Rhkramer, 4.4.2019 01:38 +0200: > What puzzles me is this -- when I look at /etc/fstab for some of the other > partitions that are already ext4 I see entries like this: > > # /var was on /dev/sdb8 during installation > UUID=874304c9-36c6-4572-909b-c4c75d13269a /var ext4 defaults > > 0 2 > > When I look at the same partition in /etc/mtab, I see this: > > /dev/sdb8 /var ext4 rw,relatime,user_xattr,barrier=1,data=ordered 0 0 > > What I don't understand, for example, is where and how relatime got set (and > maybe some of the other parameters).
relatime is the default (unless you specify otherwise) man mount contains this: > relatime > [...] > Since Linux 2.6.30, the kernel defaults to the behavior provided by > this option (unless noatime was specified), and the strictatime option > is required to obtain traditional semantics. In addition, since > Linux 2.6.30, the file's last access time is always updated if it is > more than 1 day old. -- Regards mks