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2026-05-12 - 14:50
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 376 highest latencies:
System rack2slot0.osadl.org (updated Tue May 12, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
606621050,0sleep2311rcuc/210:15:492
1434221020,0sleep20-21swapper/210:33:132
1152521000,0sleep20-21swapper/210:41:132
175902820,0sleep20-21swapper/212:08:122
92412740,0sleep30-21swapper/310:38:183
245332730,0sleep10-21swapper/111:32:241
207942590,2sleep3980199cyclictest10:44:503
27902580,1sleep11-21systemd10:48:501
215432570,0sleep00-21swapper/009:52:160
182802570,0sleep0111rcuc/009:16:350
170822560,1sleep217084-21bash11:09:292
73332540,0sleep37329-21sshd10:04:573
131822540,0sleep30-21swapper/311:45:193
207842530,0sleep30-21swapper/311:43:153
154242530,0sleep30-21swapper/311:14:543
269392520,0sleep30-21swapper/310:31:293
20892520,0sleep00-21swapper/010:29:260
155412520,0sleep00-21swapper/012:19:170
213032510,0sleep30-21swapper/310:28:163
131852510,0sleep10-21swapper/111:11:531
35962490,0sleep30-21swapper/312:04:143
35232490,1sleep2979699cyclictest11:55:442
265652490,0sleep126566-21sshd11:57:471
203702480,0sleep00-21swapper/010:30:530
92652470,0sleep10-21swapper/110:18:571
78622470,1sleep1231rcuc/109:56:391
83972460,0sleep10-21swapper/110:35:241
16542440,2sleep0978499cyclictest11:52:490
5702400,1sleep125-21ksoftirqd/112:17:581
931623928,6sleep30-21swapper/307:05:273
855522922,4sleep20-21swapper/207:05:172
96222287,7sleep00-21swapper/007:09:150
211392280,2sleep175850irq/25-eno1-tx-10:11:371
959322211,7sleep10-21swapper/107:08:521
230812210,0sleep00-21swapper/012:31:030
230812210,0sleep00-21swapper/012:31:020
78202200,1sleep2311rcuc/209:48:222
14762200,1sleep3674-21dbus-daemon11:55:333
101412200,0sleep00-21swapper/011:36:430
179202190,1sleep117915-21sshd12:39:051
179202190,1sleep117915-21sshd12:39:041
138592190,1sleep30-21swapper/312:27:293
80062170,0sleep00-21swapper/012:26:580
59132170,0sleep05911-21id11:25:140
20952170,0sleep30-21swapper/309:39:373
190272160,1sleep10-21swapper/110:30:471
979199150,13cyclictest30145-21sshd12:23:191
9784991515,0cyclictest9378-21kworker/0:209:43:570
9784991513,1cyclictest13976-21kworker/0:409:34:480
77402150,0sleep00-21swapper/009:37:190
246682150,0sleep20-21swapper/209:29:192
11692150,0sleep00-21swapper/009:10:310
980199140,1cyclictest699-21gdbus11:53:063
9784991413,0cyclictest886-21kworker/0:011:19:170
9784991413,0cyclictest8101-21kworker/0:310:02:420
9784991413,0cyclictest22790-21kworker/0:009:26:070
4642140,0sleep00-21swapper/009:47:440
303162140,0sleep00-21swapper/010:42:510
153552140,0sleep21-21systemd10:36:012
9801991310,2cyclictest0-21swapper/312:34:173
9801991310,2cyclictest0-21swapper/312:34:173
980199130,11cyclictest9486-21sshd12:35:273
980199130,11cyclictest9486-21sshd12:35:263
9796991311,1cyclictest0-21swapper/211:35:092
979699130,1cyclictest714-21lspci11:33:092
979199130,1cyclictest9890-21sshd12:13:091
9784991312,0cyclictest9-21ksoftirqd/011:05:010
9784991312,0cyclictest9-21ksoftirqd/011:05:010
9784991312,0cyclictest32550irq/27-ahci[00011:14:090
9784991312,0cyclictest30338-21lspci10:06:500
