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2026-03-21 - 06:46
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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 376 highest latencies:
System rack2slot0.osadl.org (updated Sat Mar 21, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
86782980,0sleep02453599cyclictest00:35:280
91172780,1sleep09-21ksoftirqd/023:03:400
115972780,2sleep32455299cyclictest00:16:013
115972780,2sleep32455299cyclictest00:16:003
222362640,0sleep30-21swapper/300:08:363
268242580,1sleep126823-21sshd21:23:241
239232570,0sleep20-21swapper/200:36:492
82912560,0sleep38285-21bash22:30:193
160522560,0sleep3391rcuc/322:44:523
2421525550,3sleep30-21swapper/319:07:173
234472550,0sleep30-21swapper/322:12:203
173942530,0sleep30-21swapper/323:04:233
89542520,0sleep10-21swapper/100:29:551
277702520,0sleep20-21swapper/221:19:442
15972520,0sleep20-21swapper/223:50:112
134812520,0sleep30-21swapper/323:45:373
99552510,0sleep20-21swapper/222:08:272
195902510,0sleep00-21swapper/023:51:420
170792510,0sleep00-21swapper/022:42:090
167802510,0sleep20-21swapper/223:15:192
33772500,0sleep2311rcuc/223:03:102
321322500,0sleep00-21swapper/000:29:060
278162500,0sleep00-21swapper/023:35:440
48452490,1sleep1241ktimersoftd/121:59:491
248572480,0sleep3391rcuc/322:23:303
104032480,1sleep2699-21gdbus21:10:062
70312470,0sleep3401ktimersoftd/300:29:463
13692470,1sleep31372-21bash22:49:093
282232460,0sleep10-21swapper/123:46:551
27942460,0sleep20-21swapper/222:38:112
2430724326,6sleep10-21swapper/119:08:261
108832400,2sleep32455299cyclictest22:08:323
207902370,0sleep20-21swapper/222:25:532
245952360,2sleep02453599cyclictest21:45:020
240702308,7sleep20-21swapper/219:05:312
243012287,7sleep00-21swapper/019:08:210
309192200,0sleep10-21swapper/123:22:071
235012180,1sleep2674-21dbus-daemon21:50:192
205412180,2sleep02453599cyclictest21:50:100
9922170,1sleep1674-21dbus-daemon22:54:401
61532170,0sleep3391rcuc/322:35:393
301082170,0sleep30-21swapper/322:29:303
199882170,0sleep20-21swapper/222:17:312
150712170,0sleep20-21swapper/222:30:532
274382160,0sleep00-21swapper/022:45:450
24540991615,0cyclictest4892-21kworker/1:120:34:141
327492150,1sleep30-21swapper/323:19:333
24546991513,1cyclictest649-21polkitd22:51:152
2453599156,1cyclictest9-21ksoftirqd/022:24:110
65332140,0sleep00-21swapper/021:13:250
56112140,0sleep20-21swapper/221:24:452
24540991414,0cyclictest3141-21kworker/1:020:59:441
24540991414,0cyclictest22437-21kworker/1:219:16:131
24540991414,0cyclictest22437-21kworker/1:219:10:521
217282140,0sleep20-21swapper/223:29:442
24546991311,1cyclictest22599-21kworker/u8:022:14:052
2454099138,1cyclictest25-21ksoftirqd/123:03:011
2454099134,1cyclictest25-21ksoftirqd/123:31:271
2454099133,2cyclictest25-21ksoftirqd/123:16:231
2454099133,1cyclictest25-21ksoftirqd/122:56:481
2454099133,1cyclictest25-21ksoftirqd/122:41:501
24540991313,0cyclictest770-21kworker/1:319:34:571
24540991313,0cyclictest7185-21kworker/1:121:08:441
24540991313,0cyclictest4892-21kworker/1:120:16:241
24540991313,0cyclictest4892-21kworker/1:119:47:061
24540991313,0cyclictest4892-21kworker/1:119:47:051
24540991313,0cyclictest29096-21kworker/1:019:26:181
24540991313,0cyclictest241ktimersoftd/120:05:421
2454099130,1cyclictest2031-21lspci22:35:191
2454099130,12cyclictest9767-21tty00:32:491
