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2026-03-11 - 11:40
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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 highest latencies:
System rack5slot0.osadl.org (updated Wed Mar 11, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1560821420,0sleep015607-21sshd22:58:250
2250721310,2sleep222494-21sshd21:53:022
1675221250,1sleep32922199cyclictest21:35:203
142112970,10sleep00-21swapper/022:02:220
27032930,1sleep00-21swapper/021:47:320
36312890,1sleep03627-21sshd22:08:110
146482890,2sleep10-21swapper/122:23:201
2871928812,38sleep10-21swapper/119:06:561
154592880,0sleep00-21swapper/021:42:020
172252870,0sleep00-21swapper/023:49:020
59352860,0sleep00-21swapper/000:36:020
50792840,3sleep35016-21sshd23:36:593
107052840,3sleep10-21swapper/100:17:481
302152830,0sleep20-21swapper/221:22:542
154382830,3sleep20-21swapper/222:23:242
312892820,2sleep30-21swapper/321:54:003
2878628133,44sleep30-21swapper/319:07:453
257102810,2sleep125697-21sshd22:41:551
169792800,3sleep02920999cyclictest23:56:110
150292800,2sleep10-21swapper/121:52:131
321322790,2sleep332125-21sshd00:31:293
131592780,1sleep10-21swapper/121:41:481
130012780,2sleep10-21swapper/122:58:051
293322760,2sleep10-21swapper/123:53:521
245762750,1sleep00-21swapper/023:42:360
222052750,2sleep02920999cyclictest23:17:280
153182750,0sleep00-21swapper/023:20:130
287992740,4sleep10-21swapper/100:05:021
85902730,0sleep00-21swapper/019:35:130
21852730,2sleep22182-21bash21:27:032
206922730,1sleep32512-21runrttasks22:34:363
315542710,2sleep231551-21bash23:03:482
163282680,3sleep22921699cyclictest22:06:022
297622660,4sleep22921699cyclictest21:46:572
319542630,0sleep03-21ksoftirqd/021:33:370
2885725631,13sleep00-21swapper/019:08:380
2865125633,11sleep20-21swapper/219:06:042
72192420,0sleep07220-21sshd00:02:400
241932390,2sleep20-21swapper/222:34:592
59062370,2sleep20-21swapper/221:37:392
196622330,2sleep20-21swapper/200:25:562
61902300,4sleep32922199cyclictest21:34:203
229112290,4sleep12921199cyclictest22:45:081
229112290,4sleep12921199cyclictest22:45:081
29221992824,3cyclictest13528-21bash23:05:173
206652280,1sleep020661-21sshd21:14:020
61522270,3sleep10-21swapper/123:11:521
2921199278,4cyclictest144650irq/27-eth022:25:281
237132260,24sleep2144650irq/27-eth022:03:262
98372250,2sleep30-21swapper/321:58:333
238242250,4sleep30-21swapper/321:29:233
264502240,0sleep226446-21sshd23:14:262
211562240,2sleep121153-21sshd00:34:111
81022230,2sleep28101-21bash23:08:132
2922199237,1cyclictest12024-21sshd23:27:043
88452222,18sleep2144650irq/27-eth000:32:382
6552220,20sleep2144650irq/27-eth023:25:492
164002221,19sleep128950irq/26-ahci[00023:24:001
2922199215,1cyclictest12067-21sshd00:17:583
2921199214,1cyclictest7198-21sshd00:24:331
2921199213,3cyclictest22-21ksoftirqd/121:58:421
2921199212,1cyclictest18621-21sshd21:45:441
2922199203,13cyclictest44-21ksoftirqd/322:06:363
2921199208,1cyclictest22-21ksoftirqd/122:39:251
2921199205,3cyclictest144650irq/27-eth022:10:461
2921199204,1cyclictest8745-21sshd21:27:441
29211992011,1cyclictest22-21ksoftirqd/123:28:461
4642190,17sleep2144650irq/27-eth021:43:582
2921199195,3cyclictest144650irq/27-eth023:42:311
2921199194,1cyclictest22-21ksoftirqd/122:01:211
