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2025-12-08 - 21:53
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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 Dec 08, 2025 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2947699632,56cyclictest15529-21ls05:31:480
2948899562,8cyclictest12684-21/usr/sbin/munin01:31:512
2949599554,45cyclictest0-21swapper/306:11:063
2948899555,44cyclictest0-21swapper/205:16:492
29476995519,31cyclictest22433-21grep04:51:500
2949599544,45cyclictest0-21swapper/303:54:583
29476995423,27cyclictest11595-21fschecks_time05:26:330
29476995420,29cyclictest19209-21sendmail_mailtr01:46:500
29476995414,35cyclictest667-21runrttasks01:15:530
29476995413,35cyclictest28552-21rt-features02:11:500
29476995411,38cyclictest378-21systemd-journal01:21:240
2948899534,43cyclictest0-21swapper/206:08:372
2948899534,43cyclictest0-21swapper/205:12:282
2948899533,9cyclictest0-21swapper/206:01:182
2948899533,44cyclictest0-21swapper/204:02:252
2948899533,44cyclictest0-21swapper/203:35:172
2948899533,44cyclictest0-21swapper/202:55:322
29488995315,7cyclictest21827-21sshd01:56:192
29488995315,32cyclictest0-21swapper/203:26:522
2948199534,43cyclictest0-21swapper/106:16:571
29476995314,33cyclictest21186-21timerandwakeup01:51:520
29476995314,33cyclictest1581-21aten_rbpower_vo05:11:310
29476995313,34cyclictest30722-21unixbench_multi02:16:520
29476995313,34cyclictest11969-21unixbench_multi01:26:560
2949599523,8cyclictest19100-21grep03:56:383
2948899524,42cyclictest0-21swapper/204:59:092
2948899523,44cyclictest0-21swapper/205:36:282
2948899523,44cyclictest0-21swapper/205:36:282
2948899523,43cyclictest0-21swapper/206:13:212
29488995216,5cyclictest29-21ksoftirqd/203:56:552
29476995222,25cyclictest5419-21ls05:16:400
2947699522,44cyclictest18396-21latency_hist03:56:210
29476995216,31cyclictest667-21runrttasks02:45:280
29476995216,31cyclictest667-21runrttasks02:45:280
29476995215,31cyclictest16938-21kernelversion01:41:410
29476995214,33cyclictest667-21runrttasks02:01:340
29476995214,33cyclictest3169-21fschecks_time02:31:390
29476995214,31cyclictest667-21runrttasks05:25:090
29476995213,33cyclictest32191-21ntpq02:21:450
29476995213,32cyclictest13105-21idleruntime01:31:410
29476995212,34cyclictest4554-21unixbench_singl01:06:550
29476995211,35cyclictest15955-21ntpq04:41:480
2949599514,41cyclictest0-21swapper/304:38:523
2949599513,43cyclictest29282-21ssh05:53:553
2949599513,43cyclictest0-21swapper/306:15:553
2949599512,43cyclictest6070-21ps02:38:223
2948899519,36cyclictest0-21swapper/203:43:082
2948899516,39cyclictest0-21swapper/203:48:002
2948899514,41cyclictest0-21swapper/204:24:012
29488995110,35cyclictest0-21swapper/204:37:192
2948899511,5cyclictest29-21ksoftirqd/204:32:402
2948199514,42cyclictest0-21swapper/101:06:471
2947699512,44cyclictest6967-21timerandwakeup03:36:500
2947699512,43cyclictest18293-21grep04:46:330
2947699512,43cyclictest13393-21timerandwakeup03:46:520
29476995117,28cyclictest9489-21find06:11:440
29476995116,29cyclictest27617-21sed05:51:360
29476995116,29cyclictest10083-21diskmemload05:56:400
29476995115,31cyclictest31179-21idleruntime05:06:360
29476995115,30cyclictest667-21runrttasks02:09:450
29476995114,32cyclictest2004-21sh03:30:270
29476995113,33cyclictest9718-21open_inodes01:21:480
29476995113,33cyclictest24071-21fschecks_count05:46:350
