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2026-07-09 - 11:43
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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 Jul 09, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
246782780,10sleep3357799cyclictest19:37:593
357799700,64cyclictest564-21dbus-daemon22:02:543
356699602,51cyclictest20250-21unixbench_multi23:38:221
357799573,48cyclictest0-21swapper/321:34:173
3577995718,35cyclictest11302-21ssh00:09:363
357799571,49cyclictest370-21systemd-journal20:48:103
3566995719,33cyclictest643-21runrttasks23:55:521
357799567,43cyclictest0-21swapper/321:20:543
357799564,47cyclictest0-21swapper/323:21:213
357799560,50cyclictest20660-21kworker/3:122:24:273
357799560,50cyclictest18694-21ssh23:37:523
3571995617,34cyclictest26660-21cpu23:48:012
3566995621,29cyclictest23232-21cut19:33:141
357799556,43cyclictest0-21swapper/322:56:473
357799556,43cyclictest0-21swapper/322:56:473
357799554,45cyclictest0-21swapper/323:32:353
357799554,44cyclictest0-21swapper/323:44:343
3577995518,33cyclictest27366-21ntpq23:48:123
3577995516,35cyclictest7391-21ssh00:04:183
3577995515,36cyclictest23268-21ssh23:00:123
3577995511,39cyclictest0-21swapper/322:11:363
357199554,9cyclictest0-21swapper/223:35:452
357199554,44cyclictest0-21swapper/222:05:072
357199553,46cyclictest0-21swapper/221:05:082
3566995520,29cyclictest19265-21/usr/sbin/munin22:13:191
3566995517,32cyclictest643-21runrttasks19:42:241
3566995516,6cyclictest4168-21sendmail_mailtr21:08:201
3566995516,33cyclictest8012-21threads21:13:241
3566995516,33cyclictest643-21runrttasks20:36:431
3566995516,33cyclictest643-21runrttasks19:19:581
357799545,44cyclictest0-21swapper/322:06:473
357799543,45cyclictest0-21swapper/323:04:153
3577995417,33cyclictest20952-21ssh22:14:023
3577995415,35cyclictest3620-21ssh23:59:213
3577995415,35cyclictest1191-21ssh21:04:103
3577995414,36cyclictest5728-21ssh21:53:333
357199544,44cyclictest0-21swapper/223:42:502
357199544,25cyclictest0-21swapper/221:32:482
3566995420,28cyclictest370-21systemd-journal19:53:121
356699542,46cyclictest16369-21ssh22:08:191
3566995416,32cyclictest643-21runrttasks23:21:101
356299545,43cyclictest0-21swapper/023:35:450
357799537,39cyclictest0-21swapper/322:27:583
357799534,42cyclictest0-21swapper/321:09:253
357799532,45cyclictest0-21swapper/322:50:363
3577995318,30cyclictest29298-21ls20:58:233
3577995314,35cyclictest19743-21ssh20:46:443
3577995313,36cyclictest16153-21ssh21:24:223
3577995310,37cyclictest0-21swapper/321:32:063
357199537,40cyclictest0-21swapper/222:20:362
357199534,8cyclictest0-21swapper/200:04:342
357199533,44cyclictest0-21swapper/223:32:382
357199532,7cyclictest8917-21chrt21:14:482
356699533,45cyclictest31614-21wc22:28:201
3566995316,31cyclictest4237-21missed_timers20:08:181
3566995316,31cyclictest21928-21unixbench_multi20:48:271
3566995314,8cyclictest25426-21wc23:03:111
3566995311,35cyclictest0-21swapper/123:58:021
24642534,10sleep02543-21/usr/sbin/munin18:38:220
357799526,41cyclictest0-21swapper/322:21:023
357799526,40cyclictest0-21swapper/321:50:303
357799526,39cyclictest0-21swapper/323:13:033
357799524,42cyclictest0-21swapper/323:54:543
3577995215,9cyclictest3030-21sshd20:03:553
357199525,40cyclictest0-21swapper/221:55:312
357199524,9cyclictest0-21swapper/222:39:462
