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2026-06-15 - 22:15
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackbslot6.osadl.org (updated Mon Jun 15, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1414621790,3sleep21190799cyclictest22:59:292
1068911030,3ptp4l401ktimersoftd/320:49:293
285442650,1sleep00-21swapper/000:52:490
116902624,10sleep20-21swapper/220:50:472
196472590,2sleep30-21swapper/300:44:133
195302570,4sleep119524-21apt00:12:111
303022520,2sleep31191299cyclictest01:27:453
184102520,1sleep30-21swapper/300:10:173
11912995223,8cyclictest41-21ksoftirqd/322:17:133
11912995223,8cyclictest41-21ksoftirqd/300:12:243
11912995222,7cyclictest41-21ksoftirqd/300:57:313
11912995222,11cyclictest41-21ksoftirqd/322:57:373
11912995222,10cyclictest41-21ksoftirqd/321:07:253
115372524,37sleep10-21swapper/120:48:481
11912995123,10cyclictest41-21ksoftirqd/323:37:303
11912995123,10cyclictest41-21ksoftirqd/323:37:303
11912995024,10cyclictest41-21ksoftirqd/301:47:423
11912995023,9cyclictest41-21ksoftirqd/322:52:373
11912995023,7cyclictest41-21ksoftirqd/301:42:143
11912995023,4cyclictest41-21ksoftirqd/302:17:313
11912995022,10cyclictest41-21ksoftirqd/300:28:243
11912995021,8cyclictest41-21ksoftirqd/323:42:263
11912995021,7cyclictest41-21ksoftirqd/300:22:223
11912995020,8cyclictest41-21ksoftirqd/300:17:133
11912994926,7cyclictest41-21ksoftirqd/300:47:353
11912994923,4cyclictest41-21ksoftirqd/323:52:113
11912994922,10cyclictest41-21ksoftirqd/321:22:303
11912994919,8cyclictest41-21ksoftirqd/323:11:263
1191299487,7cyclictest12057-21apt-get00:37:233
11912994822,4cyclictest41-21ksoftirqd/323:22:283
11912994821,8cyclictest41-21ksoftirqd/301:10:303
11912994820,7cyclictest41-21ksoftirqd/320:56:203
11912994819,9cyclictest41-21ksoftirqd/300:05:043
11912994819,8cyclictest41-21ksoftirqd/323:15:083
1191299481,7cyclictest41-21ksoftirqd/301:52:283
1191299474,9cyclictest41-21ksoftirqd/322:12:093
11912994721,9cyclictest41-21ksoftirqd/323:52:343
11912994721,9cyclictest41-21ksoftirqd/323:17:253
11912994720,5cyclictest41-21ksoftirqd/321:17:283
11912994720,10cyclictest41-21ksoftirqd/323:57:343
11912994719,8cyclictest41-21ksoftirqd/321:39:313
11912994719,10cyclictest41-21ksoftirqd/302:00:163
11912994718,8cyclictest41-21ksoftirqd/302:07:253
11912994718,7cyclictest41-21ksoftirqd/302:07:023
11912994712,8cyclictest41-21ksoftirqd/302:13:513
1191299470,9cyclictest41-21ksoftirqd/321:37:083
139502460,2sleep313949-21sh22:02:093
1191299465,5cyclictest41-21ksoftirqd/323:27:423
11912994620,4cyclictest41-21ksoftirqd/323:32:273
11912994619,7cyclictest41-21ksoftirqd/321:05:243
11912994618,9cyclictest41-21ksoftirqd/301:44:503
11912994618,9cyclictest41-21ksoftirqd/300:33:543
11912994618,8cyclictest41-21ksoftirqd/301:22:473
11912994618,8cyclictest41-21ksoftirqd/301:17:443
