1KDUMPCTL(8) System Manager's Manual KDUMPCTL(8)
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6 kdumpctl - control interface for kdump
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10 kdumpctl COMMAND
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14 kdumpctl is used to check or control the kdump service. In most cases,
15 you should use systemctl to start / stop / enable kdump service
16 instead. However, kdumpctl provides more details for debug and a helper
17 to setup ssh key authentication.
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21 start Start the service.
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23 stop Stop the service.
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25 status Prints the current status of kdump service. It returns non-zero
26 value if kdump is not operational.
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28 restart
29 Is equal to start; stop
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31 reload reload crash kernel image and initramfs without triggering a
32 rebuild.
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34 rebuild
35 rebuild the crash kernel initramfs.
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37 propagate
38 Helps to setup key authentication for ssh storage since it's
39 impossible to use password authentication during kdump.
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41 showmem
42 Prints the size of reserved memory for crash kernel in
43 megabytes.
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47 kdump.conf(5), mkdumprd(8)
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51kexec-tools 2015-07-13 KDUMPCTL(8)