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2026-06-15 - 07:25
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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 Mon Jun 15, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
284632890,3sleep041ktimersoftd/022:32:100
655099714,61cyclictest0-21swapper/318:55:543
653699604,51cyclictest0-21swapper/123:40:461
653699586,6cyclictest0-21swapper/121:55:531
655099572,49cyclictest31678-21grep20:01:063
55322578,41sleep30-21swapper/318:51:163
653699562,48cyclictest24014-21ls22:26:161
653699562,48cyclictest24014-21ls22:26:161
653299564,46cyclictest0-21swapper/000:01:520
613225611,14sleep20-21swapper/218:53:562
6550995520,30cyclictest15680-21latency_hist20:45:503
6550995517,32cyclictest7976-21diskstats22:06:013
6536995546,5cyclictest21-21ksoftirqd/121:25:491
653699554,46cyclictest0-21swapper/121:03:531
653699554,45cyclictest0-21swapper/122:59:531
653699554,45cyclictest0-21swapper/120:56:221
653699554,45cyclictest0-21swapper/100:15:271
6543995418,30cyclictest14734-21cpu19:16:042
6543995417,31cyclictest9435-21ls19:01:082
6543995417,31cyclictest32255-21proc_pri20:01:162
6543995414,34cyclictest643-21runrttasks23:13:542
6543995414,34cyclictest643-21runrttasks23:13:542
653699544,43cyclictest0-21swapper/122:43:181
653699543,46cyclictest0-21swapper/122:16:161
653299548,40cyclictest0-21swapper/021:31:160
655099533,15cyclictest27263-21latency22:31:063
6550995321,28cyclictest29386-21switchtime23:16:133
6550995318,7cyclictest28194-21ethtool19:51:083
6550995316,31cyclictest19437-21diskmemload21:23:013
6550995314,5cyclictest1390-21sh21:14:103
6543995320,28cyclictest5254-21ls20:16:092
654399532,37cyclictest72112sort23:30:462
6543995319,29cyclictest643-21runrttasks21:59:312
6543995316,31cyclictest6853-21sort20:21:062
6543995316,31cyclictest27834-21cpu19:51:042
6543995315,32cyclictest25946-21tr19:46:032
6543995314,34cyclictest1077-21unixbench_singl23:21:172
6543995314,33cyclictest7907-21wc22:05:592
653699534,43cyclictest0-21swapper/121:06:231
653699534,43cyclictest0-21swapper/100:22:161
653299534,44cyclictest0-21swapper/000:16:330
653299534,43cyclictest0-21swapper/023:54:120
653299532,45cyclictest25903-21ntp_states21:46:100
6550995216,5cyclictest22277-21sh20:58:483
6550995211,9cyclictest2429-21latency22:41:053
6543995215,31cyclictest11164-21aten_rbpower_po23:35:572
6543995214,32cyclictest27974-21unixbench_multi22:31:182
6543995214,31cyclictest11202-21smart_sda20:31:152
6543995213,34cyclictest2838-21sendmail_mailtr22:41:132
6543995213,33cyclictest5887-21sshd22:02:202
653699529,38cyclictest0-21swapper/123:50:381
653699527,38cyclictest0-21swapper/122:20:591
653699524,42cyclictest0-21swapper/100:06:441
653699522,5cyclictest25257-21diskstats21:46:001
655099514,19cyclictest0-21swapper/300:24:233
6550995116,7cyclictest20974-21entropy23:06:003
6550995116,30cyclictest1502-21aten_rbpower_cu00:05:573
6550995115,5cyclictest15742-21sh22:58:423
6550995114,5cyclictest31032-21latency22:36:053
6550995113,5cyclictest0-21swapper/319:21:133
6550995113,5cyclictest0-21swapper/319:21:133
654399512,43cyclictest31821-21cut21:11:112
6543995113,33cyclictest6578-21aten_rbpower_vo18:55:532
6543995113,32cyclictest1364-21idleruntime20:06:062
6543995112,33cyclictest25378-21sshd21:02:212
6543995111,34cyclictest584-21gdbus19:25:532
6543995111,34cyclictest584-21gdbus19:25:532
653699516,19cyclictest0-21swapper/121:31:051
653699514,41cyclictest0-21swapper/122:33:591
653699513,42cyclictest32696-21ssh21:11:511
6536995114,32cyclictest29400-21interrupts21:51:061
