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2026-05-11 - 13:22
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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 376 highest latencies:
System rack4slot4.osadl.org (updated Mon May 11, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71610rcu_preempt0-21swapper/023:19:410
71610rcu_preempt0-21swapper/023:19:410
71580rcu_preempt0-21swapper/022:07:570
71580rcu_preempt0-21swapper/022:07:570
71580rcu_preempt0-21swapper/022:07:570
71560rcu_preempt0-21swapper/200:27:042
71560rcu_preempt0-21swapper/200:27:042
71560rcu_preempt0-21swapper/200:27:042
46050550irq/122-QManpo25562-2110:48:550
46050550irq/122-QManpo25562-2110:48:550
2654599522cyclictest9613-1kworker/0:2H22:38:160
2654599522cyclictest9613-1kworker/0:2H22:38:160
2654599522cyclictest9613-1kworker/0:2H22:38:160
2654599521cyclictest3657-21/usr/sbin/munin21:28:170
2654599521cyclictest3657-21/usr/sbin/munin21:28:170
2654599521cyclictest3657-21/usr/sbin/munin21:28:170
2654599521cyclictest0-21swapper/021:38:530
2654599521cyclictest0-21swapper/021:38:530
2654599521cyclictest0-21swapper/021:38:530
26545995218cyclictest29392-21aten_r4power_cu19:22:590
26545995218cyclictest29392-21aten_r4power_cu19:22:590
2654599513cyclictest0-21swapper/023:05:330
2654599513cyclictest0-21swapper/023:05:330
2654599513cyclictest0-21swapper/022:52:480
2654599513cyclictest0-21swapper/022:52:480
2654599513cyclictest0-21swapper/022:52:480
2654599513cyclictest0-21swapper/022:31:420
2654599513cyclictest0-21swapper/022:31:420
2654599513cyclictest0-21swapper/022:31:420
2654599512cyclictest26132-21/usr/sbin/munin21:08:010
2654599512cyclictest26132-21/usr/sbin/munin21:08:010
26545995117cyclictest0-21swapper/022:07:470
26545995117cyclictest0-21swapper/022:07:470
26545995117cyclictest0-21swapper/022:07:470
26545995117cyclictest0-21swapper/000:12:330
26545995117cyclictest0-21swapper/000:12:330
26545995117cyclictest0-21swapper/000:12:330
2654599504cyclictest0-21swapper/023:12:230
2654599504cyclictest0-21swapper/023:12:230
2654599504cyclictest0-21swapper/023:12:230
2654599504cyclictest0-21swapper/022:16:520
2654599504cyclictest0-21swapper/022:16:520
2654599503cyclictest0-21swapper/023:55:110
2654599503cyclictest0-21swapper/023:55:110
2654599503cyclictest0-21swapper/023:13:340
2654599503cyclictest0-21swapper/023:13:340
2654599503cyclictest0-21swapper/023:13:340
2654599503cyclictest0-21swapper/021:49:320
2654599503cyclictest0-21swapper/021:49:320
2654599503cyclictest0-21swapper/019:33:020
2654599503cyclictest0-21swapper/019:33:020
2654599503cyclictest0-21swapper/000:04:530
2654599503cyclictest0-21swapper/000:04:530
2654599503cyclictest0-21swapper/000:04:530
26545995018cyclictest0-21swapper/019:57:470
26545995018cyclictest0-21swapper/019:57:470
2654599494cyclictest4847-1kworker/0:0H20:08:020
2654599494cyclictest4847-1kworker/0:0H20:08:020
2654599493cyclictest0-21swapper/023:52:560
2654599493cyclictest0-21swapper/023:52:560
2654599493cyclictest0-21swapper/023:46:490
2654599493cyclictest0-21swapper/023:46:490
2654599493cyclictest0-21swapper/023:46:490
2654599493cyclictest0-21swapper/023:23:110
2654599493cyclictest0-21swapper/023:23:110
2654599493cyclictest0-21swapper/023:23:110
2654599493cyclictest0-21swapper/022:46:280
2654599493cyclictest0-21swapper/022:46:280
