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2026-05-04 - 23:42
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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 rack2slot0.osadl.org (updated Mon May 04, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13232980,2sleep32887699cyclictest12:10:523
11662770,1sleep32887699cyclictest11:20:213
12442740,0sleep30-21swapper/309:52:413
171882600,1sleep017183-21sshd11:35:480
300382590,9sleep375750irq/24-eno1-rx-10:24:003
250602550,0sleep325054-21lspci10:03:473
229052540,0sleep30-21swapper/311:36:193
22442540,1sleep02241-21sshd10:44:050
96942530,0sleep20-21swapper/209:43:232
274882530,0sleep10-21swapper/111:05:491
180132530,1sleep210415-21kworker/2:109:26:162
127532530,0sleep10-21swapper/112:31:311
181792520,1sleep118173-21sshd09:34:171
272992510,1sleep3391rcuc/310:57:263
14172500,0sleep2311rcuc/209:58:442
86532490,0sleep30-21swapper/312:31:103
121862490,0sleep00-21swapper/011:57:510
121862490,0sleep00-21swapper/011:57:500
9562480,0sleep20-21swapper/210:46:422
237092480,0sleep0111rcuc/012:24:060
181892480,0sleep10-21swapper/111:38:451
294702460,0sleep10-21swapper/107:10:131
284162460,0sleep20-21swapper/211:53:392
202332420,2sleep175850irq/25-eno1-tx-10:31:321
2863123934,3sleep20-21swapper/207:08:312
284972319,7sleep10-21swapper/107:06:501
315222300,0sleep30-21swapper/312:02:193
315222300,0sleep30-21swapper/312:02:183
284302298,7sleep30-21swapper/307:05:593
237042220,0sleep02885999cyclictest12:10:050
167932220,0sleep20-21swapper/211:35:462
2870822110,7sleep00-21swapper/007:09:300
242602210,1sleep3674-21dbus-daemon12:21:173
199902180,1sleep11026-21sshd09:54:321
28863991717,0cyclictest241ktimersoftd/108:00:081
28863991716,0cyclictest241ktimersoftd/109:47:031
28863991716,0cyclictest241ktimersoftd/109:47:021
250502170,1sleep0674-21dbus-daemon12:04:360
250502170,1sleep0674-21dbus-daemon12:04:350
21132170,1sleep0111rcuc/009:16:170
173942170,1sleep017376-21sshd12:06:400
173942170,1sleep017376-21sshd12:06:390
58852160,0sleep30-21swapper/311:26:253
32102160,1sleep13209-21sshd09:12:291
28876991615,0cyclictest5478-21lspci11:17:593
28863991615,0cyclictest23389-21kworker/1:109:44:481
199402160,0sleep10-21swapper/111:52:551
34382150,0sleep30-21swapper/310:16:003
28876991514,0cyclictest7272-21lspci09:36:173
28876991514,0cyclictest401ktimersoftd/309:46:133
28876991514,0cyclictest401ktimersoftd/309:46:123
28876991514,0cyclictest10960-21lspci10:42:003
2887699150,14cyclictest649-21polkitd11:49:383
28863991515,0cyclictest241ktimersoftd/110:47:071
28863991515,0cyclictest241ktimersoftd/107:58:391
28863991514,1cyclictest23335-21kworker/1:009:15:401
28863991514,0cyclictest241ktimersoftd/111:49:211
2887699143,1cyclictest41-21ksoftirqd/311:34:423
2886999140,1cyclictest0-21swapper/210:59:552
2886399144,1cyclictest25-21ksoftirqd/110:58:451
28863991414,0cyclictest15051-21kworker/1:309:38:111
28863991413,0cyclictest31654-21kworker/1:109:21:021
28863991413,0cyclictest27923-21kworker/1:411:23:561
2885999144,2cyclictest9-21ksoftirqd/009:39:470
224442140,0sleep10-21swapper/112:18:221
178432140,0sleep20-21swapper/210:22:552
50632130,0sleep00-21swapper/011:20:420
44062130,0sleep341-21ksoftirqd/308:45:173
323662130,0sleep232273-21sshd11:45:312
2887699135,3cyclictest41-21ksoftirqd/312:29:333
28876991312,0cyclictest23589-21lspci10:34:423
28876991312,0cyclictest21492-21lspci10:26:013