653299513,43cyclictest0-21swapper/023:12:330
653299513,43cyclictest0-21swapper/023:12:330
60132516,14sleep00-21swapper/018:52:300
655099509,16cyclictest12572-21sh22:11:153
655099507,10cyclictest0-21swapper/321:31:213
655099504,15cyclictest0-21swapper/323:52:263
655099503,18cyclictest0-21swapper/323:33:033
655099503,17cyclictest0-21swapper/322:24:413
655099503,17cyclictest0-21swapper/321:49:173
655099503,17cyclictest0-21swapper/300:19:333
655099503,16cyclictest21879-21systemd-cgroups19:35:503
655099503,16cyclictest21879-21systemd-cgroups19:35:503
6550995020,25cyclictest8205-21latency_hist20:25:503
6550995019,26cyclictest15194-21latency19:16:113
6550995019,26cyclictest120-21kauditd23:50:173
6550995017,5cyclictest349-21sh00:04:083
6550995017,27cyclictest2680-21cut21:16:033
6550995016,6cyclictest17728-21sh22:18:263
6550995015,5cyclictest12136-21sh21:27:553
6550995014,8cyclictest543-21systemd-logind19:30:513
6550995014,8cyclictest543-21systemd-logind19:30:513
6550995014,5cyclictest5250-21/usr/sbin/munin00:11:033
6550995012,6cyclictest0-21swapper/322:50:323
6550995012,5cyclictest30318-21sh21:51:273
654399503,9cyclictest0-21swapper/222:46:122
6543995018,28cyclictest11420-21cat19:06:102
6543995015,30cyclictest21650-21fschecks_time21:41:032
6543995015,30cyclictest21650-21fschecks_time21:41:032
6543995014,31cyclictest23057-21entropy22:26:012
6543995014,31cyclictest23057-21entropy22:26:012
6543995014,30cyclictest24499-21latency19:41:102
6543995014,30cyclictest17089-21load19:21:112
6543995014,30cyclictest17089-21load19:21:112
6543995014,30cyclictest0-21swapper/219:56:082
6543995013,31cyclictest9224-21entropy00:15:582
6543995012,33cyclictest10267-21ssh22:51:102
6543995012,31cyclictest13258-21kernelversion19:11:082
653699503,42cyclictest0-21swapper/121:36:451
6536995018,27cyclictest643-21runrttasks21:41:511
6536995018,27cyclictest643-21runrttasks21:41:511
6536995012,32cyclictest0-21swapper/100:17:361
6536995011,34cyclictest30521-21hwlatdetect00:01:021
6536995010,35cyclictest4080-21iostat_ios23:26:051
653299506,10cyclictest0-21swapper/019:11:070
653299504,41cyclictest0-21swapper/021:00:440
653299504,40cyclictest0-21swapper/023:59:400
653299504,40cyclictest0-21swapper/019:51:030
653299503,42cyclictest0-21swapper/022:29:280
653299503,42cyclictest0-21swapper/022:29:280
653299503,42cyclictest0-21swapper/021:27:100
6532995013,32cyclictest0-21swapper/022:43:270
655099495,18cyclictest0-21swapper/323:41:013
655099495,18cyclictest0-21swapper/323:41:013
655099495,16cyclictest0-21swapper/320:10:513
655099494,18cyclictest0-21swapper/323:21:113
655099494,18cyclictest0-21swapper/322:53:233
655099494,15cyclictest0-21swapper/321:39:563
655099493,18cyclictest0-21swapper/323:02:443
655099493,16cyclictest0-21swapper/322:28:003
655099493,16cyclictest0-21swapper/322:28:003
6550994922,21cyclictest26744-21smart_sda19:46:183
6550994917,5cyclictest6098-21sh23:28:473
6550994915,5cyclictest7327-21sh22:05:253
6550994915,5cyclictest643-21runrttasks21:02:143
6550994914,7cyclictest10195-21sed19:01:223
6550994914,6cyclictest13954-21cut20:40:503
6550994913,8cyclictest582-21polkitd20:15:503
6550994913,6cyclictest26921-21sh23:13:203
6550994913,6cyclictest26921-21sh23:13:203
6550994912,7cyclictest5689-21sort20:16:193
6550994910,9cyclictest0-21swapper/319:11:023
654399492,40cyclictest7857-21iostat_ios23:31:042
6543994917,27cyclictest20774-21/usr/sbin/munin23:06:112
6543994917,27cyclictest14566-21latency20:41:082
6543994916,28cyclictest19953-21fschecks_count20:56:032