2654599493cyclictest0-21swapper/022:46:280
2654599493cyclictest0-21swapper/022:23:540
2654599493cyclictest0-21swapper/022:23:540
2654599493cyclictest0-21swapper/021:53:140
2654599493cyclictest0-21swapper/021:53:140
2654599493cyclictest0-21swapper/021:53:140
2654599493cyclictest0-21swapper/021:43:050
2654599493cyclictest0-21swapper/021:43:050
2654599493cyclictest0-21swapper/021:43:050
2654599493cyclictest0-21swapper/020:48:120
2654599493cyclictest0-21swapper/020:48:120
2654599493cyclictest0-21swapper/019:13:000
2654599493cyclictest0-21swapper/019:13:000
2654599493cyclictest0-21swapper/000:38:180
2654599493cyclictest0-21swapper/000:38:180
2654599493cyclictest0-21swapper/000:33:180
2654599493cyclictest0-21swapper/000:33:180
2654599493cyclictest0-21swapper/000:32:190
2654599493cyclictest0-21swapper/000:32:190
2654599493cyclictest0-21swapper/000:32:190
2654599493cyclictest0-21swapper/000:23:140
2654599493cyclictest0-21swapper/000:23:140
2654599493cyclictest0-21swapper/000:23:140
26545994918cyclictest0-21swapper/019:18:120
26545994918cyclictest0-21swapper/019:18:120
2654599483cyclictest0-21swapper/022:34:210
2654599483cyclictest0-21swapper/022:34:210
2654599483cyclictest0-21swapper/022:34:210
2654599483cyclictest0-21swapper/020:33:010
2654599483cyclictest0-21swapper/020:33:010
2654599481cyclictest769-21sendmail-msp21:26:500
2654599481cyclictest769-21sendmail-msp21:26:500
26545994816cyclictest0-21swapper/021:15:380
26545994816cyclictest0-21swapper/021:15:380
2654599474cyclictest0-21swapper/023:01:190
2654599474cyclictest0-21swapper/023:01:190
2654599473cyclictest0-21swapper/021:18:130
2654599473cyclictest0-21swapper/021:18:130
2654599473cyclictest0-21swapper/000:16:240
2654599473cyclictest0-21swapper/000:16:240
2654599473cyclictest0-21swapper/000:16:240
2654599463cyclictest0-21swapper/019:50:490
2654599463cyclictest0-21swapper/019:50:490
2654599461cyclictest616-21sendmail-msp23:33:590
2654599461cyclictest616-21sendmail-msp23:33:590
2654599461cyclictest616-21sendmail-msp23:33:590
2654699453cyclictest0-21swapper/123:57:581
2654699453cyclictest0-21swapper/123:57:581
2654699441cyclictest4618-21/usr/sbin/munin21:28:171
2654699441cyclictest4618-21/usr/sbin/munin21:28:171
2654699441cyclictest4618-21/usr/sbin/munin21:28:171
26546994415cyclictest0-21swapper/122:33:121
26546994415cyclictest0-21swapper/122:33:121
26546994415cyclictest0-21swapper/122:33:121
2654699434cyclictest0-21swapper/123:23:531
2654699434cyclictest0-21swapper/123:23:531
2654699434cyclictest0-21swapper/123:23:531
2654699433cyclictest26370-21diskstats21:08:051
2654699433cyclictest26370-21diskstats21:08:051
2654699433cyclictest0-21swapper/121:45:111
2654699433cyclictest0-21swapper/121:45:111
2654699433cyclictest0-21swapper/121:45:111
2654699433cyclictest0-21swapper/100:08:411
2654699433cyclictest0-21swapper/100:08:411
2654699433cyclictest0-21swapper/100:08:411
2654699432cyclictest29764-21meminfo19:23:081
2654699432cyclictest29764-21meminfo19:23:081
2654699432cyclictest0-21swapper/100:18:111
2654699432cyclictest0-21swapper/100:18:111
2654699432cyclictest0-21swapper/100:18:111
2654699431cyclictest4030-21/usr/sbin/munin22:28:141
2654699431cyclictest4030-21/usr/sbin/munin22:28:141
2654699431cyclictest4030-21/usr/sbin/munin22:28:141
26546994316cyclictest0-21swapper/122:24:041
