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Modify interrupt load balancing policy on reboot/stop

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When rebooting:
1. Stop irqbalance
2. Modify /proc/irq/*/smp_affinity so that McKernel cores are not
   included
3. Start irqbalance with McKernel cores and IHK IRQ banned from
   load balancing

When stopping:
1. Stop irqbalance
2. Restore /proc/irq/*/smp_affinity
3. Restart irqbalance with the system default settings

refs #760
This commit is contained in:
Masamichi Takagi
2016-09-09 19:17:40 +09:00
parent e551aa17ed
commit 2f95f7cda8
7 changed files with 87 additions and 1 deletions
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10
arch/x86/tools/irqbalance_mck.service.in Normal file
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[Unit]
Description=irqbalance daemon
After=syslog.target
[Service]
EnvironmentFile=@ETCDIR@/irqbalance_mck
ExecStart=/usr/sbin/irqbalance --foreground $IRQBALANCE_ARGS
[Install]
WantedBy=multi-user.target