11912994618,8cyclictest41-21ksoftirqd/301:17:443
11912994617,9cyclictest41-21ksoftirqd/323:03:153
11912994617,9cyclictest41-21ksoftirqd/321:14:383
1191299457,9cyclictest41-21ksoftirqd/322:22:253
1191299456,7cyclictest41-21ksoftirqd/320:57:203
11912994535,3cyclictest41-21ksoftirqd/301:12:283
11912994520,4cyclictest41-21ksoftirqd/321:42:273
1189699451,3cyclictest0-21swapper/023:32:230
1191299445,5cyclictest41-21ksoftirqd/301:02:313
1191299444,8cyclictest3578-21latency_hist22:47:103
11912994417,8cyclictest41-21ksoftirqd/321:47:423
11912994417,8cyclictest41-21ksoftirqd/321:47:423
11912994417,8cyclictest41-21ksoftirqd/321:28:233
1191299437,3cyclictest41-21ksoftirqd/300:52:403
1191299434,8cyclictest41-21ksoftirqd/322:37:103
11912994331,3cyclictest41-21ksoftirqd/321:52:253
11912994331,3cyclictest41-21ksoftirqd/321:52:253
11912994221,8cyclictest41-21ksoftirqd/322:37:123
11912994216,9cyclictest41-21ksoftirqd/322:15:523
11912994216,4cyclictest41-21ksoftirqd/301:36:523
1191299414,9cyclictest41-21ksoftirqd/322:47:263
11912994129,3cyclictest41-21ksoftirqd/322:01:083
1191299411,10cyclictest41-21ksoftirqd/322:27:343
11907994129,6cyclictest33-21ksoftirqd/200:27:232
189632390,2sleep10-21swapper/101:50:001
11907993815,9cyclictest33-21ksoftirqd/223:27:352
11902993731,3cyclictest25-21ksoftirqd/123:17:231
11902993630,3cyclictest25-21ksoftirqd/100:22:161
11902993630,3cyclictest21374-21cron00:47:121
10022360,3sleep00-21swapper/002:04:440
1190799343,3cyclictest121rcu_preempt00:20:362
11902993328,3cyclictest25-21ksoftirqd/100:07:121
11907993226,3cyclictest33-21ksoftirqd/223:37:232
11907993226,3cyclictest33-21ksoftirqd/223:37:232
1190299325,3cyclictest18826-21cut01:17:251
1190299325,3cyclictest18826-21cut01:17:251
11902993227,3cyclictest25-21ksoftirqd/101:17:121
11902993226,3cyclictest25-21ksoftirqd/101:12:131
11902993225,4cyclictest25-21ksoftirqd/101:57:331
11896993227,3cyclictest9-21ksoftirqd/001:22:130
11896993227,3cyclictest9-21ksoftirqd/001:22:130
1189699322,3cyclictest121rcu_preempt00:47:410
115882321,20sleep00-21swapper/020:49:270
11907993125,3cyclictest33-21ksoftirqd/222:12:092
11907993125,3cyclictest33-21ksoftirqd/202:12:142
11902993126,3cyclictest25-21ksoftirqd/122:42:221
11902993126,3cyclictest25-21ksoftirqd/121:02:071
11902993126,3cyclictest25-21ksoftirqd/120:57:071
11902993125,3cyclictest25-21ksoftirqd/121:22:071
11902993125,3cyclictest25-21ksoftirqd/101:42:131
11902993125,3cyclictest25-21ksoftirqd/100:22:121
11902993112,4cyclictest25-21ksoftirqd/121:12:211
11907993024,3cyclictest33-21ksoftirqd/223:42:412
11907993023,4cyclictest33-21ksoftirqd/221:42:272
1190799302,19cyclictest30438-21ssh02:02:272
11907993016,12cyclictest33-21ksoftirqd/220:52:372
11902993024,4cyclictest25-21ksoftirqd/123:57:301
11902993023,4cyclictest25-21ksoftirqd/123:02:111
11896993025,3cyclictest9-21ksoftirqd/001:32:140