2921199193,1cyclictest7592-21sshd22:15:231
2921199193,1cyclictest16642-21sshd22:09:371
2921199193,1cyclictest11175-21sshd00:25:011
2921199193,12cyclictest22-21ksoftirqd/121:11:181
2921199193,0cyclictest0-21swapper/123:08:221
2921199192,3cyclictest22-21ksoftirqd/121:20:301
2921199190,9cyclictest22-21ksoftirqd/123:04:591
27322190,1sleep30-21swapper/321:15:373
311782180,3sleep02920999cyclictest23:10:540
304892182,14sleep2144650irq/27-eth021:57:172
2922199186,1cyclictest5114-21sshd22:39:483
2922199186,0cyclictest0-21swapper/322:40:223
2922199185,0cyclictest755-21sshd22:14:473
2922199183,14cyclictest44-21ksoftirqd/323:01:593
2922199182,0cyclictest0-21swapper/319:20:143
2922199181,8cyclictest44-21ksoftirqd/322:00:533
2922199181,10cyclictest44-21ksoftirqd/300:21:293
29221991810,7cyclictest44-21ksoftirqd/321:12:253
29221991810,7cyclictest44-21ksoftirqd/300:12:053
29216991812,5cyclictest0-21swapper/222:44:552
2921199189,8cyclictest22-21ksoftirqd/100:03:001
2921199186,1cyclictest14398-21bash22:51:161
2921199184,0cyclictest0-21swapper/123:45:261
2921199183,1cyclictest25928-21sshd00:38:181
2921199182,1cyclictest17048-21bash22:34:111
2921199180,6cyclictest22-21ksoftirqd/100:10:011
2920999180,14cyclictest0-21swapper/022:41:120
253942180,0sleep041ktimersoftd/021:39:460
216222180,0sleep221623-21bash00:11:282
67612170,3sleep02920999cyclictest00:09:500
2922199176,1cyclictest15472-21cp23:20:133
2922199175,2cyclictest44-21ksoftirqd/323:10:533
2922199175,11cyclictest44-21ksoftirqd/321:40:443
2922199175,0cyclictest0-21swapper/323:45:593
2922199174,2cyclictest1643-21sshd22:56:503
2922199174,1cyclictest25734-21sshd00:38:153
2922199173,1cyclictest1621-21munin-node23:40:113
2922199172,1cyclictest12431-21sshd00:03:153
29221991714,2cyclictest44-21ksoftirqd/323:50:133
29216991713,3cyclictest28012-21sshd00:16:072
2921199174,7cyclictest22-21ksoftirqd/123:36:521
2921199173,1cyclictest2863-21rm21:15:371
2921199173,0cyclictest0-21swapper/123:18:251
2921199172,10cyclictest22-21ksoftirqd/121:35:181
2921199171,3cyclictest22-21ksoftirqd/123:55:531
2921199171,1cyclictest4961-21bash21:30:401
29211991711,4cyclictest9345-21iostat23:30:131
2920999172,11cyclictest0-21swapper/019:10:210
2920999170,16cyclictest21816-21id22:16:550
237392170,15sleep2144650irq/27-eth022:17:072
2922199168,7cyclictest44-21ksoftirqd/322:17:323
2922199164,0cyclictest0-21swapper/322:48:433
2922199164,0cyclictest0-21swapper/322:48:423
2922199163,10cyclictest44-21ksoftirqd/323:31:343
2922199162,13cyclictest44-21ksoftirqd/320:50:423
2922199160,8cyclictest44-21ksoftirqd/323:16:163
2922199160,7cyclictest44-21ksoftirqd/321:46:303
2922199160,15cyclictest6021-21sshd00:28:183
2922199160,15cyclictest44-21ksoftirqd/320:42:543
29216991612,3cyclictest20295-21bash21:32:222
29216991612,3cyclictest10950irq/23-ehci_hcd22:56:492
29216991612,3cyclictest10950irq/23-ehci_hcd22:50:172
2920999168,2cyclictest0-21swapper/023:00:570
2920999165,7cyclictest0-21swapper/022:45:110
2920999165,7cyclictest0-21swapper/022:45:110
2920999163,2cyclictest0-21swapper/000:10:070
2920999161,11cyclictest0-21swapper/022:53:520
2920999160,2cyclictest0-21swapper/022:34:000
2920999160,1cyclictest8188-21sshd21:55:000
2920999160,1cyclictest0-21swapper/000:34:150
