KDump encounters Out of Memory on system crash in RHEL 5.8

Solution Verified - Updated -

Issue

  • When my system crashes, kdump fails with an Out of Memory error:
Starting udev: Kernel panic - not syncing: Out of memory and no killable processes...
  • I have tried configuring the crashkernel kernel command line option with increasing amounts of memory, but I get the same Out of Memory error.

Environment

  • Red Hat Enterprise Linux 5
  • kdump

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