11907992924,3cyclictest33-21ksoftirqd/222:52:102
11907992924,3cyclictest33-21ksoftirqd/222:42:092
11907992924,3cyclictest33-21ksoftirqd/221:57:272
11907992924,3cyclictest33-21ksoftirqd/200:07:292
11907992923,4cyclictest33-21ksoftirqd/201:52:382
11907992923,3cyclictest33-21ksoftirqd/221:27:222
11907992923,3cyclictest33-21ksoftirqd/201:47:342
11907992919,8cyclictest33-21ksoftirqd/201:43:162
11902992924,3cyclictest25-21ksoftirqd/123:57:111
11902992924,3cyclictest25-21ksoftirqd/121:52:081
11902992924,3cyclictest25-21ksoftirqd/121:52:081
11902992923,3cyclictest25-21ksoftirqd/101:27:321
11902992922,4cyclictest25-21ksoftirqd/122:12:201
11902992922,4cyclictest25-21ksoftirqd/122:10:221
11902992922,4cyclictest25-21ksoftirqd/102:07:271
11896992924,3cyclictest9-21ksoftirqd/023:12:100
11896992924,3cyclictest9-21ksoftirqd/021:22:070
11896992924,3cyclictest9-21ksoftirqd/001:07:300
11896992923,3cyclictest9-21ksoftirqd/023:52:110
11896992923,3cyclictest9-21ksoftirqd/021:17:070
11907992823,3cyclictest33-21ksoftirqd/222:37:102
11907992823,3cyclictest33-21ksoftirqd/201:22:132
11907992823,3cyclictest33-21ksoftirqd/201:22:132
11907992822,4cyclictest33-21ksoftirqd/200:42:342
11907992822,3cyclictest33-21ksoftirqd/200:22:292
11907992821,4cyclictest33-21ksoftirqd/223:53:132
11907992821,4cyclictest33-21ksoftirqd/222:46:042
11907992821,4cyclictest33-21ksoftirqd/222:25:492
11907992814,11cyclictest33-21ksoftirqd/201:24:272
11902992823,3cyclictest25-21ksoftirqd/123:07:311
11902992823,3cyclictest25-21ksoftirqd/122:27:091
11902992823,3cyclictest25-21ksoftirqd/121:27:271
11902992823,3cyclictest25-21ksoftirqd/121:02:261
11902992823,3cyclictest25-21ksoftirqd/101:37:131
11902992823,3cyclictest25-21ksoftirqd/100:52:291
11902992822,3cyclictest25-21ksoftirqd/123:42:231
11902992822,3cyclictest25-21ksoftirqd/123:02:261
11902992822,3cyclictest25-21ksoftirqd/122:37:101
11902992821,4cyclictest25-21ksoftirqd/100:57:371
11902992818,8cyclictest25-21ksoftirqd/100:37:131
11896992824,2cyclictest9-21ksoftirqd/000:22:120
11896992823,3cyclictest9-21ksoftirqd/022:22:090
11896992823,3cyclictest9-21ksoftirqd/022:02:090
11896992823,3cyclictest9-21ksoftirqd/000:12:120
11896992822,3cyclictest9-21ksoftirqd/023:22:290
11896992822,3cyclictest9-21ksoftirqd/023:17:300
11896992821,4cyclictest9-21ksoftirqd/001:32:180
11896992812,5cyclictest9-21ksoftirqd/002:10:340
1190799272,8cyclictest13199-21apt-get23:32:232
11907992722,3cyclictest33-21ksoftirqd/223:57:342
11907992722,3cyclictest33-21ksoftirqd/200:52:402
11907992716,6cyclictest33-21ksoftirqd/202:17:262
11907992711,7cyclictest33-21ksoftirqd/200:32:342
11902992722,3cyclictest25-21ksoftirqd/123:47:311
11902992722,3cyclictest25-21ksoftirqd/123:32:301
11902992722,3cyclictest25-21ksoftirqd/123:17:101
11902992722,3cyclictest25-21ksoftirqd/122:02:221
