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2026-04-14 - 11:26
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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 Tue Apr 14, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114172660,0sleep00-21swapper/022:40:580
220772550,0sleep00-21swapper/022:24:040
229502540,0sleep10-21swapper/122:42:031
161272540,0sleep20-21swapper/200:37:592
50982530,0sleep10-21swapper/123:55:051
122902530,0sleep30-21swapper/321:25:553
321632520,0sleep00-21swapper/021:46:560
263822520,0sleep00-21swapper/000:29:570
147162520,0sleep30-21swapper/300:19:503
238622510,0sleep00-21swapper/021:43:180
179242510,0sleep00-21swapper/023:50:110
286072500,0sleep00-21swapper/021:58:160
201302500,1sleep020127-21lspci22:53:400
164202500,1sleep316416-21sshd21:14:343
92062490,0sleep30-21swapper/322:37:483
327392490,0sleep30-21swapper/322:51:503
314712490,0sleep20-21swapper/200:12:252
310782490,0sleep20-21swapper/221:35:192
283332480,0sleep00-21swapper/021:11:580
188432480,0sleep10-21swapper/122:56:251
188432480,0sleep10-21swapper/122:56:251
229142470,1sleep2321ktimersoftd/223:53:412
284442460,0sleep20-21swapper/223:00:142
218172450,0sleep30-21swapper/300:05:323
277362400,0sleep3401ktimersoftd/322:21:353
2623123210,7sleep30-21swapper/319:06:133
265112309,7sleep20-21swapper/219:09:452
2636222318,3sleep10-21swapper/119:07:521
258042219,7sleep00-21swapper/019:05:180
106872200,1sleep110683-21bash00:16:231
69752190,0sleep00-21swapper/021:33:170
116122190,2sleep22665299cyclictest00:31:302
237602180,0sleep20-21swapper/223:44:402
237602180,0sleep20-21swapper/223:44:402
170992180,2sleep22665299cyclictest23:47:002
69742170,1sleep16960-21sshd22:31:341
183432170,2sleep12664899cyclictest20:05:161
36402160,0sleep00-21swapper/000:33:490
321972160,1sleep232185-21sshd23:39:242
293622160,0sleep10-21swapper/121:24:091
208792160,0sleep30-21swapper/322:44:533
146692160,1sleep3391rcuc/323:59:003
284592150,0sleep2623-17sedispatch21:24:022
121332150,0sleep20-21swapper/222:50:012
81442140,1sleep38142-21bash23:46:093
67932140,0sleep30-21swapper/321:33:163
33522140,0sleep30-21swapper/321:58:563
135372140,0sleep00-21swapper/023:49:480
105342140,1sleep210532-21sshd00:07:312
97132130,0sleep00-21swapper/023:13:230
94412130,0sleep10-21swapper/121:25:331
64872130,0sleep2311rcuc/222:25:302
313302130,0sleep00-21swapper/021:24:240
85302120,1sleep38510-21sshd22:11:013
62182120,0sleep30-21swapper/300:30:593
2666199120,1cyclictest994-21lspci23:27:303
2666199120,11cyclictest0-21swapper/323:33:403
26652991211,0cyclictest0-21swapper/220:55:162
2665299120,11cyclictest699-21gdbus00:18:162
2665299120,11cyclictest674-21dbus-daemon22:22:172
2665299120,11cyclictest4870-21bash21:13:062
2665299120,11cyclictest0-21swapper/221:57:272
26648991210,1cyclictest27771-21sshd00:30:031
26642991210,1cyclictest5873-21lspci22:07:530
2664299120,1cyclictest6773-21lspci23:22:030
2664299120,1cyclictest6773-21lspci23:22:030
2664299120,1cyclictest17771-21sshd22:00:130
2664299120,11cyclictest7638-21hddtemp_smartct19:40:130
2666199110,10cyclictest0-21swapper/322:32:003
2666199110,10cyclictest0-21swapper/321:53:003
2666199110,10cyclictest0-21swapper/319:35:203
2666199110,10cyclictest0-21swapper/300:35:203
