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2026-03-17 - 20:36
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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 rack1slot1.osadl.org (updated Tue Mar 17, 2026 12:45:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
42422213178,23sleep30-21swapper/307:06:063
44932206142,21sleep00-21swapper/007:09:200
44742201163,25sleep10-21swapper/107:09:061
43712198157,26sleep20-21swapper/207:07:452
291192740,1sleep121-21ksoftirqd/112:35:141
287332610,0sleep20-21swapper/209:48:342
97252590,0sleep20-21swapper/210:46:132
53392170,0sleep20-21swapper/207:10:152
4637991615,1cyclictest9-21ksoftirqd/010:10:160
241232160,1sleep324130-21missed_timers11:05:163
4648991412,1cyclictest28-21ksoftirqd/207:20:012
4637991414,0cyclictest9-21ksoftirqd/010:21:360
4637991414,0cyclictest9-21ksoftirqd/009:57:260
4637991413,0cyclictest9-21ksoftirqd/012:30:430
463799137,6cyclictest9-21ksoftirqd/011:40:180
4637991313,0cyclictest9-21ksoftirqd/012:10:130
4637991313,0cyclictest9-21ksoftirqd/011:46:450
4637991313,0cyclictest9-21ksoftirqd/011:31:290
4637991313,0cyclictest9-21ksoftirqd/011:05:040
4637991313,0cyclictest9-21ksoftirqd/010:45:520
4637991313,0cyclictest9-21ksoftirqd/010:06:580
4637991313,0cyclictest9-21ksoftirqd/009:46:490
4637991312,1cyclictest9-21ksoftirqd/011:50:580
4637991312,1cyclictest9-21ksoftirqd/010:00:500
463799124,8cyclictest9-21ksoftirqd/010:26:290
463799123,8cyclictest9-21ksoftirqd/010:53:150
463799123,8cyclictest9-21ksoftirqd/010:35:020
4637991212,0cyclictest9-21ksoftirqd/012:27:360
4637991212,0cyclictest9-21ksoftirqd/012:21:350
4637991212,0cyclictest9-21ksoftirqd/012:04:240
4637991212,0cyclictest9-21ksoftirqd/009:36:350
145402120,0sleep30-21swapper/311:35:123
465799110,10cyclictest29121-21/usr/sbin/munin08:00:193
463799114,7cyclictest9-21ksoftirqd/011:22:180
463799114,7cyclictest9-21ksoftirqd/011:10:130
463799114,7cyclictest9-21ksoftirqd/010:56:380
463799114,7cyclictest9-21ksoftirqd/009:50:270
463799114,6cyclictest6978-21munin-run07:15:000
463799113,7cyclictest9-21ksoftirqd/012:17:370
463799113,7cyclictest9-21ksoftirqd/011:58:070
463799113,7cyclictest9-21ksoftirqd/011:01:040
4637991111,0cyclictest9-21ksoftirqd/011:39:110
4637991111,0cyclictest9-21ksoftirqd/010:31:150
4637991111,0cyclictest9-21ksoftirqd/009:20:080
464899106,3cyclictest61650irq/122-eno110:52:332
464899100,7cyclictest1-21systemd11:32:082
463799109,1cyclictest9-21ksoftirqd/008:40:180
463799109,1cyclictest9-21ksoftirqd/008:35:100
463799109,1cyclictest9-21ksoftirqd/007:30:110
463799107,2cyclictest13740-21ntpq07:25:180
463799104,6cyclictest9-21ksoftirqd/011:27:520
463799103,7cyclictest9-21ksoftirqd/012:38:320
463799103,7cyclictest9-21ksoftirqd/012:06:460
463799102,4cyclictest25036-21perf09:00:010
463799102,4cyclictest12436-21perf07:25:010
4637991010,0cyclictest9-21ksoftirqd/009:31:550
463799101,8cyclictest3690-21/usr/sbin/munin10:40:140
46579998,1cyclictest35-21ksoftirqd/312:05:013
46489999,0cyclictest0-21swapper/212:32:002
46439990,1cyclictest0-21swapper/109:50:111
46379999,0cyclictest9-21ksoftirqd/009:05:130
46379998,1cyclictest9-21ksoftirqd/009:25:500
