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2026-09-02 - 13:54
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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 highest latencies:
System rackbslot4.osadl.org (updated Wed Sep 02, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18071997111,56cyclictest21-21ksoftirqd/122:08:221
18071997111,56cyclictest21-21ksoftirqd/122:08:221
1808299683,59cyclictest17101-21ntp_kernel_err21:18:463
1808299683,59cyclictest17101-21ntp_kernel_err21:18:463
1808299682,59cyclictest19015-21cat22:03:483
1808299682,59cyclictest19015-21cat22:03:483
1808299633,55cyclictest0-21swapper/321:38:543
1808299632,7cyclictest3845-21timerwakeupswit23:08:503
1808299622,7cyclictest11348-21ssh21:53:513
18082995930,24cyclictest26157-21tr23:38:423
1807199594,49cyclictest0-21swapper/120:20:301
1807799585,47cyclictest0-21swapper/222:08:342
1807199584,48cyclictest0-21swapper/121:31:371
1807199583,50cyclictest0-21swapper/122:12:041
1807799575,46cyclictest0-21swapper/221:13:252
1807799574,47cyclictest0-21swapper/221:40:442
1807199574,46cyclictest0-21swapper/119:58:491
1807799564,46cyclictest0-21swapper/223:33:322
1807199564,45cyclictest0-21swapper/121:10:551
1807199562,49cyclictest10052-21latency_hist23:18:211
18082995525,25cyclictest9714-21chrt19:13:543
1807799555,7cyclictest0-21swapper/221:36:142
1807799554,45cyclictest0-21swapper/219:38:262
1807799554,45cyclictest0-21swapper/219:38:262
1806399555,44cyclictest0-21swapper/021:20:150
1806399555,44cyclictest0-21swapper/021:20:150
18063995546,5cyclictest3-21ksoftirqd/022:53:210
1807799543,45cyclictest12098-21ssh22:38:242
1807799542,7cyclictest953-21ssh22:23:332
1807799542,7cyclictest10493-21df21:53:342
1807199544,44cyclictest0-21swapper/120:58:451
1807199543,46cyclictest0-21swapper/118:27:281
1807199543,46cyclictest0-21swapper/118:27:281
1807199542,26cyclictest6301-21ssh21:48:221
1808299536,41cyclictest573-21irqbalance22:23:533
18082995323,26cyclictest20596-21tr22:48:433
18082995323,25cyclictest23328-21grep20:44:023
1807799535,42cyclictest0-21swapper/221:48:142
1807799534,43cyclictest0-21swapper/220:32:062
1807199539,39cyclictest0-21swapper/120:16:151
1807199538,39cyclictest0-21swapper/123:20:541
1807199538,39cyclictest0-21swapper/123:20:541
1806399533,45cyclictest0-21swapper/018:13:590
1808299522,44cyclictest14683-21tr21:58:403
1807799525,19cyclictest0-21swapper/220:46:192
1807799524,42cyclictest0-21swapper/221:12:052
1807799523,26cyclictest0-21swapper/223:17:512
1807199523,43cyclictest0-21swapper/120:50:151
1807199523,42cyclictest0-21swapper/122:19:031
1807199523,27cyclictest0-21swapper/122:43:211
1807199522,45cyclictest16931-21ssh23:27:001
1808299517,37cyclictest26256-21hwlatdetect20:48:403
1808299517,37cyclictest22892-21ls19:48:543
1808299515,39cyclictest21916-21fschecks_time23:33:353
18082995121,25cyclictest24634-21ls19:53:513
1808299512,43cyclictest7298-21idleruntime19:08:413
1808299512,43cyclictest6908-21idleruntime23:13:373
1808299512,43cyclictest25764-21fschecks_count22:13:363
18082995119,26cyclictest5509-21latency21:03:433
18082995118,28cyclictest1673-21idleruntime18:53:423
18082995118,27cyclictest14464-21fschecks_time23:23:353
1807799514,42cyclictest0-21swapper/223:41:222
1807799514,41cyclictest0-21swapper/222:47:132
1807799513,42cyclictest0-21swapper/223:21:122
1807799513,42cyclictest0-21swapper/223:21:122
1807199515,40cyclictest0-21swapper/122:33:001
1807199514,41cyclictest0-21swapper/121:26:571
1807199514,41cyclictest0-21swapper/120:28:471
1807199514,40cyclictest0-21swapper/123:35:521
