The system show different memory usage via using the "free -m" command and "gnome-system-monitor" tool.

Solution Verified - Updated -

Environment

  • Red Hat Enterprise Linux 6.1

Issue

  • The system show different memory usage via using the "free -m" command and "gnome-system-monitor" tool.

Resolution

  • It is a normal phemonemon.

  • The gnome-system-monitor tool show the memory usage that is not include the buffer and cache.

  • gnome-system-monitor show the memory usage is the same as free -m output in -/+ buffers/cache line.

# free -m
             total       used       free     shared    buffers     cached
Mem:           996        520        475          0         53        228
-/+ buffers/cache:        238        758
Swap:          199          0        199

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