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2024-11-22 - 11:44
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rackbslot8.osadl.org (updated Thu Nov 21, 2024 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
587502397280irq/54-eth00-21swapper/107:05:551
1099730migration/023647-21munin-node0
24776995721cyclictest0-21swapper/111:00:081
2477699561cyclictest0-21swapper/109:03:211
58750550irq/54-eth09922-21munin-node0
58750550irq/54-eth09871-21apt-get11:25:060
58750550irq/54-eth09871-21apt-get11:25:060
58750550irq/54-eth031800-21munin-node0
58750550irq/54-eth027677-21latency_hist10:39:560
58750550irq/54-eth024436-21munin-node0
58750550irq/54-eth023043-21taskset12:05:120
58750550irq/54-eth022053-21munin-node0
58750550irq/54-eth019806-21fschecks_count11:55:130
58750550irq/54-eth016963-21munin-node0
58750550irq/54-eth011547-21apt-get09:50:100
58750550irq/54-eth00-21swapper/012:33:450
58750550irq/54-eth00-21swapper/012:28:250
58750550irq/54-eth00-21swapper/012:00:170
58750550irq/54-eth00-21swapper/010:15:260
1999550migration/17292-21runrttasks07:54:301
1999550migration/128208-21latency10:40:161
1999550migration/123022-21taskset08:41:251
1999550migration/121673-21runrttasks08:38:131
1799550watchdog/17398-21uptime11:15:231
1799550watchdog/124439-21apt-get12:10:111
1799550watchdog/115849-21df08:20:151
1799550watchdog/110312-21taskset08:02:591
1799550watchdog/10-21swapper/112:35:151
1799550watchdog/10-21swapper/110:59:111
1799550watchdog/10-21swapper/110:49:551
1799550watchdog/10-21swapper/110:00:151
1799550watchdog/10-21swapper/107:15:161
1699550watchdog/05295-21grep11:10:190
1699550watchdog/032026-21cut09:10:110
1699550watchdog/032026-21cut09:10:110
1699550watchdog/02986-21runrttasks07:55:190
1699550watchdog/029073-21munin-node0
1699550watchdog/028329-21seq10:40:190
1699550watchdog/024871-21apt-get07:10:070
1699550watchdog/024871-21apt-get07:10:070
1699550watchdog/01757-21apt-get11:00:070
1699550watchdog/017219-21apt-get08:25:070
1699550watchdog/017137-21latency_hist08:24:550
1699550watchdog/013448-21chrt08:12:110
1699550watchdog/013448-21chrt08:12:110
1699550watchdog/011479-21munin-node0
1699550watchdog/00-21swapper/012:35:110
1699550watchdog/00-21swapper/011:19:310
1699550watchdog/00-21swapper/008:54:110
1699550watchdog/00-21swapper/007:50:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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