1807199513,5cyclictest0-21swapper/122:28:211
1807199513,43cyclictest0-21swapper/123:11:221
1807199513,43cyclictest0-21swapper/120:39:361
1807199513,42cyclictest0-21swapper/121:17:451
1807199513,42cyclictest0-21swapper/120:44:361
1807199513,41cyclictest0-21swapper/123:31:421
1807199513,41cyclictest0-21swapper/122:14:041
1807199512,43cyclictest16244-21ssh20:35:081
1807199512,43cyclictest16244-21ssh20:35:081
18071995112,33cyclictest0-21swapper/122:01:351
1808299507,36cyclictest18441-21cut19:38:383
1808299507,36cyclictest18441-21cut19:38:383
18082995021,24cyclictest32164-21grep18:48:413
18082995020,25cyclictest19526-21grep20:39:043
1808299502,6cyclictest10739-21if_eth223:18:373
1808299502,6cyclictest10739-21if_eth223:18:373
1808299502,43cyclictest12673-21cut19:23:403
18082995017,29cyclictest9018-21grep21:08:373
18082995015,29cyclictest9577-21timerwakeupswit22:33:523
1807799505,39cyclictest0-21swapper/221:22:482
1807799505,39cyclictest0-21swapper/221:22:482
1807799504,9cyclictest0-21swapper/220:41:062
1807799504,41cyclictest0-21swapper/222:28:272
1807799504,41cyclictest0-21swapper/221:23:542
1807799504,40cyclictest0-21swapper/222:34:512
1807799503,43cyclictest0-21swapper/221:00:032
1807799503,41cyclictest0-21swapper/222:49:332
1807799503,41cyclictest0-21swapper/221:07:052
1807799503,41cyclictest0-21swapper/220:48:362
1807799503,41cyclictest0-21swapper/220:24:442
1807199505,39cyclictest0-21swapper/123:01:511
1807199504,40cyclictest0-21swapper/121:52:431
1807199504,40cyclictest0-21swapper/121:07:511
1807199503,41cyclictest0-21swapper/121:33:241
1807199503,41cyclictest0-21swapper/119:03:481
18071995011,5cyclictest0-21swapper/122:46:391
1808299493,40cyclictest11448-21switchtime20:28:503
18082994924,20cyclictest20369-21cut19:43:413
1808299492,7cyclictest32514-21timerwakeupswit20:13:533
18082994917,26cyclictest30984-21diskmemload20:59:443
18082994915,29cyclictest29758-21cpu20:53:353
18082994915,28cyclictest16352-21fschecks_time22:43:363
18082994914,30cyclictest643-21runrttasks22:29:393
18082994913,30cyclictest21705-21unixbench_multi18:18:573
18082994913,30cyclictest21705-21unixbench_multi18:18:573
18082994912,30cyclictest0-21swapper/321:13:383
1807799495,38cyclictest0-21swapper/223:30:472
1807799494,9cyclictest0-21swapper/220:54:552
1807799494,40cyclictest0-21swapper/220:20:212
1807799494,39cyclictest0-21swapper/220:37:242
1807799494,39cyclictest0-21swapper/220:37:242
1807799494,39cyclictest0-21swapper/220:13:402
1807799494,38cyclictest0-21swapper/223:09:022
1807799493,40cyclictest0-21swapper/222:19:132
1807799493,40cyclictest0-21swapper/222:16:502
1807799493,40cyclictest0-21swapper/222:07:142
1807799493,40cyclictest0-21swapper/222:07:142
1807799493,40cyclictest0-21swapper/221:58:542
1807799493,40cyclictest0-21swapper/221:49:142
18077994915,29cyclictest23604-21aten_rbpower_cu22:53:312
1807199494,40cyclictest0-21swapper/120:56:241
1807199494,39cyclictest0-21swapper/121:22:551
1807199494,39cyclictest0-21swapper/121:22:551
1807199494,39cyclictest0-21swapper/118:48:501
1807199494,39cyclictest0-21swapper/118:33:421
1807199493,41cyclictest0-21swapper/122:53:231
1807199493,39cyclictest0-21swapper/119:13:421
18071994911,5cyclictest0-21swapper/118:28:371
18071994911,32cyclictest0-21swapper/122:49:001
18071994910,6cyclictest0-21swapper/121:56:541
1808299489,34cyclictest10192-21latency_hist21:53:223
1808299486,36cyclictest30969-21chrt20:13:223
1808299486,35cyclictest6764-21entropy20:23:373
1808299484,7cyclictest0-21swapper/322:18:413
1808299484,5cyclictest0-21swapper/319:18:453
1808299483,40cyclictest3136-21aten_rbpower_cu18:58:403
