Hi,
I found when we exhaust memory, tmpfs will not be able to write
anything into it and cannot mount it.
I use ZFS and TMPFS at the same time.
Florence# cd /usr/src && make buildworld > /dev/null &
Florence# uname -a
FreeBSD Florence.tamama.org 7.0-RELEASE-p1 FreeBSD 7.0-RELEASE-p1 #5:
Mon May 5 00:36:32 CST 2008
[EMAIL PROTECTED]:/usr/obj/usr/src/sys/KERNEL amd64
Florence# mount -t tmpfs -o rw,size=1024000 tmpfs /tmp/tmpfs
mount: tmpfs : No space left on device
first 5 lines of top:
last pid: 26893; load averages: 1.50, 1.58, 1.48
up 12+01:43:49 05:40:51
146 processes: 2 running, 144 sleeping
CPU states: % user, % nice, % system, % interrupt, % idle
Mem: 406M Active, 574M Inact, 1775M Wired, 83M Cache, 214M Buf, 126M Free
Swap: 1024M Total, 1024M Free
I think there should be a "lower bound" size limit. Does TMPFS use
kernel-space memory?
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