заходим по ssh в /var/log/masseges
в логах все написано что делал ваш девайс )
Написано-то написано, но что бы это значило, вот в чем вопрос
Полностью запись лога выглядит так:
Mar 26 01:32:52 kernel: [68707.000000] ata1: wake up from deepsleep, reset link now
Mar 26 01:32:52 kernel: [68707.060000] ata1: device plugged sstatus 0x123
Mar 26 01:32:52 kernel: [68710.010000] ata1: exception Emask 0x10 SAct 0x0 SErr 0x4010000 action 0xe frozen
Mar 26 01:32:52 kernel: [68710.020000] ata1: edma_err_cause=00000010 pp_flags=00000000, dev connect
Mar 26 01:32:52 kernel: [68710.030000] ata1: SError: { PHYRdyChg DevExch }
Mar 26 01:32:59 kernel: [68714.040000] ata2: wake up from deepsleep, reset link now
Mar 26 01:32:59 kernel: [68714.110000] ata2: device plugged sstatus 0x123
Mar 26 01:32:59 kernel: [68717.050000] ata2: exception Emask 0x10 SAct 0x0 SErr 0x4010000 action 0xe frozen
Mar 26 01:32:59 kernel: [68717.060000] ata2: edma_err_cause=00000010 pp_flags=00000000, dev connect
Mar 26 01:32:59 kernel: [68717.070000] ata2: SError: { PHYRdyChg DevExch }
Mar 26 01:33:05 kernel: [68723.030000] ata2: link is slow to respond, please be patient (ready=0)
Mar 27 01:32:52 kernel: [155107.000000] ata1: wake up from deepsleep, reset link now
Mar 27 01:32:52 kernel: [155107.070000] ata1: device plugged sstatus 0x123
Mar 27 01:32:52 kernel: [155110.010000] ata1: exception Emask 0x10 SAct 0x0 SErr 0x4010000 action 0xe frozen
Mar 27 01:32:52 kernel: [155110.020000] ata1: edma_err_cause=00000010 pp_flags=00000000, dev connect
Mar 27 01:32:52 kernel: [155110.030000] ata1: SError: { PHYRdyChg DevExch }
Mar 27 01:32:59 kernel: [155114.040000] ata2: wake up from deepsleep, reset link now
Mar 27 01:32:59 kernel: [155114.110000] ata2: device plugged sstatus 0x123
Mar 27 01:32:59 kernel: [155117.050000] ata2: exception Emask 0x10 SAct 0x0 SErr 0x4010000 action 0xe frozen
Mar 27 01:32:59 kernel: [155117.060000] ata2: edma_err_cause=00000010 pp_flags=00000000, dev connect
Mar 27 01:32:59 kernel: [155117.070000] ata2: SError: { PHYRdyChg DevExch }
Mar 27 01:33:05 kernel: [155123.030000] ata2: link is slow to respond, please be patient (ready=0)
и на следующий день....
Mar 27 01:32:52 kernel: [155107.000000] ata1: wake up from deepsleep, reset link now
Mar 27 01:32:52 kernel: [155107.070000] ata1: device plugged sstatus 0x123
Mar 27 01:32:52 kernel: [155110.010000] ata1: exception Emask 0x10 SAct 0x0 SErr 0x4010000 action 0xe frozen
Mar 27 01:32:52 kernel: [155110.020000] ata1: edma_err_cause=00000010 pp_flags=00000000, dev connect
Mar 27 01:32:52 kernel: [155110.030000] ata1: SError: { PHYRdyChg DevExch }
Mar 27 01:32:59 kernel: [155114.040000] ata2: wake up from deepsleep, reset link now
...
и снова
Mar 28 01:32:52 kernel: [241504.000000] ata1: wake up from deepsleep, reset link now
Mar 28 01:32:52 kernel: [241504.070000] ata1: device plugged sstatus 0x123
Mar 28 01:32:52 kernel: [241507.010000] ata1: exception Emask 0x10 SAct 0x0 SErr 0x4010000 action 0xe frozen
Mar 28 01:32:52 kernel: [241507.020000] ata1: edma_err_cause=00000010 pp_flags=00000000, dev connect
Mar 28 01:32:52 kernel: [241507.030000] ata1: SError: { PHYRdyChg DevExch }
Mar 28 01:32:59 kernel: [241511.040000] ata2: wake up from deepsleep, reset link now
Mar 28 01:32:59 kernel: [241511.110000] ata2: device plugged sstatus 0x123
Mar 28 01:32:59 kernel: [241514.050000] ata2: exception Emask 0x10 SAct 0x0 SErr 0x4010000 action 0xe frozen
Mar 28 01:32:59 kernel: [241514.060000] ata2: edma_err_cause=00000010 pp_flags=00000000, dev connect
Mar 28 01:32:59 kernel: [241514.070000] ata2: SError: { PHYRdyChg DevExch }
Mar 28 01:33:02 kernel: [241517.080000] ata1: SRST failed (errno=-16)
Mar 28 01:33:02 kernel: [241517.080000] ata1: SRST fail, set srst fail flag
Mar 28 01:33:04 kernel: [241518.420000] ata1: link reset sucessfully clear error flags
...
и сегодня
Mar 29 01:32:52 kernel: [327903.000000] ata1: wake up from deepsleep, reset link now
Mar 29 01:32:52 kernel: [327903.070000] ata1: device plugged sstatus 0x123
Mar 29 01:32:52 kernel: [327906.010000] ata1: exception Emask 0x10 SAct 0x0 SErr 0x4010000 action 0xe frozen
Mar 29 01:32:52 kernel: [327906.020000] ata1: edma_err_cause=00000010 pp_flags=00000000, dev connect
Mar 29 01:32:52 kernel: [327906.030000] ata1: SError: { PHYRdyChg DevExch }
причем, стабильность времени и навевает подозрения, что-то по расписанию срабатывает...