29476995113,32cyclictest574-21dbus-daemon03:31:220
29476995112,33cyclictest28687-21cpu03:21:340
29476995112,33cyclictest18391-21ntpq05:36:440
29476995112,33cyclictest18391-21ntpq05:36:440
2949599504,41cyclictest0-21swapper/304:31:303
2949599504,41cyclictest0-21swapper/303:16:423
2949599504,40cyclictest0-21swapper/305:01:083
2949599504,15cyclictest0-21swapper/304:26:373
2949599503,11cyclictest0-21swapper/304:43:593
2948899505,39cyclictest0-21swapper/202:11:352
2948899504,41cyclictest0-21swapper/201:39:532
2948899504,41cyclictest0-21swapper/201:39:532
2948899504,40cyclictest0-21swapper/204:31:162
2948899504,40cyclictest0-21swapper/203:21:212
2948899504,39cyclictest0-21swapper/204:41:572
2948899504,12cyclictest0-21swapper/201:11:362
2948899503,41cyclictest0-21swapper/206:01:382
29488995011,32cyclictest0-21swapper/203:38:582
2948199503,42cyclictest0-21swapper/100:53:111
29481995011,33cyclictest0-21swapper/104:36:541
29476995019,26cyclictest2831-21ksmtuned01:03:170
29476995018,27cyclictest9124-21needreboot02:46:430
29476995015,30cyclictest667-21runrttasks02:36:250
29476995014,31cyclictest667-21runrttasks03:17:540
29476995014,31cyclictest342-21grep04:16:520
29476995014,31cyclictest10088-21unixbench_singl04:31:560
29476995013,32cyclictest5703-21cpu04:26:340
29476995013,32cyclictest21955-21grep05:41:500
29476995013,32cyclictest12644-21missed_timers04:36:410
29476995013,31cyclictest7346-21sh06:09:080
29476995013,31cyclictest10162-21expr03:41:510
2949599497,36cyclictest0-21swapper/305:24:333
2949599494,40cyclictest0-21swapper/304:16:213
2949599494,38cyclictest0-21swapper/305:36:523
2949599494,38cyclictest0-21swapper/305:36:523
2949599493,40cyclictest21889-21rm05:41:493
2949599493,40cyclictest0-21swapper/303:50:013
2949599492,43cyclictest667-21runrttasks05:58:483
2948899494,9cyclictest0-21swapper/205:02:092
2948899494,39cyclictest0-21swapper/205:46:232
2948899494,39cyclictest0-21swapper/203:23:212
2948899494,39cyclictest0-21swapper/202:06:402
2948899493,9cyclictest0-21swapper/204:11:302
2948899493,40cyclictest0-21swapper/205:24:082
2948899493,39cyclictest0-21swapper/202:16:262
2948899493,10cyclictest0-21swapper/202:42:212
2948899493,10cyclictest0-21swapper/202:42:212
29488994912,11cyclictest0-21swapper/201:20:382
29488994911,32cyclictest0-21swapper/202:01:462
29488994910,32cyclictest0-21swapper/205:41:182
2948199494,39cyclictest0-21swapper/105:32:081
2948199493,9cyclictest0-21swapper/105:26:481
2947699494,18cyclictest0-21swapper/004:56:290
2947699492,40cyclictest2589050ssh04:06:500
29476994915,29cyclictest13747-21forks02:56:380
29476994914,30cyclictest17070-21idleruntime03:01:390
29476994914,29cyclictest10989-21ls02:51:410
29476994913,31cyclictest13784-21sh06:17:570
29476994913,30cyclictest22571-21processes04:01:470
237602493,9sleep20-21swapper/204:55:402
2949599486,36cyclictest0-21swapper/305:46:363
2949599484,5cyclictest0-21swapper/305:16:293
2949599484,39cyclictest0-21swapper/305:09:393
2949599484,39cyclictest0-21swapper/304:12:003
2949599484,38cyclictest0-21swapper/304:08:133
2949599484,38cyclictest0-21swapper/304:01:443
2949599484,38cyclictest0-21swapper/303:46:113
2949599484,38cyclictest0-21swapper/303:30:003
29495994811,31cyclictest0-21swapper/306:19:393
2948899484,39cyclictest8150irq/23-uhci_hcd04:46:432
2948899484,38cyclictest0-21swapper/205:09:012
2948899484,38cyclictest0-21swapper/204:19:472