2666199110,0cyclictest0-21swapper/323:43:003
2666199110,0cyclictest0-21swapper/323:43:003
2666199110,0cyclictest0-21swapper/321:44:503
26652991110,0cyclictest0-21swapper/223:26:162
26652991110,0cyclictest0-21swapper/219:20:162
26652991110,0cyclictest0-21swapper/200:25:262
2665299110,10cyclictest18734-21lspci22:00:162
2665299110,10cyclictest0-21swapper/222:34:562
2665299110,0cyclictest0-21swapper/221:46:262
2664899119,1cyclictest0-21swapper/123:02:031
2664899110,10cyclictest0-21swapper/123:44:031
2664899110,10cyclictest0-21swapper/123:44:031
2664899110,0cyclictest0-21swapper/123:24:531
2664899110,0cyclictest0-21swapper/123:24:531
2664899110,0cyclictest0-21swapper/123:05:431
2664899110,0cyclictest0-21swapper/122:21:431
2664899110,0cyclictest0-21swapper/121:11:031
2664299119,1cyclictest18482-21sshd23:08:130
2664299119,1cyclictest0-21swapper/023:42:530
2664299119,1cyclictest0-21swapper/023:42:530
2664299113,4cyclictest7258-21munin-run20:59:590
26642991110,0cyclictest0-21swapper/021:35:430
2664299110,10cyclictest0-21swapper/000:14:330
2664299110,0cyclictest0-21swapper/022:12:040
38852100,1sleep03878-21lspci23:18:510
38852100,1sleep03878-21lspci23:18:510
2666199109,0cyclictest0-21swapper/323:38:113
2666199109,0cyclictest0-21swapper/323:00:103
2666199109,0cyclictest0-21swapper/322:26:303
2666199109,0cyclictest0-21swapper/321:49:203
2666199109,0cyclictest0-21swapper/321:38:403
2666199109,0cyclictest0-21swapper/300:03:303
2666199100,0cyclictest0-21swapper/323:22:103
2666199100,0cyclictest0-21swapper/323:22:103
2666199100,0cyclictest0-21swapper/322:55:413
2666199100,0cyclictest0-21swapper/322:55:403
2666199100,0cyclictest0-21swapper/322:09:103
2665299109,0cyclictest0-21swapper/221:54:362
2665299109,0cyclictest0-21swapper/221:41:062
2665299108,1cyclictest5833-21sshd00:01:062
2665299100,9cyclictest0-21swapper/221:04:562
2665299100,0cyclictest0-21swapper/223:31:362
2664899109,0cyclictest0-21swapper/122:28:531
2664899109,0cyclictest0-21swapper/122:10:441
2664899108,1cyclictest22697-21sshd22:53:531
2664899100,0cyclictest0-21swapper/123:15:531
2664899100,0cyclictest0-21swapper/123:15:531
2664899100,0cyclictest0-21swapper/122:35:141
2664899100,0cyclictest0-21swapper/121:47:331
2664299109,0cyclictest0-21swapper/022:47:230
2664299109,0cyclictest0-21swapper/022:36:330
2664299109,0cyclictest0-21swapper/000:24:530
2664299109,0cyclictest0-21swapper/000:19:430
2664299100,0cyclictest0-21swapper/000:37:330
16332100,0sleep10-21swapper/122:49:041
266619998,0cyclictest0-21swapper/322:18:303
266619998,0cyclictest0-21swapper/319:12:003
266619998,0cyclictest0-21swapper/300:23:513
266619998,0cyclictest0-21swapper/300:11:303
266619996,2cyclictest674-21dbus-daemon23:53:503
266619995,3cyclictest660-21avahi-daemon22:47:233
266529998,0cyclictest11152-21lspci22:11:162
266529998,0cyclictest0-21swapper/223:20:062
266529998,0cyclictest0-21swapper/223:20:062
266529998,0cyclictest0-21swapper/223:13:362
266529998,0cyclictest0-21swapper/222:49:062
266529997,1cyclictest0-21swapper/223:55:072
266529996,2cyclictest660-21avahi-daemon23:09:162
266489998,0cyclictest0-21swapper/123:51:431
266489998,0cyclictest0-21swapper/122:06:131
266489998,0cyclictest0-21swapper/100:12:341