2920999160,12cyclictest0-21swapper/023:50:130
231462160,14sleep228950irq/26-ahci[00000:00:512
216902160,1sleep021687-21iostat23:35:160
2922199157,1cyclictest10773-21sshd22:22:553
2922199157,0cyclictest3892-21sshd22:50:143
2922199157,0cyclictest0-21swapper/323:56:043
2922199154,3cyclictest10950irq/23-ehci_hcd20:23:383
2922199154,10cyclictest44-21ksoftirqd/322:25:043
2922199154,10cyclictest44-21ksoftirqd/321:21:313
29221991513,1cyclictest0-21swapper/319:49:303
29221991512,2cyclictest0-21swapper/300:05:383
2921699158,3cyclictest5474-21sshd23:54:562
2921699158,3cyclictest2810-21sshd23:40:142
2921699153,11cyclictest10950irq/23-ehci_hcd20:47:512
2921699153,11cyclictest10950irq/23-ehci_hcd20:47:512
2921699152,12cyclictest29599-21sshd22:10:502
2921699151,12cyclictest30902-21sshd00:05:142
29216991510,4cyclictest32468-21bash22:25:132
29216991510,4cyclictest10950irq/23-ehci_hcd19:40:212
29216991510,3cyclictest167592sleep221:13:312
2921699150,2cyclictest12147-21bash00:21:232
2921699150,14cyclictest0-21swapper/221:18:032
2921699150,14cyclictest0-21swapper/219:28:432
2921699150,11cyclictest9609-21sshd23:37:292
2921699150,10cyclictest0-21swapper/200:00:002
29211991513,1cyclictest0-21swapper/120:20:161
29211991513,1cyclictest0-21swapper/119:16:291
29211991512,2cyclictest0-21swapper/119:25:181
2921199151,13cyclictest36-21rcuop/219:36:281
2921199150,7cyclictest22-21ksoftirqd/120:56:231
2921199150,7cyclictest22-21ksoftirqd/120:30:231
2921199150,14cyclictest18880-21sshd21:10:001
2920999157,4cyclictest0-21swapper/023:26:030
2920999150,9cyclictest8887-21bash00:24:450
2920999150,4cyclictest0-21swapper/022:23:110
2920999150,1cyclictest15085-21sshd22:37:210
2920999150,14cyclictest0-21swapper/000:15:240
2920999150,12cyclictest0-21swapper/020:41:180
2922199147,6cyclictest2100-21snmpd19:54:213
2922199144,2cyclictest0-21swapper/321:00:103
2922199142,10cyclictest0-21swapper/319:55:123
2922199140,6cyclictest44-21ksoftirqd/319:19:103
2922199140,13cyclictest7704-21taskset19:31:263
2922199140,13cyclictest25-21rcuop/120:35:323
2922199140,13cyclictest0-21swapper/319:25:183
2921699145,4cyclictest4864-21bash23:47:402
2921699143,8cyclictest28386-21taskset22:49:172
2921699143,8cyclictest28386-21taskset22:49:162
2921699142,8cyclictest25337-21bash23:17:492
29216991412,1cyclictest0-21swapper/223:31:492
29216991412,1cyclictest0-21swapper/223:23:312
2921699141,12cyclictest144650irq/27-eth019:49:332
2921699140,3cyclictest144650irq/27-eth000:35:202
2921699140,13cyclictest0-21swapper/222:37:202
2921699140,11cyclictest0-21swapper/219:37:172
2921199141,12cyclictest22-21ksoftirqd/120:25:591
2921199141,12cyclictest22-21ksoftirqd/119:40:121
2921199140,13cyclictest36-21rcuop/220:15:181
2921199140,13cyclictest22-21ksoftirqd/120:11:091
2921199140,13cyclictest0-21swapper/119:30:571
2920999149,1cyclictest0-21swapper/000:26:250
2920999148,3cyclictest0-21swapper/022:25:400
2920999146,2cyclictest0-21swapper/021:56:200
2920999145,3cyclictest0-21swapper/023:06:550
2920999143,8cyclictest0-21swapper/020:10:440
2920999140,8cyclictest0-21swapper/021:16:480
2920999140,4cyclictest0-21swapper/020:58:320
2920999140,3cyclictest0-21swapper/023:33:360
2920999140,1cyclictest0-21swapper/021:23:380