228292130,0sleep10-21swapper/110:25:351
138632130,1sleep313865-21bash11:06:223
9801991211,0cyclictest0-21swapper/310:52:063
9801991210,1cyclictest0-21swapper/312:15:063
980199120,1cyclictest642-21systemd-logind11:28:263
980199120,11cyclictest29871-21bash11:38:273
9796991211,0cyclictest0-21swapper/210:05:192
9796991210,1cyclictest30959-21sshd09:33:492
9796991210,1cyclictest0-21swapper/209:57:192
979699120,1cyclictest674-21dbus-daemon09:10:282
979699120,1cyclictest0-21swapper/210:04:282
9791991210,1cyclictest31422-21switchtime09:50:181
9791991210,1cyclictest11643-21lspci11:25:381
979199120,1cyclictest0-21swapper/107:25:191
979199120,11cyclictest10464-21sshd11:22:491
9784991212,0cyclictest10353-21kworker/0:212:37:180
9784991212,0cyclictest10353-21kworker/0:212:37:170
9784991211,0cyclictest6804-21lspci12:21:140
9784991211,0cyclictest22255-21lspci10:47:420
9784991211,0cyclictest21422-21lspci11:40:250
9784991210,1cyclictest2019-21kworker/0:411:07:000
980199110,10cyclictest0-21swapper/310:19:273
980199110,10cyclictest0-21swapper/309:24:373
979699119,1cyclictest0-21swapper/209:15:492
9796991110,0cyclictest0-21swapper/210:10:092
979699110,10cyclictest0-21swapper/210:27:382
979699110,10cyclictest0-21swapper/208:41:392
979699110,0cyclictest0-21swapper/212:30:392
979699110,0cyclictest0-21swapper/212:30:382
979699110,0cyclictest0-21swapper/212:20:292
979199119,1cyclictest3611-21bash09:42:291
979199110,10cyclictest0-21swapper/112:05:181
979199110,10cyclictest0-21swapper/111:39:391
979199110,10cyclictest0-21swapper/109:10:391
979199110,10cyclictest0-21swapper/108:15:191
978499113,4cyclictest12572-21munin-run08:35:000
978499112,1cyclictest9-21ksoftirqd/009:58:260
978499111,3cyclictest9-21ksoftirqd/012:12:230
9784991111,0cyclictest31054-21kworker/0:312:06:050
9784991110,0cyclictest18163-21lspci10:36:160
980199109,0cyclictest0-21swapper/311:23:373
980199109,0cyclictest0-21swapper/310:07:273
980199109,0cyclictest0-21swapper/309:52:163
980199108,1cyclictest674-21dbus-daemon10:24:373
980199100,0cyclictest0-21swapper/312:06:073
980199100,0cyclictest0-21swapper/310:55:373
979699109,0cyclictest0-21swapper/212:29:292
979699109,0cyclictest0-21swapper/212:19:182
979699109,0cyclictest0-21swapper/209:52:082
979699109,0cyclictest0-21swapper/209:22:592
979699108,1cyclictest0-21swapper/210:48:292
979699100,0cyclictest0-21swapper/211:02:292
979699100,0cyclictest0-21swapper/211:02:282
979199109,0cyclictest0-21swapper/112:31:091
979199109,0cyclictest0-21swapper/112:31:081
979199109,0cyclictest0-21swapper/111:06:291
979199109,0cyclictest0-21swapper/109:17:281
979199109,0cyclictest0-21swapper/107:50:191
979199108,1cyclictest9706-21sshd11:17:081
978499109,0cyclictest31054-21kworker/0:312:04:020
978499109,0cyclictest31054-21kworker/0:311:45:080
978499109,0cyclictest0-21swapper/011:34:360
978499109,0cyclictest0-21swapper/011:20:570
978499100,0cyclictest0-21swapper/009:21:270
98019998,0cyclictest0-21swapper/309:57:273
98019998,0cyclictest0-21swapper/309:40:373
98019998,0cyclictest0-21swapper/309:27:363
98019998,0cyclictest0-21swapper/309:15:573
98019998,0cyclictest0-21swapper/307:45:173
98019997,1cyclictest5684-21sshd10:10:173