2453599134,2cyclictest9-21ksoftirqd/021:15:200
2453599134,1cyclictest9-21ksoftirqd/022:05:100
2453599134,1cyclictest9-21ksoftirqd/000:06:450
2453599132,1cyclictest9-21ksoftirqd/023:25:080
2453599131,1cyclictest9-21ksoftirqd/022:15:110
2453599130,2cyclictest674-21dbus-daemon23:17:460
211462130,1sleep121150-21bash00:08:291
153262130,2sleep32455299cyclictest00:30:223
270642120,0sleep30-21swapper/323:10:403
270642120,0sleep30-21swapper/323:10:403
24552991212,0cyclictest527-40kipmi020:40:493
24552991211,0cyclictest0-21swapper/321:45:183
24552991210,1cyclictest21564-21rm23:07:273
24552991210,1cyclictest0-21swapper/300:00:593
2455299120,1cyclictest11574-21/usr/sbin/munin21:25:183
2455299120,11cyclictest7882-21rm22:57:583
2454699120,1cyclictest0-21swapper/223:12:052
2454699120,1cyclictest0-21swapper/223:12:052
2454699120,11cyclictest26791-21sshd00:31:252
2454099124,1cyclictest25-21ksoftirqd/122:14:001
2454099124,1cyclictest25-21ksoftirqd/122:02:001
2454099123,3cyclictest649-21polkitd21:10:051
2454099123,3cyclictest25-21ksoftirqd/123:51:391
2454099122,1cyclictest25-21ksoftirqd/121:49:021
24540991212,0cyclictest770-21kworker/1:319:35:081
24540991212,0cyclictest770-21kworker/1:319:35:071
24540991212,0cyclictest4892-21kworker/1:119:50:241
24540991212,0cyclictest29096-21kworker/1:019:24:441
24540991212,0cyclictest27345-21kworker/1:220:54:511
24540991212,0cyclictest27345-21kworker/1:220:44:181
24540991212,0cyclictest27345-21kworker/1:220:35:271
2454099121,1cyclictest25-21ksoftirqd/123:58:371
2454099121,1cyclictest25-21ksoftirqd/121:34:481
2454099121,1cyclictest25-21ksoftirqd/100:04:011
2454099120,11cyclictest0-21swapper/122:48:491
2453599128,1cyclictest9-21ksoftirqd/022:55:000
2453599126,1cyclictest9-21ksoftirqd/023:06:340
2453599125,1cyclictest9-21ksoftirqd/022:31:480
2453599125,1cyclictest9-21ksoftirqd/021:59:000
2453599124,2cyclictest9-21ksoftirqd/022:56:470
2453599124,1cyclictest9-21ksoftirqd/023:59:020
2453599123,2cyclictest9-21ksoftirqd/021:40:320
2453599123,2cyclictest9-21ksoftirqd/000:00:590
2453599123,1cyclictest9-21ksoftirqd/023:40:280
2453599123,1cyclictest9-21ksoftirqd/023:34:470
2453599123,1cyclictest9-21ksoftirqd/021:36:260
2453599123,1cyclictest9-21ksoftirqd/021:34:380
2453599122,2cyclictest9-21ksoftirqd/023:48:460
2453599122,2cyclictest9-21ksoftirqd/023:11:010
2453599122,2cyclictest9-21ksoftirqd/023:11:000
2453599122,2cyclictest9-21ksoftirqd/022:29:420
2453599122,2cyclictest9-21ksoftirqd/000:19:290
2453599122,2cyclictest9-21ksoftirqd/000:19:280
2453599121,2cyclictest9-21ksoftirqd/000:10:460
2453599121,2cyclictest1298-21sshd21:27:580
2453599121,1cyclictest101ktimersoftd/023:22:270
24535991210,1cyclictest0-21swapper/022:01:270
2453599120,1cyclictest13331-21sshd00:21:470
161922120,2sleep32455299cyclictest21:38:473
24552991110,0cyclictest0-21swapper/323:52:383
24552991110,0cyclictest0-21swapper/322:18:273
2455299110,10cyclictest10200-21bash21:51:573
2455299110,10cyclictest0-21swapper/323:20:283
2455299110,10cyclictest0-21swapper/322:54:483
2454699119,1cyclictest24043-21bash22:23:252
24546991110,0cyclictest0-21swapper/200:09:542
2454699110,0cyclictest26737-21sshd21:42:252
2454699110,0cyclictest0-21swapper/221:49:052
2454099117,2cyclictest25-21ksoftirqd/122:34:481
2454099113,3cyclictest25-21ksoftirqd/122:25:521