46379998,1cyclictest9-21ksoftirqd/009:15:160
46379997,1cyclictest9-21ksoftirqd/008:20:100
46379993,6cyclictest9-21ksoftirqd/010:15:080
46379991,8cyclictest9-21ksoftirqd/011:17:170
46379991,8cyclictest9-21ksoftirqd/009:42:250
46379991,8cyclictest9-21ksoftirqd/007:58:200
46379991,8cyclictest9-21ksoftirqd/007:39:090
46379990,8cyclictest9-21ksoftirqd/009:10:380
46379990,5cyclictest13018-21sed08:34:590
46579987,1cyclictest35-21ksoftirqd/309:10:013
46579986,1cyclictest707-21snmpd11:58:063
46579980,7cyclictest32615-21ntpq08:05:173
46579980,4cyclictest6150-21/usr/sbin/munin12:05:173
46579980,2cyclictest12630-21/usr/sbin/munin10:10:153
46489986,1cyclictest61650irq/122-eno112:05:122
46489986,1cyclictest61650irq/122-eno110:55:142
46489986,1cyclictest28-21ksoftirqd/208:25:012
46489982,5cyclictest29701-21diskmemload09:10:102
46489982,4cyclictest16413-21sh11:36:412
46379988,0cyclictest9-21ksoftirqd/008:50:130
46379988,0cyclictest9-21ksoftirqd/008:25:220
46379988,0cyclictest9-21ksoftirqd/008:10:120
46379988,0cyclictest9-21ksoftirqd/007:50:090
46379987,0cyclictest9-21ksoftirqd/007:15:110
46379981,3cyclictest101rcuc/008:05:190
46379980,8cyclictest9-21ksoftirqd/009:00:310
46379980,8cyclictest9-21ksoftirqd/008:45:270
46379980,8cyclictest9-21ksoftirqd/008:03:230
46379980,8cyclictest9-21ksoftirqd/007:45:110
46379980,8cyclictest9-21ksoftirqd/007:40:010
46379980,8cyclictest0-21swapper/008:15:470
46379980,8cyclictest0-21swapper/008:15:460
46579976,1cyclictest707-21snmpd10:35:283
46579976,1cyclictest707-21snmpd09:31:323
46579976,1cyclictest707-21snmpd09:19:223
46579975,1cyclictest707-21snmpd12:20:303
46579975,1cyclictest707-21snmpd11:51:343
46579975,1cyclictest707-21snmpd10:15:363
46579975,1cyclictest707-21snmpd08:24:083
46579975,1cyclictest707-21snmpd08:16:023
46579975,1cyclictest707-21snmpd08:16:023
46579975,1cyclictest29270-21ssh11:11:433
46579975,1cyclictest28886-21idleruntime-cro07:59:593
46579975,1cyclictest16250-21cat10:55:173
46579971,5cyclictest707-21snmpd09:36:343
46579970,6cyclictest30347-21ssh12:35:403
46579970,6cyclictest0-21swapper/310:30:133
46579970,2cyclictest0-21swapper/311:27:563
46579970,1cyclictest12262-21python08:30:213
46489976,1cyclictest61650irq/122-eno112:19:562
46489976,1cyclictest61650irq/122-eno111:56:572
46489976,1cyclictest61650irq/122-eno111:05:202
46489976,1cyclictest61650irq/122-eno110:26:072
46489976,1cyclictest61650irq/122-eno109:20:122
46489976,1cyclictest28-21ksoftirqd/208:00:112
46489975,1cyclictest61650irq/122-eno112:35:162
46489975,1cyclictest61650irq/122-eno112:20:092
46489975,1cyclictest61650irq/122-eno112:10:132
46489975,1cyclictest61650irq/122-eno110:05:122
46489975,1cyclictest61650irq/122-eno109:55:192
46489975,1cyclictest19986-21ssh11:40:522
46489974,3cyclictest693-21runrttasks07:53:592
46489974,2cyclictest229052sleep212:26:312
46489972,2cyclictest14174-21cpuspeed_turbos09:30:122
46489971,4cyclictest61650irq/122-eno110:35:112
46489970,6cyclictest19539-21ls09:35:192
46489970,2cyclictest0-21swapper/210:24:512
46439971,6cyclictest0-21swapper/111:32:071
46439971,6cyclictest0-21swapper/110:33:301
46439970,6cyclictest0-21swapper/111:28:161