11902992722,3cyclictest25-21ksoftirqd/100:27:281
11902992721,3cyclictest25-21ksoftirqd/102:07:141
1190299271,3cyclictest0-21swapper/123:27:351
11896992722,3cyclictest9-21ksoftirqd/000:57:250
11896992722,3cyclictest9-21ksoftirqd/000:42:130
11896992722,3cyclictest9-21ksoftirqd/000:27:120
11896992721,3cyclictest9-21ksoftirqd/023:02:260
11896992721,3cyclictest9-21ksoftirqd/021:47:240
11896992721,3cyclictest9-21ksoftirqd/021:47:240
11896992721,3cyclictest9-21ksoftirqd/021:02:200
11896992721,3cyclictest9-21ksoftirqd/001:42:260
11896992721,3cyclictest9-21ksoftirqd/000:27:310
11907992621,3cyclictest33-21ksoftirqd/223:22:242
11907992621,3cyclictest33-21ksoftirqd/221:57:082
11907992621,3cyclictest33-21ksoftirqd/221:57:082
11907992621,3cyclictest33-21ksoftirqd/201:17:132
11907992621,3cyclictest33-21ksoftirqd/200:47:322
11907992620,3cyclictest33-21ksoftirqd/222:27:352
11907992620,3cyclictest33-21ksoftirqd/222:12:252
11907992620,3cyclictest33-21ksoftirqd/221:22:202
11907992620,3cyclictest33-21ksoftirqd/200:02:242
11907992619,4cyclictest33-21ksoftirqd/200:59:522
11907992611,12cyclictest19899-21bc00:12:242
11902992621,3cyclictest25-21ksoftirqd/121:07:281
11902992621,3cyclictest25-21ksoftirqd/102:17:141
11902992621,3cyclictest25-21ksoftirqd/100:12:301
11902992620,4cyclictest25-21ksoftirqd/122:52:211
11902992620,3cyclictest25-21ksoftirqd/122:47:261
11902992620,3cyclictest25-21ksoftirqd/122:42:091
11902992620,3cyclictest25-21ksoftirqd/122:32:091
11902992620,3cyclictest25-21ksoftirqd/122:17:281
11902992620,3cyclictest25-21ksoftirqd/101:57:141
11902992620,3cyclictest25-21ksoftirqd/100:52:121
11902992619,4cyclictest25-21ksoftirqd/121:23:331
1190299260,3cyclictest25-21ksoftirqd/100:37:311
11896992621,3cyclictest9-21ksoftirqd/022:22:320
11896992621,3cyclictest9-21ksoftirqd/021:52:250
11896992621,3cyclictest9-21ksoftirqd/021:52:250
11896992621,3cyclictest9-21ksoftirqd/021:37:270
11896992621,3cyclictest9-21ksoftirqd/001:37:320
11896992620,3cyclictest9-21ksoftirqd/022:52:230
11896992620,3cyclictest9-21ksoftirqd/022:07:220
11896992620,3cyclictest9-21ksoftirqd/001:57:430
11896992620,3cyclictest9-21ksoftirqd/001:57:140
11907992520,3cyclictest33-21ksoftirqd/202:12:322
11907992520,3cyclictest33-21ksoftirqd/201:37:322
11907992520,3cyclictest33-21ksoftirqd/201:27:252
11907992520,3cyclictest33-21ksoftirqd/201:07:262
11907992519,3cyclictest33-21ksoftirqd/222:22:092
11907992519,3cyclictest33-21ksoftirqd/221:37:212
11907992519,3cyclictest33-21ksoftirqd/200:37:312
11907992518,4cyclictest33-21ksoftirqd/221:14:192
11907992513,6cyclictest33-21ksoftirqd/201:32:262
11902992521,2cyclictest25-21ksoftirqd/121:32:251
11902992520,3cyclictest25-21ksoftirqd/123:22:311
11902992520,3cyclictest25-21ksoftirqd/122:02:081
11902992520,3cyclictest25-21ksoftirqd/102:22:151
11902992519,3cyclictest25-21ksoftirqd/101:22:251