2454099113,1cyclictest25-21ksoftirqd/123:40:251
2454099113,1cyclictest25-21ksoftirqd/121:41:061
2454099113,1cyclictest25-21ksoftirqd/121:36:521
2454099111,2cyclictest25-21ksoftirqd/100:17:011
2454099111,2cyclictest25-21ksoftirqd/100:17:011
2454099111,1cyclictest25-21ksoftirqd/122:07:251
2454099111,1cyclictest25-21ksoftirqd/100:36:411
2454099111,1cyclictest121rcu_preempt22:20:201
2454099111,1cyclictest121rcu_preempt22:15:021
24540991111,0cyclictest4892-21kworker/1:120:04:361
24540991111,0cyclictest4892-21kworker/1:119:42:041
24540991111,0cyclictest3141-21kworker/1:021:03:211
2454099111,0cyclictest121rcu_preempt23:05:331
2454099110,1cyclictest16138-21sshd00:22:021
2454099110,1cyclictest121rcu_preempt23:27:261
2454099110,0cyclictest121rcu_preempt23:36:211
2454099110,0cyclictest121rcu_preempt00:12:231
2453599116,2cyclictest9-21ksoftirqd/022:10:370
2453599112,3cyclictest9-21ksoftirqd/021:23:440
2453599112,2cyclictest9-21ksoftirqd/022:35:400
2453599112,2cyclictest9-21ksoftirqd/000:31:190
272262100,0sleep3391rcuc/322:04:263
2455299109,0cyclictest0-21swapper/323:43:583
2455299108,1cyclictest0-21swapper/321:22:183
2454699109,0cyclictest0-21swapper/223:31:452
2454699109,0cyclictest0-21swapper/219:45:452
2454699109,0cyclictest0-21swapper/219:45:442
2454699109,0cyclictest0-21swapper/200:18:552
2454699109,0cyclictest0-21swapper/200:18:542
2454699100,9cyclictest0-21swapper/222:46:152
2454699100,0cyclictest0-21swapper/223:44:142
2454699100,0cyclictest0-21swapper/221:58:052
2454699100,0cyclictest0-21swapper/200:01:152
2454099109,0cyclictest0-21swapper/121:15:381
2454099108,1cyclictest25-21ksoftirqd/121:25:101
2454099103,2cyclictest25-21ksoftirqd/121:50:201
2454099101,1cyclictest121rcu_preempt23:10:251
2454099101,1cyclictest121rcu_preempt23:10:251
24540991010,0cyclictest27345-21kworker/1:220:49:401
245529998,0cyclictest0-21swapper/321:16:383
245529991,3cyclictest131rcu_sched23:26:273
245529990,1cyclictest32693-21sshd21:56:373
245469998,0cyclictest0-21swapper/223:58:052
245469998,0cyclictest0-21swapper/220:50:452
245469998,0cyclictest0-21swapper/219:53:552
245469998,0cyclictest0-21swapper/219:30:452
245469997,1cyclictest1072-21nfsd00:29:042
245409999,0cyclictest4892-21kworker/1:120:23:201
245409999,0cyclictest4892-21kworker/1:120:11:311
245359998,0cyclictest0-21swapper/020:01:060
245359997,1cyclictest9-21ksoftirqd/019:55:010
245359991,4cyclictest783-21idleruntime-cro19:30:010
245529987,0cyclictest401ktimersoftd/323:56:543
245529986,1cyclictest41-21ksoftirqd/300:36:543
245529985,2cyclictest660-21avahi-daemon23:37:493
245529985,2cyclictest660-21avahi-daemon21:40:193
245529985,2cyclictest660-21avahi-daemon21:12:133
245529985,2cyclictest660-21avahi-daemon00:10:313
245529984,3cyclictest660-21avahi-daemon23:31:183
245529984,3cyclictest10061-21sshd21:32:473
245529980,1cyclictest2234-21sshd00:20:473
245469987,0cyclictest0-21swapper/222:57:042
245469987,0cyclictest0-21swapper/221:35:442
245469987,0cyclictest0-21swapper/220:46:342
245469987,0cyclictest0-21swapper/220:34:452
245469986,1cyclictest30619-21lspci23:05:242
245469986,1cyclictest3059-21lspci23:36:252
245469986,1cyclictest19524-21lspci21:30:092
245469986,1cyclictest19043-21lspci00:11:042
245469986,1cyclictest1823-21bash00:23:362
245469985,2cyclictest699-21gdbus23:46:362
245469985,2cyclictest660-21avahi-daemon22:41:292
