Exalogic: How to enable swap if we get an error 'swapon: /dev/mapper/VolGroup00-LogVol01: read swap header failed: Invalid argument' ?
(Doc ID 2675194.1)
Last updated on NOVEMBER 14, 2022
Applies to:Oracle Exalogic Elastic Cloud Software - Version 22.214.171.124.0 to 126.96.36.199.200114
Information in this document applies to any platform.
Under certain circumstance such as the following, you may be performing swap-off and swap-on
a. Swap is on and system is under memory pressure and swap is unused
b. Swap shows 0 and reluctant to clear though we have system RAM
c. Bloated SWAP
When doing swapon, you may see the error shown below, on some occasions:
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