6543994916,27cyclictest19859-21seq23:46:162
6543994915,29cyclictest643-21runrttasks21:47:102
6543994915,29cyclictest643-21runrttasks19:36:582
6543994915,28cyclictest13452-21sed00:21:042
6543994914,30cyclictest643-21runrttasks22:20:542
6543994914,30cyclictest643-21runrttasks00:15:232
6543994913,31cyclictest16789-21sendmail_mailst20:46:162
6543994912,5cyclictest30157-21unixbench_multi21:51:202
6543994912,31cyclictest18125-21ssh21:36:082
653699494,40cyclictest0-21swapper/123:22:581
653699494,39cyclictest0-21swapper/123:57:521
653699494,39cyclictest0-21swapper/122:08:401
653699494,39cyclictest0-21swapper/121:17:231
653699494,38cyclictest0-21swapper/123:14:121
653699494,38cyclictest0-21swapper/123:14:121
653699493,41cyclictest0-21swapper/122:52:031
653699493,19cyclictest0-21swapper/122:03:391
6536994916,28cyclictest19437-21diskmemload23:06:211
6536994911,32cyclictest0-21swapper/123:41:561
6536994911,32cyclictest0-21swapper/123:41:561
653299495,11cyclictest0-21swapper/000:11:120
653299494,40cyclictest0-21swapper/023:43:180
653299494,40cyclictest0-21swapper/023:43:180
653299494,13cyclictest0-21swapper/021:11:000
653299493,40cyclictest0-21swapper/020:11:150
653299493,14cyclictest13773-21kworker/0:020:46:040
653299493,14cyclictest0-21swapper/020:06:010
653299492,8cyclictest12936-21kworker/0:123:00:290
6532994914,29cyclictest8681-21proc_pri22:06:120
655099484,15cyclictest0-21swapper/323:57:123
655099483,17cyclictest21467-21df21:41:003
655099483,17cyclictest21467-21df21:41:003
655099483,17cyclictest0-21swapper/321:56:473
655099483,16cyclictest25109-21sed19:41:213
6550994815,7cyclictest27378-21cpu21:05:593
654399484,6cyclictest0-21swapper/222:16:172
6543994823,21cyclictest27352-21switchtime23:56:142
6543994818,25cyclictest30680-21tune2fs22:36:012
6543994818,24cyclictest13030-21grep20:36:152
6543994815,28cyclictest12868-21unixbench_multi22:11:182
6543994815,27cyclictest28126-21open_files21:06:112
6543994814,29cyclictest643-21runrttasks21:29:512
6543994814,29cyclictest17785-21aten_rbpower_cu20:51:002
6543994814,28cyclictest19437-21diskmemload21:21:222
6543994813,31cyclictest8531-21aten_rbpower_vo20:26:012
6543994813,29cyclictest14252-21cat21:31:062
6543994812,8cyclictest30666-21latency00:01:052
6543994812,6cyclictest19437-21diskmemload23:41:492
6543994812,6cyclictest19437-21diskmemload23:41:492
653699489,34cyclictest0-21swapper/123:16:331
653699484,39cyclictest0-21swapper/121:28:371
653699484,38cyclictest0-21swapper/123:02:051
653699484,38cyclictest0-21swapper/122:35:541
653699484,17cyclictest0-21swapper/123:52:241
6536994831,11cyclictest0-21swapper/122:48:391
653299486,37cyclictest0-21swapper/021:42:120
653299486,37cyclictest0-21swapper/021:42:120
653299486,36cyclictest22993-21sendmail_mailtr19:36:170
653299485,37cyclictest0-21swapper/023:15:570
653299484,39cyclictest0-21swapper/023:24:260
653299484,39cyclictest0-21swapper/021:55:100
653299484,38cyclictest0-21swapper/023:32:480
653299484,38cyclictest0-21swapper/019:41:170
653299484,37cyclictest0-21swapper/020:16:150
653299483,40cyclictest0-21swapper/022:17:040
653299483,39cyclictest0-21swapper/020:41:040
6532994812,5cyclictest0-21swapper/023:49:240
6532994810,33cyclictest0-21swapper/022:11:250
655099474,36cyclictest0-21swapper/319:56:093
655099473,16cyclictest22861-21ntpq19:36:153
6550994720,22cyclictest9162-21grep20:26:123
6550994716,5cyclictest10779-21interrupts20:31:053
6550994711,7cyclictest11953-21ntpq23:36:103
654399474,16cyclictest0-21swapper/220:11:172
654399473,10cyclictest23056-21/usr/sbin/munin23:51:052
