Flashes (Alerts)
Abstract
The kernel dump capture operation might not complete when configuring a dump target on:
- NVMe adapters and NVMe SSD devices
- Fibre channel devices
Content
Linux Releases Affected
Red Hat® Enterprise Linux (RHEL) 9.3, and later
IBM Systems Affected
All Power10 systems with Emulex FC adapters that have feature codes: EN1A, EN1L, or EN1N.
All Power10 systems with NVMe adapters and NVMe SSD devices.
Description
Linux installation on any disks. If kdump target is on a NVMe or FC device, then the dump capture operation fails to save the vmcore on the device.
Workaround
- Edit /etc/sysconfig/kdump. Modify the KDUMP_COMMANDLINE_APPEND parameter to remove the "maxcpus=1" string and save the file.
- Restart the kdump service by running the following command:
# systemctl restart kdump.service
Fix Outlook
You can track the fix outlook by viewing:
Red Hat bug numbers: 2217488
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Document Information
Modified date:
02 January 2024
UID
ibm17060349