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2026-04-30 - 16:02
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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 792 highest latencies:
System rackbslot4.osadl.org (updated Thu Apr 30, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
260472690,3sleep2281ktimersoftd/210:33:432
14082996129,28cyclictest21-21ksoftirqd/109:47:271
1409399587,6cyclictest778-21irqstats09:59:203
1408299584,47cyclictest0-21swapper/110:36:091
1409399576,45cyclictest0-21swapper/312:23:143
1409399576,45cyclictest0-21swapper/312:23:143
1408299574,47cyclictest0-21swapper/110:57:381
1408299564,7cyclictest0-21swapper/111:54:271
1350925610,15sleep20-21swapper/207:05:072
1409399555,42cyclictest380-21systemd-journal10:42:003
1409399555,42cyclictest380-21systemd-journal10:42:003
1409399555,4cyclictest361ktimersoftd/311:44:323
1408299554,45cyclictest0-21swapper/109:34:291
1408299553,46cyclictest0-21swapper/110:19:231
1409399544,44cyclictest0-21swapper/311:31:383
1409399544,44cyclictest0-21swapper/310:10:593
14093995411,37cyclictest24137-21/usr/sbin/munin09:04:273
1408299544,44cyclictest0-21swapper/111:01:581
1408299543,18cyclictest0-21swapper/107:49:201
1409399534,6cyclictest0-21swapper/310:47:293
1408299534,42cyclictest0-21swapper/112:28:061
1409399528,38cyclictest17894-21rt-features11:04:253
1409399527,38cyclictest0-21swapper/312:24:293
1409399524,43cyclictest0-21swapper/311:18:313
1409399524,42cyclictest0-21swapper/312:33:563
14093995211,35cyclictest24073-21sed10:29:313
14082995212,6cyclictest0-21swapper/111:24:151
1407899523,44cyclictest0-21swapper/012:37:290
1409399518,37cyclictest5074-21/usr/sbin/munin10:04:583
1409399514,41cyclictest0-21swapper/311:56:503
1409399513,42cyclictest14787-21ssh11:00:053
1408299514,41cyclictest0-21swapper/110:29:091
1408299514,40cyclictest0-21swapper/109:43:101
1409399506,38cyclictest0-21swapper/311:09:313
1409399504,40cyclictest0-21swapper/312:10:183
1409399503,42cyclictest0-21swapper/310:20:193
1409399503,41cyclictest0-21swapper/309:51:003
1409399503,41cyclictest0-21swapper/309:51:003
14093995011,33cyclictest2401-21taskset08:01:043
14093995011,33cyclictest0-21swapper/312:04:163
1408299509,35cyclictest0-21swapper/110:09:291
1408299505,39cyclictest0-21swapper/110:49:181
14082995041,5cyclictest21-21ksoftirqd/111:38:581
1408299504,40cyclictest0-21swapper/110:40:531
1408299504,40cyclictest0-21swapper/110:40:531
1408299504,39cyclictest0-21swapper/111:53:391
14082995011,33cyclictest0-21swapper/112:38:051
1407899504,40cyclictest0-21swapper/011:14:470
1409399499,34cyclictest11160-21ssh09:30:573
1409399498,35cyclictest652-21runrttasks10:54:423
1409399497,36cyclictest0-21swapper/310:53:283
1409399493,41cyclictest0-21swapper/309:44:403
14093994913,30cyclictest20197-21/usr/sbin/munin11:49:303
14093994912,31cyclictest26610-21iostat09:09:183
14093994912,31cyclictest22044-21users12:34:293
1408299494,39cyclictest0-21swapper/112:31:311
1408299494,39cyclictest0-21swapper/110:01:441
1408299494,38cyclictest0-21swapper/112:05:431
1408299494,38cyclictest0-21swapper/111:45:181
1408299494,38cyclictest0-21swapper/110:45:511
1408299494,31cyclictest0-21swapper/111:29:011
1408299494,18cyclictest0-21swapper/110:14:411
1408299493,41cyclictest0-21swapper/109:15:021
1408299493,41cyclictest0-21swapper/107:28:591
1408299493,40cyclictest0-21swapper/112:03:021
1408299493,40cyclictest0-21swapper/109:49:081
1408299493,40cyclictest0-21swapper/109:49:081
1408299493,40cyclictest0-21swapper/109:23:301
1408299493,40cyclictest0-21swapper/107:39:171
1408299492,42cyclictest0-21swapper/111:19:281
14082994914,30cyclictest25788-21diskmemload11:06:441
14082994911,32cyclictest0-21swapper/110:28:441
14078994914,29cyclictest9996-21seq12:19:180
14078994914,29cyclictest9996-21seq12:19:180
1409399489,34cyclictest4438-21ssh09:23:003
1409399488,33cyclictest17860-21/usr/sbin/munin09:39:303
1409399486,37cyclictest0-21swapper/310:18:133
1409399486,36cyclictest28230-21ssh12:00:173
1409399486,36cyclictest12919-21/usr/sbin/munin09:34:163
1409399486,36cyclictest0-21swapper/309:16:193
1409399485,15cyclictest0-21swapper/311:19:143
