Поменял жесткий диск. Наблюдаю. Будут какие-то новости - сообщу здесь.
upd: После замены диска началась какая-то лютая дичь.
Раз в сутки в логах выдает вот такое:
Sep 24 16:03:10 white kernel: [68836.536800] xhci_hcd 0000:00:10.0: WARN Cannot submit Set TR Deq Ptr
Sep 24 16:03:10 white kernel: [68836.536803] xhci_hcd 0000:00:10.0: A Set TR Deq Ptr command is pending.
Sep 24 16:03:10 white kernel: [68836.668526] usb 3-2: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
Sep 24 16:03:41 white kernel: [68867.259600] xhci_hcd 0000:00:10.0: WARN Cannot submit Set TR Deq Ptr
Sep 24 16:03:41 white kernel: [68867.259603] xhci_hcd 0000:00:10.0: A Set TR Deq Ptr command is pending.
Sep 24 16:03:41 white kernel: [68867.388753] usb 3-2: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
Sep 24 16:03:41 white kernel: [68867.411827] sd 9:0:0:0: [sdb] tag#0 FAILED Result: hostbyte=DID_TIME_OUT driverbyte=DRIVER_OK
Sep 24 16:03:41 white kernel: [68867.411833] sd 9:0:0:0: [sdb] tag#0 CDB: Read(10) 28 00 00 00 00 00 00 00 20 00
Sep 24 16:03:41 white kernel: [68867.411836] blk_update_request: I/O error, dev sdb, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 4 prio class 0
Sep 24 16:04:12 white kernel: [68897.983997] xhci_hcd 0000:00:10.0: WARN Cannot submit Set TR Deq Ptr
Sep 24 16:04:12 white kernel: [68897.984004] xhci_hcd 0000:00:10.0: A Set TR Deq Ptr command is pending.
Sep 24 16:04:12 white kernel: [68898.113010] usb 3-2: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
Sep 24 16:04:42 white kernel: [68928.696367] xhci_hcd 0000:00:10.0: WARN Cannot submit Set TR Deq Ptr
Sep 24 16:04:42 white kernel: [68928.696369] xhci_hcd 0000:00:10.0: A Set TR Deq Ptr command is pending.
Sep 24 16:04:42 white kernel: [68928.825433] usb 3-2: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd
После чего LA начинает неконтролируемо расти за счет роста iowait.
В USB при этом вставлена но не примонтирована флэшка (используется при загрузке).