Oracle Linux: Set The Size Of /dev/shm (tmpfs)
(Doc ID 2500032.1)
Last updated on JUNE 24, 2020
Applies to:
Linux OS - Version Oracle Linux 5.0 to Oracle Linux 7.6 [Release OL5 to OL7U6]Linux x86
Linux x86-64
Goal
The tmpfs file system is similar to a RAMDISK, but supports resizing and memory paging. The default size is "half of physical memory" but the memory is not allocated until files are created. The technique for changing the memory limit is shown below.
Solution
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In this Document
| Goal |
| Solution |
| Command Line Usage |
| /etc/fstab Usage |