2887699130,1cyclictest710-21NetworkManager10:48:173
2887699130,11cyclictest0-21swapper/311:54:073
28869991311,1cyclictest0-21swapper/211:26:342
28863991313,0cyclictest19288-21kworker/1:310:14:451
28863991312,0cyclictest7174-21kworker/1:107:35:171
2885999135,1cyclictest9-21ksoftirqd/012:30:290
2885999134,3cyclictest9-21ksoftirqd/009:33:170
2885999134,2cyclictest9-21ksoftirqd/010:57:470
2885999133,1cyclictest9-21ksoftirqd/010:12:090
2885999132,1cyclictest9-21ksoftirqd/012:36:350
2885999130,12cyclictest649-21polkitd10:48:180
264442130,0sleep00-21swapper/009:23:220
20872130,0sleep00-21swapper/011:17:410
2887699123,3cyclictest41-21ksoftirqd/309:56:393
2887699120,11cyclictest29979-21gdbus12:37:183
2886999126,1cyclictest674-21dbus-daemon10:41:082
2886999125,2cyclictest660-21avahi-daemon12:33:142
28869991210,1cyclictest1580-21sshd10:04:352
2886999120,1cyclictest7885-21bash12:03:052
2886999120,1cyclictest7885-21bash12:03:042
2886999120,1cyclictest1435-21sshd11:00:442
2886999120,11cyclictest27929-21sshd09:19:352
28863991212,0cyclictest21472-21kworker/1:108:11:221
28863991211,0cyclictest1024-21kworker/1:207:30:061
28863991210,1cyclictest13879-21sshd12:20:211
28863991210,1cyclictest0-21swapper/110:07:011
2886399120,1cyclictest1-21systemd10:30:001
2886399120,1cyclictest0-21swapper/111:27:001
2886399120,11cyclictest6282-21cp12:28:111
2886399120,11cyclictest620-17auditd10:41:011
2885999126,2cyclictest9-21ksoftirqd/010:18:010
2885999125,2cyclictest9-21ksoftirqd/011:46:450
2885999125,1cyclictest9-21ksoftirqd/011:10:210
2885999124,5cyclictest9-21ksoftirqd/009:54:270
2885999123,3cyclictest649-21polkitd10:20:370
2885999123,1cyclictest9-21ksoftirqd/011:25:470
2885999122,3cyclictest9-21ksoftirqd/012:17:000
28859991210,1cyclictest101ktimersoftd/011:04:410
2885999120,1cyclictest0-21swapper/010:26:500
2885999120,11cyclictest4914-21sshd10:38:400
2885999120,11cyclictest0-21swapper/011:05:300
2885999120,11cyclictest0-21swapper/010:09:110
236692120,1sleep2321ktimersoftd/210:26:132
2887699119,1cyclictest0-21swapper/309:17:483
2887699111,1cyclictest41-21ksoftirqd/311:12:113
2887699111,1cyclictest131rcu_sched11:09:053
28876991110,0cyclictest6458-21lspci11:01:103
28876991110,0cyclictest0-21swapper/312:19:573
2887699110,1cyclictest0-21swapper/310:39:473
2886999115,1cyclictest660-21avahi-daemon11:16:242
28869991110,0cyclictest0-21swapper/210:53:052
28869991110,0cyclictest0-21swapper/210:07:452
28869991110,0cyclictest0-21swapper/209:52:452
2886999110,10cyclictest0-21swapper/212:24:552
2886999110,10cyclictest0-21swapper/211:59:252
2886999110,10cyclictest0-21swapper/211:59:252
2886399114,3cyclictest25-21ksoftirqd/111:16:241
28863991111,0cyclictest241ktimersoftd/108:53:211
28863991111,0cyclictest241ktimersoftd/108:53:201
28863991110,0cyclictest0-21swapper/111:59:011
28863991110,0cyclictest0-21swapper/111:59:001
2886399110,10cyclictest0-21swapper/109:28:001
2885999114,3cyclictest9-21ksoftirqd/011:33:550
2885999114,1cyclictest9-21ksoftirqd/012:26:140
2885999114,1cyclictest9-21ksoftirqd/011:40:160
2885999114,1cyclictest9-21ksoftirqd/009:42:190
2885999113,2cyclictest9-21ksoftirqd/011:53:440
2885999113,2cyclictest9-21ksoftirqd/010:01:320
2885999113,2cyclictest9-21ksoftirqd/009:55:220
2885999113,1cyclictest9-21ksoftirqd/010:51:290
2885999110,2cyclictest131rcu_sched09:46:240
2885999110,2cyclictest131rcu_sched09:46:230
