我使用的是 Ubuntu 14.04。几个月前升级的。我的系统一直运行正常,直到昨天开始出现延迟。系统经常会挂起 30 秒(大约或更长),而且我打字时响应也出现延迟。除此之外,系统运行正常。
我用 Google 搜索了这个问题并找到了以下答案:https://askubuntu.com/a/21643/55026。第三点帮助了我,我收到了这些消息kern.log
Jul 4 16:11:40 moony kernel: [24200.058787] ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
Jul 4 16:11:40 moony kernel: [24200.058792] ata1.00: failed command: FLUSH CACHE EXT
Jul 4 16:11:40 moony kernel: [24200.058796] ata1.00: cmd ea/00:00:00:00:00/00:00:00:00:00/a0 tag 0
Jul 4 16:11:40 moony kernel: [24200.058796] res 40/00:00:00:4f:c2/00:00:00:00:00/00 Emask 0x4 (timeout)
Jul 4 16:11:40 moony kernel: [24200.058797] ata1.00: status: { DRDY }
Jul 4 16:11:40 moony kernel: [24200.058801] ata1: hard resetting link
Jul 4 16:11:45 moony kernel: [24205.432930] ata1: link is slow to respond, please be patient (ready=0)
Jul 4 16:11:45 moony kernel: [24205.488995] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
Jul 4 16:11:45 moony kernel: [24205.490405] ata1.00: configured for UDMA/100
Jul 4 16:11:45 moony kernel: [24205.490412] ata1.00: retrying FLUSH 0xea Emask 0x4
Jul 4 16:11:45 moony kernel: [24205.504962] ata1.00: device reported invalid CHS sector 0
Jul 4 16:11:45 moony kernel: [24205.504981] ata1: EH complete
系统详细信息:
HDD - 500GB TOSHIBA MK5076GS
RAM - 4GB DDR3 in two slots
CPU - Intel(R) Core(TM) i5-3210M CPU @ 2.50GHz
Display - 3rd Gen Core processor Graphics Controller
Laptop - HP 2116TU
我已经在 Google 上搜索了错误信息,他们说这可能是硬盘问题。
更新:复制大型文件(电影等)到系统时系统会挂起。但我过去常常忽略它们。
答案1
确实是硬盘问题。更换硬盘即可解决问题。