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2026-05-23 - 17:31
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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 Sat May 23, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
752121260,0sleep20-21swapper/211:14:312
1516121060,0sleep315160-21sshd10:16:523
32332810,0sleep30-21swapper/309:48:203
67262750,1sleep06725-21grepconf.sh12:09:570
124412670,2sleep20-21swapper/210:36:022
257212640,0sleep20-21swapper/212:14:192
408325947,7sleep30-21swapper/307:05:313
92412580,1sleep175850irq/25-eno1-tx-10:10:491
32052570,0sleep30-21swapper/311:27:583
242252560,1sleep224209-21bash10:53:442
256802530,0sleep30-21swapper/312:22:373
222112530,0sleep20-21swapper/210:14:472
295532520,0sleep30-21swapper/311:44:083
51152510,0sleep10-21swapper/111:58:401
4772510,0sleep1231rcuc/112:31:331
263902510,0sleep3401ktimersoftd/310:45:323
154902510,0sleep20-21swapper/211:04:062
85452500,0sleep30-21swapper/309:59:503
65292500,2sleep1455899cyclictest10:30:041
295632500,0sleep00-21swapper/011:27:270
250682500,0sleep00-21swapper/010:12:120
247592500,0sleep2311rcuc/211:43:432
109582500,0sleep10-21swapper/110:58:081
101932500,1sleep0101ktimersoftd/011:45:130
194512490,0sleep20-21swapper/210:03:292
22662480,0sleep00-21swapper/009:34:310
143062480,0sleep014305-21bash11:31:400
143062480,0sleep014305-21bash11:31:400
135902480,0sleep20-21swapper/212:29:572
111852480,0sleep20-21swapper/209:51:442
88852470,0sleep10-21swapper/110:38:331
168772470,0sleep00-21swapper/007:35:340
135602360,0sleep113561-21grep12:24:241
409523328,3sleep00-21swapper/007:05:400
43502286,7sleep20-21swapper/207:08:552
44202256,6sleep10-21swapper/107:09:461
67962230,0sleep00-21swapper/010:49:290
4563992120,0cyclictest321ktimersoftd/209:34:192
4558991817,0cyclictest30923-21lspci11:44:161
4558991817,0cyclictest16085-21lspci12:13:291
274342180,0sleep10-21swapper/111:32:491
274342180,0sleep10-21swapper/111:32:491
145012180,0sleep314503-21sshd12:38:243
6062170,1sleep0604-21sshd09:53:380
4558991714,2cyclictest12022-21lspci10:05:321
455299170,12cyclictest20053-21sshd12:27:420
141392170,0sleep30-21swapper/311:03:593
4563991615,0cyclictest17404-21lspci11:51:222
455899166,1cyclictest25-21ksoftirqd/109:34:531
4558991614,1cyclictest29052-21kworker/1:110:52:091
326802160,1sleep0111rcuc/009:39:520
301292160,1sleep030124-21lspci10:34:520
274412160,1sleep1622-13audispd12:03:211
72542150,0sleep00-21swapper/011:53:180
4563991514,0cyclictest752-21lspci12:17:432
4563991514,0cyclictest5018-21lspci10:49:202
146092150,1sleep09-21ksoftirqd/011:20:340
49482140,1sleep04930-21sshd11:00:190
457299140,13cyclictest949-21sshd10:37:523
4563991413,0cyclictest321ktimersoftd/210:56:382
4563991413,0cyclictest19828-21lspci09:55:142
4558991413,0cyclictest4700-21kworker/1:210:40:211
4558991413,0cyclictest21586-21kworker/1:209:18:531
4558991412,1cyclictest29979-21gdbus12:26:361
4558991412,1cyclictest29771-21kworker/1:311:25:151
455299142,4cyclictest674-21dbus-daemon12:40:000
255512140,1sleep125546-21bash11:15:581
