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2026-01-11 - 04:46
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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 Sun Jan 11, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
223782900,0sleep122277-21sshd23:16:251
7132750,2sleep31332499cyclictest23:09:113
18722740,2sleep01331199cyclictest00:28:500
11432560,0sleep10-21swapper/122:50:011
294492540,0sleep10-21swapper/122:49:421
294492540,0sleep10-21swapper/122:49:421
180442540,0sleep20-21swapper/222:21:222
80272520,1sleep38030-21lspci23:20:403
40592520,0sleep3391rcuc/300:29:003
309652520,0sleep20-21swapper/223:36:212
244242520,0sleep10-21swapper/121:14:301
139942520,2sleep31332499cyclictest21:46:443
304702510,0sleep20-21swapper/222:16:022
299962500,0sleep30-21swapper/321:41:303
186992500,1sleep218694-21bash00:16:302
186992500,1sleep218694-21bash00:16:302
71752490,0sleep30-21swapper/323:42:343
239792490,0sleep30-21swapper/300:33:303
234192490,0sleep20-21swapper/221:58:072
173882490,0sleep30-21swapper/322:48:403
173882490,0sleep30-21swapper/322:48:393
168252490,1sleep2321ktimersoftd/200:32:532
13502490,0sleep10-21swapper/123:55:461
48232480,0sleep10-21swapper/100:04:241
252982480,0sleep30-21swapper/323:55:093
242642480,0sleep30-21swapper/323:38:343
177812470,0sleep20-21swapper/200:21:552
161842470,0sleep20-21swapper/222:56:442
149232450,0sleep20-21swapper/221:53:482
73782440,2sleep21332199cyclictest21:35:372
294492420,0sleep0101ktimersoftd/023:33:300
235812410,0sleep10-21swapper/122:11:521
212752400,0sleep00-21swapper/022:15:080
1306624035,3sleep10-21swapper/119:08:181
240262370,0sleep20-21swapper/222:38:172
1284323732,3sleep30-21swapper/319:05:313
1313622924,3sleep20-21swapper/219:09:112
130152297,7sleep00-21swapper/019:07:370
141702240,0sleep314148-21missed_timers19:10:143
219242180,0sleep20-21swapper/221:14:022
44232170,1sleep14419-21sshd00:34:361
307502170,0sleep10-21swapper/100:25:421
282282170,0sleep20-21swapper/200:39:222
319802160,1sleep031983-21bash23:44:430
263872160,0sleep20-21swapper/223:11:182
208522160,0sleep3391rcuc/300:13:593
202962160,0sleep30-21swapper/322:51:363
165242160,0sleep30-21swapper/322:59:333
164152160,0sleep00-21swapper/022:40:200
164152160,0sleep00-21swapper/022:40:190
13321991615,0cyclictest9525-21lspci23:34:352
115822160,0sleep1231rcuc/123:51:101
283972150,0sleep20-21swapper/223:27:552
258892150,0sleep1231rcuc/123:27:421
238302150,0sleep2311rcuc/221:40:492
128372150,1sleep012834-21lspci00:24:180
56582140,0sleep00-21swapper/023:09:350
233482140,0sleep20-21swapper/222:49:112
233482140,0sleep20-21swapper/222:49:102
1331599141,12cyclictest699-21gdbus21:50:241
324942130,0sleep00-21swapper/022:05:550
296902130,0sleep20-21swapper/222:02:132
214162130,0sleep1241ktimersoftd/121:57:541
204102130,0sleep10-21swapper/121:37:041
161732130,0sleep00-21swapper/022:21:120
1332499130,1cyclictest6871-21sshd23:17:533
1332499130,1cyclictest520-21sshd21:52:123
1332499130,12cyclictest622-13audispd22:16:333
1332499130,12cyclictest4640-21sshd22:44:533
1332499130,12cyclictest4640-21sshd22:44:523
1332199134,3cyclictest33-21ksoftirqd/200:02:002
1331599130,12cyclictest20206-21lspci23:02:331
