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2026-03-19 - 16:45
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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 Thu Mar 19, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
273392880,2sleep12910699cyclictest11:24:501
181152830,0sleep218116-21sshd11:59:552
274312730,0sleep20-21swapper/210:51:502
190522730,0sleep10-21swapper/110:03:511
296452670,0sleep30-21swapper/310:43:463
90622610,2sleep32911999cyclictest09:59:193
58892560,0sleep20-21swapper/211:42:162
229002560,0sleep00-21swapper/011:35:220
305492550,0sleep20-21swapper/209:47:462
272952550,0sleep10-21swapper/112:28:141
100462540,0sleep20-21swapper/211:17:502
198042530,1sleep30-21swapper/309:16:263
40752520,0sleep3391rcuc/311:47:393
316732510,0sleep3401ktimersoftd/310:32:523
308622500,0sleep10-21swapper/109:24:021
309612490,0sleep10-21swapper/110:41:041
22512490,2sleep02910299cyclictest12:06:450
148542490,0sleep00-21swapper/010:50:430
26492480,0sleep20-21swapper/209:24:472
58912470,0sleep30-21swapper/311:14:453
26412430,1sleep125-21ksoftirqd/111:03:301
2880324230,7sleep30-21swapper/307:07:353
84662400,0sleep30-21swapper/310:16:313
229302340,1sleep12910699cyclictest10:29:261
287062309,6sleep20-21swapper/207:06:222
288012298,7sleep10-21swapper/107:07:331
2889422312,7sleep00-21swapper/007:08:430
144132210,1sleep3674-21dbus-daemon11:31:563
78332200,0sleep00-21swapper/009:31:050
69542180,0sleep00-21swapper/011:58:560
212392180,0sleep30-21swapper/312:24:593
29106991716,0cyclictest241ktimersoftd/109:47:371
74962160,0sleep30-21swapper/311:06:373
302012160,0sleep00-21swapper/011:22:160
177632160,1sleep11002-21snmpd11:13:001
146662160,1sleep114639-21sshd12:07:501
104422160,0sleep20-21swapper/212:21:142
43262150,0sleep20-21swapper/212:12:292
29119991514,0cyclictest21291-21lspci11:51:513
29106991514,0cyclictest13415-21kworker/1:110:46:491
2910699150,14cyclictest0-21swapper/111:51:431
2910299150,1cyclictest0-21swapper/008:30:140
193932150,1sleep319396-21bash12:02:443
159262150,1sleep0101ktimersoftd/012:35:300
118382150,0sleep20-21swapper/211:34:322
29106991413,0cyclictest2696-21kworker/1:410:17:221
252322140,0sleep30-21swapper/310:11:223
204072140,0sleep10-21swapper/112:11:041
66142130,0sleep10-21swapper/110:33:311
313642130,0sleep30-21swapper/310:35:323
2911999130,12cyclictest9924-21sshd11:28:493
2911299130,11cyclictest8463-21cat10:20:002
29106991312,0cyclictest25312-21kworker/1:011:16:271
29106991312,0cyclictest19714-21kworker/1:411:42:271
29106991311,1cyclictest4500-21lspci10:09:141
29106991311,1cyclictest15567-21kworker/1:107:55:141
2910699130,12cyclictest0-21swapper/110:57:341
2910299130,1cyclictest22209-21sshd12:16:450
2910299130,12cyclictest649-21polkitd11:44:040
248992130,0sleep30-21swapper/309:40:133
183962130,0sleep30-21swapper/310:56:363
136662130,0sleep00-21swapper/011:26:200
121812130,0sleep30-21swapper/312:13:103
29119991210,1cyclictest23239-21sshd12:16:493
29112991210,1cyclictest18357-21lspci12:08:092
2911299120,1cyclictest1-21systemd11:14:192
2911299120,11cyclictest6292-21sshd12:18:092
2911299120,11cyclictest11965-21lspci11:28:592
