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2026-04-09 - 03:07
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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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackbslot4.osadl.org (updated Thu Apr 09, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1782421100,7sleep20-21swapper/221:47:112
317792800,2sleep2281ktimersoftd/220:40:132
2560399595,47cyclictest0-21swapper/321:07:083
2559699575,30cyclictest0-21swapper/222:42:042
2559699574,29cyclictest0-21swapper/220:42:472
2559699574,29cyclictest0-21swapper/220:42:472
2560399564,46cyclictest0-21swapper/321:53:213
2531925610,16sleep10-21swapper/118:06:451
2560399553,47cyclictest4733-21ssh21:29:283
2559699554,7cyclictest0-21swapper/221:46:272
2559699554,44cyclictest0-21swapper/222:30:002
2560399544,44cyclictest0-21swapper/321:33:183
2560399544,44cyclictest0-21swapper/321:33:183
2560399544,43cyclictest0-21swapper/321:00:283
2559199545,43cyclictest0-21swapper/121:36:381
2559199545,43cyclictest0-21swapper/121:36:381
2560399533,45cyclictest0-21swapper/321:51:203
2559699535,42cyclictest0-21swapper/221:33:032
2559699535,42cyclictest0-21swapper/221:33:032
2559699534,44cyclictest0-21swapper/221:41:342
2559699533,5cyclictest0-21swapper/220:30:592
2560399524,42cyclictest0-21swapper/320:14:393
2559699526,40cyclictest0-21swapper/223:22:502
2559699524,42cyclictest0-21swapper/223:17:512
2559699524,41cyclictest0-21swapper/220:53:592
2559199523,44cyclictest0-21swapper/121:16:581
2560399514,17cyclictest0-21swapper/320:07:393
2560399513,44cyclictest0-21swapper/322:28:163
2559699515,40cyclictest0-21swapper/223:09:492
2559699512,42cyclictest9875-21kworker/2:020:47:292
25596995111,5cyclictest0-21swapper/222:19:232
25596995111,5cyclictest0-21swapper/222:19:232
2559199517,37cyclictest0-21swapper/122:47:231
2559199517,37cyclictest0-21swapper/122:47:231
2559199514,42cyclictest0-21swapper/122:01:271
2559199514,41cyclictest0-21swapper/123:08:091
2559199513,44cyclictest0-21swapper/122:25:371
2560399505,39cyclictest0-21swapper/318:17:273
2560399504,41cyclictest0-21swapper/321:21:083
2560399504,40cyclictest0-21swapper/322:22:053
2560399502,42cyclictest13999-21kworker/3:222:37:463
25603995018,6cyclictest6107-21diskmemload21:25:183
2559699508,36cyclictest0-21swapper/222:05:522
2559699506,38cyclictest0-21swapper/222:35:192
2559699504,40cyclictest0-21swapper/222:54:562
2559699504,40cyclictest0-21swapper/219:31:292
2559699504,39cyclictest0-21swapper/219:57:122
2559699504,39cyclictest0-21swapper/219:57:122
2559699503,42cyclictest0-21swapper/223:06:352
2559699503,42cyclictest0-21swapper/221:00:422
2559699503,42cyclictest0-21swapper/220:08:202
25596995012,32cyclictest0-21swapper/222:23:322
25596995010,5cyclictest0-21swapper/221:08:322
2559199504,40cyclictest0-21swapper/123:00:491
2559199504,40cyclictest0-21swapper/122:44:221
2559199504,39cyclictest0-21swapper/120:16:291
2559199503,42cyclictest0-21swapper/120:10:401
25591995014,31cyclictest12590-21sshd23:05:151
2560399495,39cyclictest0-21swapper/322:04:013
2560399494,39cyclictest0-21swapper/322:55:583
2560399494,39cyclictest0-21swapper/321:02:043
2560399494,39cyclictest0-21swapper/320:47:103
2560399494,39cyclictest0-21swapper/319:27:423
2560399493,8cyclictest0-21swapper/323:31:253
2560399492,42cyclictest22909-21cat19:22:303
25603994911,33cyclictest12557-21cut18:57:123
2559699498,34cyclictest0-21swapper/221:18:202
2559699495,8cyclictest30991-21/usr/sbin/munin21:22:142
2559699495,38cyclictest0-21swapper/223:33:292