1808299483,39cyclictest28444-21ls20:03:533
1808299483,39cyclictest22448-21basename18:23:383
1808299483,39cyclictest22448-21basename18:23:383
1808299482,40cyclictest18419-21if_eth218:13:313
18082994818,25cyclictest30323-21idleruntime18:43:413
18082994818,25cyclictest29044-21timerandwakeup18:38:543
18082994816,27cyclictest643-21runrttasks21:30:573
18082994814,28cyclictest3301-21sed21:43:403
18082994814,28cyclictest19148-21unixbench_singl23:28:503
18082994813,29cyclictest27931-21fschecks_time21:33:383
18082994810,33cyclictest32428-21sh23:03:543
1807799484,38cyclictest0-21swapper/223:06:172
1807799484,38cyclictest0-21swapper/221:28:272
1807799484,38cyclictest0-21swapper/219:33:562
1807199488,34cyclictest0-21swapper/123:04:051
1807199484,38cyclictest0-21swapper/123:39:041
1807199484,38cyclictest0-21swapper/122:36:141
1807199483,8cyclictest0-21swapper/120:26:361
1807199483,40cyclictest0-21swapper/121:38:241
1807199483,38cyclictest0-21swapper/120:03:561
1806399484,12cyclictest0-21swapper/022:53:430
1808299479,32cyclictest16333-21cpu19:33:383
1808299476,35cyclictest26719-21latency18:33:473
1808299475,36cyclictest4974-21runrttasks19:03:283
1808299475,36cyclictest22354-21latency22:08:403
1808299474,15cyclictest12343-21sh22:38:333
1808299472,8cyclictest2947-21diskstats20:18:413
18082994717,25cyclictest23983-21fschecks_time22:53:363
18082994716,26cyclictest30984-21diskmemload20:36:453
18082994716,26cyclictest30984-21diskmemload20:36:453
18082994716,26cyclictest26564-21timerandwakeup19:58:533
18082994714,27cyclictest21264-21timerwakeupswit21:23:533
1807799474,37cyclictest0-21swapper/222:58:592
18077994711,30cyclictest0-21swapper/223:23:422
1807199474,38cyclictest0-21swapper/120:08:491
1807199474,38cyclictest0-21swapper/119:24:161
1807199473,39cyclictest0-21swapper/119:54:321
1807199473,38cyclictest0-21swapper/118:38:541
1806399479,33cyclictest0-21swapper/021:37:100
1806399474,37cyclictest0-21swapper/022:18:500
1806399474,37cyclictest0-21swapper/021:10:450
1808299465,35cyclictest25760-21runrttasks18:31:213
1808299463,14cyclictest14918-21latency19:28:453
1807799465,35cyclictest0-21swapper/219:53:372
1807799464,37cyclictest0-21swapper/219:49:142
1807799464,36cyclictest0-21swapper/219:43:352
1807799463,37cyclictest0-21swapper/219:28:422
1807799463,37cyclictest0-21swapper/219:27:502
1807199463,38cyclictest0-21swapper/119:10:191
1807199463,37cyclictest0-21swapper/118:58:451
1807199463,37cyclictest0-21swapper/118:53:571
1807199463,37cyclictest0-21swapper/118:18:371
1807199463,37cyclictest0-21swapper/118:18:371
1807199463,37cyclictest0-21swapper/118:13:571
1806399464,36cyclictest0-21swapper/022:24:050
1808299458,32cyclictest28168-21netstat22:58:413
1807799454,36cyclictest0-21swapper/219:18:442
1807199453,36cyclictest29894-21/usr/sbin/munin18:43:511
1807199453,36cyclictest0-21swapper/119:35:231
1807199453,36cyclictest0-21swapper/119:23:261
1806399455,34cyclictest0-21swapper/022:08:510
1806399454,36cyclictest0-21swapper/020:14:240
1806399454,36cyclictest0-21swapper/019:48:240
1807799444,35cyclictest0-21swapper/219:16:032
1807199443,36cyclictest0-21swapper/119:31:011
1806399448,7cyclictest0-21swapper/023:04:000
1806399445,33cyclictest0-21swapper/023:15:250
1806399445,33cyclictest0-21swapper/021:31:510
1806399445,33cyclictest0-21swapper/020:19:200
1806399444,35cyclictest0-21swapper/021:59:500
1806399444,35cyclictest0-21swapper/020:53:540
1807199433,36cyclictest0-21swapper/119:52:011
1806399433,35cyclictest0-21swapper/021:43:360
1806399433,35cyclictest0-21swapper/020:58:580
1806399414,32cyclictest0-21swapper/021:39:400
