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CONTAP-451529: kern.vm.mmap.return message is repeated followed by a MGWD subsystem restart

  1. Last updated
    May 21, 2025
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Category:
ontap-9
Specialty:
core
Last Updated:
5/21/2025, 7:21:46 AM

Issue

The kern.vm.mmap.return message was repeated, followed by a MGWD subsystem restart
 
Example:
 
Thu May 01 2025 08:46:45 GMT  [node-01: mgwd: kern.vm.mmap.return: NOTICE] mmap(2) by mgwd (pid 3160) for size 6656000 failed: VMEM limit exceeded, limit 4294967296, error 12.
Thu May 01 2025 08:50:01 GMT  [node-01: mgwd: kern.vm.mmap.return: NOTICE] mmap(2) by mgwd (pid 3160) for size 6656000 failed: VMEM limit exceeded, limit 4294967296, error 12.
Thu May 01 2025 08:52:45 GMT  [node-01: mgwd: kern.vm.mmap.return: NOTICE] mmap(2) by mgwd (pid 3160) for size 6656000 failed: VMEM limit exceeded, limit 4294967296, error 12.
Thu May 01 2025 08:53:58 GMT  [node-01: spmd: spm.mgwd.process.exit: EMERGENCY] Management Gateway (mgwd) subsystem with ID 3160 exited as a result of signal normal exit (0). The subsystem will attempt to restart
 

 

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