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2024-04-26 - 00:48
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack4slot2.osadl.org (updated Thu Apr 25, 2024 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502730,0irq/45-4a100000504-21kworker/0:207:06:080
5564999357,0cyclictest0-21swapper07:35:280
5564999259,0cyclictest0-21swapper10:51:000
5564999258,0cyclictest0-21swapper12:30:540
5564999254,0cyclictest0-21swapper08:00:260
5564999157,0cyclictest0-21swapper12:15:420
5564999058,0cyclictest0-21swapper08:11:080
5564999057,0cyclictest0-21swapper07:25:370
5564999055,0cyclictest0-21swapper07:10:230
247632905,0sleep024764-21meminfo08:05:460
5564998958,0cyclictest0-21swapper08:25:520
5564998958,0cyclictest0-21swapper07:55:580
5564998957,0cyclictest0-21swapper07:30:190
5564998955,0cyclictest0-21swapper11:46:050
112262897,0sleep011224-21meminfo09:01:150
7350880,0irq/45-4a1000005838-21diskstats10:20:320
5564998867,0cyclictest0-21swapper10:25:270
5564998856,0cyclictest0-21swapper10:10:290
5564998854,0cyclictest0-21swapper07:50:490
7450870,0irq/46-4a10000025962-21sendmail-msp11:20:530
7350870,0irq/45-4a10000018918-1kworker/u3:110:59:430
7350870,0irq/45-4a1000001360-1kworker/u3:108:34:270
7350870,0irq/45-4a10000013576-1kworker/u3:112:20:280
5564998756,0cyclictest0-21swapper10:35:480
5564998756,0cyclictest0-21swapper07:45:350
7350860,0irq/45-4a1000007690-21/usr/sbin/munin12:00:400
5564998654,0cyclictest0-21swapper11:05:460
5564998654,0cyclictest0-21swapper09:31:400
5564998653,0cyclictest0-21swapper11:35:550
5564998653,0cyclictest0-21swapper11:25:120
5564998653,0cyclictest0-21swapper09:45:250
121512860,0chrt11857-1kworker/u3:012:13:410
7450850,0irq/46-4a1000009040-21apt-get12:05:180
7450850,0irq/46-4a100000430-21snmpd09:21:340
7450850,0irq/46-4a100000351-21sendmail-msp11:40:130
7350850,0irq/45-4a1000004013-21diskstats08:40:290
5564998555,0cyclictest0-21swapper11:10:130
5564998554,0cyclictest0-21swapper09:55:580
299282850,0chrt25933-1kworker/u3:308:20:540
7450840,0irq/46-4a1000004174-21fschecks_time10:15:280
7450840,0irq/46-4a10000019813-21ls11:00:520
7350840,0irq/45-4a1000009742-21seq07:21:320
7350840,0irq/45-4a10000031304-21aten_r4power_po10:01:100
7350840,0irq/45-4a10000027704-21aten_r4power_cu09:50:130
5564998452,0cyclictest0-21swapper08:50:180
7450830,0irq/46-4a10000029960-21fw_forwarded_lo11:30:360
7350830,0irq/45-4a10000023155-1kworker/u3:009:39:480
7350830,0irq/45-4a10000012361-21latency_hist10:40:070
7350830,0irq/45-4a10000012-21ksoftirqd/009:05:400
84672820,0chrt8084-1kworker/u3:007:19:080
7450820,0irq/46-4a1000006223-21sshd08:45:530
7450820,0irq/46-4a1000003556-21munin-run08:39:570
7450820,0irq/46-4a10000015466-21sendmail-msp07:41:060
7350820,0irq/45-4a10000024583-21diskstats09:40:310
5564998253,0cyclictest0-21swapper09:15:270
7450810,0irq/46-4a1000009621-21grep10:30:490
7450810,0irq/46-4a1000006216-21/usr/sbin/munin11:55:410
7450810,0irq/46-4a1000004110-21runrttasks11:50:190
7450810,0irq/46-4a10000025210-21seq11:15:590
7450810,0irq/46-4a10000020926-21sendmail-msp12:40:010
7450810,0irq/46-4a10000014436-21fw_forwarded_lo09:10:360
7350810,0irq/45-4a1000001372-21ls10:06:060
7350810,0irq/45-4a10000013595-1kworker/u3:010:47:480
5564998149,0cyclictest0-21swapper08:55:180
7450800,0irq/46-4a10000019798-21ntpq09:25:520
7450800,0irq/46-4a10000015338-1kworker/u3:012:25:120
7450790,0irq/46-4a10000028094-21if_eth008:15:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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