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2025-12-09 - 03:05
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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 all highest latencies:
System rack2slot0.osadl.org (updated Tue Dec 09, 2025 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1246821100,0sleep112444-21sshd21:53:531
211972980,0sleep20-21swapper/221:48:212
115492970,0sleep10-21swapper/121:31:301
193202940,0sleep019282-21sshd22:42:140
299642770,0sleep10-21swapper/100:39:271
128742640,0sleep00-21swapper/000:04:250
150532620,1sleep115056-21lspci22:06:461
186072610,0sleep20-21swapper/223:42:392
308272600,1sleep1241ktimersoftd/122:43:241
183802590,0sleep10-21swapper/121:48:041
177152580,1sleep317713-21lspci22:58:073
211772560,0sleep20-21swapper/200:24:462
134022550,0sleep10-21swapper/123:54:561
295982540,0sleep20-21swapper/223:59:432
313982530,0sleep00-21swapper/022:08:260
284692520,0sleep00-21swapper/023:15:060
73922500,1sleep20-21swapper/200:36:592
323852500,0sleep30-21swapper/321:43:053
114882500,0sleep011482-21bash21:18:480
189924736,7sleep00-21swapper/019:09:240
24302460,2sleep2205799cyclictest23:53:492
191292420,0sleep10-21swapper/100:24:331
172382400,1sleep09-21ksoftirqd/023:52:030
86132370,0sleep10-21swapper/123:48:041
291462360,0sleep20-21swapper/222:27:192
135512360,0sleep00-21swapper/021:12:180
143632340,0sleep00-21swapper/023:13:420
121812320,1sleep0204499cyclictest21:56:560
190023119,7sleep10-21swapper/119:09:251
18432297,7sleep30-21swapper/319:08:423
43652240,2sleep1205099cyclictest21:27:381
252202240,0sleep225221-21lspci23:21:062
245212230,0sleep30-21swapper/321:16:503
159622311,7sleep20-21swapper/219:05:412
104802210,2sleep2205799cyclictest23:32:192
77882180,0sleep10-21swapper/123:13:031
218582180,2sleep3206199cyclictest21:57:553
54882170,1sleep25489-21sshd22:37:432
327172170,0sleep00-21swapper/023:44:060
324332170,0sleep3391rcuc/322:02:093
243092170,1sleep00-21swapper/023:36:500
152652170,0sleep10-21swapper/123:20:131
42212150,1sleep34220-21bash22:08:563
221242150,0sleep3401ktimersoftd/322:23:263
2050991514,0cyclictest9190-21sensors23:35:181
2050991514,0cyclictest16618-21lspci22:22:521
91852140,0sleep20-21swapper/221:28:072
2050991413,1cyclictest2012-21kworker/1:100:19:531
2050991413,1cyclictest1577-21kworker/1:022:46:171
2050991413,0cyclictest3987-21lspci00:29:491
2050991413,0cyclictest32460-21lspci22:59:361
2050991413,0cyclictest31382-21kworker/1:323:43:091
2050991413,0cyclictest21656-21lspci22:36:041
2050991413,0cyclictest19038-21kworker/1:023:33:061
2050991412,1cyclictest28420-21kworker/1:223:03:171
2050991412,1cyclictest27589-21kworker/1:222:04:311
2044991412,1cyclictest619-17sedispatch23:09:530
88892130,0sleep08892-21bash22:54:030
57702130,0sleep00-21swapper/000:10:060
206199130,1cyclictest619-17sedispatch22:33:243
205799130,12cyclictest17111-21sshd00:11:082
2050991312,1cyclictest9040-21kworker/1:121:38:411
2050991312,0cyclictest8290-21lspci21:40:401
2050991312,0cyclictest6977-21kworker/1:100:00:491
