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2024-02-24 - 05:10
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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 highest latencies:
System rack4slot1.osadl.org (updated Fri Feb 23, 2024 20:10:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1702724470,1sleep012-21ksoftirqd/020:11:380
1702724470,1sleep012-21ksoftirqd/020:11:380
2718821410,1sleep012-21ksoftirqd/019:12:020
59502940,2sleep30-21swapper/319:41:553
59502940,2sleep30-21swapper/319:41:553
26334998478,3cyclictest1613-21latency_hist19:31:361
26334998478,3cyclictest1613-21latency_hist19:31:361
101482520,3sleep30-21swapper/319:52:043
101482520,3sleep30-21swapper/319:52:043
26334994211,6cyclictest29315-21grep19:17:071
26334994211,6cyclictest29315-21grep19:17:071
2633299412,32cyclictest5816-21snmpd19:51:500
2633299412,32cyclictest5816-21snmpd19:51:500
16472410,3chrt0-21swapper/219:31:412
16472410,3chrt0-21swapper/219:31:412
103202410,3sleep10-21swapper/119:52:061
103202410,3sleep10-21swapper/119:52:061
62522390,3sleep00-21swapper/019:42:000
62522390,3sleep00-21swapper/019:42:000
160092390,4sleep10-21swapper/120:07:051
160092390,4sleep10-21swapper/120:07:051
2633499381,10cyclictest3741-21fschecks_count19:36:511
2633499381,10cyclictest3741-21fschecks_count19:36:511
26582360,3sleep10-21swapper/119:32:081
26582360,3sleep10-21swapper/119:32:081
2633299364,20cyclictest37650irq/55-eth019:16:520
2633299364,20cyclictest37650irq/55-eth019:16:520
26332993621,11cyclictest690-21runrttasks19:56:480
26332993621,11cyclictest690-21runrttasks19:56:480
2633499351,12cyclictest7680-21fschecks_time19:46:551
2633499342,7cyclictest5816-21snmpd20:01:541
2633499341,11cyclictest11532-21grep19:56:511
2633499341,11cyclictest11532-21grep19:56:511
2633499331,10cyclictest5576-21sort19:41:511
2633499331,10cyclictest5576-21sort19:41:511
2633499311,11cyclictest30346-21fschecks_time19:21:501
2633499311,11cyclictest30346-21fschecks_time19:21:501
63972300,3sleep20-21swapper/219:42:022
63972300,3sleep20-21swapper/219:42:022
2633499301,10cyclictest28065-21runrttasks19:16:351
2633299301,4cyclictest0-21swapper/020:01:510
291192290,3chrt29114-21find19:17:062
291192290,3chrt29114-21find19:17:062
26332992812,11cyclictest943-21kworker/u8:919:31:360
26332992812,11cyclictest943-21kworker/u8:919:31:360
2633599266,5cyclictest131rcu_preempt19:36:512
2633599266,5cyclictest131rcu_preempt19:36:512
2633299261,4cyclictest0-21swapper/019:21:470
2633299261,4cyclictest0-21swapper/019:21:470
2633599248,5cyclictest131rcu_preempt19:51:502
2633599248,5cyclictest131rcu_preempt19:51:502
26335992412,9cyclictest261rcuc/220:06:512
26335992412,9cyclictest261rcuc/220:06:512
26335992412,8cyclictest26324-21cyclictest20:01:502
2633799233,13cyclictest0-21swapper/320:06:503
2633799233,13cyclictest0-21swapper/320:06:503
2633799224,12cyclictest0-21swapper/319:56:483
2633799224,12cyclictest0-21swapper/319:56:483
2633299221,18cyclictest2323-21needreboot19:32:030
2633299221,18cyclictest2323-21needreboot19:32:030
75382210,4sleep30-21swapper/319:46:533
2633599217,11cyclictest9674-21systemd-journal19:16:292
2633299219,9cyclictest7432-21apt-get19:46:520
261752211,13sleep30-21swapper/319:11:423
9542201,4sleep30-21swapper/319:27:493
9542201,4sleep30-21swapper/319:27:493
26335992014,3cyclictest27-21ksoftirqd/219:27:072
26335992014,3cyclictest27-21ksoftirqd/219:27:072
2633299203,12cyclictest0-21swapper/019:36:490
2633299203,12cyclictest0-21swapper/019:36:490
2633599197,9cyclictest27-21ksoftirqd/219:46:532
26335991911,5cyclictest0-21swapper/219:21:462
26335991911,5cyclictest0-21swapper/219:21:462
2633799182,12cyclictest0-21swapper/320:01:523
2633799182,11cyclictest0-21swapper/319:16:533
2633799182,11cyclictest0-21swapper/319:16:533
2633799181,11cyclictest0-21swapper/319:21:483
2633799181,11cyclictest0-21swapper/319:21:483
2633599187,8cyclictest11575-21gltestperf19:56:512
2633599187,8cyclictest11575-21gltestperf19:56:512
2633799172,10cyclictest0-21swapper/319:36:493
2633799172,10cyclictest0-21swapper/319:36:493
2633799172,10cyclictest0-21swapper/319:31:553
2633799172,10cyclictest0-21swapper/319:31:553
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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