I was under the impression the the size of tmpfs was allocated in RAM all at once, and thus not available for others. However, the GUI shows way more than 50% free. tmpfs does not appear to work as I think it does. Admitted, I am a linux newbie.
df-h shows several folder2ram filesystems. Each 1G (I have 2GB RAM). Can each of these grow to 1GB?
There are also several tmpfs filesystems.
df -h does not make a lot of sense to me:
Filesystem Size Used Avail Use% Mounted on
rootfs 29G 1.1G 26G 4% /
udev 10M 0 10M 0% /dev
tmpfs 201M 540K 200M 1% /run
/dev/disk/by-uuid/4a9eee14-1d76-42a6-a928-ac04e1220a94 29G 1.1G 26G 4% /
tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs 401M 0 401M 0% /run/shm
/dev/sdb1 917G 205M 917G 1% /media/c4943c3b-70f1-4861-902c-e2df1101bca6
/dev/disk/by-uuid/4a9eee14-1d76-42a6-a928-ac04e1220a94 29G 1.1G 26G 4% /var/folder2ram/var/lib/monit
/dev/disk/by-uuid/4a9eee14-1d76-42a6-a928-ac04e1220a94 29G 1.1G 26G 4% /var/folder2ram/var/lib/rrdcached
/dev/disk/by-uuid/4a9eee14-1d76-42a6-a928-ac04e1220a94 29G 1.1G 26G 4% /var/folder2ram/var/lib/openmediavault/rrd
/dev/disk/by-uuid/4a9eee14-1d76-42a6-a928-ac04e1220a94 29G 1.1G 26G 4% /var/folder2ram/var/lib/php5
/dev/disk/by-uuid/4a9eee14-1d76-42a6-a928-ac04e1220a94 29G 1.1G 26G 4% /var/folder2ram/var/spool
/dev/disk/by-uuid/4a9eee14-1d76-42a6-a928-ac04e1220a94 29G 1.1G 26G 4% /var/folder2ram/var/log
folder2ram 1002M 8.0K 1002M 1% /var/lib/monit
folder2ram 1002M 4.0K 1002M 1% /var/lib/php5
folder2ram 1002M 16K 1002M 1% /var/spool
folder2ram 1002M 568K 1002M 1% /var/lib/openmediavault/rrd
folder2ram 1002M 24M 979M 3% /var/lib/rrdcached
folder2ram 1002M 24M 979M 3% /var/log
/dev/disk/by-uuid/4a9eee14-1d76-42a6-a928-ac04e1220a94 29G 1.1G 26G 4% /var/folder2ram/var/tmp
folder2ram 1002M 0 1002M 0% /var/tmp