2559699495,38cyclictest0-21swapper/223:33:292
2559699494,39cyclictest0-21swapper/222:15:242
2559699493,41cyclictest0-21swapper/221:04:282
2559699493,40cyclictest0-21swapper/221:27:582
2559699493,38cyclictest0-21swapper/220:22:132
25596994911,5cyclictest0-21swapper/223:28:562
25596994911,5cyclictest0-21swapper/220:14:052
25596994911,32cyclictest0-21swapper/221:14:572
25596994910,33cyclictest0-21swapper/220:34:422
2559199495,39cyclictest0-21swapper/120:42:301
2559199495,39cyclictest0-21swapper/120:42:301
2559199495,38cyclictest0-21swapper/122:38:191
2559199495,38cyclictest0-21swapper/122:05:381
2559199494,39cyclictest0-21swapper/123:33:051
2559199494,39cyclictest0-21swapper/123:33:051
2559199494,39cyclictest0-21swapper/123:30:561
2559199494,39cyclictest0-21swapper/122:53:161
2559199494,39cyclictest0-21swapper/121:54:161
2559199494,39cyclictest0-21swapper/120:25:311
2559199494,19cyclictest0-21swapper/122:11:091
2559199493,41cyclictest0-21swapper/122:20:371
2559199493,41cyclictest0-21swapper/122:20:371
2559199493,41cyclictest0-21swapper/121:47:171
2559199492,5cyclictest565-21irqbalance21:03:081
25591994911,33cyclictest0-21swapper/121:07:091
2560399485,37cyclictest0-21swapper/320:27:353
2560399485,37cyclictest0-21swapper/319:07:283
2560399484,39cyclictest0-21swapper/323:01:323
2560399484,39cyclictest0-21swapper/321:39:283
2560399484,39cyclictest0-21swapper/320:22:123
2560399484,38cyclictest0-21swapper/323:20:263
2560399484,38cyclictest0-21swapper/323:14:463
2560399484,38cyclictest0-21swapper/323:11:013
2560399484,38cyclictest0-21swapper/323:03:513
2560399484,38cyclictest0-21swapper/322:42:553
2560399484,38cyclictest0-21swapper/322:20:193
2560399484,38cyclictest0-21swapper/322:20:193
2560399484,38cyclictest0-21swapper/322:00:343
2560399484,38cyclictest0-21swapper/321:42:043
2560399484,38cyclictest0-21swapper/321:13:283
2560399484,38cyclictest0-21swapper/320:52:433
2560399484,38cyclictest0-21swapper/320:37:093
2560399484,38cyclictest0-21swapper/320:33:203
2560399484,38cyclictest0-21swapper/320:21:073
2560399483,40cyclictest0-21swapper/318:12:183
2559699487,35cyclictest0-21swapper/222:08:022
2559699485,37cyclictest0-21swapper/223:00:052
2559699484,38cyclictest0-21swapper/219:47:262
2559699484,37cyclictest0-21swapper/222:37:102
2559699484,36cyclictest0-21swapper/223:12:072
2559699484,17cyclictest0-21swapper/220:17:102
2559199488,35cyclictest0-21swapper/120:31:031
2559199488,34cyclictest0-21swapper/120:47:571
2559199485,37cyclictest0-21swapper/120:32:081
2559199484,6cyclictest0-21swapper/123:22:451
2559199484,38cyclictest0-21swapper/123:18:271
2559199484,38cyclictest0-21swapper/122:35:531
2559199484,38cyclictest0-21swapper/121:42:571
2559199484,38cyclictest0-21swapper/121:39:401
2559199484,38cyclictest0-21swapper/120:40:091
2559199482,6cyclictest23271-21kworker/1:122:31:061
25591994815,28cyclictest18496-21switchtime23:12:221
2558599483,40cyclictest0-21swapper/018:07:220
2560399478,34cyclictest32481-21needreboot18:22:243
2560399475,35cyclictest0-21swapper/322:32:043
2560399474,38cyclictest0-21swapper/320:44:523
2560399474,38cyclictest0-21swapper/320:44:523
2560399474,37cyclictest0-21swapper/322:08:433
2560399473,39cyclictest0-21swapper/319:32:113
2560399473,39cyclictest0-21swapper/318:52:123
2560399473,38cyclictest31298-21ssh22:47:113
2560399473,38cyclictest31298-21ssh22:47:113
25603994711,6cyclictest0-21swapper/323:24:003
2559699474,37cyclictest0-21swapper/222:00:062
2559699473,37cyclictest21623-21cpu21:52:172
2559699473,37cyclictest0-21swapper/220:02:152
