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2024-02-23 - 08:06
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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 all highest latencies:
System rackcslot3.osadl.org (updated Fri Feb 23, 2024 00:43:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81790rcu_preempt2261-21kworker/1:219:15:071
81770rcu_preempt3-21ksoftirqd/019:10:550
81720rcu_preempt0-21swapper/023:28:560
81710rcu_preempt0-21swapper/119:40:501
81710rcu_preempt0-21swapper/119:40:501
81710rcu_preempt0-21swapper/019:30:510
81710rcu_preempt0-21swapper/000:44:250
81700rcu_preempt31366-21egrep23:20:461
81700rcu_preempt22222-21ssh21:56:341
81700rcu_preempt0-21swapper/123:40:051
81700rcu_preempt0-21swapper/023:04:250
81700rcu_preempt0-21swapper/022:54:150
81700rcu_preempt0-21swapper/022:54:150
81700rcu_preempt0-21swapper/020:25:480
81700rcu_preempt0-21swapper/000:36:070
81690rcu_preempt19187-21if_wlan022:55:510
81690rcu_preempt0-21swapper/022:13:260
81690rcu_preempt0-21swapper/021:32:340
81680rcu_preempt0-21swapper/122:10:491
81680rcu_preempt0-21swapper/121:52:571
81680rcu_preempt0-21swapper/121:01:091
81680rcu_preempt0-21swapper/021:15:550
81680rcu_preempt0-21swapper/021:15:550
81670rcu_preempt32700-21sh00:30:240
81670rcu_preempt30338-21ls21:05:431
81670rcu_preempt25347-21ssh00:12:240
81670rcu_preempt2012-21ssh21:17:101
81670rcu_preempt2012-21ssh21:17:101
81670rcu_preempt0-21swapper/120:35:471
81670rcu_preempt0-21swapper/120:15:491
81660rcu_preempt30087-21ssh23:16:321
81660rcu_preempt19065-21ssh21:50:580
81660rcu_preempt12815-21ssh23:46:491
81660rcu_preempt11075-21ssh23:44:421
81660rcu_preempt0-21swapper/123:53:091
81660rcu_preempt0-21swapper/122:49:511
81660rcu_preempt0-21swapper/122:34:571
81660rcu_preempt0-21swapper/121:33:251
81650rcu_preempt9109-21if_err_eth122:35:491
81650rcu_preempt701-21ssh22:19:441
81650rcu_preempt29360-21ssh00:21:011
81650rcu_preempt0-21swapper/122:55:591
81650rcu_preempt0-21swapper/120:11:211
81650rcu_preempt0-21swapper/119:33:121
81650rcu_preempt0-21swapper/100:07:281
81650rcu_preempt0-21swapper/022:37:450
81640rcu_preempt23126-21ssh21:59:550
81640rcu_preempt11937-21needreboot19:50:520
81640rcu_preempt0-21swapper/123:03:541
81640rcu_preempt0-21swapper/121:38:591
81640rcu_preempt0-21swapper/121:27:411
81640rcu_preempt0-21swapper/100:11:131
81640rcu_preempt0-21swapper/021:47:500
81630rcu_preempt13274-21ssh22:44:141
81630rcu_preempt0-21swapper/122:54:161
81630rcu_preempt0-21swapper/122:54:161
81630rcu_preempt0-21swapper/100:41:041
81630rcu_preempt0-21swapper/100:31:061
81630rcu_preempt0-21swapper/023:45:470
81630rcu_preempt0-21swapper/022:45:460
81630rcu_preempt0-21swapper/019:25:460
142050630irq/30-eth0-tx-1298-21jbd2/sda3-819:20:510
81620rcu_preempt27218-21python00:16:101
81620rcu_preempt17965-21ssh21:49:041
81620rcu_preempt15244-21ssh21:43:351
81620rcu_preempt0-21swapper/123:31:041
81620rcu_preempt0-21swapper/123:27:191
81620rcu_preempt0-21swapper/122:02:431
