.
И так поочередно для каждого из трёх массивов [jbd2/md0-8], [jbd2/md1-8].
Что характерно, диск sda, на котором расположены boot, root и usr он не трогает, только софтрейды.
Еще одна веселая штука: нагуглил рекомендацию добавить в fstab commit=600 чтобы пореже сбрасывал буферы.
Добавил.
# /etc/fstab: static file system information.
#
# Use 'blkid -o value -s UUID' to print the universally unique identifier
# for a device; this may be used with UUID= as a more robust way to name
# devices that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point> <type> <options> <dump> <pass>
proc /proc proc nodev,noexec,nosuid 0 0
# / was on /dev/sda2 during installation
UUID=40f88e32-1f9b-4502-95ba-a58a34ae6b90 / ext4 discard,noatime,nodiratime,errors=remount-ro 0 1
# /boot was on /dev/sda1 during installation
UUID=296fb665-90d5-4a40-b259-9ba71c227e71 /boot ext4 discard,noatime,nodiratime 0 2
# home was on /dev/md2 during installation
UUID=ac7e680e-3b46-4ae7-ae80-8eb73178ecbd /home ext4 noatime,nodiratime,commit=600 0 2
# /opt was on /dev/sda4 during installation
UUID=059c5dc5-edee-44a4-b390-c457dd3cb469 /opt ext4 noatime,nodiratime,commit=600 0 2
# /srv was on /dev/md1 during installation
UUID=4a3e460b-b8c7-49df-8a63-7edd2eb564b0 /srv ext4 noatime,nodiratime,commit=600 0 2
# /usr was on /dev/sda3 during installation
UUID=e8c246e6-fa6d-486a-8f32-1d2bcccf1243 /usr ext4 discard,noatime,nodiratime 0 2
# /var was on /dev/md0 during installation
UUID=9adb3823-4990-4e73-bc6b-9b6809097968 /var ext4 noatime,nodiratime,commit=600 0 2
# swap was on /dev/sdb1 during installation
UUID=a8762156-ba27-4524-9f97-f3d6cc69c5e7 none swap sw 0 0
# swap was on /dev/sdc1 during installation
UUID=932e4eec-6654-45dc-b30a-e369191f1e4b none swap sw 0 0
# floppy
/dev/fd0 /media/floppy0 auto rw,user,noauto,exec,utf8 0 0
# tmpfs
tmpfs /tmp tmpfs defaults,nodev,nosuid,mode=1777,size=2G 0 0
# cgroups
none /cgroup cgroup defaults 0 0
Только клала Ubuntu на мой фстаб, ибо:
sv@svs:~$ mount
/dev/sda2 on / type ext4 (rw,noatime,nodiratime,discard,errors=remount-ro,commit=0)
proc on /proc type proc (rw,noexec,nosuid,nodev)
none on /sys type sysfs (rw,noexec,nosuid,nodev)
fusectl on /sys/fs/fuse/connections type fusectl (rw)
none on /sys/kernel/debug type debugfs (rw)
none on /sys/kernel/security type securityfs (rw)
none on /dev type devtmpfs (rw,mode=0755)
none on /dev/pts type devpts (rw,noexec,nosuid,gid=5,mode=0620)
none on /dev/shm type tmpfs (rw,nosuid,nodev)
tmpfs on /tmp type tmpfs (rw,nosuid,nodev,mode=1777,size=2G)
none on /var/run type tmpfs (rw,nosuid,mode=0755)
none on /var/lock type tmpfs (rw,noexec,nosuid,nodev)
none on /cgroup type cgroup (rw)
/dev/sda1 on /boot type ext4 (rw,noatime,nodiratime,discard,commit=0)
/dev/sda4 on /opt type ext4 (rw,noatime,nodiratime,commit=600,commit=0)
/dev/md2 on /home type ext4 (rw,noatime,nodiratime,commit=600,commit=0)
/dev/md0 on /var type ext4 (rw,noatime,nodiratime,commit=600,commit=0)
/dev/md1 on /srv type ext4 (rw,noatime,nodiratime,commit=600,commit=0)
/dev/sda3 on /usr type ext4 (rw,noatime,nodiratime,discard,commit=0)
binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw,noexec,nosuid,nodev)
gvfs-fuse-daemon on /home/sv/.gvfs type fuse.gvfs-fuse-daemon (rw,nosuid,nodev,user=sv)
/dev/sdf1 on /media/9A51-BA71 type vfat (rw,nosuid,nodev,uhelper=udisks,uid=1000,gid=1000,shortname=mixed,dmask=0077,utf8=1,showexec,flush)
Кто без моего ведома дописывает опцию commit=0 при монтировании, это я очень хотел бы знать, чтобы его найти и придушить.