124422413,6sleep00-21swapper/021:13:240
215112403,6sleep00-21swapper/020:43:060
202112393,6sleep20-21swapper/218:17:082
18063993930,5cyclictest3-21ksoftirqd/019:23:250
1744923915,17sleep20-21swapper/218:08:562
117702393,6sleep00-21swapper/022:38:090
18063993829,5cyclictest3-21ksoftirqd/023:03:200
18063993828,5cyclictest3-21ksoftirqd/022:33:210
293732373,6sleep00-21swapper/018:39:520
18077993728,5cyclictest29-21ksoftirqd/218:23:272
18077993728,5cyclictest29-21ksoftirqd/218:23:272
1806399374,29cyclictest0-21swapper/022:42:560
1806399373,29cyclictest0-21swapper/019:40:010
1806399373,29cyclictest0-21swapper/019:40:010
18063993725,7cyclictest16078-21tr22:43:320
1774323713,18sleep30-21swapper/318:12:233
1752623712,19sleep00-21swapper/018:09:460
140692373,6sleep00-21swapper/019:27:440
43952363,6sleep20-21swapper/218:59:052
25812363,6sleep00-21swapper/018:54:450
1807199362,28cyclictest18252-21df19:38:361
1807199362,28cyclictest18252-21df19:38:361
1806399364,27cyclictest0-21swapper/020:02:000
1806399363,29cyclictest0-21swapper/019:48:510
169302368,19sleep10-21swapper/118:08:471
158852363,6sleep00-21swapper/019:32:070
1806399354,26cyclictest0-21swapper/023:40:570
1806399354,26cyclictest0-21swapper/020:44:290
18063993526,5cyclictest3-21ksoftirqd/019:08:250
18063993522,8cyclictest24730-21wc19:53:520
18077993422,8cyclictest31075-21tail18:43:552
1806399344,26cyclictest0-21swapper/023:27:200
1806399344,25cyclictest0-21swapper/020:05:000
281982332,5sleep20-21swapper/220:03:482
1806399334,25cyclictest0-21swapper/023:35:000
1806399334,25cyclictest0-21swapper/021:06:490
1806399334,25cyclictest0-21swapper/019:13:290
1806399334,25cyclictest0-21swapper/019:12:290
1806399334,24cyclictest0-21swapper/020:31:310
1806399334,24cyclictest0-21swapper/018:43:290
1806399334,23cyclictest0-21swapper/023:18:360
1806399334,23cyclictest0-21swapper/023:18:360
1806399333,26cyclictest0-21swapper/023:33:000
1806399333,25cyclictest0-21swapper/022:03:320
1806399333,25cyclictest0-21swapper/022:03:320
18063993323,6cyclictest25813-21fschecks_count22:13:360
18063993322,7cyclictest25805-21/usr/sbin/munin20:48:500
1806399332,26cyclictest6985-21ssh20:23:390
1807799324,22cyclictest0-21swapper/218:38:362
18077993219,8cyclictest549-21NetworkManager19:08:252
1806399324,24cyclictest0-21swapper/023:11:510
1806399324,24cyclictest0-21swapper/020:35:480
1806399324,24cyclictest0-21swapper/020:35:480
1806399324,24cyclictest0-21swapper/018:51:590
1806399324,23cyclictest0-21swapper/021:53:480
1806399323,26cyclictest0-21swapper/018:31:590
1806399323,25cyclictest0-21swapper/021:26:350
1806399323,25cyclictest0-21swapper/019:36:300
1806399323,24cyclictest0-21swapper/018:33:290
1806399323,24cyclictest0-21swapper/018:18:290
1806399323,24cyclictest0-21swapper/018:18:290
1807799314,23cyclictest0-21swapper/218:35:562
1807799314,22cyclictest0-21swapper/218:48:432
1807799314,21cyclictest0-21swapper/218:53:372
1807799313,24cyclictest0-21swapper/220:00:552
1806399314,22cyclictest0-21swapper/021:48:280
1806399313,23cyclictest0-21swapper/020:08:310
1807799304,21cyclictest0-21swapper/220:08:352
1807799303,22cyclictest0-21swapper/219:08:502
18071993015,11cyclictest21211-21sed19:43:561
1807799293,21cyclictest0-21swapper/218:23:282
1807799293,21cyclictest0-21swapper/218:23:282
1806399293,21cyclictest0-21swapper/018:23:290
1806399293,21cyclictest0-21swapper/018:23:290
1807799284,19cyclictest0-21swapper/218:28:402
1806399283,21cyclictest0-21swapper/018:58:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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