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[enterprise-4.13] COS-2831: troubleshooting/operating-system: document kdump support over NFS #79018

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[enterprise-4.13] COS-2831: troubleshooting/operating-system: document kdump support over NFS #79018

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13 changes: 13 additions & 0 deletions modules/troubleshooting-enabling-kdump-day-one.adoc
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Expand Up @@ -68,6 +68,19 @@ systemd:
<4> If you want to change the contents of `/etc/sysconfig/kdump` from the default, include this section and modify the `inline` subsection accordingly.
<5> For the `ppc64le` platform, replace `nr_cpus=1` with `maxcpus=1`, which is not supported on this platform.

[NOTE]
====
To export the dumps to NFS targets, the `nfs` kernel module must be explicitly added to the configuration file:

.Example `/etc/kdump.conf` file
[source,text]
----
nfs server.example.com:/export/cores
core_collector makedumpfile -l --message-level 7 -d 31
extra_modules nfs
----
====

. Use Butane to generate a machine config YAML file, `99-worker-kdump.yaml`, containing the configuration to be delivered to the nodes:
+
[source,terminal]
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