2911299120,11cyclictest0-21swapper/209:10:102
2910699123,1cyclictest649-21polkitd10:12:251
29106991212,0cyclictest3589-21kworker/1:209:11:501
29106991211,0cyclictest30051-21kworker/1:011:30:101
29106991211,0cyclictest20527-21kworker/1:012:15:131
29106991210,1cyclictest14263-21sshd09:35:341
29106991210,1cyclictest13866-21kworker/1:309:18:451
2910699120,9cyclictest21567-21kworker/1:012:31:081
2910699120,1cyclictest11687-21bash12:02:041
2910699120,11cyclictest12723-21bash11:48:241
2910299120,1cyclictest1307-21grepconf.sh11:00:340
236752120,0sleep3391rcuc/311:43:503
2911999110,10cyclictest0-21swapper/310:24:393
2911299110,10cyclictest0-21swapper/210:33:202
2911299110,0cyclictest0-21swapper/212:27:402
2911299110,0cyclictest0-21swapper/211:38:392
2911299110,0cyclictest0-21swapper/210:48:092
2911299110,0cyclictest0-21swapper/210:00:502
2910699119,1cyclictest4275-21sshd11:39:241
2910699119,1cyclictest19121-21kworker/1:410:50:071
2910699119,1cyclictest1073-21nfsd09:25:541
29106991111,0cyclictest13147-21kworker/1:311:57:431
29106991110,0cyclictest2550-21kworker/1:311:25:171
29106991110,0cyclictest17734-21kworker/1:212:20:451
29106991110,0cyclictest0-21swapper/109:05:131
2910699110,10cyclictest0-21swapper/111:09:441
2910699110,10cyclictest0-21swapper/109:40:431
2910699110,10cyclictest0-21swapper/107:45:031
2910299119,1cyclictest29642-21bash11:30:240
29102991110,0cyclictest0-21swapper/010:12:440
2910299110,10cyclictest0-21swapper/012:31:240
2910299110,10cyclictest0-21swapper/009:41:240
2910299110,10cyclictest0-21swapper/009:36:150
2910299110,0cyclictest0-21swapper/011:12:050
2911999109,0cyclictest0-21swapper/312:25:093
29119991010,0cyclictest0-21swapper/311:18:403
2911999100,9cyclictest0-21swapper/309:10:003
2911999100,0cyclictest0-21swapper/309:50:293
2911999100,0cyclictest0-21swapper/309:21:303
2911299109,0cyclictest7979-21lspci11:01:092
2911299109,0cyclictest0-21swapper/212:38:202
2911299109,0cyclictest0-21swapper/210:43:002
2911299109,0cyclictest0-21swapper/210:30:002
2911299109,0cyclictest0-21swapper/210:13:392
2911299109,0cyclictest0-21swapper/209:39:002
2911299100,0cyclictest31114-21sshd09:40:492
2910699109,0cyclictest21567-21kworker/1:012:37:361
2910699100,1cyclictest21602-21lspci10:37:311
2910299109,0cyclictest0-21swapper/010:59:250
2910299109,0cyclictest0-21swapper/010:47:350
2910299109,0cyclictest0-21swapper/009:23:140
2910299102,4cyclictest15373-21munin-run12:30:000
2910299100,9cyclictest0-21swapper/008:14:550
2910299100,0cyclictest0-21swapper/011:17:240
2910299100,0cyclictest0-21swapper/010:04:050
2910299100,0cyclictest0-21swapper/009:48:140
2910299100,0cyclictest0-21swapper/009:28:050
2910299100,0cyclictest0-21swapper/009:19:040
6826290,3sleep00-21swapper/010:41:480
291199998,0cyclictest23576-21bash10:54:203
291199998,0cyclictest1015-21runrttasks10:28:003
291199998,0cyclictest0-21swapper/309:35:303
291199998,0cyclictest0-21swapper/309:13:303
291199997,1cyclictest41-21ksoftirqd/312:30:243
291199997,1cyclictest41-21ksoftirqd/311:35:103
291199997,1cyclictest41-21ksoftirqd/311:20:113
291129998,0cyclictest0-21swapper/210:24:492