243552140,0sleep00-21swapper/012:22:300
223062140,0sleep10-21swapper/112:05:371
175832140,0sleep10-21swapper/112:35:491
166822140,0sleep20-21swapper/209:13:072
140642140,1sleep30-21swapper/311:23:203
109932140,0sleep10-21swapper/109:51:431
70322130,0sleep20-21swapper/211:17:122
457299139,3cyclictest27811-21sshd12:25:323
4572991311,1cyclictest19800-21lspci12:33:173
457299130,1cyclictest28533-21df11:05:123
456399132,1cyclictest33-21ksoftirqd/210:34:152
4563991312,0cyclictest3195-21lspci11:58:302
4563991312,0cyclictest19478-21lspci10:06:112
4563991311,1cyclictest0-21swapper/211:24:262
4558991312,0cyclictest28412-21kworker/1:211:45:531
4558991312,0cyclictest26343-21kworker/1:309:27:131
4558991312,0cyclictest25070-21kworker/1:209:44:431
4558991311,1cyclictest21586-21kworker/1:209:13:311
4558991311,1cyclictest14150-21kworker/1:109:36:131
4552991310,2cyclictest0-21swapper/010:40:520
455299130,0cyclictest0-21swapper/011:19:120
251752130,0sleep10-21swapper/109:58:281
240042130,0sleep024007-21bash09:29:470
4572991210,1cyclictest9447-21bash09:31:523
457299120,11cyclictest9729-21sshd11:45:123
457299120,11cyclictest0-21swapper/312:03:223
456399124,1cyclictest33-21ksoftirqd/209:39:552
4563991212,0cyclictest321ktimersoftd/207:11:072
4563991211,0cyclictest8868-21lspci11:09:042
4563991211,0cyclictest16900-21lspci12:38:362
4563991210,1cyclictest31482-21sshd10:26:362
456399120,11cyclictest20895-21sshd11:48:562
455899122,1cyclictest25-21ksoftirqd/110:29:141
4558991212,0cyclictest26899-21kworker/1:111:51:251
4558991211,0cyclictest23206-21kworker/1:110:00:091
4558991211,0cyclictest18785-21kworker/1:112:15:111
4558991210,1cyclictest9762-21bash11:11:531
4558991210,1cyclictest25-21ksoftirqd/111:08:111
455899120,11cyclictest649-21polkitd11:23:431
455899120,11cyclictest0-21swapper/111:04:131
455899120,11cyclictest0-21swapper/110:21:031
4552991210,1cyclictest24185-21lspci12:11:220
4552991210,1cyclictest0-21swapper/011:09:020
4552991210,1cyclictest0-21swapper/010:26:520
455299120,11cyclictest965-21lspci10:37:520
455299120,11cyclictest19710-21sshd11:37:420
10562120,0sleep10-21swapper/110:15:381
457299119,1cyclictest19548-21bash12:19:223
4572991110,0cyclictest10773-21sshd11:17:323
457299110,10cyclictest0-21swapper/310:54:023
457299110,10cyclictest0-21swapper/309:36:523
457299110,10cyclictest0-21swapper/309:25:423
457299110,10cyclictest0-21swapper/308:54:123
457299110,0cyclictest0-21swapper/309:50:523
456399119,1cyclictest33-21ksoftirqd/212:00:122
456399119,1cyclictest33-21ksoftirqd/210:21:232
456399119,1cyclictest21931-21lspci09:25:262
4563991110,0cyclictest0-21swapper/208:05:162
455899110,0cyclictest0-21swapper/110:48:231
455299119,1cyclictest19827-21lspci10:00:420
455299119,1cyclictest0-21swapper/012:15:220
455299110,10cyclictest0-21swapper/010:54:020
455299110,10cyclictest0-21swapper/009:23:020
246382110,1sleep0620-17auditd09:18:010
457299109,0cyclictest0-21swapper/311:51:523
457299108,1cyclictest21166-21sshd10:56:123
457299100,0cyclictest0-21swapper/310:06:523
457299100,0cyclictest0-21swapper/309:40:423