2559699473,37cyclictest0-21swapper/218:14:302
25596994711,30cyclictest0-21swapper/219:52:222
2559199474,38cyclictest0-21swapper/120:52:221
2559199474,37cyclictest0-21swapper/121:22:021
2559199474,37cyclictest0-21swapper/121:18:371
2559199474,37cyclictest0-21swapper/120:57:231
2559199474,37cyclictest0-21swapper/120:18:041
2559199473,40cyclictest0-21swapper/121:30:081
2560399464,37cyclictest0-21swapper/318:32:333
2560399464,37cyclictest0-21swapper/318:32:333
2560399464,17cyclictest0-21swapper/323:34:553
2560399464,17cyclictest0-21swapper/323:34:553
2560399463,38cyclictest1502-21fschecks_count18:27:153
2560399463,38cyclictest0-21swapper/322:12:493
2559699464,36cyclictest0-21swapper/222:50:152
2559699464,36cyclictest0-21swapper/222:50:152
2559699463,37cyclictest0-21swapper/219:37:232
2559199464,16cyclictest0-21swapper/122:12:311
2560399457,33cyclictest37-21ksoftirqd/319:12:323
2560399453,37cyclictest0-21swapper/319:37:203
2560399453,36cyclictest14711-21perl19:02:173
2559699454,34cyclictest0-21swapper/219:42:152
2559699454,34cyclictest0-21swapper/219:17:012
2559699453,35cyclictest0-21swapper/218:52:462
2560399445,34cyclictest0-21swapper/319:18:343
2560399444,35cyclictest0-21swapper/318:37:313
2560399444,35cyclictest0-21swapper/318:37:313
2560399443,37cyclictest0-21swapper/318:42:123
25603994426,13cyclictest9967-21head18:47:313
2559699444,8cyclictest0-21swapper/219:19:592
2559699444,34cyclictest0-21swapper/218:52:022
2559699443,36cyclictest0-21swapper/218:17:202
2559699443,34cyclictest0-21swapper/219:23:352
2559699435,8cyclictest0-21swapper/218:35:592
2559699435,8cyclictest0-21swapper/218:35:592
2559699433,34cyclictest0-21swapper/219:08:072
2559699433,34cyclictest0-21swapper/218:37:272
2559699433,34cyclictest0-21swapper/218:37:272
2559699433,34cyclictest0-21swapper/218:07:352
2559699433,33cyclictest0-21swapper/218:43:342
2560399422,35cyclictest26195-21/usr/sbin/munin18:07:263
2559699423,34cyclictest0-21swapper/219:02:312
2559699423,34cyclictest0-21swapper/219:01:582
2559699423,33cyclictest0-21swapper/218:32:032
301312413,6sleep00-21swapper/021:20:490
217642413,6sleep00-21swapper/022:34:230
119672413,6sleep00-21swapper/023:03:570
2559699403,7cyclictest0-21swapper/219:32:342
2559699403,32cyclictest0-21swapper/218:27:032
320212393,6sleep00-21swapper/023:31:140
25585993927,7cyclictest4330-21wget20:47:100
120552393,6sleep00-21swapper/018:54:280
64332383,6sleep10-21swapper/118:39:161
64332383,6sleep10-21swapper/118:39:161
325342383,6sleep00-21swapper/022:48:030
325342383,6sleep00-21swapper/022:48:030
25591993826,7cyclictest1383-21head19:52:221
25591993820,14cyclictest20802-21grep19:17:251
253642383,6sleep00-21swapper/022:38:580
2503723815,17sleep20-21swapper/218:03:202
237172383,6sleep00-21swapper/021:54:220
185662383,6sleep00-21swapper/022:30:410
162792383,6sleep00-21swapper/021:44:440
160062383,6sleep10-21swapper/119:06:491
7222373,6sleep10-21swapper/118:23:031
25591993725,7cyclictest7248-21grep18:42:171
2522623714,17sleep30-21swapper/318:05:383
145632373,6sleep00-21swapper/022:25:130
140082372,7sleep10-21swapper/119:00:131
107682373,6sleep00-21swapper/020:55:090
314232363,6sleep00-21swapper/018:20:120
308512363,6sleep00-21swapper/019:45:230
28122363,6sleep00-21swapper/020:44:270
28122363,6sleep00-21swapper/020:44:270
269042363,6sleep10-21swapper/119:32:521
25591993624,7cyclictest22039-21taskset19:22:161
2558599363,28cyclictest0-21swapper/020:12:080
25585993620,10cyclictest25080-21aten_rbpower_cu23:22:070
253042363,6sleep10-21swapper/119:31:111
22142363,6sleep30-21swapper/319:55:323