2050991312,0cyclictest5361-21kworker/1:122:28:471
2050991312,0cyclictest33050irq/27-ahci[00021:14:091
2050991312,0cyclictest31407-21kworker/1:021:24:491
2050991312,0cyclictest23668-21kworker/1:000:33:551
2050991312,0cyclictest20727-21kworker/1:000:09:291
2050991312,0cyclictest18413-21kworker/1:222:30:521
151562130,0sleep30-21swapper/322:35:243
76612120,1sleep07662-21missed_timers20:40:150
28922120,0sleep20-21swapper/223:25:172
2061991210,1cyclictest616-17auditd23:21:343
206199120,1cyclictest3548-21id21:46:343
205799120,1cyclictest5289-21sshd23:00:072
205799120,1cyclictest28136-21sshd22:46:172
205799120,1cyclictest25756-21sshd00:02:272
2050991211,0cyclictest33050irq/27-ahci[00022:53:221
2050991211,0cyclictest31407-21kworker/1:021:16:091
2050991211,0cyclictest31382-21kworker/1:323:29:271
2050991211,0cyclictest19116-21kworker/1:123:08:501
2050991210,1cyclictest19116-21kworker/1:123:15:451
2044991211,0cyclictest0-21swapper/022:33:230
204499120,11cyclictest0-21swapper/021:51:030
106392120,0sleep30-21swapper/321:28:153
206199119,1cyclictest1627-21bash23:53:443
206199119,1cyclictest12226-21sshd21:31:343
2061991110,0cyclictest0-21swapper/322:46:043
2061991110,0cyclictest0-21swapper/322:17:343
206199110,10cyclictest0-21swapper/321:23:143
206199110,0cyclictest0-21swapper/323:16:353
206199110,0cyclictest0-21swapper/321:10:053
205799119,1cyclictest6076-21sshd00:19:472
205799119,1cyclictest12825-21sshd22:12:572
205799118,1cyclictest22230-21sshd21:38:572
2057991110,0cyclictest28591-21sshd21:58:362
2057991110,0cyclictest0-21swapper/222:31:572
2057991110,0cyclictest0-21swapper/222:22:072
2057991110,0cyclictest0-21swapper/200:09:572
205799110,0cyclictest0-21swapper/223:35:172
205099119,1cyclictest25-21ksoftirqd/121:58:391
2050991110,0cyclictest6977-21kworker/1:100:10:541
205099110,10cyclictest0-21swapper/121:07:411
2044991110,0cyclictest0-21swapper/022:38:520
204499110,10cyclictest0-21swapper/022:14:520
204499110,0cyclictest0-21swapper/000:27:430
235422100,1sleep023545-21bash00:05:200
206199109,0cyclictest0-21swapper/323:01:343
206199109,0cyclictest0-21swapper/300:09:453
206199100,0cyclictest0-21swapper/300:10:543
205799109,0cyclictest0-21swapper/221:40:362
205799108,1cyclictest618-13audispd22:58:272
205799100,0cyclictest0-21swapper/221:20:262
205099109,1cyclictest23830-21kworker/1:022:15:061
205099109,0cyclictest0-21swapper/122:11:411
205099109,0cyclictest0-21swapper/119:20:001
2050991010,0cyclictest31382-21kworker/1:323:55:281
205099100,9cyclictest0-21swapper/119:31:511
204499109,0cyclictest0-21swapper/021:25:330
204499108,1cyclictest3179-21bash21:46:320
204499108,1cyclictest0-21swapper/023:03:120
204499100,0cyclictest0-21swapper/023:32:140
204499100,0cyclictest0-21swapper/021:33:120
142822100,1sleep3401ktimersoftd/323:48:373
20619998,0cyclictest0-21swapper/323:29:243
20619998,0cyclictest0-21swapper/300:19:343
20619997,1cyclictest548-21lspci00:22:363
20619996,2cyclictest2127-21lspci00:36:243
20579998,0cyclictest0-21swapper/223:48:182
20579998,0cyclictest0-21swapper/222:04:272
20579998,0cyclictest0-21swapper/221:52:572
