这个是发生问题时，docker的日志：
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems
stderr: sh: write error: No such file or directory
stdout: Press the [f] key and hit [enter] to enter failsafe mode
stdout: Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
stdout: Scanning for Btrfs filesystems