98019996,2cyclictest660-21avahi-daemon12:21:593
97969998,0cyclictest27543-21sshd11:21:292
97969998,0cyclictest0-21swapper/212:02:292
97969997,1cyclictest9524-21grepconf.sh11:50:382
97969997,1cyclictest1-21systemd11:47:292
97969996,2cyclictest699-21gdbus11:42:542
97969995,2cyclictest660-21avahi-daemon12:10:262
97919998,0cyclictest0-21swapper/109:48:191
97919998,0cyclictest0-21swapper/108:00:191
97919997,1cyclictest31751-21sshd10:56:481
97919997,1cyclictest2723-21lspci12:04:091
97919997,1cyclictest15181-21lspci11:51:091
97919996,2cyclictest660-21avahi-daemon11:49:301
97919996,2cyclictest660-21avahi-daemon10:51:541
97919994,4cyclictest699-21gdbus11:02:281
97919994,4cyclictest699-21gdbus11:02:271
97849997,1cyclictest9-21ksoftirqd/011:56:480
97849997,1cyclictest9-21ksoftirqd/010:57:240
97849997,1cyclictest9-21ksoftirqd/010:20:170
97849997,1cyclictest0-21swapper/010:15:160
97849990,1cyclictest24027-21bash10:50:340
97849990,1cyclictest131rcu_sched10:14:040
98019987,0cyclictest0-21swapper/309:33:573
98019986,1cyclictest674-21dbus-daemon09:11:583
98019985,2cyclictest660-21avahi-daemon12:10:493
98019985,2cyclictest660-21avahi-daemon11:30:203
98019985,2cyclictest660-21avahi-daemon09:48:133
98019984,3cyclictest649-21polkitd11:19:013
97969987,0cyclictest0-21swapper/209:00:182
97969986,1cyclictest660-21avahi-daemon10:50:432
97969985,2cyclictest660-21avahi-daemon11:25:212
97969985,2cyclictest660-21avahi-daemon11:14:292
97969985,2cyclictest660-21avahi-daemon09:40:022
97919987,0cyclictest0-21swapper/112:29:591
97919985,2cyclictest660-21avahi-daemon09:36:491
97919985,2cyclictest660-21avahi-daemon09:32:541
97919985,2cyclictest660-21avahi-daemon09:26:221
97919983,4cyclictest710-21NetworkManager10:21:511
97849987,0cyclictest0-21swapper/008:24:570
98019976,0cyclictest0-21swapper/308:27:373
98019976,0cyclictest0-21swapper/308:19:373
98019974,2cyclictest660-21avahi-daemon11:01:343
98019974,2cyclictest660-21avahi-daemon11:01:333
98019974,1cyclictest674-21dbus-daemon10:45:323
97969976,0cyclictest0-21swapper/208:31:392
97969975,1cyclictest3875-21sshd10:21:132
97969975,1cyclictest33-21ksoftirqd/209:37:412
97969975,1cyclictest25811-21sshd10:56:182
97969974,2cyclictest660-21avahi-daemon11:16:132
97969974,2cyclictest642-21systemd-logind12:36:062
97969974,2cyclictest642-21systemd-logind12:36:052
97919975,1cyclictest649-21polkitd09:20:201
97919974,2cyclictest674-21dbus-daemon11:40:191
97919974,2cyclictest30398-21sshd10:40:071
97919974,2cyclictest14708-21sshd10:00:021
97919972,4cyclictest674-21dbus-daemon10:05:521
97849976,0cyclictest0-21swapper/009:00:160
97849976,0cyclictest0-21swapper/008:10:060
97849970,6cyclictest0-21swapper/007:55:360
97849970,0cyclictest0-21swapper/007:45:360
98019965,0cyclictest0-21swapper/307:27:373
98019964,1cyclictest1002-21snmpd09:08:203
98019964,1cyclictest1002-21snmpd09:04:203
98019963,2cyclictest1002-21snmpd08:55:223
98019963,2cyclictest1002-21snmpd08:53:463
98019963,2cyclictest1002-21snmpd08:46:333
98019963,2cyclictest1002-21snmpd08:38:013
98019963,2cyclictest1002-21snmpd07:24:023
98019963,2cyclictest1002-21snmpd07:10:293
97969964,1cyclictest674-21dbus-daemon09:09:582