357199524,42cyclictest0-21swapper/223:06:352
357199523,43cyclictest0-21swapper/220:55:182
3566995216,30cyclictest8322-21cut23:23:141
3566995216,30cyclictest8322-21cut23:23:141
3566995216,30cyclictest643-21runrttasks23:02:161
3566995216,30cyclictest10539-21processes22:43:171
3566995215,31cyclictest16478-21diskmemload23:36:341
3566995215,31cyclictest16478-21diskmemload20:46:021
357799519,36cyclictest0-21swapper/322:33:003
357799516,39cyclictest0-21swapper/323:09:183
357799515,40cyclictest0-21swapper/321:40:173
357799515,40cyclictest0-21swapper/321:13:363
3577995116,31cyclictest11357-21ssh22:44:053
3577995116,30cyclictest31077-21ssh21:44:253
3577995114,33cyclictest27164-21ssh20:56:263
357199515,40cyclictest0-21swapper/223:12:292
357199514,10cyclictest0-21swapper/223:00:052
357199513,42cyclictest0-21swapper/221:43:372
357199513,41cyclictest0-21swapper/220:59:482
356699512,43cyclictest15468-21missed_timers20:38:161
3566995118,28cyclictest28949-21latency_hist21:42:561
3566995116,7cyclictest643-21runrttasks18:54:291
3566995116,28cyclictest11129-21cut20:28:071
3566995115,30cyclictest2784-21seq21:50:161
3566995114,6cyclictest643-21runrttasks21:32:431
3566995114,32cyclictest10643-21sed00:08:211
3566995112,6cyclictest643-21runrttasks21:44:371
357799507,38cyclictest0-21swapper/322:40:323
357799506,38cyclictest0-21swapper/319:07:593
357799501,43cyclictest16729-21sshd19:14:133
357199505,39cyclictest0-21swapper/222:53:402
357199505,39cyclictest0-21swapper/222:53:402
357199505,39cyclictest0-21swapper/222:51:262
357199504,8cyclictest0-21swapper/221:24:182
357199504,39cyclictest0-21swapper/223:43:142
357199504,20cyclictest0-21swapper/219:53:512
357199504,14cyclictest0-21swapper/220:08:112
357199503,9cyclictest0-21swapper/222:32:262
357199503,41cyclictest0-21swapper/200:12:442
357199503,40cyclictest0-21swapper/222:24:062
3571995012,32cyclictest0-21swapper/220:43:392
3571995011,5cyclictest0-21swapper/219:23:282
3571995011,34cyclictest6556-21kernelversion18:48:172
356699504,13cyclictest0-21swapper/122:57:181
356699504,13cyclictest0-21swapper/122:57:181
356699503,40cyclictest0-21swapper/121:25:111
356699503,15cyclictest1492-21crond20:02:561
3566995024,21cyclictest4658-21grep21:53:081
3566995020,25cyclictest29787-21grep23:08:221
3566995020,25cyclictest12730-21grep23:28:221
3566995018,27cyclictest8251-21fschecks_count21:58:081
3566995018,27cyclictest22883-21egrep23:43:031
3566995017,28cyclictest6964-21ps20:16:111
3566995016,29cyclictest643-21runrttasks21:37:521
356299504,40cyclictest0-21swapper/023:20:150
356299504,40cyclictest0-21swapper/021:19:180
357799495,39cyclictest0-21swapper/323:23:163
357799495,39cyclictest0-21swapper/323:23:163
357199494,39cyclictest0-21swapper/222:36:422
357199494,39cyclictest0-21swapper/221:39:392
357199494,39cyclictest0-21swapper/219:18:082
357199494,39cyclictest0-21swapper/218:58:192
357199493,9cyclictest0-21swapper/223:13:352
357199493,9cyclictest0-21swapper/221:34:272
357199493,41cyclictest0-21swapper/223:58:242
357199493,40cyclictest0-21swapper/221:59:112
357199493,39cyclictest0-21swapper/219:08:172
3571994917,6cyclictest16478-21diskmemload23:57:392
3571994916,27cyclictest28888-21fschecks_time19:48:122
3571994916,27cyclictest28888-21fschecks_time19:48:122
356699499,8cyclictest0-21swapper/118:43:251