456399108,1cyclictest33-21ksoftirqd/211:39:092
456399106,1cyclictest33-21ksoftirqd/212:22:022
456399105,1cyclictest33-21ksoftirqd/209:15:032
456399104,1cyclictest33-21ksoftirqd/210:15:262
456399101,2cyclictest33-21ksoftirqd/210:40:102
456399101,1cyclictest33-21ksoftirqd/212:31:012
456399101,1cyclictest131rcu_sched12:09:452
456399101,1cyclictest131rcu_sched11:33:332
456399101,1cyclictest131rcu_sched11:33:332
456399101,1cyclictest131rcu_sched11:30:002
456399101,1cyclictest131rcu_sched09:22:032
456399100,9cyclictest0-21swapper/209:06:062
456399100,1cyclictest131rcu_sched09:46:492
455899104,2cyclictest25-21ksoftirqd/111:36:241
455899100,1cyclictest131rcu_sched09:23:251
455899100,0cyclictest0-21swapper/109:45:231
455299108,1cyclictest29979-21gdbus11:43:520
455299100,0cyclictest0-21swapper/010:59:120
45729999,0cyclictest527-40kipmi009:04:533
45729998,0cyclictest0-21swapper/310:34:323
45729998,0cyclictest0-21swapper/310:26:523
45729998,0cyclictest0-21swapper/307:21:123
45729997,1cyclictest41-21ksoftirqd/311:34:383
45729997,1cyclictest41-21ksoftirqd/311:34:383
45639998,0cyclictest0-21swapper/208:30:162
45639997,1cyclictest33-21ksoftirqd/209:40:132
45589998,0cyclictest0-21swapper/109:00:131
45529998,0cyclictest0-21swapper/010:08:320
45529998,0cyclictest0-21swapper/009:46:220
45529996,2cyclictest674-21dbus-daemon09:59:520
45529996,2cyclictest660-21avahi-daemon11:11:320
45729986,1cyclictest642-21systemd-logind11:55:523
45729986,1cyclictest26085-21lspci10:20:323
45729985,2cyclictest660-21avahi-daemon11:14:383
45729985,2cyclictest660-21avahi-daemon10:40:163
45729985,2cyclictest660-21avahi-daemon10:11:513
45729985,2cyclictest14582-21sshd10:00:173
45729984,3cyclictest660-21avahi-daemon12:12:513
45729980,1cyclictest4718-21systemd-cgroups09:11:363
45729980,1cyclictest131rcu_sched11:35:193
45639988,0cyclictest321ktimersoftd/207:44:542
45639987,0cyclictest0-21swapper/207:50:362
45529987,0cyclictest857-21sshd10:24:020
45529985,2cyclictest660-21avahi-daemon12:31:250
45529985,2cyclictest660-21avahi-daemon11:55:530
45529985,2cyclictest660-21avahi-daemon09:42:400
45529985,2cyclictest660-21avahi-daemon09:12:010
45529980,4cyclictest29503-21awk08:10:000
45729976,0cyclictest0-21swapper/308:48:123
45729976,0cyclictest0-21swapper/307:57:423
45729974,2cyclictest660-21avahi-daemon09:21:453
45729974,2cyclictest41-21ksoftirqd/312:05:063
45729974,1cyclictest699-21gdbus09:17:523
45639977,0cyclictest321ktimersoftd/208:43:382
45639976,0cyclictest0-21swapper/208:28:062
45529976,0cyclictest0-21swapper/009:09:520
45529975,1cyclictest31200-21lspci10:15:260
45529974,2cyclictest660-21avahi-daemon12:00:040
45729965,0cyclictest0-21swapper/308:31:123
45729965,0cyclictest0-21swapper/307:10:423
45729963,2cyclictest1002-21snmpd09:07:083
45729963,2cyclictest1002-21snmpd08:13:103
45729963,2cyclictest1002-21snmpd08:04:213
45729963,2cyclictest1002-21snmpd07:47:333
45729960,5cyclictest0-21swapper/308:37:423
45729960,5cyclictest0-21swapper/307:50:423
45639966,0cyclictest321ktimersoftd/208:56:212
45639966,0cyclictest321ktimersoftd/208:54:292