2948899484,38cyclictest0-21swapper/203:52:332
2948899484,38cyclictest0-21swapper/202:58:592
2948899484,38cyclictest0-21swapper/201:56:332
2948899484,10cyclictest0-21swapper/201:26:412
29488994816,27cyclictest19776-21fschecks_count03:06:372
29488994811,31cyclictest0-21swapper/204:08:062
29488994810,32cyclictest0-21swapper/205:52:312
2948199485,37cyclictest0-21swapper/101:04:171
2947699484,9cyclictest0-21swapper/001:36:510
2947699484,9cyclictest0-21swapper/001:36:510
2947699482,40cyclictest29878-21munin-node00:51:290
2947699482,40cyclictest2424550ssh03:12:370
29476994817,26cyclictest19694-21fschecks_count03:06:370
29476994815,28cyclictest667-21runrttasks05:06:040
29476994814,30cyclictest19660-21sensors_fan03:56:500
29476994814,29cyclictest32268-21grep00:56:380
29476994812,31cyclictest574-21dbus-daemon06:06:170
29476994812,30cyclictest3622-21grep04:21:520
284852487,14sleep30-21swapper/300:46:503
2949599474,37cyclictest0-21swapper/303:39:103
2949599474,37cyclictest0-21swapper/302:56:573
2949599473,39cyclictest0-21swapper/305:04:393
2949599473,39cyclictest0-21swapper/303:32:113
2949599473,39cyclictest0-21swapper/303:21:513
29495994711,5cyclictest0-21swapper/302:46:433
29495994711,30cyclictest0-21swapper/305:28:053
29495994711,30cyclictest0-21swapper/303:07:213
2948899474,38cyclictest0-21swapper/203:03:102
2948899474,37cyclictest0-21swapper/203:11:322
2948899474,37cyclictest0-21swapper/202:46:512
2948899474,37cyclictest0-21swapper/202:21:332
2948899474,11cyclictest0-21swapper/202:37:152
29488994738,5cyclictest29-21ksoftirqd/205:31:182
2948899473,38cyclictest0-21swapper/206:16:232
2948199475,9cyclictest0-21swapper/102:56:501
2948199475,36cyclictest0-21swapper/104:31:501
2948199475,35cyclictest0-21swapper/103:31:471
2948199474,36cyclictest0-21swapper/103:04:061
2947699477,9cyclictest2080-21grep02:26:540
29476994713,29cyclictest667-21runrttasks04:12:310
90762463,7sleep10-21swapper/102:46:431
2949599467,34cyclictest0-21swapper/305:14:233
2949599465,13cyclictest0-21swapper/302:56:123
2949599464,36cyclictest0-21swapper/304:23:173
2949599464,36cyclictest0-21swapper/303:11:533
2949599464,36cyclictest0-21swapper/303:03:293
2948899466,34cyclictest0-21swapper/205:31:302
2948899465,36cyclictest0-21swapper/201:24:092
2948899464,10cyclictest0-21swapper/201:01:392
2948899463,37cyclictest0-21swapper/202:26:542
2948899463,37cyclictest0-21swapper/201:46:572
2948199464,37cyclictest0-21swapper/101:11:391
2948199464,36cyclictest0-21swapper/103:06:481
2948199464,36cyclictest0-21swapper/100:57:321
29476994612,29cyclictest22670-21load01:56:420
2949599457,33cyclictest0-21swapper/306:01:423
2949599457,33cyclictest0-21swapper/305:31:273
2949599456,34cyclictest0-21swapper/304:51:363
2949599454,36cyclictest0-21swapper/304:49:403
2949599453,37cyclictest0-21swapper/302:34:223
2948899454,36cyclictest0-21swapper/201:43:582
2948899454,36cyclictest0-21swapper/200:54:422
2948899453,36cyclictest4283-21sshd02:34:222
2948199455,34cyclictest0-21swapper/105:52:171
2948199452,27cyclictest229662sort03:11:431
41802444,8sleep10-21swapper/102:33:111
2948899444,34cyclictest0-21swapper/201:01:242
2948899443,36cyclictest0-21swapper/201:09:122
2948199444,35cyclictest0-21swapper/106:06:431
2948199444,34cyclictest0-21swapper/105:16:451
2949599433,34cyclictest0-21swapper/302:41:493
2949599433,34cyclictest0-21swapper/302:41:493
2948199436,7cyclictest0-21swapper/104:26:541