1331199135,4cyclictest24175-21crond21:20:010
111772130,0sleep30-21swapper/322:34:293
13324991210,1cyclictest24771-21lspci23:00:123
1332499120,1cyclictest28981-21bash00:00:533
1332499120,11cyclictest11569-21bash22:37:133
1332499120,11cyclictest0-21swapper/323:53:523
1332199123,1cyclictest33-21ksoftirqd/223:16:192
1332199121,3cyclictest33-21ksoftirqd/200:05:142
13321991210,1cyclictest0-21swapper/221:32:032
1332199120,11cyclictest14588-21sshd23:48:442
1331599120,1cyclictest31925-21lspci21:26:441
1331599120,1cyclictest22223-21sshd21:44:131
1331199120,1cyclictest30527-21lspci23:22:380
1331199120,11cyclictest7132-21cp00:07:180
1331199120,11cyclictest0-21swapper/023:52:580
80842110,0sleep20-21swapper/220:15:002
13324991110,0cyclictest0-21swapper/323:32:433
1332499110,1cyclictest2200-21expr20:00:123
1332499110,10cyclictest0-21swapper/323:47:333
1332499110,10cyclictest0-21swapper/322:10:333
1332499110,10cyclictest0-21swapper/321:25:023
1332499110,10cyclictest0-21swapper/300:15:333
1332499110,10cyclictest0-21swapper/300:15:323
1332199119,1cyclictest33-21ksoftirqd/222:28:452
1332199119,1cyclictest33-21ksoftirqd/200:26:432
1332199113,1cyclictest33-21ksoftirqd/223:56:472
1332199112,3cyclictest33-21ksoftirqd/223:03:102
1332199112,2cyclictest33-21ksoftirqd/223:43:112
1332199112,2cyclictest33-21ksoftirqd/222:32:492
1332199112,1cyclictest33-21ksoftirqd/223:06:312
1332199111,2cyclictest33-21ksoftirqd/222:10:582
1332199111,2cyclictest10962-21sshd23:53:552
1332199111,1cyclictest33-21ksoftirqd/222:40:362
1332199111,1cyclictest33-21ksoftirqd/222:40:352
13321991110,0cyclictest0-21swapper/223:24:442
1332199110,2cyclictest33-21ksoftirqd/222:53:402
1332199110,10cyclictest0-21swapper/221:26:542
1331599110,10cyclictest0-21swapper/122:31:341
1331599110,10cyclictest0-21swapper/122:17:541
1331199119,1cyclictest30900-21sshd22:27:580
1331199113,4cyclictest19783-21munin-run22:14:590
13311991110,0cyclictest0-21swapper/023:37:480
13311991110,0cyclictest0-21swapper/023:15:570
1331199110,10cyclictest0-21swapper/023:02:470
1331199110,0cyclictest0-21swapper/023:56:270
36332100,0sleep00-21swapper/021:59:290
209862100,0sleep00-21swapper/023:27:180
1332499109,0cyclictest0-21swapper/323:13:023
1332499109,0cyclictest0-21swapper/320:25:023
1332499108,1cyclictest1-21systemd22:01:033
1332499108,1cyclictest0-21swapper/300:23:133
1332499100,0cyclictest0-21swapper/322:07:423
1332499100,0cyclictest0-21swapper/321:16:023
1332499100,0cyclictest0-21swapper/300:37:323
1332199101,1cyclictest131rcu_sched00:10:482
13321991010,0cyclictest527-40kipmi020:57:392
1332199100,2cyclictest29977-21packagekitd22:06:402
1331599109,0cyclictest0-21swapper/122:21:031
1331599109,0cyclictest0-21swapper/121:21:341
1331599109,0cyclictest0-21swapper/121:17:031
1331599109,0cyclictest0-21swapper/120:35:141
1331599109,0cyclictest0-21swapper/100:22:041
1331599109,0cyclictest0-21swapper/100:10:341
1331599108,1cyclictest31251-21sshd22:02:241
1331599100,9cyclictest0-21swapper/120:32:141
1331599100,0cyclictest0-21swapper/123:06:441
1331199109,0cyclictest0-21swapper/021:50:180
1331199109,0cyclictest0-21swapper/021:31:470
1331199108,1cyclictest1-21systemd00:36:380