46439970,4cyclictest0-21swapper/109:25:001
46439970,1cyclictest0-21swapper/107:50:291
46579965,1cyclictest963-21ssh09:55:053
46579965,1cyclictest7653-21ssh10:02:523
46579965,1cyclictest707-21snmpd07:25:523
46579965,1cyclictest707-21snmpd07:16:373
46579965,1cyclictest4272-21ssh11:20:483
46579965,1cyclictest31817-21ssh09:10:463
46579965,1cyclictest28008-21ssh09:46:363
46579965,1cyclictest24238-21ssh11:46:523
46579965,1cyclictest23216-21ssh10:23:003
46579965,1cyclictest23184-21ntp_kernel_pll_07:45:173
46579965,1cyclictest21298-21ssh11:01:063
46579965,1cyclictest14690-21ssh12:15:223
46579965,1cyclictest12668-21ssh11:32:003
46579965,1cyclictest11583-21ssh12:12:173
46579965,1cyclictest10667-21ssh10:05:373
46579965,1cyclictest10000-21ssh10:46:553
46579964,1cyclictest707-21snmpd09:23:063
46579964,1cyclictest707-21snmpd08:40:533
46579964,1cyclictest707-21snmpd07:23:373
46579964,1cyclictest5291-21timerwakeupswit10:40:203
46579964,1cyclictest24510-21ssh12:30:063
46579964,1cyclictest13701-21ssh10:51:313
46579964,1cyclictest12105-21ssh09:26:413
46579963,1cyclictest13650irq/124-ahci[0009:05:003
46579961,3cyclictest0-21swapper/309:50:193
46579960,2cyclictest0-21swapper/309:40:463
46579960,1cyclictest7171-21latency_hist07:15:003
46579960,1cyclictest0-21swapper/311:44:253
46579960,1cyclictest0-21swapper/311:15:123
46489966,0cyclictest61650irq/122-eno112:02:202
46489966,0cyclictest61650irq/122-eno111:51:282
46489966,0cyclictest61650irq/122-eno111:25:342
46489966,0cyclictest61650irq/122-eno111:15:032
46489966,0cyclictest61650irq/122-eno111:00:122
46489966,0cyclictest61650irq/122-eno110:40:032
46489966,0cyclictest61650irq/122-eno110:30:302
46489966,0cyclictest61650irq/122-eno110:16:112
46489966,0cyclictest61650irq/122-eno110:00:082
46489966,0cyclictest61650irq/122-eno109:50:142
46489966,0cyclictest61650irq/122-eno109:25:242
46489966,0cyclictest61650irq/122-eno109:15:592
46489966,0cyclictest61650irq/122-eno108:51:322
46489966,0cyclictest61650irq/122-eno108:45:182
46489966,0cyclictest61650irq/122-eno108:40:152
46489966,0cyclictest61650irq/122-eno108:25:062
46489966,0cyclictest61650irq/122-eno108:10:372
46489966,0cyclictest61650irq/122-eno108:06:512
46489966,0cyclictest61650irq/122-eno107:55:122
46489966,0cyclictest61650irq/122-eno107:40:172
46489966,0cyclictest61650irq/122-eno107:30:122
46489965,1cyclictest61650irq/122-eno111:10:142
46489965,0cyclictest61650irq/122-eno108:15:122
46489965,0cyclictest61650irq/122-eno108:15:112
46489964,1cyclictest61650irq/122-eno111:20:132
46489964,1cyclictest61650irq/122-eno109:40:082
46489964,1cyclictest61650irq/122-eno109:00:122
46489964,1cyclictest1747-21ntpd11:45:592
46489964,1cyclictest12907-21cut10:10:112
46489960,6cyclictest0-21swapper/209:05:192
46489960,1cyclictest0-21swapper/208:30:112
46489960,1cyclictest0-21swapper/207:49:492
46439965,1cyclictest0-21swapper/110:56:591
46439965,1cyclictest0-21swapper/109:05:341
46439961,3cyclictest0-21swapper/109:45:191
46439961,1cyclictest0-21swapper/108:22:101
46439960,6cyclictest0-21swapper/112:08:121
46439960,6cyclictest0-21swapper/111:20:111
46439960,6cyclictest0-21swapper/111:11:571
46439960,6cyclictest0-21swapper/110:49:331