266429998,0cyclictest1861-21sshd23:33:330
266429998,0cyclictest0-21swapper/022:16:430
266429998,0cyclictest0-21swapper/021:51:430
266429998,0cyclictest0-21swapper/021:08:030
266429998,0cyclictest0-21swapper/020:35:230
266429995,1cyclictest660-21avahi-daemon23:27:440
15742290,1sleep30-21swapper/323:10:533
11544290,0sleep20-21swapper/223:16:292
11544290,0sleep20-21swapper/223:16:282
9642280,0sleep00-21swapper/023:55:240
266619987,0cyclictest0-21swapper/319:20:003
266619986,1cyclictest4412-21lspci00:27:523
266619986,1cyclictest23441-21lspci22:00:383
266619985,2cyclictest660-21avahi-daemon23:18:283
266619985,2cyclictest660-21avahi-daemon23:18:273
266619984,3cyclictest674-21dbus-daemon21:22:143
266529987,0cyclictest0-21swapper/200:20:162
266529986,1cyclictest660-21avahi-daemon22:41:142
266529986,1cyclictest622-13audispd22:07:462
266529985,2cyclictest660-21avahi-daemon22:56:252
266529985,2cyclictest660-21avahi-daemon22:56:242
266529985,2cyclictest660-21avahi-daemon21:19:162
266489987,0cyclictest0-21swapper/123:13:041
266489987,0cyclictest0-21swapper/100:08:331
266489986,1cyclictest660-21avahi-daemon21:50:521
266489986,1cyclictest660-21avahi-daemon00:03:291
266489986,1cyclictest30588-21lspci22:15:561
266489986,1cyclictest14688-21lspci23:25:441
266489986,1cyclictest0-21swapper/100:36:241
266489986,1cyclictest0-21swapper/100:24:531
266489985,2cyclictest660-21avahi-daemon23:45:181
266489985,2cyclictest660-21avahi-daemon21:56:081
266489984,3cyclictest660-21avahi-daemon22:02:131
266489984,3cyclictest660-21avahi-daemon21:15:111
266489984,3cyclictest649-21polkitd23:35:521
266489984,2cyclictest649-21polkitd23:30:111
266429987,0cyclictest0-21swapper/023:00:530
266429987,0cyclictest0-21swapper/019:58:030
266429986,1cyclictest649-21polkitd23:38:030
266429986,1cyclictest29979-21gdbus22:55:460
266429986,1cyclictest29979-21gdbus22:55:460
266429985,2cyclictest660-21avahi-daemon22:31:580
266429985,2cyclictest660-21avahi-daemon22:25:060
266429985,2cyclictest660-21avahi-daemon00:08:190
19093280,0sleep20-21swapper/222:35:402
266619975,1cyclictest660-21avahi-daemon23:05:293
266619974,2cyclictest699-21gdbus21:15:173
266529975,1cyclictest660-21avahi-daemon22:15:222
266529975,1cyclictest660-21avahi-daemon21:30:392
266529970,6cyclictest0-21swapper/221:06:062
266489975,1cyclictest878-21kworker/1:119:25:131
266489975,1cyclictest660-21avahi-daemon21:40:591
266489975,1cyclictest660-21avahi-daemon21:36:461
266489975,1cyclictest660-21avahi-daemon21:30:191
266489975,1cyclictest660-21avahi-daemon00:25:231
266489975,1cyclictest11582-21bash21:09:541
266429976,0cyclictest0-21swapper/021:01:030
266429976,0cyclictest0-21swapper/019:12:030
266429975,1cyclictest9-21ksoftirqd/000:00:080
266429973,3cyclictest660-21avahi-daemon21:28:030
266619965,0cyclictest0-21swapper/320:51:013
266619965,0cyclictest0-21swapper/320:08:003
266619965,0cyclictest0-21swapper/319:49:103
266619964,1cyclictest699-21gdbus19:25:003
266619964,1cyclictest660-21avahi-daemon20:29:563
266619963,2cyclictest1002-21snmpd20:57:433
266619963,2cyclictest1002-21snmpd20:30:303
266619960,5cyclictest0-21swapper/320:38:303
266529964,1cyclictest649-21polkitd21:25:052
266529964,1cyclictest642-21systemd-logind20:40:002
266529963,2cyclictest1002-21snmpd20:52:012