20449998,0cyclictest0-21swapper/022:47:420
20449998,0cyclictest0-21swapper/022:25:420
20449997,1cyclictest5042-21id00:23:020
20449997,1cyclictest24124-21sshd21:23:120
20449990,5cyclictest24922-21awk20:05:000
20619987,0cyclictest0-21swapper/322:44:253
20619987,0cyclictest0-21swapper/320:37:043
20619986,1cyclictest29575-21lspci23:08:513
20619986,1cyclictest28071-21grep21:39:323
20619986,1cyclictest24819-21lspci23:11:303
20619985,2cyclictest649-21avahi-daemon00:01:473
20579987,0cyclictest0-21swapper/222:42:582
20579987,0cyclictest0-21swapper/222:15:382
20579987,0cyclictest0-21swapper/221:14:272
20579986,1cyclictest13069-21lspci21:31:392
20579985,2cyclictest649-21avahi-daemon23:16:172
20579985,2cyclictest15669-21sshd23:07:262
20579984,3cyclictest700-21gdbus22:51:562
20579984,3cyclictest14991-21sshd21:15:522
20579980,0cyclictest0-21swapper/220:42:062
20449986,1cyclictest684-21polkitd23:56:320
20449986,1cyclictest616-17auditd22:03:420
20449986,1cyclictest27145-21sshd22:17:330
20449986,1cyclictest25246-21lspci23:46:290
20619976,0cyclictest0-21swapper/320:10:143
20619975,1cyclictest649-21avahi-daemon23:38:123
20619975,1cyclictest616-13auditd23:58:313
20619975,1cyclictest41-21ksoftirqd/322:25:483
20619975,1cyclictest27999-21ls23:40:213
20619975,1cyclictest18662-21lspci22:10:183
20619975,1cyclictest10453-21lspci21:50:233
20619974,2cyclictest649-21avahi-daemon00:32:343
20619974,2cyclictest30168-21sshd00:29:083
20579976,0cyclictest0-21swapper/220:22:272
20579976,0cyclictest0-21swapper/219:21:462
20579975,1cyclictest18713-21sshd21:06:032
20579975,1cyclictest17243-21sshd00:31:082
20579975,1cyclictest13826-21lspci00:27:222
20579973,3cyclictest649-21avahi-daemon22:06:502
20579972,2cyclictest3504-21sshd23:12:362
20509975,1cyclictest17299-21snmpd20:31:301
20449975,1cyclictest30692-21lspci00:15:350
20449975,1cyclictest28726-21sshd23:21:280
20449975,1cyclictest10102-21lspci21:40:510
20449974,2cyclictest700-21gdbus23:25:210
20449974,2cyclictest649-21avahi-daemon22:58:010
20449974,2cyclictest649-21avahi-daemon22:23:170
20449974,2cyclictest649-21avahi-daemon00:37:590
20449974,2cyclictest649-21avahi-daemon00:31:060
20449974,2cyclictest16297-21sshd21:35:110
20619964,1cyclictest646-21dbus-daemon22:50:033
20619964,1cyclictest443-21systemd-journal23:30:093
20619964,1cyclictest17299-21snmpd19:50:293
20619963,2cyclictest646-21dbus-daemon21:07:283
20619963,2cyclictest17299-21snmpd19:29:043
20619960,5cyclictest0-21swapper/320:06:053
20619960,5cyclictest0-21swapper/319:11:133
20579965,0cyclictest0-21swapper/219:35:062
20579960,5cyclictest0-21swapper/220:54:062
20579960,5cyclictest0-21swapper/219:13:262
20509966,0cyclictest18788-21kworker/1:120:55:211
20509965,1cyclictest18788-21kworker/1:120:53:271
20509965,0cyclictest0-21swapper/120:40:101
20509963,2cyclictest17299-21snmpd21:01:231
20509961,2cyclictest21367-21head19:55:141
20509960,5cyclictest0-21swapper/120:36:011
20509960,5cyclictest0-21swapper/120:04:301
20509960,5cyclictest0-21swapper/119:50:401
20509960,5cyclictest0-21swapper/119:35:501
