服务器要整顿咯

[49159314.710000] end_request: I/O error, dev sda, sector 137500416 [49159314.710000] Buffer I/O error on device dm-2, logical block 9 [49159355.700000] sd 1:0:0:0: SCSI error: return code = 0x8000002 [49159355.700000] sda: Current: sense key: Medium Error [49159355.700000]     Additional sense: Read retries exhausted [49159355.700000] Info fld=0x8321723 [49159355.700000] end_request: I/O error, dev sda, sector 137500450 [49159355.700000] Buffer I/O error on device dm-2, logical block 26 [49159405.580000] sd 1:0:0:0: SCSI error: return code = 0x8000002 [49159405.580000] sda: Current: sense key: Medium Error [49159405.580000]     Additional sense: Read retries exhausted [49159405.580000] Info fld=0x8321709 [49159405.580000] end_request: I/O error, dev sda, sector 137500424 [49159405.580000] Buffer I/O error on device dm-2, logical block 13 [49644460.240000] TCP: Treason uncloaked! Peer 222.82.245.242:2122/80 shrinks window 1232315739:1232317199. Repaired. [49644507.280000] TCP: Treason uncloaked! Peer 222.82.245.242:2122/80 shrinks window 1232315739:1232317199. Repaired. [49644601.360000] TCP: Treason uncloaked! Peer 222.82.245.242:2122/80 shrinks window 1232315739:1232317199. Repaired. [49687975.650000] TCP: Treason uncloaked! Peer 222.91.79.58:43761/80 shrinks window 4268995845:4269007365. Repaired. [49687976.210000] TCP: Treason uncloaked! Peer 222.91.79.58:43761/80 shrinks window 4268995845:4269007365. Repaired. [49687977.330000] TCP: Treason uncloaked! Peer 222.91.79.58:43761/80 shrinks window 4268995845:4269007365. Repaired. [49687979.570000] TCP: Treason uncloaked! Peer 222.91.79.58:43761/80 shrinks window 4268995845:4269007365. Repaired. [49687984.050000] TCP: Treason uncloaked! Peer 222.91.79.58:43761/80 shrinks window 4268995845:4269007365. Repaired. [50247375.850000] TCP: Treason uncloaked! Peer 221.239.20.223:33281/80 shrinks window 2248459993:2248463078. Repaired. [50247376.450000] TCP: Treason uncloaked! Peer 221.239.20.223:33281/80 shrinks window 2248459993:2248463078. Repaired.

该怎么解决呢？