6543994716,26cyclictest3363-21uname21:16:142
6543994715,27cyclictest30723-21sh23:18:242
6543994713,29cyclictest4955-21sh00:10:452
6543994713,29cyclictest21104-21find19:31:172
6543994713,29cyclictest21104-21find19:31:172
6543994712,7cyclictest370-21systemd-journal22:58:182
653699474,37cyclictest0-21swapper/119:51:061
6536994738,5cyclictest21-21ksoftirqd/119:05:521
653699473,37cyclictest0-21swapper/119:11:231
6536994710,5cyclictest0-21swapper/123:31:021
653299478,33cyclictest0-21swapper/023:35:520
653299478,33cyclictest0-21swapper/022:01:080
653299475,10cyclictest0-21swapper/018:56:110
653299474,38cyclictest0-21swapper/019:01:160
653299474,38cyclictest0-21swapper/000:22:020
653299474,37cyclictest0-21swapper/022:46:120
653299474,37cyclictest0-21swapper/021:58:480
653299474,37cyclictest0-21swapper/021:37:260
653299474,37cyclictest0-21swapper/021:21:070
653299474,37cyclictest0-21swapper/021:05:570
653299474,37cyclictest0-21swapper/021:02:070
653299474,37cyclictest0-21swapper/020:26:120
653299474,35cyclictest0-21swapper/021:16:030
653299474,11cyclictest0-21swapper/019:21:020
653299474,11cyclictest0-21swapper/019:21:020
653299473,38cyclictest0-21swapper/022:23:260
6550994612,7cyclictest11651-21open_files19:06:163
654399465,10cyclictest0-21swapper/223:00:572
653699464,9cyclictest0-21swapper/118:56:151
653699464,17cyclictest0-21swapper/122:10:571
653699463,38cyclictest0-21swapper/119:41:281
653699463,37cyclictest0-21swapper/119:16:061
653299465,8cyclictest0-21swapper/020:01:130
653299465,36cyclictest0-21swapper/023:02:170
653299464,37cyclictest0-21swapper/000:07:130
653299464,36cyclictest0-21swapper/023:26:420
653299464,36cyclictest0-21swapper/022:53:080
653299464,36cyclictest0-21swapper/022:37:320
653299464,36cyclictest0-21swapper/020:21:160
653299463,38cyclictest0-21swapper/023:06:110
653299463,38cyclictest0-21swapper/019:16:070
653299463,37cyclictest0-21swapper/019:26:010
653299463,37cyclictest0-21swapper/019:26:010
655099455,12cyclictest0-21swapper/320:46:213
653699454,36cyclictest0-21swapper/119:39:031
653699454,35cyclictest0-21swapper/120:16:581
653699453,37cyclictest0-21swapper/120:15:501
653699453,36cyclictest0-21swapper/120:30:561
653299455,9cyclictest0-21swapper/019:46:190
655099443,36cyclictest0-21swapper/320:54:213
653699444,35cyclictest0-21swapper/119:31:031
653699444,35cyclictest0-21swapper/119:31:031
653699444,35cyclictest0-21swapper/119:10:531
653699444,34cyclictest0-21swapper/119:26:361
653699444,34cyclictest0-21swapper/119:26:361
653699444,10cyclictest0-21swapper/120:00:511
653699443,9cyclictest0-21swapper/120:43:391
653699443,36cyclictest0-21swapper/120:36:171
653699443,36cyclictest0-21swapper/119:20:581
653699443,36cyclictest0-21swapper/119:20:581
653299444,9cyclictest0-21swapper/020:31:030
653299444,8cyclictest0-21swapper/019:06:020
653299443,35cyclictest0-21swapper/019:56:120
653699434,34cyclictest0-21swapper/120:21:181
653699434,33cyclictest0-21swapper/120:10:511
653699433,8cyclictest0-21swapper/120:26:511
653699433,35cyclictest0-21swapper/120:52:511
653699433,35cyclictest0-21swapper/120:50:501
653699433,34cyclictest0-21swapper/120:02:291
653299433,35cyclictest0-21swapper/020:51:030
653299433,35cyclictest0-21swapper/020:36:020
653699422,34cyclictest27624-21latency_hist19:50:511
653299424,34cyclictest0-21swapper/019:30:550
653299424,34cyclictest0-21swapper/019:30:550
62622388,24sleep10-21swapper/118:55:281
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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