87622353,6sleep00-21swapper/023:00:110
57492353,6sleep00-21swapper/020:02:530
44922353,6sleep10-21swapper/118:33:251
44922353,6sleep10-21swapper/118:33:251
327582353,6sleep00-21swapper/019:50:500
25603993523,8cyclictest5375-21grep20:02:263
25591993524,7cyclictest18122-21/usr/sbin/munin19:12:151
25591993523,7cyclictest3253-21tail19:57:211
25591993523,7cyclictest3253-21tail19:57:211
25591993515,14cyclictest10790-21df_inode18:52:141
2558599354,27cyclictest0-21swapper/020:30:330
2558599353,28cyclictest0-21swapper/021:04:300
2501023511,18sleep00-21swapper/018:02:580
2558599345,25cyclictest0-21swapper/020:10:080
2558599344,26cyclictest0-21swapper/022:02:320
2558599344,26cyclictest0-21swapper/020:40:270
2558599344,26cyclictest0-21swapper/019:32:300
36372333,6sleep00-21swapper/023:36:420
36372333,6sleep00-21swapper/023:36:420
296382333,6sleep10-21swapper/118:16:151
2558599334,26cyclictest0-21swapper/020:58:000
2558599334,25cyclictest0-21swapper/019:58:030
2558599334,25cyclictest0-21swapper/019:58:030
2558599334,24cyclictest0-21swapper/020:22:530
2558599333,27cyclictest0-21swapper/021:39:260
25585993321,7cyclictest18846-21grep19:12:230
25585993313,15cyclictest13381-21crond23:06:570
96552323,6sleep00-21swapper/021:36:510
96552323,6sleep00-21swapper/021:36:510
25591993221,7cyclictest9965-21grep18:47:311
25591993221,7cyclictest31832-21wc19:47:201
25591993220,7cyclictest30813-21sendmail_mailst18:17:281
2558599328,19cyclictest0-21swapper/022:42:100
2558599325,22cyclictest0-21swapper/018:37:130
2558599325,22cyclictest0-21swapper/018:37:130
2558599324,25cyclictest0-21swapper/021:10:300
2558599324,23cyclictest0-21swapper/021:27:320
2558599324,22cyclictest0-21swapper/022:18:000
2558599324,22cyclictest0-21swapper/022:18:000
2558599323,25cyclictest0-21swapper/023:12:310
2558599323,25cyclictest0-21swapper/018:27:270
2558599323,24cyclictest0-21swapper/020:32:040
2558599323,23cyclictest2951-21memory22:52:160
140642322,24sleep014075-21diskstats20:17:140
25603993119,7cyclictest30990-21crond19:47:013
25603993118,8cyclictest31431-21cut19:47:143
2559199313,24cyclictest0-21swapper/118:07:261
25591993121,6cyclictest17245-21threads19:07:291
25591993120,7cyclictest27476-21/usr/sbin/munin19:37:171
25591993114,12cyclictest1961-21uname18:27:221
2558599313,24cyclictest0-21swapper/018:35:000
2558599313,24cyclictest0-21swapper/018:35:000
2558599313,23cyclictest0-21swapper/019:27:280
2558599304,21cyclictest0-21swapper/019:22:300
2558599303,24cyclictest0-21swapper/019:40:300
2558599303,23cyclictest0-21swapper/022:10:580
2558599303,23cyclictest0-21swapper/021:47:010
25585993019,7cyclictest23758-21cut21:12:130
25585993018,8cyclictest26559-21tail21:57:300
25585993018,8cyclictest20661-21cat19:17:210
25603992917,8cyclictest3699-21sed19:57:303
25603992917,8cyclictest3699-21sed19:57:303
2558599294,22cyclictest0-21swapper/023:18:010
2558599294,19cyclictest0-21swapper/019:07:130
2558599293,22cyclictest0-21swapper/022:12:010
25585992918,7cyclictest16031-21crond19:07:010
25585992917,7cyclictest31106-21sh21:22:120
25585992916,8cyclictest543-21systemd-logind19:02:010
2558599284,20cyclictest0-21swapper/018:47:170
2558599283,22cyclictest0-21swapper/019:54:230
2558599283,21cyclictest0-21swapper/018:42:300
25591992716,6cyclictest29438-21aten_rbpower_vo19:42:111
25591992715,7cyclictest4812-21fschecks_time20:02:141
2558599273,20cyclictest29290-21head18:12:320
25585992716,7cyclictest32682-21which18:22:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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