
462 DS8800 Performance Monitoring and Tuning
There are three ways to change the journaling mode on a filesystem:
When executing the mount command:
mount -o data=writeback /dev/sdb1 /mnt/mountpoint
/dev/sdb1 is the filesystem being mounted.
Including it in the options section of the /etc/fstab file:
/dev/sdb1 /testfs ext3 defaults,data=writeback 0 0
If you want to modify the default data=ordered option on the root partition, change the
/etc/fstab file. Then, execute the mkinitrd command to scan the changes in the
/etc/fstab file and create an image. Update grub or lilo to point to the new image.
Blocksizes
The blocksize, the smallest amount of ...