10:d0:05:c7/00:00:09:00:00/40 tag 2 ncq 4096 in Oct 31 08:05:41 merk kernel: res 41/04:00:af:3a:d7/00:00:1e:00:00/00 Emask 0x1 (device error) Oct 31 08:05:41 merk kernel: ata1.00: status: { DRDY ERR } Oct 31 08:05:41 merk kernel: ata1.00: error: { ABRT } Oct 31 08:05:41 merk kernel: ata1.00: cmd 60/a8:18:ef:3a:d7/00:00:1e:00:00/40 tag 3 ncq 86016 in Oct 31 08:05:41 merk kernel: res 41/04:00:af:3a:d7/00:00:1e:00:00/00 Emask 0x1 (device error) Oct 31 08:05:41 merk kernel: ata1.00: status: { DRDY ERR } Oct 31 08:05:41 merk kernel: ata1.00: error: { ABRT } Oct 31 08:05:41 merk kernel: ata1.00: cmd 60/58:20:97:3b:d7/00:00:1e:00:00/40 tag 4 ncq 45056 in Oct 31 08:05:41 merk kernel: res 41/04:00:af:3a:d7/30:00:1e:00:00/00 Emask 0x1 (device error) Oct 31 08:05:41 merk kernel: ata1.00: status: { DRDY ERR } Oct 31 08:05:41 merk kernel: ata1.00: error: { ABRT } Oct 31 08:05:41 merk kernel: ata1.00: configured for UDMA/100 Oct 31 08:05:41 merk kernel: ata1: EH complete <div class="moz-signature">-- <div style="font-family: tahoma; font-style: normal; font-variant: normal; font-weight: normal; font-size: 12px; line-height: normal; font-size-adjust: none; font-stretch: normal; -x-system-font: none; color: rgb(0, 0, 0);">Regards, Frederick Abrams IT System/Network Administrator Intelvision Ltd. <a class="moz-txt-link-abbreviated" href="http://www.intelvision.net">www.intelvision.net</a></div> </div> </body> </html>