我一直在我们的生产系统的 syslog 中看到这些随机日志。
没有 XFS 设置。Fstab 仅显示本地分区，只有 EXT3。crontab 中也没有任何内容。
我安装的唯一文件系统相关包是“nfs-kernel-server”，内核版本是 3.2.0-31-generic。
kernel: [601730.795990] SGI XFS with ACLs, security attributes, realtime, large block/inode numbers, no debug enabled
kernel: [601730.798710] SGI XFS Quota Management subsystem
kernel: [601730.828493] JFS: nTxBlock = 8192, nTxLock = 65536
kernel: [601730.897024] NTFS driver 2.1.30 [Flags: R/O MODULE].
kernel: [601730.964412] QNX4 filesystem 0.2.3 registered.
kernel: [601731.035679] Btrfs loaded
os-prober: debug: running /usr/lib/os-probes/mounted/10freedos on mounted /dev/vda1
10freedos: debug: /dev/vda1 is not a FAT partition: exiting
os-prober: debug: running /usr/lib/os-probes/mounted/10qnx on mounted /dev/vda1
10qnx: debug: /dev/vda1 is not a QNX4 partition: exiting
os-prober: debug: running /usr/lib/os-probes/mounted/20macosx on mounted /dev/vda1
macosx-prober: debug: /dev/vda1 is not an HFS+ partition: exiting
os-prober: debug: running /usr/lib/os-probes/mounted/20microsoft on mounted /dev/vda1
20microsoft: debug: /dev/vda1 is not a MS partition: exiting
os-prober: debug: running /usr/lib/os-probes/mounted/30utility on mounted /dev/vda1
30utility: debug: /dev/vda1 is not a FAT partition: exiting
os-prober: debug: running /usr/lib/os-probes/mounted/40lsb on mounted /dev/vda1
debug: running /usr/lib/os-probes/mounted/70hurd on mounted /dev/vda1
debug: running /usr/lib/os-probes/mounted/80minix on mounted /dev/vda1
debug: running /usr/lib/os-probes/mounted/83haiku on mounted /dev/vda1
83haiku: debug: /dev/vda1 is not a BeFS partition: exiting
os-prober: debug: running /usr/lib/os-probes/mounted/90bsd-distro on mounted /dev/vda1
83haikuos-prober: debug: running /usr/lib/os-probes/mounted/90linux-distro on mounted /dev/vda1
os-prober: debug: running /usr/lib/os-probes/mounted/90solaris on mounted /dev/vda1
os-prober: debug: /dev/vda2: is active swap
为什么会随机出现这种情况？这还会生成多个“jfsCommit”进程。
答案1
这些不是随机的，它们是 os-prober 的一部分，用于在系统配置/安装新内核之前确定分区并安装操作系统。如果您启用了安全更新，则无需您执行任何操作即可发生这种情况。