我位於 1&1 的根伺服器對 HTTP 和 SSH 無回應，因此我登入串行控制台。它充斥著我的連接，充滿了無盡的錯誤訊息，如下引用。
我啟動了重新啟動，現在一切似乎都正常工作。
谷歌搜尋後，我安裝了 smartctl 並運行了一個簡短的自檢，這告訴我該設備是健康的。
這是否可能是即將發生的磁碟故障，或者可能只是某個程式失控？我認為，當有錯誤的程式消耗大量記憶體時，交換設備也可能會變滿？我怎樣才能確定？
一週前，當我在沒有進行適當調查的情況下重新啟動伺服器時，伺服器已經沒有回應了。
伺服器在 CentOS 上運行。
Write-error on swap-device (8:16:8351055)
Write-error on swap-device (8:16:8351063)
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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 (8:16:10954983)
Write-error on swap-device (8:16:10954991)
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Write-error on swap-device (8:16:10955055)
Write-error on swap-device (8:16:10955063)
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答案1
我以前很怕那個。這是該特定驅動器型號的已知問題。使用其他驅動器。