245469980,7cyclictest0-21swapper/220:41:152
245409988,0cyclictest241ktimersoftd/120:29:071
245359984,1cyclictest9-21ksoftirqd/020:24:550
245359982,3cyclictest9-21ksoftirqd/019:15:000
21262280,0sleep00-21swapper/020:20:000
245469976,0cyclictest0-21swapper/221:00:142
245469975,1cyclictest660-21avahi-daemon23:20:322
245469975,1cyclictest660-21avahi-daemon22:00:282
245469975,1cyclictest660-21avahi-daemon21:25:102
245409977,0cyclictest4892-21kworker/1:119:57:201
245359973,1cyclictest9-21ksoftirqd/021:04:590
245359972,1cyclictest9-21ksoftirqd/019:40:010
245359972,1cyclictest9-21ksoftirqd/019:40:010
245359971,2cyclictest9-21ksoftirqd/019:21:020
245359971,1cyclictest101ktimersoftd/020:50:000
245359970,1cyclictest9-21ksoftirqd/019:50:010
245359970,1cyclictest9-21ksoftirqd/019:50:000
245529963,2cyclictest1002-21snmpd20:09:203
245529963,2cyclictest1002-21snmpd19:45:433
245529963,2cyclictest1002-21snmpd19:45:423
245529963,2cyclictest1002-21snmpd19:13:213
245529960,5cyclictest0-21swapper/319:35:083
245529960,5cyclictest0-21swapper/319:35:073
245529960,5cyclictest0-21swapper/319:26:173
245469965,0cyclictest0-21swapper/221:08:552
245469965,0cyclictest0-21swapper/220:16:252
245469965,0cyclictest0-21swapper/219:18:442
245469963,2cyclictest1002-21snmpd19:23:132
245359965,0cyclictest9-21ksoftirqd/020:39:590
245359965,0cyclictest9-21ksoftirqd/019:35:000
245359964,1cyclictest111rcuc/019:19:590
245359963,2cyclictest674-21dbus-daemon20:35:000
245359963,2cyclictest1002-21snmpd20:59:430
245359963,2cyclictest1002-21snmpd20:41:390
245359962,1cyclictest9-21ksoftirqd/020:29:590
245359961,3cyclictest9-21ksoftirqd/020:05:160
245359961,1cyclictest8345-21pmu-power21:05:170
245359961,1cyclictest0-21swapper/019:42:410
245529954,0cyclictest0-21swapper/320:49:073
245529953,1cyclictest674-21dbus-daemon20:00:003
245529953,1cyclictest5862-21mii-tool21:00:143
245529953,1cyclictest29477-21grep19:20:113
245529953,1cyclictest28046-21cat20:35:153
245529953,1cyclictest25996-21mii-tool20:30:133
245529953,1cyclictest23805-21grep20:25:133
245529953,1cyclictest1786-21cat20:50:133
245529953,1cyclictest14593-21tail20:00:203
245529953,1cyclictest1002-21snmpd21:06:553
245529953,1cyclictest1002-21snmpd20:56:363
245529953,1cyclictest1002-21snmpd20:22:013
245529953,1cyclictest1002-21snmpd20:10:143
245529953,1cyclictest1002-21snmpd19:44:493
245529952,2cyclictest624-13audispd19:54:453
245529950,4cyclictest0-21swapper/320:16:083
245529950,1cyclictest1947-21sh19:30:163
245469953,1cyclictest660-21avahi-daemon19:10:482
245469953,1cyclictest17860-21cat20:10:132
245469953,1cyclictest1002-21snmpd20:55:572
245469953,1cyclictest1002-21snmpd20:36:232
245469953,1cyclictest1002-21snmpd20:05:052
245469953,1cyclictest1002-21snmpd20:01:262
245469953,1cyclictest1002-21snmpd19:56:162
245469953,1cyclictest1002-21snmpd19:40:222
245469953,1cyclictest1002-21snmpd19:36:312
245469953,1cyclictest1002-21snmpd19:36:302
245469953,1cyclictest1002-21snmpd19:25:392
245469952,2cyclictest22556-21switchtime20:20:192
245469952,2cyclictest1002-21snmpd20:26:332
245359951,1cyclictest9-21ksoftirqd/020:49:590
245359951,1cyclictest0-21swapper/019:55:140
245359950,3cyclictest0-21swapper/020:10:100
245529943,0cyclictest0-21swapper/319:15:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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