fsck是否可以在多用户模式下运行，会有什么后果？

sangenhongfa

前几天我的fc4系统出现了一个问题，某个分区不能写入了，重启了操作系统后恢复了，检查message信息发现了下面的内容，不知道是分区系统的问题还是硬盘的问题。

我查了一下有的网友说可以用fsck进入到单用户模式进行修复，我想问一下如果在多用户模式下使用fsck进行修复是否可行？

Jan  6 08:27:06 localhost kernel: mmap sys buffer<4>ata1: status=0x51 { DriveReady SeekComplete Error }
Jan  6 08:27:06 localhost kernel: ata1: error=0x10 { SectorIdNotFound }
Jan  6 08:27:14 localhost kernel: ata1: status=0x51 { DriveReady SeekComplete Error }
Jan  6 08:27:14 localhost kernel: ata1: error=0x10 { SectorIdNotFound }
Jan  6 08:27:19 localhost kernel: ata1: status=0x51 { DriveReady SeekComplete Error }
Jan  6 08:27:19 localhost kernel: ata1: error=0x10 { SectorIdNotFound }
Jan  6 08:27:24 localhost kernel: ata1: status=0x51 { DriveReady SeekComplete Error }
Jan  6 08:27:24 localhost kernel: ata1: error=0x10 { SectorIdNotFound }
Jan  6 08:27:28 localhost kernel: ata1: status=0x51 { DriveReady SeekComplete Error }
Jan  6 08:27:28 localhost kernel: ata1: error=0x10 { SectorIdNotFound }
Jan  6 08:27:28 localhost kernel: SCSI error : <0 0 0 0> return code = 0x8000002
Jan  6 08:27:28 localhost kernel: sda: Current: sense key: Aborted Command
Jan  6 08:27:28 localhost kernel:     Additional sense: Recorded entity not found
Jan  6 08:27:29 localhost kernel: end_request: I/O error, dev sda, sector 160002733
Jan  6 08:27:29 localhost kernel: Buffer I/O error on device sda6, logical block 15233045
Jan  6 08:27:29 localhost kernel: lost page write due to I/O error on sda6
Jan  6 08:27:29 localhost kernel: Aborting journal on device sda6.
Jan  6 08:27:29 localhost kernel: __journal_remove_journal_head: freeing b_committed_data
Jan  6 08:27:29 localhost kernel: __journal_remove_journal_head: freeing b_frozen_data
Jan  6 08:27:29 localhost kernel: __journal_remove_journal_head: freeing b_committed_data
Jan  6 08:27:29 localhost kernel: __journal_remove_journal_head: freeing b_frozen_data
Jan  6 08:27:29 localhost kernel: __journal_remove_journal_head: freeing b_frozen_data
Jan  6 08:27:29 localhost kernel: ext3_abort called.
Jan  6 08:27:29 localhost kernel: EXT3-fs error (device sda6): ext3_journal_start_sb: Detected aborted journal
Jan  6 08:27:30 localhost kernel: Remounting filesystem read-only
Jan  6 08:28:01 localhost crond(pam_unix)[2252]: session opened for user

dengbao2001

进入单用户的模式的主要原因是防止有人或者有程序访问你需要检查的卷

如果你可以正常mount掉你需要检查的卷，无需进入单用户模式