Relevant DMESG output:
SCSI subsystem initialized
libata version 2.21 loaded.
ahci 0000:00:1f.2: version 2.2
ACPI: PCI Interrupt 0000:00:1f.2[A] -> GSI 19 (level, low) -> IRQ 19
usb 7-3: new high speed USB device using ehci_hcd and address 2
usb 7-3: configuration #1 chosen from 1 choice
usb 4-2: new low speed USB device using uhci_hcd and address 3
ahci 0000:00:1f.2: AHCI 0001.0100 32 slots 6 ports 3 Gbps 0x3f impl SATA mode
ahci 0000:00:1f.2: flags: 64bit ncq led clo pio slum part
PCI: Setting latency timer of device 0000:00:1f.2 to 64
scsi0 : ahci
scsi1 : ahci
scsi2 : ahci
scsi3 : ahci
scsi4 : ahci
scsi5 : ahci
ata1: SATA max UDMA/133 cmd 0xf8830100 ctl 0x00000000 bmdma 0x00000000 irq 218
ata2: SATA max UDMA/133 cmd 0xf8830180 ctl 0x00000000 bmdma 0x00000000 irq 218
ata3: SATA max UDMA/133 cmd 0xf8830200 ctl 0x00000000 bmdma 0x00000000 irq 218
ata4: SATA max UDMA/133 cmd 0xf8830280 ctl 0x00000000 bmdma 0x00000000 irq 218
ata5: SATA max UDMA/133 cmd 0xf8830300 ctl 0x00000000 bmdma 0x00000000 irq 218
ata6: SATA max UDMA/133 cmd 0xf8830380 ctl 0x00000000 bmdma 0x00000000 irq 218
usb 4-2: configuration #1 chosen from 1 choice
ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata1.00: ATA-7: WDC WD5000YS-01MPB1, 09.02E09, max UDMA/133
ata1.00: 976773168 sectors, multi 0: LBA48 NCQ (depth 31/32)
ata1.00: configured for UDMA/133
hiddev96: USB HID v1.10 Device [APC Back-UPS ES 725 FW:802.n5.D USB FW:n5] on usb-0000:00:1d.1-2
ata2: SATA link down (SStatus 0 SControl 300)
ata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata3.00: ATA-7: WDC WD2500KS-00MJB0, 02.01C03, max UDMA/133
ata3.00: 488397168 sectors, multi 0: LBA48
ata3.00: configured for UDMA/133
ata4: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata4.00: ATA-7: WDC WD2500KS-00MJB0, 02.01C03, max UDMA/133
ata4.00: 488397168 sectors, multi 0: LBA48
ata4.00: configured for UDMA/133
ata5: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
ata5.00: ATA-7: WDC WD5000AAKS-00TMA0, 12.01C01, max UDMA/133
ata5.00: 976773168 sectors, multi 0: LBA48 NCQ (depth 31/32)
ata5.00: configured for UDMA/133
ata6: SATA link down (SStatus 0 SControl 300)
scsi 0:0:0:0: Direct-Access ATA WDC WD5000YS-01M 09.0 PQ: 0 ANSI: 5
sd 0:0:0:0: [sda] 976773168 512-byte hardware sectors (500108 MB)
sd 0:0:0:0: [sda] Write Protect is off
sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sda: sda1 sda2
sd 0:0:0:0: [sda] Attached SCSI disk
scsi 2:0:0:0: Direct-Access ATA WDC WD2500KS-00M 02.0 PQ: 0 ANSI: 5
sd 2:0:0:0: [sdb] 488397168 512-byte hardware sectors (250059 MB)
sd 2:0:0:0: [sdb] Write Protect is off
sd 2:0:0:0: [sdb] Mode Sense: 00 3a 00 00
sd 2:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sd 2:0:0:0: [sdb] 488397168 512-byte hardware sectors (250059 MB)
sd 2:0:0:0: [sdb] Write Protect is off
sd 2:0:0:0: [sdb] Mode Sense: 00 3a 00 00
sd 2:0:0:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sdb: sdb1
sd 2:0:0:0: [sdb] Attached SCSI disk
scsi 3:0:0:0: Direct-Access ATA WDC WD2500KS-00M 02.0 PQ: 0 ANSI: 5
sd 3:0:0:0: [sdc] 488397168 512-byte hardware sectors (250059 MB)
sd 3:0:0:0: [sdc] Write Protect is off
sd 3:0:0:0: [sdc] Mode Sense: 00 3a 00 00
sd 3:0:0:0: [sdc] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sd 3:0:0:0: [sdc] 488397168 512-byte hardware sectors (250059 MB)
sd 3:0:0:0: [sdc] Write Protect is off