291129998,0cyclictest0-21swapper/209:17:292
291129990,2cyclictest131rcu_sched12:03:112
291069999,0cyclictest241ktimersoftd/108:45:221
291069998,0cyclictest0-21swapper/109:32:131
291069998,0cyclictest0-21swapper/108:30:141
291069997,1cyclictest674-21dbus-daemon09:54:441
291069997,1cyclictest25-21ksoftirqd/110:20:161
291069997,1cyclictest25-21ksoftirqd/109:59:101
291029998,0cyclictest31764-21sshd10:35:340
291029998,0cyclictest0-21swapper/010:20:340
291029998,0cyclictest0-21swapper/010:09:450
291029996,2cyclictest660-21avahi-daemon10:34:540
29851280,0sleep2311rcuc/211:22:142
291199987,0cyclictest0-21swapper/310:00:403
291199987,0cyclictest0-21swapper/309:32:103
291199986,1cyclictest41-21ksoftirqd/312:05:063
291199986,1cyclictest19743-21bash12:35:503
291199985,2cyclictest660-21avahi-daemon11:55:053
291199985,2cyclictest660-21avahi-daemon11:00:083
291199984,3cyclictest660-21avahi-daemon10:46:593
291199984,3cyclictest649-21polkitd09:45:523
291199980,7cyclictest16510-21kworker/3:010:08:283
291129986,1cyclictest6202-21lspci10:39:012
291129986,1cyclictest33-21ksoftirqd/212:30:122
291129986,1cyclictest33-21ksoftirqd/210:56:462
291129985,2cyclictest660-21avahi-daemon11:53:412
291129985,2cyclictest660-21avahi-daemon10:06:312
291129985,2cyclictest660-21avahi-daemon09:58:542
291129985,2cyclictest660-21avahi-daemon09:32:382
291129985,2cyclictest660-21avahi-daemon09:26:482
291069986,1cyclictest32103-21kworker/1:108:40:171
291029986,1cyclictest25152-21lspci12:00:240
291029986,1cyclictest0-21swapper/012:23:540
291029985,2cyclictest660-21avahi-daemon10:16:280
291029985,2cyclictest660-21avahi-daemon09:57:340
291029985,2cyclictest660-21avahi-daemon09:54:050
18663280,1sleep018664-21sshd12:10:550
291199976,0cyclictest0-21swapper/307:41:503
291199976,0cyclictest0-21swapper/307:29:493
291199971,0cyclictest131rcu_sched09:26:283
291199970,6cyclictest0-21swapper/308:33:103
291129975,1cyclictest33-21ksoftirqd/211:06:192
291129975,1cyclictest24440-21sshd09:50:292
291129974,2cyclictest660-21avahi-daemon11:46:372
291069977,0cyclictest241ktimersoftd/107:38:061
291069976,1cyclictest15567-21kworker/1:108:00:151
291029975,1cyclictest660-21avahi-daemon11:50:460
291029975,1cyclictest660-21avahi-daemon09:12:590
291029975,1cyclictest649-21polkitd11:06:390
291029974,2cyclictest660-21avahi-daemon10:25:180
291029970,1cyclictest10396-21bash11:45:220
291199965,0cyclictest0-21swapper/308:27:593
291199965,0cyclictest0-21swapper/308:15:203
291199965,0cyclictest0-21swapper/307:35:393
291199963,2cyclictest1002-21snmpd08:07:313
291199963,2cyclictest1002-21snmpd07:57:413
291199963,2cyclictest1002-21snmpd07:50:213
291199963,2cyclictest1002-21snmpd07:16:383
291199960,5cyclictest0-21swapper/309:01:193
291129963,2cyclictest1002-21snmpd09:03:502
291129963,2cyclictest1002-21snmpd07:49:322
291129963,2cyclictest1002-21snmpd07:22:382
291129963,2cyclictest1002-21snmpd07:11:282
291069966,0cyclictest241ktimersoftd/107:17:111
291069963,2cyclictest1002-21snmpd08:23:281
291069960,5cyclictest0-21swapper/108:39:341
291069960,5cyclictest0-21swapper/107:50:531
291029964,1cyclictest699-21gdbus08:50:000