266529963,2cyclictest1002-21snmpd20:40:092
266529963,2cyclictest1002-21snmpd19:35:232
266529960,5cyclictest0-21swapper/220:04:072
266489965,0cyclictest0-21swapper/119:45:131
266489965,0cyclictest0-21swapper/119:40:231
266489964,1cyclictest792-21kworker/1:220:45:151
266489964,1cyclictest7040-21kworker/1:220:00:151
266489963,2cyclictest1002-21snmpd20:13:231
266489963,2cyclictest1002-21snmpd19:54:461
266429964,1cyclictest20245-21sshd21:15:010
266429963,2cyclictest1002-21snmpd20:26:240
266429963,2cyclictest1002-21snmpd20:15:030
266429963,2cyclictest1002-21snmpd20:10:200
266429963,2cyclictest1002-21snmpd19:35:130
266429960,5cyclictest0-21swapper/019:51:440
266429960,1cyclictest860-21munin-run19:25:000
32220250,0sleep30-21swapper/320:40:153
266619953,1cyclictest649-21polkitd19:40:003
266619953,1cyclictest24003-21cat20:20:143
266619953,1cyclictest22004-21cat20:15:143
266619953,1cyclictest11799-21mii-tool19:50:143
266619953,1cyclictest1002-21snmpd21:05:583
266619953,1cyclictest1002-21snmpd20:14:443
266619953,1cyclictest1002-21snmpd19:31:193
266619953,1cyclictest1002-21snmpd19:25:573
266619952,2cyclictest1002-21snmpd21:00:103
266619952,2cyclictest1002-21snmpd20:46:273
266619952,2cyclictest1002-21snmpd19:58:353
266529954,0cyclictest0-21swapper/220:31:562
266529954,0cyclictest0-21swapper/220:15:062
266529954,0cyclictest0-21swapper/219:55:362
266529953,1cyclictest7253-21/usr/sbin/munin19:40:192
266529953,1cyclictest699-21gdbus20:15:002
266529953,1cyclictest11778-21cat19:50:142
266529953,1cyclictest1002-21snmpd20:20:442
266529953,1cyclictest1002-21snmpd20:05:592
266529953,1cyclictest1002-21snmpd19:45:492
266529953,1cyclictest1002-21snmpd19:30:432
266529953,1cyclictest1002-21snmpd19:15:182
266529952,2cyclictest1002-21snmpd20:25:102
266529952,2cyclictest1002-21snmpd19:27:102
266529950,0cyclictest0-21swapper/219:11:572
266489954,1cyclictest3163-21kworker/1:020:51:571
266489954,0cyclictest29407-21kworker/1:020:35:151
266489954,0cyclictest21258-21kworker/1:120:25:151
266489954,0cyclictest0-21swapper/120:40:041
266489954,0cyclictest0-21swapper/119:35:331
266489953,1cyclictest25-21ksoftirqd/119:15:011
266489953,1cyclictest24537-21kworker/1:019:15:171
266489953,1cyclictest1002-21snmpd21:01:311
266489953,1cyclictest1002-21snmpd20:55:101
266489953,1cyclictest1002-21snmpd20:22:561
266489953,1cyclictest1002-21snmpd20:19:151
266489953,1cyclictest1002-21snmpd19:30:101
266489953,1cyclictest1002-21snmpd19:20:421
266489952,2cyclictest1002-21snmpd20:30:091
266489950,1cyclictest13359-21/usr/sbin/munin19:55:191
266429955,0cyclictest101ktimersoftd/019:45:110
266429953,1cyclictest1002-21snmpd20:48:240
266429953,1cyclictest1002-21snmpd20:43:280
266429953,1cyclictest1002-21snmpd20:32:390
266429953,1cyclictest1002-21snmpd20:21:080
266429953,1cyclictest1002-21snmpd19:25:130
266429953,1cyclictest1002-21snmpd19:16:360
266429952,2cyclictest4861-21seq20:50:440
266429952,2cyclictest3853-21cat19:30:160
266429950,0cyclictest0-21swapper/020:06:330
266429950,0cyclictest0-21swapper/020:01:230
266619942,1cyclictest15851-21cat20:00:143
266529941,2cyclictest1002-21snmpd20:45:062
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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