2887699109,0cyclictest401ktimersoftd/309:23:573
2887699109,0cyclictest27641-21kworker/3:209:43:183
2887699109,0cyclictest19101-21lspci10:51:053
2887699109,0cyclictest0-21swapper/309:27:583
2887699104,1cyclictest41-21ksoftirqd/310:07:213
28876991010,0cyclictest527-40kipmi009:34:103
28876991010,0cyclictest401ktimersoftd/308:25:343
2887699100,3cyclictest17200-21id11:44:173
2887699100,1cyclictest0-21swapper/312:05:123
2887699100,1cyclictest0-21swapper/312:05:113
2887699100,0cyclictest0-21swapper/308:44:583
2886999109,0cyclictest0-21swapper/212:13:452
2886999109,0cyclictest0-21swapper/211:41:242
2886399109,0cyclictest0-21swapper/112:02:411
2886399109,0cyclictest0-21swapper/112:02:401
2886399108,1cyclictest25-21ksoftirqd/112:10:201
2886399108,1cyclictest25-21ksoftirqd/111:42:411
2886399108,1cyclictest25-21ksoftirqd/111:00:131
2886399108,1cyclictest25-21ksoftirqd/110:50:111
2886399108,1cyclictest25-21ksoftirqd/110:24:301
2886399107,1cyclictest25-21ksoftirqd/111:31:131
2886399105,2cyclictest25-21ksoftirqd/112:39:111
2886399105,1cyclictest25-21ksoftirqd/112:05:421
2886399105,1cyclictest25-21ksoftirqd/112:05:411
2886399102,1cyclictest25-21ksoftirqd/111:10:361
28863991010,0cyclictest31654-21kworker/1:108:49:301
28863991010,0cyclictest31654-21kworker/1:108:44:071
28863991010,0cyclictest25497-21kworker/1:208:30:261
28863991010,0cyclictest241ktimersoftd/108:20:441
2886399100,1cyclictest25-21ksoftirqd/110:16:251
2886399100,1cyclictest131rcu_sched09:57:281
2885999109,0cyclictest0-21swapper/007:55:010
2885999106,2cyclictest9-21ksoftirqd/010:30:120
2885999105,1cyclictest9-21ksoftirqd/009:14:010
2885999100,0cyclictest0-21swapper/008:30:010
288769997,1cyclictest0-21swapper/310:12:483
288769993,2cyclictest41-21ksoftirqd/311:56:163
288769993,2cyclictest41-21ksoftirqd/311:56:163
288769990,0cyclictest0-21swapper/308:11:073
288699998,0cyclictest0-21swapper/210:36:042
288699998,0cyclictest0-21swapper/210:32:252
288699998,0cyclictest0-21swapper/209:13:542
288699997,1cyclictest27074-21lspci11:14:152
288699995,1cyclictest660-21avahi-daemon12:38:312
288639999,0cyclictest7174-21kworker/1:107:42:041
288639999,0cyclictest4560-21kworker/1:110:35:231
288639999,0cyclictest241ktimersoftd/109:05:241
288639999,0cyclictest241ktimersoftd/109:00:221
288639999,0cyclictest241ktimersoftd/108:55:011
288639999,0cyclictest241ktimersoftd/108:26:341
288639999,0cyclictest241ktimersoftd/107:23:201
288639999,0cyclictest11242-21kworker/1:207:49:101
288639994,1cyclictest25-21ksoftirqd/110:00:131
288599994,1cyclictest9-21ksoftirqd/009:25:210
288769988,0cyclictest401ktimersoftd/307:48:463
288769986,1cyclictest41-21ksoftirqd/309:10:013
288769981,1cyclictest18346-21bash09:10:193
288699987,0cyclictest0-21swapper/212:25:442
288699987,0cyclictest0-21swapper/209:31:152
288699987,0cyclictest0-21swapper/208:24:252
288699986,1cyclictest5058-21lspci09:20:362
288699986,1cyclictest18656-21lspci09:48:012
288699986,1cyclictest18656-21lspci09:48:002
288699986,1cyclictest16062-21sshd11:07:402
288699986,1cyclictest11479-21lspci10:11:022
288699985,2cyclictest674-21dbus-daemon11:22:222
288699985,2cyclictest5357-21sshd12:16:512
288639988,0cyclictest31654-21kworker/1:108:37:221
288639988,0cyclictest241ktimersoftd/108:16:121
288639988,0cyclictest11242-21kworker/1:207:50:531
288639988,0cyclictest1024-21kworker/1:207:29:361
288599980,7cyclictest11289-21sshd09:02:220