356699497,7cyclictest14434-21swap19:08:221
356699493,39cyclictest0-21swapper/118:58:411
356699493,17cyclictest0-21swapper/122:41:361
356699493,15cyclictest0-21swapper/123:16:391
356699493,13cyclictest0-21swapper/122:18:081
356699493,12cyclictest0-21swapper/121:06:511
3566994918,25cyclictest27085-21tune2fs22:23:091
3566994917,27cyclictest27249-21sh20:56:381
3566994916,6cyclictest4519-21sh22:35:421
3566994916,28cyclictest6621-21switchtime00:03:191
3566994916,28cyclictest31380-21sh21:02:311
3566994916,27cyclictest3054-21awk20:04:101
3566994914,29cyclictest564-21dbus-daemon19:22:591
3566994913,7cyclictest12190-21latency19:03:181
356299494,39cyclictest0-21swapper/022:04:230
356299493,40cyclictest0-21swapper/023:43:540
356299493,40cyclictest0-21swapper/021:39:370
357799486,37cyclictest0-21swapper/320:28:443
357799483,39cyclictest0-21swapper/323:41:033
357199484,38cyclictest0-21swapper/222:13:352
357199484,38cyclictest0-21swapper/220:48:582
357199484,37cyclictest0-21swapper/223:23:332
357199484,37cyclictest0-21swapper/223:23:332
357199484,37cyclictest0-21swapper/222:43:312
357199483,40cyclictest0-21swapper/221:20:462
357199483,39cyclictest0-21swapper/221:08:102
357199483,39cyclictest0-21swapper/220:41:272
357199483,39cyclictest0-21swapper/218:43:222
357199482,8cyclictest573-21irqbalance23:22:152
3571994811,5cyclictest0-21swapper/222:07:592
356699483,16cyclictest0-21swapper/119:13:201
3566994819,24cyclictest11987-21sh22:03:091
3566994819,23cyclictest7908-21sort20:18:161
3566994819,23cyclictest27684-21timerandwakeup23:48:191
3566994814,7cyclictest582-21polkitd20:22:571
3566994814,5cyclictest643-21runrttasks18:50:551
3566994813,5cyclictest11869-21unixbench-2d21:18:251
3566994810,32cyclictest0-21swapper/122:48:591
356299484,38cyclictest0-21swapper/022:58:380
356299483,39cyclictest0-21swapper/021:58:270
357799475,35cyclictest0-21swapper/320:17:573
357799475,10cyclictest0-21swapper/320:02:573
357799474,37cyclictest0-21swapper/319:12:593
357799471,40cyclictest16565-21latency_hist20:42:573
357799470,41cyclictest18906-21idleruntime-cro19:22:583
357199474,37cyclictest0-21swapper/220:18:122
357199474,37cyclictest0-21swapper/218:53:242
357199474,36cyclictest0-21swapper/219:28:232
357199473,39cyclictest0-21swapper/219:04:452
357199473,38cyclictest0-21swapper/221:48:442
357199473,38cyclictest0-21swapper/220:28:132
357199473,38cyclictest0-21swapper/219:37:252
357199473,37cyclictest0-21swapper/219:58:262
357199473,37cyclictest0-21swapper/219:46:472
3566994710,6cyclictest643-21runrttasks19:32:151
3566994710,31cyclictest0-21swapper/119:48:181
3566994710,31cyclictest0-21swapper/119:48:181
356299478,33cyclictest0-21swapper/022:16:340
356299478,33cyclictest0-21swapper/021:33:410
356299478,33cyclictest0-21swapper/020:59:260
356299474,37cyclictest0-21swapper/023:15:480
3562994710,31cyclictest0-21swapper/023:53:520
357799465,36cyclictest0-21swapper/319:56:173
357799464,37cyclictest0-21swapper/319:27:423
357799464,36cyclictest21109-21cpu19:28:083
357799463,38cyclictest0-21swapper/319:38:383
357799463,37cyclictest0-21swapper/319:52:573
357799463,37cyclictest0-21swapper/319:52:573
357199463,37cyclictest0-21swapper/220:35:022
357199463,37cyclictest0-21swapper/220:23:172
357199463,36cyclictest0-21swapper/219:17:052
356699464,15cyclictest0-21swapper/119:43:241