291029963,2cyclictest1002-21snmpd07:46:090
291199954,0cyclictest0-21swapper/308:50:293
291199954,0cyclictest0-21swapper/308:21:103
291199953,1cyclictest9290-21grep08:55:223
291199953,1cyclictest29786-21cat07:10:143
291199953,1cyclictest2026-21cat07:20:133
291199953,1cyclictest1002-21snmpd08:45:413
291199953,1cyclictest1002-21snmpd08:44:323
291199953,1cyclictest1002-21snmpd08:00:143
291199953,1cyclictest1002-21snmpd07:48:323
291199952,2cyclictest1002-21snmpd08:35:163
291199950,1cyclictest0-21swapper/308:14:593
291129953,1cyclictest674-21dbus-daemon07:55:012
291129953,1cyclictest2282-21mii-tool08:40:132
291129953,1cyclictest20015-21tr08:05:112
291129953,1cyclictest14274-21cat07:50:132
291129953,1cyclictest10085-21gltestperf07:40:122
291129953,1cyclictest1002-21snmpd09:07:412
291129953,1cyclictest1002-21snmpd08:57:202
291129953,1cyclictest1002-21snmpd08:52:312
291129953,1cyclictest1002-21snmpd08:45:172
291129953,1cyclictest1002-21snmpd08:38:252
291129953,1cyclictest1002-21snmpd08:30:562
291129953,1cyclictest1002-21snmpd08:26:272
291129953,1cyclictest1002-21snmpd08:21:222
291129953,1cyclictest1002-21snmpd08:17:332
291129953,1cyclictest1002-21snmpd08:02:472
291129953,1cyclictest1002-21snmpd07:35:412
291129953,1cyclictest1002-21snmpd07:17:582
291129952,2cyclictest5771-21tr07:30:102
291129952,2cyclictest5771-21tr07:30:102
291129952,2cyclictest1002-21snmpd08:14:362
291129952,2cyclictest1002-21snmpd07:26:342
291069955,0cyclictest9499-21kworker/1:007:41:121
291069955,0cyclictest241ktimersoftd/107:10:101
291069953,1cyclictest7013-21grep07:30:181
291069953,1cyclictest7013-21grep07:30:181
291069953,1cyclictest24421-21cat08:15:121
291069953,1cyclictest19898-21/usr/sbin/munin08:05:191
291069953,1cyclictest10486-21kernelversion09:00:141
291069953,1cyclictest1002-21snmpd08:57:171
291069953,1cyclictest1002-21snmpd08:54:281
291069953,1cyclictest1002-21snmpd08:27:121
291069953,1cyclictest1002-21snmpd08:10:041
291069952,2cyclictest1002-21snmpd07:26:101
291069952,2cyclictest1002-21snmpd07:22:411
291029954,0cyclictest0-21swapper/007:41:550
291029953,1cyclictest8405-21cat08:55:150
291029953,1cyclictest649-21polkitd09:00:010
291029953,1cyclictest6129-21cat07:30:120
291029953,1cyclictest6129-21cat07:30:110
291029953,1cyclictest32611-21cat08:35:140
291029953,1cyclictest1082-21lldpd07:56:250
291029953,1cyclictest1002-21snmpd08:53:190
291029953,1cyclictest1002-21snmpd08:42:250
291029953,1cyclictest1002-21snmpd08:26:570
291029953,1cyclictest1002-21snmpd08:09:520
291029953,1cyclictest1002-21snmpd08:00:080
291029953,1cyclictest1002-21snmpd07:29:280
291029953,1cyclictest1002-21snmpd07:15:400
291029952,2cyclictest1002-21snmpd09:06:110
291029952,2cyclictest1002-21snmpd08:15:510
291029952,2cyclictest1002-21snmpd07:52:530
291199942,1cyclictest5667-21cpu07:30:103
291199942,1cyclictest5667-21cpu07:30:093
291029942,1cyclictest7818-21tr07:35:110
291029942,1cyclictest29771-21mii-tool07:10:140
291029942,1cyclictest26120-21grep08:20:100
291029942,1cyclictest2414-21ntpq07:20:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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