46439960,6cyclictest0-21swapper/109:38:261
46439960,6cyclictest0-21swapper/108:46:261
46439960,6cyclictest0-21swapper/108:34:511
46439960,6cyclictest0-21swapper/107:20:191
46439960,5cyclictest0-21swapper/109:28:101
46439960,5cyclictest0-21swapper/108:35:391
46439960,5cyclictest0-21swapper/108:05:151
46439960,5cyclictest0-21swapper/107:32:391
46439960,5cyclictest0-21swapper/107:28:341
46439960,4cyclictest0-21swapper/111:00:171
46439960,4cyclictest0-21swapper/110:28:161
46439960,3cyclictest0-21swapper/112:31:371
46439960,3cyclictest0-21swapper/110:00:091
46439960,3cyclictest0-21swapper/109:30:051
46439960,2cyclictest0-21swapper/110:15:141
46439960,1cyclictest0-21swapper/109:40:411
46439960,0cyclictest0-21swapper/112:01:171
46579955,0cyclictest25575-21kworker/3:208:57:373
46579955,0cyclictest25575-21kworker/3:207:50:263
46579954,1cyclictest707-21snmpd07:41:433
46579954,1cyclictest35-21ksoftirqd/308:38:113
46579954,1cyclictest27615-21ssh10:29:223
46579953,1cyclictest3316-21sshd08:12:303
46579953,1cyclictest23210-21ssh12:27:173
46579952,2cyclictest17316-21apt-get07:35:113
46579951,2cyclictest15005-21aten_r1power_en07:30:123
46579951,2cyclictest0-21swapper/308:50:093
46489955,0cyclictest61650irq/122-eno107:27:172
46489955,0cyclictest61650irq/122-eno107:20:112
46489954,1cyclictest61650irq/122-eno108:35:142
46489953,1cyclictest18074-21tr07:35:152
46489950,4cyclictest0-21swapper/208:55:162
46439955,0cyclictest0-21swapper/111:38:131
46439955,0cyclictest0-21swapper/111:15:321
46439955,0cyclictest0-21swapper/110:41:471
46439951,2cyclictest0-21swapper/107:55:101
46439951,2cyclictest0-21swapper/107:20:001
46439950,5cyclictest0-21swapper/111:45:341
46439950,5cyclictest0-21swapper/111:07:301
46439950,5cyclictest0-21swapper/110:10:541
46439950,5cyclictest0-21swapper/108:12:501
46439950,5cyclictest0-21swapper/108:01:371
46439950,5cyclictest0-21swapper/107:43:431
46439950,5cyclictest0-21swapper/107:38:401
46439950,3cyclictest0-21swapper/111:40:401
46439950,3cyclictest0-21swapper/110:51:541
46439950,3cyclictest0-21swapper/110:35:201
46439950,3cyclictest0-21swapper/110:05:161
46439950,3cyclictest0-21swapper/109:55:181
46439950,3cyclictest0-21swapper/107:45:151
46439950,2cyclictest0-21swapper/111:55:271
46439950,2cyclictest0-21swapper/111:54:101
46439950,2cyclictest0-21swapper/110:24:101
46439950,1cyclictest0-21swapper/112:21:351
46439950,1cyclictest0-21swapper/112:11:081
46439950,0cyclictest0-21swapper/112:16:211
46439950,0cyclictest0-21swapper/109:17:301
46439950,0cyclictest0-21swapper/109:10:481
46579942,1cyclictest8531-21aten2.4-expect08:25:143
46579942,1cyclictest18889-21grep08:45:163
46439944,0cyclictest0-21swapper/109:04:431
46439944,0cyclictest0-21swapper/108:54:181
46439943,1cyclictest8494-21chrt08:25:071
46439943,1cyclictest0-21swapper/108:40:121
46439941,2cyclictest0-21swapper/108:15:121
46439941,2cyclictest0-21swapper/108:15:111
46439941,1cyclictest0-21swapper/107:15:011
46439940,3cyclictest0-21swapper/108:55:131
46439940,2cyclictest0-21swapper/112:25:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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