sd 3:0:0:0: [sdc] Mode Sense: 00 3a 00 00
sd 3:0:0:0: [sdc] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sdc: sdc1
sd 3:0:0:0: [sdc] Attached SCSI disk
scsi 4:0:0:0: Direct-Access ATA WDC WD5000AAKS-0 12.0 PQ: 0 ANSI: 5
sd 4:0:0:0: [sdd] 976773168 512-byte hardware sectors (500108 MB)
sd 4:0:0:0: [sdd] Write Protect is off
sd 4:0:0:0: [sdd] Mode Sense: 00 3a 00 00
sd 4:0:0:0: [sdd] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sd 4:0:0:0: [sdd] 976773168 512-byte hardware sectors (500108 MB)
sd 4:0:0:0: [sdd] Write Protect is off
sd 4:0:0:0: [sdd] Mode Sense: 00 3a 00 00
sd 4:0:0:0: [sdd] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sdd: sdd1
sd 4:0:0:0: [sdd] Attached SCSI disk
ACPI: PCI Interrupt 0000:02:00.0[A] -> GSI 17 (level, low) -> IRQ 16
PCI: Setting latency timer of device 0000:02:00.0 to 64
scsi6 : pata_marvell
ata7: PATA max UDMA/100 cmd 0x00011018 ctl 0x00011026 bmdma 0x00011000 irq 16
ata8: DUMMY
BAR5:00:00 01:7F 02:22 03

A 04:00 05:00 06:00 07:00 08:00 09:00 0A:00 0B:00 0C:01 0D:00 0E:00 0F:00
ata7.00: ATAPI: LITE-ON DVDRW LH-18A1P, GL0G, max UDMA/66
ata7.00: limited to UDMA/33 due to 40-wire cable
ata7.00: configured for UDMA/33
scsi 6:0:0:0: CD-ROM LITE-ON DVDRW LH-18A1P GL0G PQ: 0 ANSI: 5
device-mapper: ioctl: 4.11.0-ioctl (2006-10-12) initialised:
dm-devel@redhat.com
EXT3-fs: INFO: recovery required on readonly filesystem.
EXT3-fs: write access will be enabled during recovery.
kjournald starting. Commit interval 5 seconds
EXT3-fs: dm-0: orphan cleanup on readonly fs
ext3_orphan_cleanup: deleting unreferenced inode 98271243
ext3_orphan_cleanup: deleting unreferenced inode 98274224
ext3_orphan_cleanup: deleting unreferenced inode 98274189
ext3_orphan_cleanup: deleting unreferenced inode 98274109
ext3_orphan_cleanup: deleting unreferenced inode 98271379
ext3_orphan_cleanup: deleting unreferenced inode 98271373
ext3_orphan_cleanup: deleting unreferenced inode 98271355
ext3_orphan_cleanup: deleting unreferenced inode 98271278
ext3_orphan_cleanup: deleting unreferenced inode 77049246
ext3_orphan_cleanup: deleting unreferenced inode 77065537
ext3_orphan_cleanup: deleting unreferenced inode 77060918
EXT3-fs: dm-0: 11 orphan inodes deleted
EXT3-fs: recovery complete.
EXT3-fs: mounted filesystem with ordered data mode.
SELinux: Disabled at runtime.
SELinux: Unregistering netfilter hooks
audit(1194189763.121:2): selinux=0 auid=4294967295
sd 0:0:0:0: Attached scsi generic sg0 type 0
sd 2:0:0:0: Attached scsi generic sg1 type 0
sd 3:0:0:0: Attached scsi generic sg2 type 0
sd 4:0:0:0: Attached scsi generic sg3 type 0
scsi 6:0:0:0: Attached scsi generic sg4 type 5
iTCO_vendor_support: vendor-support=0
iTCO_wdt: Intel TCO WatchDog Timer Driver v1.01 (21-Jan-2007)
iTCO_wdt: Found a ICH8DH TCO device (Version=2, TCOBASE=0x0460)
iTCO_wdt: initialized. heartbeat=30 sec (nowayout=0)
Intel(R) PRO/1000 Network Driver - version 7.3.20-k2-NAPI
Copyright (c) 1999-2006 Intel Corporation.
ACPI: PCI Interrupt 0000:00:19.0[A] -> GSI 20 (level, low) -> IRQ 22
PCI: Setting latency timer of device 0000:00:19.0 to 64
e1000: 0000:00:19.0: e1000_probe: (PCI Express:2.5Gb/s:Width x1) 00:19:d1:80:25:78
sr0: scsi3-mmc drive: 48x/48x writer dvd-ram cd/rw xa/form2 cdda tray
Uniform CD-ROM driver Revision: 3.20
sr 6:0:0:0: Attached scsi CD-ROM sr0