我的 1&1 根服务器在 HTTP 和 SSH 上没有响应，因此我登录了串行控制台。它用无尽的错误消息淹没了我的连接，如下所示。
我启动了重新启动，现在一切似乎都正常运行。
经过谷歌搜索后，我安装了 smartctl 并运行了一个简短的自我测试，它告诉我设备是健康的。
这是否可能是磁盘故障即将发生，还是只是某些程序失控？我猜，当大量内存被有缺陷的程序占用时，交换设备也可能已满？我如何才能确定？
一周前，当我没有进行适当调查就重新启动服务器时，服务器已经没有响应了。
服务器在 CentOS 上运行。
Write-error on swap-device (8:16:8351055)
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sd 1:0:0:0: [sdb] Unhandled error code
sd 1:0:0:0: [sdb] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK
sd 1:0:0:0: [sdb] CDB: Write(10): 2a 00 00 9c 00 ef 00 00 08 00
end_request: I/O error, dev sdb, sector 10223855
Write-error on swap-device (8:16:10223863)
sd 1:0:0:0: [sdb] Unhandled error code
sd 1:0:0:0: [sdb] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK
sd 1:0:0:0: [sdb] CDB: Write(10): 2a 00 00 9c 0e 97 00 00 10 00
end_request: I/O error, dev sdb, sector 10227351
Write-error on swap-device (8:16:10227359)
Write-error on swap-device (8:16:10227367)
sd 1:0:0:0: [sdb] Unhandled error code
sd 1:0:0:0: [sdb] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK
sd 1:0:0:0: [sdb] CDB: Write(10): 2a 00 00 9c b0 1f 00 00 10 00
end_request: I/O error, dev sdb, sector 10268703
Write-error on swap-device (8:16:10268711)
Write-error on swap-device (8:16:10268719)
sd 1:0:0:0: [sdb] Unhandled error code
sd 1:0:0:0: [sdb] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK
sd 1:0:0:0: [sdb] CDB: Write(10): 2a 00 00 a0 84 7f 00 00 08 00
end_request: I/O error, dev sdb, sector 10519679
Write-error on swap-device (8:16:10519687)
sd 1:0:0:0: [sdb] Unhandled error code
sd 1:0:0:0: [sdb] Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK
sd 1:0:0:0: [sdb] CDB: Write(10): 2a 00 00 a7 26 af 00 04 00 00
end_request: I/O error, dev sdb, sector 10954415
Write-error on swap-device (8:16:10954423)
Write-error on swap-device (8:16:10954431)
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Write-error on swap-device (8:16:10955055)
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答案1
我以前很怕那个。这是该特定驱动器型号的一个已知问题。使用其他驱动器。