97969963,2cyclictest1002-21snmpd07:12:172
97969960,5cyclictest0-21swapper/207:36:292
97969960,0cyclictest0-21swapper/208:12:392
97919964,1cyclictest660-21avahi-daemon09:09:391
97919963,2cyclictest1002-21snmpd08:54:311
97919963,2cyclictest1002-21snmpd07:38:501
97919963,2cyclictest1002-21snmpd07:30:281
97919962,1cyclictest0-21swapper/108:44:511
97919962,1cyclictest0-21swapper/108:24:461
97919962,1cyclictest0-21swapper/107:21:381
97919960,5cyclictest0-21swapper/108:29:491
97849966,0cyclictest28604-21kworker/0:108:45:020
97849965,0cyclictest0-21swapper/008:58:270
97849965,0cyclictest0-21swapper/008:16:570
97849965,0cyclictest0-21swapper/007:36:170
97849965,0cyclictest0-21swapper/007:31:450
97849964,1cyclictest10571-21wc07:10:160
97849964,1cyclictest1002-21snmpd09:06:230
97849963,2cyclictest1002-21snmpd08:28:370
97849960,0cyclictest0-21swapper/008:04:370
98019954,0cyclictest0-21swapper/308:00:473
98019953,1cyclictest7181-21cat08:20:113
98019953,1cyclictest16200-21unixbench_singl08:40:203
98019953,1cyclictest11223-21cat08:30:123
98019953,1cyclictest1088-21ntpd08:05:153
98019953,1cyclictest1002-21snmpd08:10:333
98019953,1cyclictest1002-21snmpd07:55:083
98019953,1cyclictest1002-21snmpd07:50:483
98019953,1cyclictest1002-21snmpd07:43:253
98019953,1cyclictest1002-21snmpd07:37:353
98019953,1cyclictest1002-21snmpd07:18:103
98019952,2cyclictest1002-21snmpd07:32:083
97969954,0cyclictest0-21swapper/208:36:282
97969953,1cyclictest646-21lsmd08:16:072
97969953,1cyclictest27344-21irqstats07:50:162
97969953,1cyclictest20066-21unixbench_singl07:30:212
97969953,1cyclictest1705-21sendmail08:50:152
97969953,1cyclictest1705-21sendmail08:45:022
97969953,1cyclictest15196-21cat07:20:162
97969953,1cyclictest13018-21cat07:15:122
97969953,1cyclictest1002-21snmpd08:58:082
97969953,1cyclictest1002-21snmpd08:26:102
97969953,1cyclictest1002-21snmpd08:24:482
97969953,1cyclictest1002-21snmpd08:05:022
97969953,1cyclictest1002-21snmpd08:00:482
97969953,1cyclictest1002-21snmpd07:56:112
97969953,1cyclictest1002-21snmpd07:47:452
97969953,1cyclictest1002-21snmpd07:42:552
97969953,1cyclictest1002-21snmpd07:26:112
97919954,0cyclictest0-21swapper/109:00:281
97919953,1cyclictest660-21avahi-daemon07:57:281
97919953,1cyclictest1705-21sendmail08:10:301
97919953,1cyclictest1705-21sendmail07:45:081
97919953,1cyclictest13862-21smart_sda08:35:171
97919953,1cyclictest1002-21snmpd08:55:131
97919953,1cyclictest1002-21snmpd08:47:011
97919953,1cyclictest1002-21snmpd08:31:221
97919953,1cyclictest1002-21snmpd08:06:391
97919952,2cyclictest23204-21cat07:40:141
97919952,2cyclictest13432-21ntpq07:15:151
97919951,3cyclictest0-21swapper/107:12:381
97849955,0cyclictest101ktimersoftd/007:24:260
97849954,0cyclictest9-21ksoftirqd/007:55:010
97849953,1cyclictest674-21dbus-daemon08:34:590
97849953,1cyclictest674-21dbus-daemon07:30:000
97849953,1cyclictest15330-21cat08:40:140
97849953,1cyclictest13055-21cat07:15:140
97849953,1cyclictest1002-21snmpd08:54:180
97849953,1cyclictest1002-21snmpd08:05:210
97849953,1cyclictest1002-21snmpd07:40:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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