356299465,36cyclictest0-21swapper/022:33:450
356299465,35cyclictest0-21swapper/021:15:410
356299464,36cyclictest0-21swapper/023:49:140
356299464,36cyclictest0-21swapper/023:30:060
356299464,36cyclictest0-21swapper/022:10:290
356299464,36cyclictest0-21swapper/000:11:100
356299463,37cyclictest0-21swapper/022:53:130
356299463,37cyclictest0-21swapper/022:53:130
3562994614,27cyclictest29292-21cat23:08:130
357799454,10cyclictest0-21swapper/320:20:073
357199454,36cyclictest0-21swapper/219:37:592
357199453,8cyclictest0-21swapper/220:03:252
357199453,36cyclictest0-21swapper/220:13:212
356299455,35cyclictest0-21swapper/021:08:030
356299454,35cyclictest0-21swapper/023:38:540
356299454,35cyclictest0-21swapper/023:24:570
356299454,35cyclictest0-21swapper/023:24:570
356299454,35cyclictest0-21swapper/022:21:180
356299454,35cyclictest0-21swapper/020:49:000
356299454,18cyclictest0-21swapper/021:43:000
356299454,16cyclictest0-21swapper/023:07:400
356299453,37cyclictest0-21swapper/022:29:060
3562994511,29cyclictest0-21swapper/023:59:550
3562994510,31cyclictest18543-21ps20:44:120
357799448,31cyclictest27057-21/usr/sbin/munin19:43:133
357799444,35cyclictest0-21swapper/319:02:443
357799444,34cyclictest0-21swapper/318:46:183
357799443,36cyclictest0-21swapper/320:33:143
357799442,8cyclictest0-21swapper/318:57:593
357799442,36cyclictest0-21swapper/318:52:593
356299445,33cyclictest0-21swapper/022:45:130
356299445,33cyclictest0-21swapper/021:54:410
356299445,33cyclictest0-21swapper/020:54:230
356299444,15cyclictest0-21swapper/022:38:300
16822443,34sleep31707-21wget18:38:093
357799434,9cyclictest0-21swapper/320:08:073
357799434,34cyclictest0-21swapper/320:25:183
356299434,33cyclictest0-21swapper/021:07:210
356299434,16cyclictest0-21swapper/021:31:340
356299424,32cyclictest0-21swapper/021:24:420
180212423,7sleep00-21swapper/019:18:210
151042413,7sleep00-21swapper/019:12:130
3562994029,7cyclictest9080-21sed18:53:280
302423916,17sleep20-21swapper/218:39:162
254423611,17sleep10-21swapper/118:38:231
206692363,7sleep00-21swapper/019:26:420
162132363,7sleep00-21swapper/020:39:490
111612353,6sleep00-21swapper/018:59:460
356299345,23cyclictest0-21swapper/022:23:230
356299344,25cyclictest0-21swapper/021:48:480
356299334,24cyclictest0-21swapper/022:52:450
3562993321,7cyclictest3813-21tune2fs20:08:110
3562993321,7cyclictest16014-21ls19:13:190
356299324,23cyclictest0-21swapper/000:06:180
3562993219,8cyclictest8060-21ntpq20:18:180
3562993119,7cyclictest14236-21seq20:33:450
356299304,21cyclictest0-21swapper/020:04:000
356299303,22cyclictest0-21swapper/020:14:100
356299303,21cyclictest0-21swapper/018:43:120
299822303,6sleep00-21swapper/019:51:040
299822303,6sleep00-21swapper/019:51:040
356299294,21cyclictest0-21swapper/018:48:230
356299293,21cyclictest0-21swapper/019:35:330
3562992921,5cyclictest11946-21fschecks_time19:03:140
3562992917,7cyclictest9366-21df_inode20:23:090
356299284,18cyclictest0-21swapper/019:58:080
3562992820,5cyclictest21359-21fschecks_time19:28:110
3562992818,6cyclictest26017-21vmstat19:38:290
3562992816,7cyclictest26651-21aten_rbpower_en19:43:080
3562992811,14cyclictest12298-21unixbench_singl20:28:260
356299274,18cyclictest0-21swapper/019:53:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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