26546994316cyclictest0-21swapper/122:24:041
71420rcu_preempt743-1kworker/1:1H00:23:131
71420rcu_preempt743-1kworker/1:1H00:23:131
71420rcu_preempt743-1kworker/1:1H00:23:131
71420rcu_preempt0-21swapper/220:02:572
71420rcu_preempt0-21swapper/220:02:572
71420rcu_preempt0-21swapper/220:02:572
71420rcu_preempt0-21swapper/200:33:542
71420rcu_preempt0-21swapper/200:33:542
46650420irq/116-QManpo25317-2110:48:553
46650420irq/116-QManpo25317-2110:48:553
2654699425cyclictest0-21swapper/122:42:491
2654699425cyclictest0-21swapper/122:42:491
2654699425cyclictest0-21swapper/122:42:491
2654699423cyclictest0-21swapper/123:43:151
2654699423cyclictest0-21swapper/123:43:151
2654699423cyclictest0-21swapper/123:43:151
2654699423cyclictest0-21swapper/123:40:301
2654699423cyclictest0-21swapper/123:40:301
2654699423cyclictest0-21swapper/123:34:051
2654699423cyclictest0-21swapper/123:34:051
2654699423cyclictest0-21swapper/123:34:051
2654699423cyclictest0-21swapper/123:12:001
2654699423cyclictest0-21swapper/123:12:001
2654699423cyclictest0-21swapper/123:12:001
2654699423cyclictest0-21swapper/122:48:541
2654699423cyclictest0-21swapper/122:48:541
2654699423cyclictest0-21swapper/122:48:541
2654699423cyclictest0-21swapper/122:05:431
2654699423cyclictest0-21swapper/122:05:431
2654699423cyclictest0-21swapper/122:05:431
2654699423cyclictest0-21swapper/121:23:391
2654699423cyclictest0-21swapper/121:23:391
2654699422cyclictest27725-21df_inode22:13:031
2654699422cyclictest27725-21df_inode22:13:031
2654699421cyclictest8903-21cut21:38:001
2654699421cyclictest8903-21cut21:38:001
2654699421cyclictest8903-21cut21:38:001
26546994216cyclictest0-21swapper/123:55:011
26546994216cyclictest0-21swapper/123:55:011
26546994215cyclictest2767-21diskstats19:43:031
26546994215cyclictest2767-21diskstats19:43:031
26546994215cyclictest13654-21runrttasks22:46:321
26546994215cyclictest13654-21runrttasks22:46:321
26546994215cyclictest13654-21runrttasks22:46:321
71410rcu_preempt0-21swapper/222:10:242
71410rcu_preempt0-21swapper/222:10:242
71410rcu_preempt0-21swapper/222:10:242
2654699413cyclictest0-21swapper/123:29:461
2654699413cyclictest0-21swapper/123:29:461
2654699413cyclictest0-21swapper/123:18:091
2654699413cyclictest0-21swapper/123:18:091
2654699413cyclictest0-21swapper/122:54:191
2654699413cyclictest0-21swapper/122:54:191
2654699413cyclictest0-21swapper/122:54:191
2654699413cyclictest0-21swapper/121:15:341
2654699413cyclictest0-21swapper/121:15:341
2654699413cyclictest0-21swapper/120:18:041
2654699413cyclictest0-21swapper/120:18:041
2654699413cyclictest0-21swapper/120:03:071
2654699413cyclictest0-21swapper/120:03:071
2654699413cyclictest0-21swapper/120:03:071
2654699413cyclictest0-21swapper/100:28:471
2654699413cyclictest0-21swapper/100:28:471
2654699413cyclictest0-21swapper/100:28:471
2654699412cyclictest7209-21users21:33:211
2654699412cyclictest7209-21users21:33:211
2654699412cyclictest0-21swapper/119:42:471
2654699412cyclictest0-21swapper/119:42:471
2654699411cyclictest1959-21runrttasks21:55:191
2654699411cyclictest1959-21runrttasks21:55:191
2654699411cyclictest1959-21runrttasks21:55:191
26546994117cyclictest0-21swapper/123:51:561
26546994117cyclictest0-21swapper/123:51:561
26546994116cyclictest0-21swapper/100:34:121
26546994116cyclictest0-21swapper/100:34:121