288769977,0cyclictest401ktimersoftd/308:36:563
288769977,0cyclictest401ktimersoftd/308:02:083
288769977,0cyclictest401ktimersoftd/307:56:283
288769977,0cyclictest401ktimersoftd/307:14:193
288769976,0cyclictest0-21swapper/308:24:583
288769970,6cyclictest0-21swapper/309:00:283
288699975,1cyclictest660-21avahi-daemon12:05:092
288699975,1cyclictest660-21avahi-daemon12:05:082
288699974,2cyclictest660-21avahi-daemon11:31:072
288699974,2cyclictest660-21avahi-daemon09:36:172
288699973,3cyclictest674-21dbus-daemon10:15:092
288639977,0cyclictest29032-21kworker/1:007:17:481
288639977,0cyclictest17345-21kworker/1:008:07:441
288599976,0cyclictest0-21swapper/007:25:200
288599975,1cyclictest9-21ksoftirqd/008:55:000
288599975,1cyclictest9-21ksoftirqd/008:55:000
288599971,1cyclictest9-21ksoftirqd/009:09:410
288599970,1cyclictest25532-21perf08:20:000
288599970,1cyclictest13313-21perf07:50:000
288769966,0cyclictest401ktimersoftd/308:05:303
288769966,0cyclictest401ktimersoftd/307:42:453
288769965,0cyclictest0-21swapper/308:33:483
288769963,2cyclictest1002-21snmpd07:50:213
288769963,2cyclictest1002-21snmpd07:30:443
288699965,0cyclictest0-21swapper/208:30:052
288699965,0cyclictest0-21swapper/208:16:152
288699965,0cyclictest0-21swapper/208:10:542
288699965,0cyclictest0-21swapper/207:39:242
288699964,1cyclictest660-21avahi-daemon09:09:372
288699963,2cyclictest674-21dbus-daemon07:20:002
288699963,2cyclictest1002-21snmpd07:26:412
288699963,2cyclictest1002-21snmpd07:12:342
288699960,5cyclictest0-21swapper/207:49:042
288699960,5cyclictest0-21swapper/207:34:152
288699960,0cyclictest0-21swapper/208:59:352
288599961,1cyclictest4283-21needreboot08:45:170
288599960,5cyclictest0-21swapper/008:05:110
288599960,5cyclictest0-21swapper/007:43:110
288599960,5cyclictest0-21swapper/007:37:200
288599960,3cyclictest8720-21smart_sda08:55:180
288599960,1cyclictest642-21systemd-logind08:30:000
288599960,1cyclictest121rcu_preempt07:50:150
288769954,0cyclictest0-21swapper/308:16:283
288769953,1cyclictest8007-21gltestperf08:55:113
288769953,1cyclictest1088-21ntpd07:25:163
288769953,1cyclictest1002-21snmpd08:53:323
288769953,1cyclictest1002-21snmpd08:53:313
288769953,1cyclictest1002-21snmpd07:20:043
288769953,1cyclictest1002-21snmpd07:15:563
288769952,2cyclictest7583-21seq07:35:113
288699954,0cyclictest0-21swapper/208:27:142
288699954,0cyclictest0-21swapper/207:55:452
288699953,1cyclictest4083-21cat08:45:162
288699953,1cyclictest1705-21sendmail08:01:332
288699953,1cyclictest1002-21snmpd09:04:072
288699953,1cyclictest1002-21snmpd08:40:192
288699953,1cyclictest1002-21snmpd08:35:582
288699953,1cyclictest1002-21snmpd08:09:012
288699953,1cyclictest1002-21snmpd07:53:032
288699953,1cyclictest1002-21snmpd07:40:122
288699953,1cyclictest1002-21snmpd07:21:102
288599954,0cyclictest0-21swapper/008:40:400
288599953,1cyclictest660-21avahi-daemon08:20:010
288599953,1cyclictest5883-21cat07:30:140
288599953,1cyclictest22179-21cat08:10:150
288599951,1cyclictest32283-21missed_timers07:15:150
288599951,1cyclictest17866-21df08:00:110
288599950,1cyclictest32271-21hwlatdetect08:35:130
288599950,1cyclictest29206-21cstates07:10:110
288599950,1cyclictest121rcu_preempt07:20:190
288699942,1cyclictest5690-21grep08:50:092
288699942,1cyclictest5690-21grep08:50:082
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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