11902992518,4cyclictest18779-21grep23:37:291
11902992518,4cyclictest18779-21grep23:37:291
1189699258,3cyclictest121rcu_preempt21:27:250
11896992520,3cyclictest9-21ksoftirqd/023:57:110
11896992520,3cyclictest9-21ksoftirqd/022:57:320
11896992519,3cyclictest9-21ksoftirqd/021:10:030
11896992518,4cyclictest9-21ksoftirqd/021:35:330
11896992518,4cyclictest29338-21turbostat.cron21:27:070
11907992419,3cyclictest33-21ksoftirqd/221:48:392
11907992419,3cyclictest33-21ksoftirqd/221:48:392
11907992418,3cyclictest33-21ksoftirqd/222:02:222
11902992418,3cyclictest25-21ksoftirqd/121:57:081
11902992418,3cyclictest25-21ksoftirqd/121:57:081
1190299241,7cyclictest121rcu_preempt01:03:491
11896992419,3cyclictest9-21ksoftirqd/023:12:240
11896992419,3cyclictest9-21ksoftirqd/022:42:230
11896992419,3cyclictest9-21ksoftirqd/002:17:330
11896992419,3cyclictest9-21ksoftirqd/002:12:250
11896992419,3cyclictest9-21ksoftirqd/000:42:240
11896992419,3cyclictest9-21ksoftirqd/000:12:260
11896992418,4cyclictest9-21ksoftirqd/022:41:050
11896992418,3cyclictest9-21ksoftirqd/022:50:400
11896992417,4cyclictest9-21ksoftirqd/020:56:180
1189699240,6cyclictest23862-21ssh01:22:270
11907992318,3cyclictest33-21ksoftirqd/221:22:072
11907992318,3cyclictest33-21ksoftirqd/201:02:312
11907992317,3cyclictest33-21ksoftirqd/221:07:232
11907992317,3cyclictest33-21ksoftirqd/202:01:432
11902992318,3cyclictest25-21ksoftirqd/121:42:271
11902992318,3cyclictest25-21ksoftirqd/121:37:361
11902992317,3cyclictest25-21ksoftirqd/101:42:381
11896992318,3cyclictest9-21ksoftirqd/001:17:130
11896992316,4cyclictest20612-21unixbench_multi22:12:390
11907992217,3cyclictest33-21ksoftirqd/220:57:122
11907992216,3cyclictest33-21ksoftirqd/223:52:112
11907992216,3cyclictest33-21ksoftirqd/221:36:532
11907992216,3cyclictest33-21ksoftirqd/221:02:232
11907992213,3cyclictest33-21ksoftirqd/223:17:342
1189699223,2cyclictest121rcu_preempt00:35:400
11896992216,4cyclictest9-21ksoftirqd/001:02:250
11896992216,3cyclictest9-21ksoftirqd/023:57:300
11896992215,4cyclictest27109-21if_enp1s0.122:27:250
11896992213,5cyclictest9-21ksoftirqd/023:27:250
1190799217,4cyclictest5883-21diskmemload23:06:082
11907992116,3cyclictest33-21ksoftirqd/223:12:332
11907992116,3cyclictest33-21ksoftirqd/223:07:292
11907992114,4cyclictest10698-21sh22:57:002
1189699215,7cyclictest1055-21runrttasks01:48:060
11896992116,3cyclictest9-21ksoftirqd/023:47:110
11896992116,3cyclictest9-21ksoftirqd/000:07:120
11896992115,3cyclictest9-21ksoftirqd/021:46:280
11896992015,3cyclictest9-21ksoftirqd/020:57:110
11896992015,3cyclictest28832-21/usr/sbin/munin22:32:290
11896992013,4cyclictest19870-21grep23:37:390
11896992013,4cyclictest19870-21grep23:37:390
11896991812,3cyclictest9-21ksoftirqd/022:07:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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