26546994115cyclictest25712-21grep22:08:171
26546994115cyclictest25712-21grep22:08:171
26546994115cyclictest25712-21grep22:08:171
26546994115cyclictest0-21swapper/120:13:011
26546994115cyclictest0-21swapper/120:13:011
26546994115cyclictest0-21swapper/100:03:431
26546994115cyclictest0-21swapper/100:03:431
26546994115cyclictest0-21swapper/100:03:431
71400rcu_preempt0-21swapper/022:54:170
71400rcu_preempt0-21swapper/022:54:170
71400rcu_preempt0-21swapper/022:54:170
46250400irq/120-QManpo26419-2110:48:551
46250400irq/120-QManpo26419-2110:48:551
2654699403cyclictest0-21swapper/122:20:251
2654699403cyclictest0-21swapper/122:20:251
2654699403cyclictest0-21swapper/122:20:251
2654699403cyclictest0-21swapper/120:45:471
2654699403cyclictest0-21swapper/120:45:471
2654699403cyclictest0-21swapper/120:45:471
2654699402cyclictest32535-21memory19:33:081
2654699402cyclictest32535-21memory19:33:081
2654699402cyclictest28267-21ntp_states00:13:131
2654699402cyclictest28267-21ntp_states00:13:131
2654699402cyclictest28267-21ntp_states00:13:131
2654699402cyclictest27957-21diskstats23:13:041
2654699402cyclictest27957-21diskstats23:13:041
2654699402cyclictest27957-21diskstats23:13:041
2654699402cyclictest22344-21wc23:02:521
2654699402cyclictest22344-21wc23:02:521
26546994015cyclictest0-21swapper/121:58:031
26546994015cyclictest0-21swapper/121:58:031
2654599403cyclictest0-21swapper/023:32:510
2654599403cyclictest0-21swapper/023:32:510
71390rcu_preempt25950-1kworker/0:1H22:18:070
71390rcu_preempt25950-1kworker/0:1H22:18:070
71390rcu_preempt25950-1kworker/0:1H22:18:070
71390rcu_preempt0-21swapper/322:05:103
71390rcu_preempt0-21swapper/322:05:103
71390rcu_preempt0-21swapper/322:05:103
71390rcu_preempt0-21swapper/300:10:123
71390rcu_preempt0-21swapper/300:10:123
71390rcu_preempt0-21swapper/300:10:123
71390rcu_preempt0-21swapper/020:43:540
71390rcu_preempt0-21swapper/020:43:540
71390rcu_preempt0-21swapper/020:43:540
2654699393cyclictest0-21swapper/123:05:271
2654699393cyclictest0-21swapper/123:05:271
2654699392cyclictest9722-21diskstats20:08:041
2654699392cyclictest9722-21diskstats20:08:041
2654699392cyclictest9083-21irqstats00:38:061
2654699392cyclictest9083-21irqstats00:38:061
2654699392cyclictest24913-21df21:03:011
2654699392cyclictest24913-21df21:03:011
2654699392cyclictest24913-21df21:03:011
2654699392cyclictest0-21swapper/119:53:081
2654699392cyclictest0-21swapper/119:53:081
26546993916cyclictest1958-21snmpd19:13:051
26546993916cyclictest1958-21snmpd19:13:051
71380rcu_preempt0-21swapper/221:23:122
71380rcu_preempt0-21swapper/221:23:122
71380rcu_preempt0-21swapper/000:02:240
71380rcu_preempt0-21swapper/000:02:240
2654699383cyclictest0-21swapper/121:48:031
2654699383cyclictest0-21swapper/121:48:031
2654699382cyclictest0-21swapper/121:18:521
2654699382cyclictest0-21swapper/121:18:521
26546993815cyclictest0-21swapper/119:22:481
26546993815cyclictest0-21swapper/119:22:481
26546993814cyclictest0-21swapper/121:02:471
26546993814cyclictest0-21swapper/121:02:471
71370rcu_preempt11481-21latency_hist21:42:582
71370rcu_preempt11481-21latency_hist21:42:582
71370rcu_preempt11481-21latency_hist21:42:582
71370rcu_preempt0-21swapper/223:52:212
71370rcu_preempt0-21swapper/223:52:212
71370rcu_preempt0-21swapper/222:43:202
71370rcu_preempt0-21swapper/222:43:202