1331199100,9cyclictest0-21swapper/019:22:080
1331199100,0cyclictest0-21swapper/022:47:080
1331199100,0cyclictest0-21swapper/022:47:080
1331199100,0cyclictest0-21swapper/021:44:080
1331199100,0cyclictest0-21swapper/021:12:480
7747290,1sleep341-21ksoftirqd/321:59:573
28970290,1sleep1642-21systemd-logind21:34:351
133249998,0cyclictest0-21swapper/321:20:133
133249997,1cyclictest17114-21id22:29:333
133219994,1cyclictest33-21ksoftirqd/221:21:412
133219992,1cyclictest33-21ksoftirqd/221:45:202
133219990,2cyclictest29977-21packagekitd21:15:042
133159997,1cyclictest26446-21sshd00:36:241
133159992,1cyclictest26800-21sshd22:44:011
133159992,1cyclictest26800-21sshd22:44:001
133159990,1cyclictest674-21dbus-daemon22:38:491
133119998,0cyclictest0-21swapper/021:21:270
133119997,1cyclictest13404-21kworker/0:121:48:480
133119997,1cyclictest0-21swapper/022:35:170
133249987,0cyclictest0-21swapper/321:06:233
133249987,0cyclictest0-21swapper/319:56:033
133249986,1cyclictest5636-21lspci00:07:093
133249986,1cyclictest16909-21lspci22:21:183
133249985,2cyclictest674-21dbus-daemon23:27:373
133249985,2cyclictest660-21avahi-daemon21:37:163
133249985,2cyclictest660-21avahi-daemon21:32:053
133159986,1cyclictest32539-21bash22:55:201
133159985,2cyclictest674-21dbus-daemon23:33:431
133159985,2cyclictest660-21avahi-daemon23:46:241
133159985,2cyclictest22885-21sshd22:05:011
133159984,3cyclictest699-21gdbus23:40:501
133159984,3cyclictest660-21avahi-daemon00:17:551
133159984,3cyclictest660-21avahi-daemon00:17:541
133159984,1cyclictest15946-21sshd23:37:511
133159981,1cyclictest121rcu_preempt23:11:441
133119987,0cyclictest0-21swapper/022:58:380
133119987,0cyclictest0-21swapper/021:01:480
133119987,0cyclictest0-21swapper/000:03:280
133119986,1cyclictest660-21avahi-daemon22:30:550
133119986,1cyclictest4629-21lspci00:18:060
133119986,1cyclictest4629-21lspci00:18:050
133119986,1cyclictest30427-21sshd22:02:180
133119985,2cyclictest674-21dbus-daemon00:10:220
133119985,2cyclictest660-21avahi-daemon22:50:530
133119984,3cyclictest3999-21sshd23:45:060
133249975,1cyclictest660-21avahi-daemon21:10:403
133219975,1cyclictest33-21ksoftirqd/220:00:002
133159976,0cyclictest0-21swapper/122:27:441
133159975,1cyclictest3137-21lspci21:45:301
133159974,2cyclictest649-21polkitd00:05:511
133159974,1cyclictest5836-21sshd23:20:281
133119976,0cyclictest0-21swapper/019:59:580
133119975,1cyclictest660-21avahi-daemon21:39:480
133119975,1cyclictest660-21avahi-daemon00:30:160
133119975,1cyclictest642-21systemd-logind20:25:000
133119975,1cyclictest25910-21lspci23:11:150
133119975,1cyclictest10245-21sshd21:28:380
133249965,0cyclictest0-21swapper/320:53:423
133249965,0cyclictest0-21swapper/320:12:223
133249965,0cyclictest0-21swapper/319:46:223
133249963,2cyclictest1002-21snmpd20:42:273
133249963,2cyclictest1002-21snmpd20:17:023
133249963,2cyclictest1002-21snmpd19:43:313
133219965,0cyclictest1002-21snmpd20:28:252
133219964,1cyclictest674-21dbus-daemon20:40:002
133219964,1cyclictest33-21ksoftirqd/221:10:002
133219964,1cyclictest33-21ksoftirqd/220:10:002
133219964,1cyclictest1002-21snmpd19:47:512
133219963,2cyclictest1002-21snmpd19:32:552
133159963,2cyclictest1002-21snmpd20:46:451
