SwapFree is greater than SwapTotal in /proc/meminfo

Solution Verified - Updated -

Issue

  • SwapFree is greater than SwapTotal in /proc/meminfo
# grep -i swap /proc/meminfo 
SwapCached:       113464 kB
SwapTotal:       2097148 kB
SwapFree:        2295256 kB
  • free command output reporting incorrect swap usage.
# free -m 
             total       used       free     shared    buffers     cached
Mem:          7872       4942       2929          0         10        324
-/+ buffers/cache:       4607       3264
Swap:         2047 17592186044222   2241

Environment

  • Red Hat Enterprise Linux Server 6.7
  • kernel-2.6.32-573.1.1.el6.x86_64
  • /proc/meminfo
  • free

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