2948199434,34cyclictest0-21swapper/103:26:421
2948199434,34cyclictest0-21swapper/102:51:511
29481994313,6cyclictest23609-21kworker/1:204:46:511
227012434,9sleep10-21swapper/105:43:481
71502423,9sleep10-21swapper/102:41:441
71502423,9sleep10-21swapper/102:41:441
2948199423,33cyclictest0-21swapper/104:16:491
121932423,8sleep10-21swapper/101:28:161
98482414,7sleep10-21swapper/105:23:161
292022413,32sleep10-21swapper/105:02:551
186682413,8sleep10-21swapper/103:56:301
90762403,7sleep10-21swapper/106:11:371
41832403,7sleep10-21swapper/104:23:151
29481994030,5cyclictest21-21ksoftirqd/102:01:221
2889024013,19sleep20-21swapper/200:47:172
66172393,7sleep30-21swapper/301:13:463
29481993929,5cyclictest21-21ksoftirqd/105:11:181
2948199391,32cyclictest27180-21crond05:01:181
273542393,8sleep10-21swapper/102:10:091
2948199384,29cyclictest0-21swapper/102:25:021
2948199384,28cyclictest0-21swapper/102:30:321
115672384,8sleep10-21swapper/103:45:031
29495993726,7cyclictest1687-21cut01:01:383
29481993721,12cyclictest18318-21needreboot05:36:431
29481993721,12cyclictest18318-21needreboot05:36:431
2907623713,18sleep10-21swapper/100:49:291
243932374,8sleep10-21swapper/104:05:401
59832363,8sleep10-21swapper/102:37:221
47682363,6sleep30-21swapper/301:09:073
2948199364,27cyclictest0-21swapper/104:54:341
2948199364,26cyclictest0-21swapper/105:57:531
29481993627,5cyclictest21-21ksoftirqd/102:06:221
2948199354,26cyclictest0-21swapper/106:04:351
2948199354,26cyclictest0-21swapper/105:46:241
2948199351,30cyclictest16465-21unixbench_singl04:41:571
2909523511,17sleep00-21swapper/000:49:450
2948199344,25cyclictest0-21swapper/103:55:081
2948199344,25cyclictest0-21swapper/103:40:351
29481993423,7cyclictest30293-21tr02:16:431
29481993423,7cyclictest12282-21/usr/sbin/munin03:46:481
276002343,26sleep10-21swapper/103:19:111
235232343,6sleep30-21swapper/301:59:093
2949599334,23cyclictest0-21swapper/302:16:353
29495993322,7cyclictest19483-21tail01:46:553
29495993322,6cyclictest8026-21wc01:16:543
2948199334,26cyclictest0-21swapper/104:14:381
2948199334,24cyclictest0-21swapper/101:41:491
2948199333,25cyclictest0-21swapper/103:21:381
29481993323,6cyclictest25653-21needreboot04:06:451
29481993322,6cyclictest9943-21sort01:21:521
29481993321,7cyclictest28339-21sort02:11:451
161872334,6sleep30-21swapper/301:41:183
161872334,6sleep30-21swapper/301:41:183
2948199324,24cyclictest0-21swapper/105:15:391
2949599316,19cyclictest0-21swapper/301:26:383
2949599314,23cyclictest0-21swapper/302:26:213
2949599314,22cyclictest0-21swapper/302:01:463
2949599314,21cyclictest0-21swapper/302:06:343
29495993119,7cyclictest32687-21ntpq00:56:453
2948199315,21cyclictest0-21swapper/101:51:321
2948199315,21cyclictest0-21swapper/101:31:501
2948199314,23cyclictest0-21swapper/101:47:441
2949599304,20cyclictest0-21swapper/300:51:383
2949599303,23cyclictest0-21swapper/301:52:023
29495993017,8cyclictest18194-21cat01:46:233
29495993017,8cyclictest0-21swapper/302:14:283
2948199304,22cyclictest0-21swapper/101:39:161
2948199304,22cyclictest0-21swapper/101:39:161
2948199304,21cyclictest0-21swapper/101:16:261
2949599294,20cyclictest0-21swapper/301:31:343
2949599284,19cyclictest0-21swapper/301:26:253
29495992716,7cyclictest1888-21switchtime02:26:523
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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