71370rcu_preempt0-21swapper/222:43:202
71370rcu_preempt0-21swapper/222:05:362
71370rcu_preempt0-21swapper/222:05:362
71370rcu_preempt0-21swapper/222:05:362
71360rcu_preempt506-21grep19:33:152
71360rcu_preempt506-21grep19:33:152
71360rcu_preempt12619-1kworker/2:0H23:23:012
71360rcu_preempt12619-1kworker/2:0H23:23:012
71360rcu_preempt12619-1kworker/2:0H23:23:012
71360rcu_preempt0-21swapper/322:11:503
71360rcu_preempt0-21swapper/322:11:503
71360rcu_preempt0-21swapper/322:11:503
71360rcu_preempt0-21swapper/321:52:243
71360rcu_preempt0-21swapper/321:52:243
71360rcu_preempt0-21swapper/321:43:203
71360rcu_preempt0-21swapper/321:43:203
71360rcu_preempt0-21swapper/321:43:203
71360rcu_preempt0-21swapper/300:31:473
71360rcu_preempt0-21swapper/300:31:473
71360rcu_preempt0-21swapper/300:31:473
71360rcu_preempt0-21swapper/300:27:553
71360rcu_preempt0-21swapper/300:27:553
71360rcu_preempt0-21swapper/221:53:372
71360rcu_preempt0-21swapper/221:53:372
71360rcu_preempt0-21swapper/221:53:372
71360rcu_preempt0-21swapper/219:23:462
71360rcu_preempt0-21swapper/219:23:462
71360rcu_preempt0-21swapper/219:12:492
71360rcu_preempt0-21swapper/219:12:492
71360rcu_preempt0-21swapper/200:05:102
71360rcu_preempt0-21swapper/200:05:102
71360rcu_preempt0-21swapper/200:05:102
71360rcu_preempt0-21swapper/019:30:510
71360rcu_preempt0-21swapper/019:30:510
46050360irq/122-QManpo19334-2110:48:550
46050360irq/122-QManpo19334-2110:48:550
2654699363cyclictest0-21swapper/120:32:481
2654699363cyclictest0-21swapper/120:32:481
2654699362cyclictest0-21swapper/120:42:481
2654699362cyclictest0-21swapper/120:42:481
26546993616cyclictest0-21swapper/119:28:061
26546993616cyclictest0-21swapper/119:28:061
71350rcu_preempt15296-21sh21:49:022
71350rcu_preempt15296-21sh21:49:022
71350rcu_preempt0-21swapper/323:13:463
71350rcu_preempt0-21swapper/323:13:463
71350rcu_preempt0-21swapper/323:13:463
71350rcu_preempt0-21swapper/321:42:593
71350rcu_preempt0-21swapper/223:45:162
71350rcu_preempt0-21swapper/223:45:162
71350rcu_preempt0-21swapper/223:45:162
71350rcu_preempt0-21swapper/223:27:552
71350rcu_preempt0-21swapper/223:27:552
71350rcu_preempt0-21swapper/223:15:442
71350rcu_preempt0-21swapper/223:15:442
71350rcu_preempt0-21swapper/223:15:442
71350rcu_preempt0-21swapper/222:51:302
71350rcu_preempt0-21swapper/222:51:302
71350rcu_preempt0-21swapper/222:51:302
71350rcu_preempt0-21swapper/222:31:192
71350rcu_preempt0-21swapper/222:31:192
71350rcu_preempt0-21swapper/222:31:192
71350rcu_preempt0-21swapper/222:23:202
71350rcu_preempt0-21swapper/222:23:202
71350rcu_preempt0-21swapper/222:14:522
71350rcu_preempt0-21swapper/222:14:522
71350rcu_preempt0-21swapper/221:18:012
71350rcu_preempt0-21swapper/221:18:012
71350rcu_preempt0-21swapper/021:33:470
71350rcu_preempt0-21swapper/021:33:470
71350rcu_preempt0-21swapper/021:07:150
71350rcu_preempt0-21swapper/021:07:150
71350rcu_preempt0-21swapper/021:07:150
71350rcu_preempt0-21swapper/020:06:400
71350rcu_preempt0-21swapper/020:06:400
71350rcu_preempt0-21swapper/020:06:400
71350rcu_preempt0-21swapper/019:47:060
71350rcu_preempt0-21swapper/019:47:060
71340rcu_preempt0-21swapper/323:22:443
71340rcu_preempt0-21swapper/323:22:443
71340rcu_preempt0-21swapper/223:56:422
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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