133159961,1cyclictest24246-21dump-pmu-power20:55:001
133119964,1cyclictest674-21dbus-daemon20:30:000
133119963,2cyclictest1002-21snmpd20:45:270
133119963,2cyclictest1002-21snmpd20:40:530
133119960,5cyclictest0-21swapper/020:56:570
133249954,0cyclictest0-21swapper/321:01:123
133249953,1cyclictest31079-21cut19:50:153
133249953,1cyclictest24714-21cat19:35:123
133249953,1cyclictest22484-21gltestperf19:30:133
133249953,1cyclictest20642-21cat19:25:143
133249953,1cyclictest18610-21cat19:20:113
133249953,1cyclictest1002-21snmpd20:56:243
133249953,1cyclictest1002-21snmpd20:46:333
133249953,1cyclictest1002-21snmpd20:39:413
133249953,1cyclictest1002-21snmpd20:31:363
133249953,1cyclictest1002-21snmpd20:23:503
133249953,1cyclictest1002-21snmpd20:08:263
133249953,1cyclictest1002-21snmpd19:18:133
133219953,1cyclictest699-21gdbus19:20:012
133219953,1cyclictest1002-21snmpd21:02:482
133219953,1cyclictest1002-21snmpd20:50:262
133219953,1cyclictest1002-21snmpd20:45:362
133219953,1cyclictest1002-21snmpd20:35:092
133219953,1cyclictest1002-21snmpd20:32:242
133219953,1cyclictest1002-21snmpd19:40:252
133219953,1cyclictest1002-21snmpd19:36:542
133219953,1cyclictest1002-21snmpd19:26:252
133219953,1cyclictest1002-21snmpd19:22:362
133219953,1cyclictest1002-21snmpd19:14:392
133219952,2cyclictest11977-21chrt20:24:412
133219952,2cyclictest1002-21snmpd19:52:582
133219950,4cyclictest0-21swapper/220:01:532
133219950,1cyclictest0-21swapper/220:14:592
133159954,0cyclictest0-21swapper/120:55:241
133159954,0cyclictest0-21swapper/119:46:241
133159953,1cyclictest660-21avahi-daemon20:17:121
133159953,1cyclictest30084-21kworker/1:019:55:161
133159953,1cyclictest26888-21sed21:00:141
133159953,1cyclictest25331-21switchtime19:35:171
133159953,1cyclictest18609-21cat19:20:121
133159953,1cyclictest1705-21sendmail20:09:281
133159953,1cyclictest16465-21hddtemp_smartct19:15:111
133159953,1cyclictest1002-21snmpd21:05:021
133159953,1cyclictest1002-21snmpd20:26:101
133159953,1cyclictest1002-21snmpd20:21:111
133159953,1cyclictest1002-21snmpd20:12:171
133159953,1cyclictest1002-21snmpd20:03:371
133159953,1cyclictest1002-21snmpd19:40:041
133159953,1cyclictest1002-21snmpd19:31:491
133159953,1cyclictest1002-21snmpd19:26:061
133159952,2cyclictest1002-21snmpd20:41:321
133159952,2cyclictest1002-21snmpd19:50:031
133119954,0cyclictest0-21swapper/020:53:380
133119953,1cyclictest24712-21cat19:35:120
133119953,1cyclictest16815-21cat20:35:140
133119953,1cyclictest1002-21snmpd21:07:500
133119953,1cyclictest1002-21snmpd20:17:550
133119953,1cyclictest1002-21snmpd20:05:160
133119953,1cyclictest1002-21snmpd20:01:110
133119953,1cyclictest1002-21snmpd19:51:390
133119953,1cyclictest1002-21snmpd19:30:130
133119953,1cyclictest1002-21snmpd19:26:090
133119953,1cyclictest1002-21snmpd19:15:460
133119952,2cyclictest1002-21snmpd20:30:530
133119952,2cyclictest1002-21snmpd19:40:100
133119950,4cyclictest15038-21sshd19:11:570
133119950,0cyclictest0-21swapper/020:14:180
133119950,0cyclictest0-21swapper/019:46:480
133159942,1cyclictest674-21dbus-daemon19:10:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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