2920999140,1cyclictest0-21swapper/020:00:190
2920999140,13cyclictest0-21swapper/022:10:100
2920999140,10cyclictest20823-21sshd21:29:030
2922199137,5cyclictest0-21swapper/319:41:013
2922199135,7cyclictest44-21ksoftirqd/321:10:003
2922199133,10cyclictest10950irq/23-ehci_hcd20:01:153
29221991311,1cyclictest0-21swapper/320:13:533
2922199130,5cyclictest0-21swapper/320:46:233
2922199130,5cyclictest0-21swapper/320:46:233
2922199130,12cyclictest36-21rcuop/220:05:203
2922199130,12cyclictest25-21rcuop/119:13:313
2922199130,12cyclictest0-21swapper/320:58:393
2921699137,5cyclictest18439-21runrttasks21:05:492
2921699137,5cyclictest0-21swapper/220:00:182
2921699133,9cyclictest0-21swapper/219:10:152
2921699132,4cyclictest32189-21processes20:25:172
2921699131,4cyclictest144650irq/27-eth020:53:322
2921699131,11cyclictest144650irq/27-eth020:05:172
2921699130,5cyclictest0-21swapper/219:15:152
2921699130,1cyclictest4426-21munin-node20:35:212
2921699130,12cyclictest0-21swapper/220:10:432
2921699130,12cyclictest0-21swapper/219:50:122
2921699130,12cyclictest0-21swapper/219:31:412
2921699130,11cyclictest16121-21munin-node21:00:222
2921199135,7cyclictest22-21ksoftirqd/120:00:151
2921199130,4cyclictest22982-21runrttasks20:05:191
2921199130,12cyclictest0-21swapper/120:50:391
2921199130,11cyclictest8464-21grep20:45:151
2921199130,11cyclictest8464-21grep20:45:151
2921199130,11cyclictest5388-21munin-node20:40:211
2921199130,11cyclictest3874-21iostat20:35:151
2921199130,11cyclictest2152-21iostat19:20:151
2921199130,11cyclictest16179-21ntp_states19:50:181
2920999139,1cyclictest0-21swapper/019:27:250
29209991311,1cyclictest0-21swapper/020:51:000
2920999130,3cyclictest0-21swapper/020:25:160
2920999130,1cyclictest0-21swapper/021:05:480
2920999130,12cyclictest0-21swapper/020:17:440
2920999130,12cyclictest0-21swapper/020:05:510
2920999130,12cyclictest0-21swapper/019:42:140
2920999130,10cyclictest0-21swapper/021:00:110
2920999130,10cyclictest0-21swapper/020:35:210
2922199124,7cyclictest44-21ksoftirqd/320:30:143
2922199124,7cyclictest44-21ksoftirqd/320:15:223
2922199122,2cyclictest47-21rcuop/320:25:163
2922199120,4cyclictest0-21swapper/319:35:073
2921699127,3cyclictest17856-21perl19:55:132
29216991210,1cyclictest0-21swapper/220:40:102
2921699120,3cyclictest30488-21taskset20:22:142
2921699120,3cyclictest1671-21diskstats19:20:122
2921699120,3cyclictest12463-21df20:55:112
2921699120,11cyclictest0-21swapper/220:30:012
2921699120,11cyclictest0-21swapper/220:15:132
2921199128,3cyclictest0-21swapper/119:55:331
2921199120,3cyclictest29560-21df_inode19:10:131
2921199120,11cyclictest16013-21unixbench_multi21:00:201
2921199120,11cyclictest13105-21fschecks_count19:45:121
2920999129,1cyclictest0-21swapper/020:20:010
2920999127,5cyclictest0-21swapper/019:34:170
2920999127,4cyclictest0-21swapper/020:46:030
2920999127,4cyclictest0-21swapper/020:46:030
29209991210,1cyclictest17299-21munin-node19:55:180
29209991210,1cyclictest0-21swapper/019:50:010
2920999120,7cyclictest0-21swapper/019:15:150
2920999120,4cyclictest0-21swapper/019:20:290
2920999120,12cyclictest0-21swapper/020:32:230
2920999110,10cyclictest0-21swapper/019:45:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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