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Mouting tmpfs on Linux 5 X_64

edited Jul 23, 2012 10:09PM in Linux Operating System (MOSC) 1 commentAnswered

Hello everyone


On our server # 1, in order to increase the tmpfs file system from 4GB to 9 GB (to address an oracle 11g AMM related issue) we
performed the following:


# mount -t tmpfs shmfs -o size=9663676416 /dev/shm

After mounting it, we are now seeing 2 file systems of 9GB each , tmpfs and shmfs

# df -k
Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/cciss/c0d0p1     36702396  27519712   7288224  80% /
/dev/cciss/c0d0p3     24579908  22073420   1237756  95% /u02
tmpfs                  9437184         0   9437184   0% /dev/shm
shmfs                  9437184         0   9437184   0% /dev/shm

# df -k /dev/shm
Filesystem           1K-blocks      Used Available Use% Mounted on
shmfs                  9437184         0   9437184   0% /dev/shm


Then on node # 2, we mounted tmpfs as follows:

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