81620rcu_preempt0-21swapper/121:20:581
81620rcu_preempt0-21swapper/120:32:021
81620rcu_preempt0-21swapper/023:40:520
81620rcu_preempt0-21swapper/022:23:220
81620rcu_preempt0-21swapper/021:35:460
81620rcu_preempt0-21swapper/000:03:510
81610rcu_preempt4796-21sendmail_mailtr23:30:560
81610rcu_preempt24996-21ssh23:06:291
81610rcu_preempt0-21swapper/123:10:561
81610rcu_preempt0-21swapper/022:40:230
81610rcu_preempt0-21swapper/020:11:340
89950600irq/17-ehci_hcd0-21swapper/022:04:520
81600rcu_preempt5299-21sshd00:40:101
81600rcu_preempt20154-21ssh00:01:171
81600rcu_preempt18128-21sshd23:58:071
81600rcu_preempt0-21swapper/100:25:581
81600rcu_preempt0-21swapper/023:15:580
89950590irq/17-ehci_hcd8826-21cat23:40:230
81590rcu_preempt32643-21diskmemload23:23:450
81590rcu_preempt27634-21ssh22:07:321
81590rcu_preempt2713-21ssh22:22:271
81590rcu_preempt13650-21sshd19:59:091
81590rcu_preempt0-21swapper/120:05:491
81590rcu_preempt0-21swapper/000:20:160
81580rcu_preempt32643-21diskmemload23:11:560
81580rcu_preempt3-21ksoftirqd/021:42:560
81580rcu_preempt3-21ksoftirqd/000:09:090
81580rcu_preempt0-21swapper/122:26:581
81580rcu_preempt0-21swapper/121:15:121
81580rcu_preempt0-21swapper/120:55:431
89150570irq/17-ehci_hcd945-21usb-storage00:21:010
81570rcu_preempt0-21swapper/120:51:321
81570rcu_preempt0-21swapper/120:45:531
81570rcu_preempt0-21swapper/120:21:151
81570rcu_preempt0-21swapper/119:47:061
81570rcu_preempt0-21swapper/119:27:031
81570rcu_preempt0-21swapper/021:20:420
81560rcu_preempt32410-21ssh22:16:530
81560rcu_preempt0-21swapper/119:38:541
81560rcu_preempt0-21swapper/119:25:141
81560rcu_preempt0-21swapper/022:29:080
81560rcu_preempt0-21swapper/020:00:460
81560rcu_preempt0-21swapper/019:17:080
81550rcu_preempt20265-21df20:25:451
81550rcu_preempt15140-21ssh23:51:230
81550rcu_preempt0-21swapper/023:08:250
81550rcu_preempt0-21swapper/022:32:460
81550rcu_preempt0-21swapper/020:05:570
81540rcu_preempt0-21swapper/021:30:100
81530rcu_preempt2630-21ssh00:34:350
81530rcu_preempt10181-21df_abs19:45:450
81530rcu_preempt0-21swapper/023:56:380
81530rcu_preempt0-21swapper/021:10:230
81530rcu_preempt0-21swapper/021:05:410
81530rcu_preempt0-21swapper/020:40:530
81530rcu_preempt0-21swapper/020:20:560
141850530irq/28-eth0-rx-41ktimersoftd/022:10:160
81520rcu_preempt17850-21fw_conntrack20:15:450
81520rcu_preempt0-21swapper/021:00:540
81510rcu_preempt0-21swapper/019:40:550
81510rcu_preempt0-21swapper/019:40:550
2322995148cyclictest945-21usb-storage20:00:531
81490rcu_preempt21541-21df_abs20:30:440
81490rcu_preempt0-21swapper/020:57:000
81490rcu_preempt0-21swapper/019:35:590
81480rcu_preempt13114-21memory19:55:510
81480rcu_preempt0-21swapper/020:45:590
2321994844cyclictest945-21usb-storage20:54:330
2321994643cyclictest945-21usb-storage20:37:330
2322994340cyclictest945-21usb-storage19:16:001
2322994037cyclictest945-21usb-storage20:40:481
81360rcu_preempt19-21ksoftirqd/119:50:521
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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