f28832759e
When doing cpu softplug via /sys
ie)
echo 0 > /sys/devices/system/cpu/cpuX/online
echo 1 > /sys/devices/system/cpu/cpuX/online
the kdump service is restarted on every cpu up and down. Eventually the
service stops because it is rate limited by systemd.
[root@dhg3 hoemann]# systemctl status kdump
kdump.service - Crash recovery kernel arming
Loaded: loaded (/usr/lib/systemd/system/kdump.service; enabled)
Active: failed (Result: start-limit) since Tue 2014-04-22 17:02:56 MDT; 59min ago
Process: 8803 ExecStop=/usr/bin/kdumpctl stop (code=exited, status=0/SUCCESS)
Process: 8911 ExecStart=/usr/bin/kdumpctl start (code=killed, signal=TERM)
Main PID: 8911 (code=killed, signal=TERM)
Apr 22 17:02:56 dhg3 systemd[1]: Starting Crash recovery kernel arming...
Apr 22 17:02:56 dhg3 systemd[1]: Stopping Crash recovery kernel arming...
Apr 22 17:02:56 dhg3 systemd[1]: Starting Crash recovery kernel arming...
Apr 22 17:02:56 dhg3 systemd[1]: kdump.service start request repeated too quickly, refusing to start.
Apr 22 17:02:56 dhg3 systemd[1]: Failed to start Crash recovery kernel arming.
Apr 22 17:02:56 dhg3 systemd[1]: Unit kdump.service entered failed state.
The ratelimiting can be disabled by adding StartLimitInterval=0 to the kdump
service file.
Cc: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Prarit Bhargava <prarit@redhat.com>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
14 lines
277 B
Desktop File
14 lines
277 B
Desktop File
[Unit]
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Description=Crash recovery kernel arming
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After=network.target network-online.target remote-fs.target
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[Service]
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Type=oneshot
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ExecStart=/usr/bin/kdumpctl start
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ExecStop=/usr/bin/kdumpctl stop
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RemainAfterExit=yes
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StartLimitInterval=0
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[Install]
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WantedBy=multi-user.target
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