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2026-04-30 - 08:00
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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 100 highest latencies:
System rack2slot0.osadl.org (updated Thu Apr 30, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
60521000,2sleep12288499cyclictest23:09:341
109212970,1sleep12288499cyclictest22:22:311
116462790,1sleep348-21kauditd22:10:163
224982760,0sleep00-21swapper/021:54:550
25372730,1sleep0620-17auditd21:46:060
67052590,1sleep2620-17auditd23:56:332
8352570,0sleep10-21swapper/123:18:271
50082550,1sleep01-21systemd00:19:220
39602550,1sleep2311rcuc/222:12:392
284632550,0sleep00-21swapper/023:12:010
240462510,0sleep11-21systemd00:12:221
51842500,0sleep10-21swapper/121:13:301
199252500,0sleep10-21swapper/123:31:491
116332500,0sleep30-21swapper/323:51:133
75812490,0sleep17580-21sshd22:25:161
130012490,0sleep10-21swapper/120:00:191
102172490,1sleep11-21systemd00:39:491
93532480,0sleep10-21swapper/100:28:201
93532480,0sleep10-21swapper/100:28:201
105632480,0sleep20-21swapper/200:31:132
197172470,0sleep30-21swapper/323:25:583
188182470,0sleep20-21swapper/223:14:072
229342460,2sleep02287999cyclictest22:17:380
91372440,0sleep00-21swapper/000:11:010
222822380,0sleep00-21swapper/022:41:410
87712370,2sleep22289299cyclictest00:28:172
87712370,2sleep22289299cyclictest00:28:172
2241123624,7sleep30-21swapper/319:05:373
2098123410,7sleep20-21swapper/219:05:122
81002320,1sleep02287999cyclictest23:21:580
226182287,7sleep00-21swapper/019:08:100
2267922110,7sleep10-21swapper/119:08:591
172022200,0sleep30-21swapper/300:29:023
172022200,0sleep30-21swapper/300:29:023
32192180,0sleep30-21swapper/323:47:413
110182180,0sleep10-21swapper/122:37:411
75622160,0sleep00-21swapper/022:09:570
75622160,0sleep00-21swapper/022:09:570
241942160,0sleep10-21swapper/100:18:111
93172150,1sleep2674-21dbus-daemon21:22:052
60382150,0sleep30-21swapper/322:09:483
60382150,0sleep30-21swapper/322:09:483
29392150,0sleep30-21swapper/322:30:513
2290099150,13cyclictest642-21systemd-logind00:13:413
173362150,0sleep0111rcuc/022:26:110
125402150,0sleep00-21swapper/021:22:310
2290099144,1cyclictest41-21ksoftirqd/323:17:053
22900991413,0cyclictest19359-21lspci23:34:423
2289299143,1cyclictest33-21ksoftirqd/200:18:262
2289299142,2cyclictest33-21ksoftirqd/222:39:022
22892991411,1cyclictest33-21ksoftirqd/221:55:412
22892991411,1cyclictest33-21ksoftirqd/221:55:412
22892991411,1cyclictest33-21ksoftirqd/221:35:162
160522140,1sleep3401ktimersoftd/320:10:143
287642130,0sleep3391rcuc/321:39:043
236472130,0sleep30-21swapper/320:30:003
2290099131,1cyclictest5598-21lspci23:45:003
2289299137,1cyclictest33-21ksoftirqd/222:57:272
2289299133,2cyclictest33-21ksoftirqd/223:50:222
22884991311,1cyclictest7677-21sshd22:58:181
2287999130,12cyclictest0-21swapper/023:27:040
221702130,0sleep10-21swapper/122:53:361
155372130,0sleep10-21swapper/123:22:391
132032130,0sleep20-21swapper/221:43:512
327242120,0sleep00-21swapper/021:25:070
2290099126,2cyclictest41-21ksoftirqd/323:02:223
2290099122,4cyclictest41-21ksoftirqd/300:35:263
22900991212,0cyclictest401ktimersoftd/323:06:133
22900991210,1cyclictest41-21ksoftirqd/300:35:003
22900991210,1cyclictest24554-21sshd00:21:003
2290099120,1cyclictest3388-21lspci23:39:063
2290099120,1cyclictest31508-21sshd22:02:403
2289299125,1cyclictest33-21ksoftirqd/223:48:302
2289299122,1cyclictest33-21ksoftirqd/223:21:472
22892991210,1cyclictest33-21ksoftirqd/200:35:052
2289299120,1cyclictest13215-21sshd23:01:442
2289299120,11cyclictest0-21swapper/222:09:342
2289299120,11cyclictest0-21swapper/222:09:342
22884991210,1cyclictest0-21swapper/100:21:081
2288499120,11cyclictest19817-21sshd22:32:281
2288499120,11cyclictest17512-21sshd21:57:481
2288499120,11cyclictest17512-21sshd21:57:481
2287999129,2cyclictest1689-21sshd22:57:440
22879991210,1cyclictest9479-21sshd23:36:440
22879991210,1cyclictest5957-21sshd22:22:040
2287999120,11cyclictest21951-21lspci22:38:440
219162120,0sleep00-21swapper/023:34:560
2290099119,1cyclictest41-21ksoftirqd/322:40:313
2290099119,1cyclictest20328-21sshd00:06:203
2290099112,3cyclictest41-21ksoftirqd/322:45:023
2290099111,1cyclictest41-21ksoftirqd/321:58:453
2290099111,1cyclictest41-21ksoftirqd/321:58:453
22900991111,0cyclictest401ktimersoftd/320:42:413
2290099110,3cyclictest41-21ksoftirqd/323:22:043
2290099110,10cyclictest0-21swapper/322:22:303
2290099110,10cyclictest0-21swapper/321:48:103
2290099110,10cyclictest0-21swapper/321:41:203
2289299119,1cyclictest33-21ksoftirqd/200:01:352
2289299114,1cyclictest33-21ksoftirqd/222:30:002
2289299113,1cyclictest33-21ksoftirqd/222:44:482
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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