我的 PC 有 2 个硬盘，1 个 SSD 和 1 个 HDD。Ubuntu 18.04 安装在 SSD 上，HDD 用作存储数据。当我尝试访问 HDD 时，问题出现了，它自己断开了连接，我无法从列表中找到它，即使使用 gpart 检查，也没有显示 HDD。有什么办法可以检查我的 PC 出了什么问题吗
谢谢
答案1
[ 691.149506] print_req_error: I/O error, dev sdb, sector 0 flags 80700
[ 691.149535] ata2: EH complete
[ 691.322587] ata2: limiting SATA link speed to 3.0 Gbps
[ 691.322594] ata2.00: exception Emask 0x52 SAct 0x84 SErr 0x400c01 action 0x6 frozen
[ 691.322599] ata2.00: irq_stat 0x0c000000, interface fatal error
[ 691.322604] ata2: SError: { RecovData Proto HostInt Handshk }
[ 691.322610] ata2.00: failed command: READ FPDMA QUEUED
[ 691.322620] ata2.00: cmd 60/08:10:10:08:00/00:00:00:00:00/40 tag 2 ncq dma 4096 in
res 40/00:10:10:08:00/00:00:00:00:00/40 Emask 0x52 (ATA bus error)
[ 691.322624] ata2.00: status: { DRDY }
[ 691.322628] ata2.00: failed command: READ FPDMA QUEUED
[ 691.322637] ata2.00: cmd 60/08:38:00:18:00/00:00:00:00:00/40 tag 7 ncq dma 4096 in
res 40/00:10:10:08:00/00:00:00:00:00/40 Emask 0x52 (ATA bus error)
[ 691.322640] ata2.00: status: { DRDY }
[ 691.322647] ata2: hard resetting link
[ 693.531207] ata2: SATA link down (SStatus 1 SControl 320)
[ 693.540877] ata2: hard resetting link
[ 695.747057] ata2: SATA link down (SStatus 1 SControl 320)
[ 695.749023] ata2: hard resetting link
[ 697.958459] ata2: SATA link down (SStatus 1 SControl 320)
[ 697.958469] ata2.00: disabled
[ 697.958498] sd 1:0:0:0: [sdb] tag#2 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 697.958503] sd 1:0:0:0: [sdb] tag#2 Sense Key : Not Ready [current]
[ 697.958507] sd 1:0:0:0: [sdb] tag#2 Add. Sense: Logical unit not ready, hard reset required
[ 697.958513] sd 1:0:0:0: [sdb] tag#2 CDB: Read(10) 28 00 00 00 08 10 00 00 08 00
[ 697.958517] print_req_error: I/O error, dev sdb, sector 2064 flags 80700
[ 697.958548] sd 1:0:0:0: [sdb] tag#7 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 697.958551] sd 1:0:0:0: [sdb] tag#7 Sense Key : Not Ready [current]
[ 697.958554] sd 1:0:0:0: [sdb] tag#7 Add. Sense: Logical unit not ready, hard reset required
[ 697.958558] sd 1:0:0:0: [sdb] tag#7 CDB: Read(10) 28 00 00 00 18 00 00 00 08 00
[ 697.958561] print_req_error: I/O error, dev sdb, sector 6144 flags 80700
[ 697.958585] ata2: EH complete
[ 697.958600] ata2.00: detaching (SCSI 1:0:0:0)
[ 697.958629] print_req_error: I/O error, dev sdb, sector 2064 flags 0
[ 697.958638] Buffer I/O error on dev sdb, logical block 258, async page read
[ 697.958648] print_req_error: I/O error, dev sdb, sector 6144 flags 0
[ 697.958653] Buffer I/O error on dev sdb1, logical block 512, async page read
[ 697.958818] print_req_error: I/O error, dev sdb, sector 2064 flags 0
[ 697.958822] Buffer I/O error on dev sdb, logical block 258, async page read
[ 697.958854] print_req_error: I/O error, dev sdb, sector 2064 flags 0
[ 697.958858] Buffer I/O error on dev sdb, logical block 258, async page read
[ 697.958886] print_req_error: I/O error, dev sdb, sector 2064 flags 0
[ 697.958890] Buffer I/O error on dev sdb, logical block 258, async page read
[ 697.960629] print_req_error: I/O error, dev sdb, sector 0 flags 801
[ 697.965279] sd 1:0:0:0: [sdb] Synchronizing SCSI cache
[ 700.190526] ata2: SATA link down (SStatus 1 SControl 300)
[ 702.418504] ata2: SATA link down (SStatus 1 SControl 300)
[ 702.426511] sd 1:0:0:0: [sdb] Synchronize Cache(10) failed: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK
[ 702.426516] sd 1:0:0:0: [sdb] Stopping disk
[ 702.426531] sd 1:0:0:0: [sdb] Start/Stop Unit failed: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK
[ 702.460953] [UFW BLOCK] IN=enp1s0 OUT= MAC= SRC=fe80:0000:0000:0000:ce84:d694:e1d3:cf9a DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=85888 PROTO=UDP SPT=8612 DPT=8612 LEN=24
[ 702.460962] [UFW BLOCK] IN=enp1s0 OUT= MAC= SRC=fe80:0000:0000:0000:ce84:d694:e1d3:cf9a DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=931555 PROTO=UDP SPT=8612 DPT=8610 LEN=24
[ 702.471075] [UFW BLOCK] IN=enp1s0 OUT= MAC= SRC=fe80:0000:0000:0000:ce84:d694:e1d3:cf9a DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=85888 PROTO=UDP SPT=8612 DPT=8612 LEN=24
[ 702.471082] [UFW BLOCK] IN=enp1s0 OUT= MAC= SRC=fe80:0000:0000:0000:ce84:d694:e1d3:cf9a DST=ff02:0000:0000:0000:0000:0000:0000:0001 LEN=64 TC=0 HOPLIMIT=1 FLOWLBL=931555 PROTO=UDP SPT=8612 DPT=8610 LEN=24
[ 704.654284] ata2: SATA link down (SStatus 1 SControl 300)
[ 706.886252] ata2: SATA link down (SStatus 1 SControl 300)
[ 709.106174] ata2: SATA link down (SStatus 1 SControl 300)
[ 711.330213] ata2: SATA link down (SStatus 1 SControl 300)
[ 713.558370] ata2: SATA link down (SStatus 1 SControl 300)
[ 715.786166] ata2: SATA link down (SStatus 1 SControl 300)
[ 718.022167] ata2: SATA link down (SStatus 1 SControl 300)
[ 720.238131] ata2: SATA link down (SStatus 1 SControl 300)
[ 722.462393] ata2: COMRESET failed (errno=-32)