20449965,0cyclictest0-21swapper/020:45:220
20449964,1cyclictest649-21avahi-daemon21:06:480
20449963,2cyclictest17299-21snmpd20:54:520
20449963,2cyclictest17299-21snmpd19:55:020
20619953,1cyclictest17299-21snmpd21:04:343
20619953,1cyclictest17299-21snmpd20:54:103
20619953,1cyclictest17299-21snmpd20:49:563
20619953,1cyclictest17299-21snmpd20:40:063
20619953,1cyclictest17299-21snmpd20:30:013
20619953,1cyclictest17299-21snmpd20:25:003
20619953,1cyclictest17299-21snmpd20:16:063
20619953,1cyclictest17299-21snmpd20:00:143
20619953,1cyclictest17299-21snmpd19:49:313
20619953,1cyclictest17299-21snmpd19:42:203
20619953,1cyclictest17299-21snmpd19:36:013
20619953,1cyclictest17299-21snmpd19:30:353
20619953,1cyclictest17299-21snmpd19:20:333
20619953,1cyclictest17299-21snmpd19:17:403
20619953,1cyclictest1017-21runrttasks20:20:533
20619950,0cyclictest0-21swapper/320:55:053
20579953,1cyclictest9535-21cat20:45:162
20579953,1cyclictest3709-21cut20:30:162
20579953,1cyclictest27662-21cat20:10:142
20579953,1cyclictest22309-21cat19:55:212
20579953,1cyclictest17299-21snmpd21:02:222
20579953,1cyclictest17299-21snmpd20:55:522
20579953,1cyclictest17299-21snmpd20:38:452
20579953,1cyclictest17299-21snmpd20:25:482
20579953,1cyclictest17299-21snmpd20:17:422
20579953,1cyclictest17299-21snmpd20:06:082
20579953,1cyclictest17299-21snmpd20:03:172
20579953,1cyclictest17299-21snmpd19:46:072
20579953,1cyclictest17299-21snmpd19:30:382
20579953,1cyclictest17299-21snmpd19:25:132
20579953,1cyclictest1053-21lldpd19:17:262
20579950,4cyclictest20523-21sshd19:51:172
20509955,0cyclictest18788-21kworker/1:120:13:361
20509953,1cyclictest6058-21timerwakeupswit19:15:221
20509953,1cyclictest25593-21cat20:05:151
20509953,1cyclictest25-21ksoftirqd/119:15:001
20509953,1cyclictest18788-21kworker/1:120:45:141
20509953,1cyclictest17299-21snmpd20:27:361
20509953,1cyclictest17299-21snmpd19:47:251
20509953,1cyclictest17299-21snmpd19:41:041
20509953,1cyclictest17299-21snmpd19:25:431
20509953,1cyclictest1058-21sendmail20:20:281
20449953,1cyclictest4263-21grep20:30:190
20449953,1cyclictest4190-21munin-node20:20:110
20449953,1cyclictest27658-21cat20:10:150
20449953,1cyclictest17299-21snmpd19:50:320
20449953,1cyclictest17299-21snmpd19:47:470
20449953,1cyclictest17299-21snmpd19:21:280
20449953,1cyclictest17299-21snmpd19:15:480
20449953,1cyclictest15632-21cat21:00:170
20449953,1cyclictest1406-21cat20:25:150
20449953,1cyclictest1058-21sendmail19:25:120
20449953,1cyclictest1053-21lldpd20:55:010
20449953,1cyclictest1053-21lldpd20:15:090
20449953,1cyclictest0-21swapper/020:05:180
20449952,2cyclictest2426-21cat19:10:150
20449950,0cyclictest0-21swapper/020:35:120
20619942,1cyclictest21359-21gltestperf19:55:143
20579942,1cyclictest15099-21grep19:40:132
20509942,1cyclictest29200-21cpu20:15:111
20449942,1cyclictest17299-21snmpd19:40:100
20449942,1cyclictest17299-21snmpd19:35:010
20449942,1cyclictest11016-21cpuspeed_turbos19:30:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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