45639966,0cyclictest321ktimersoftd/208:16:012
45639964,1cyclictest33-21ksoftirqd/207:40:002
45639964,1cyclictest33-21ksoftirqd/207:35:002
45639964,1cyclictest33-21ksoftirqd/207:30:002
45639963,2cyclictest1002-21snmpd07:49:512
45639960,5cyclictest0-21swapper/207:58:162
45589965,0cyclictest6518-21kworker/1:107:45:071
45589964,1cyclictest660-21avahi-daemon08:50:011
45589963,2cyclictest1002-21snmpd09:08:471
45589963,2cyclictest1002-21snmpd08:42:551
45589963,2cyclictest1002-21snmpd07:54:421
45589963,2cyclictest1002-21snmpd07:38:331
45589963,2cyclictest1002-21snmpd07:15:291
45529964,1cyclictest5930-21wc08:30:140
45729954,0cyclictest0-21swapper/307:28:523
45729953,1cyclictest7781-21cat07:15:143
45729953,1cyclictest1002-21snmpd08:40:403
45729953,1cyclictest1002-21snmpd08:25:133
45729953,1cyclictest1002-21snmpd08:20:193
45729953,1cyclictest1002-21snmpd08:19:313
45729953,1cyclictest1002-21snmpd08:05:093
45729953,1cyclictest1002-21snmpd07:41:273
45729952,2cyclictest1002-21snmpd07:35:423
45729950,4cyclictest17229-21chrt08:56:463
45639953,1cyclictest7866-21grep08:35:152
45639953,1cyclictest7817-21cat07:15:142
45639953,1cyclictest1705-21sendmail08:00:012
45639953,1cyclictest1002-21snmpd08:45:132
45639953,1cyclictest1002-21snmpd08:20:162
45639953,1cyclictest1002-21snmpd07:20:202
45639952,2cyclictest1002-21snmpd09:00:052
45589954,0cyclictest0-21swapper/108:51:531
45589953,1cyclictest674-21dbus-daemon08:35:011
45589953,1cyclictest6675-21timerandwakeup08:30:201
45589953,1cyclictest13929-21cat07:30:131
45589953,1cyclictest11157-21latency_hist07:25:001
45589953,1cyclictest1002-21snmpd08:58:591
45589953,1cyclictest1002-21snmpd08:25:361
45589953,1cyclictest1002-21snmpd08:16:101
45589953,1cyclictest1002-21snmpd08:06:181
45589953,1cyclictest1002-21snmpd08:01:031
45589953,1cyclictest1002-21snmpd07:56:121
45589953,1cyclictest1002-21snmpd07:41:331
45589953,1cyclictest1002-21snmpd07:27:471
45589953,1cyclictest1002-21snmpd07:11:021
45589952,2cyclictest30745-21gunzip08:10:191
45529954,0cyclictest0-21swapper/008:57:220
45529954,0cyclictest0-21swapper/008:35:020
45529953,1cyclictest699-21gdbus08:25:010
45529953,1cyclictest646-21lsmd07:11:270
45529953,1cyclictest22027-21cat07:50:140
45529953,1cyclictest1002-21snmpd09:04:140
45529953,1cyclictest1002-21snmpd08:50:040
45529953,1cyclictest1002-21snmpd08:46:460
45529953,1cyclictest1002-21snmpd08:18:370
45529953,1cyclictest1002-21snmpd07:47:540
45529953,1cyclictest1002-21snmpd07:40:180
45529953,1cyclictest1002-21snmpd07:31:440
45529952,2cyclictest9834-21cat07:20:150
45529952,2cyclictest674-21dbus-daemon08:40:010
45529952,2cyclictest1002-21snmpd07:58:390
45529952,2cyclictest1002-21snmpd07:26:170
45529950,4cyclictest25803-21cat08:00:120
45529950,4cyclictest0-21swapper/007:18:320
29726250,0sleep20-21swapper/208:10:132
45729942,1cyclictest13851-21idleruntime07:30:133
45589942,1cyclictest674-21dbus-daemon08:20:001
45529942,1cyclictest2087-21cat08:20:140
45529942,1cyclictest0-21swapper/008:10:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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