1408299488,34cyclictest0-21swapper/112:10:161
1408299484,39cyclictest0-21swapper/109:56:401
1408299484,38cyclictest0-21swapper/112:14:351
1408299484,38cyclictest0-21swapper/111:14:201
1408299484,38cyclictest0-21swapper/109:29:481
1408299484,37cyclictest0-21swapper/111:41:131
1408299483,40cyclictest0-21swapper/112:19:161
1408299483,40cyclictest0-21swapper/112:19:161
1408299483,40cyclictest0-21swapper/107:29:151
1408299483,39cyclictest0-21swapper/108:24:131
1408299483,39cyclictest0-21swapper/107:57:091
1408299482,41cyclictest4208-21ssh10:04:251
1407899484,39cyclictest0-21swapper/011:55:300
1407899484,38cyclictest0-21swapper/011:09:460
1407899483,39cyclictest0-21swapper/010:11:310
14078994811,32cyclictest29931-21latency_hist10:39:010
1409399476,35cyclictest2977-21hostname08:04:153
1409399474,38cyclictest0-21swapper/312:14:463
1409399474,38cyclictest0-21swapper/311:34:253
1409399473,38cyclictest0-21swapper/310:24:133
1409399473,22cyclictest0-21swapper/310:36:103
1409399473,12cyclictest0-21swapper/311:39:203
1408899474,37cyclictest0-21swapper/212:24:112
1408899474,37cyclictest0-21swapper/212:07:052
1408899474,36cyclictest0-21swapper/209:35:072
1408299474,37cyclictest0-21swapper/109:11:451
1408299474,10cyclictest0-21swapper/107:34:151
1408299473,39cyclictest0-21swapper/111:09:081
1408299473,37cyclictest0-21swapper/107:14:151
1408299473,37cyclictest0-21swapper/107:14:151
14082994710,32cyclictest0-21swapper/109:26:061
1407899478,35cyclictest1875-21sendmail_mailqu07:59:300
1407899474,38cyclictest0-21swapper/009:49:150
1407899474,38cyclictest0-21swapper/009:49:150
1407899474,37cyclictest0-21swapper/011:33:530
1407899474,37cyclictest0-21swapper/010:51:190
1407899473,38cyclictest0-21swapper/010:01:320
1407899473,38cyclictest0-21swapper/008:36:040
1407899472,40cyclictest11868-21sshd10:57:010
1409399469,31cyclictest30096-21sed09:54:323
1409399466,10cyclictest0-21swapper/308:12:103
1409399465,35cyclictest361ktimersoftd/311:24:293
1409399463,37cyclictest0-21swapper/309:24:163
1409399463,36cyclictest0-21swapper/307:19:213
1409399463,36cyclictest0-21swapper/307:19:213
1408899465,35cyclictest0-21swapper/211:24:232
1408299463,37cyclictest0-21swapper/108:54:201
1408299463,37cyclictest0-21swapper/108:14:191
14082994610,31cyclictest22309-21aten_rbpower_po08:59:141
1407899468,7cyclictest0-21swapper/012:13:410
1407899466,34cyclictest0-21swapper/010:30:190
1407899465,35cyclictest0-21swapper/009:36:280
1407899464,38cyclictest0-21swapper/009:47:140
1407899464,38cyclictest0-21swapper/008:59:380
1407899464,37cyclictest0-21swapper/012:15:590
1407899464,37cyclictest0-21swapper/010:19:070
1407899464,36cyclictest0-21swapper/010:18:300
1407899464,36cyclictest0-21swapper/009:24:470
1407899463,38cyclictest0-21swapper/009:11:030
14078994614,27cyclictest26167-21kworker/0:211:59:150
1407899461,15cyclictest3125-21ssh09:20:130
1409399454,36cyclictest0-21swapper/307:43:053
1409399454,35cyclictest0-21swapper/307:54:163
14093994512,5cyclictest0-21swapper/307:11:563
1408899456,33cyclictest0-21swapper/209:16:522
1408899455,34cyclictest0-21swapper/211:19:482
1408899455,33cyclictest0-21swapper/211:37:002
1408899454,36cyclictest0-21swapper/212:32:182
1408899454,35cyclictest0-21swapper/212:15:002
1408899454,16cyclictest0-21swapper/211:42:032
1408899453,36cyclictest0-21swapper/207:54:302
1408899452,17cyclictest6318-21ntp_states10:49:212
1408299454,34cyclictest0-21swapper/108:05:241
1408299454,14cyclictest0-21swapper/107:47:031
1408299453,37cyclictest0-21swapper/108:39:261
1408299453,36cyclictest0-21swapper/108:53:331
1408299453,35cyclictest0-21swapper/109:09:031
1408299452,36cyclictest17889-21/usr/sbin/munin08:44:171
1407899455,34cyclictest0-21swapper/011:04:370
1407899454,36cyclictest0-21swapper/009:56:070
1407899454,36cyclictest0-21swapper/009:04:290
1407899454,36cyclictest0-21swapper/008:44:170
1407899454,36cyclictest0-21swapper/008:19:440
1407899454,35cyclictest0-21swapper/010:44:420
1407899454,35cyclictest0-21swapper/007:09:270
1407899453,8cyclictest0-21swapper/008:16:050
1407899453,37cyclictest0-21swapper/011:49:050
1407899453,37cyclictest0-21swapper/011:19:430
1407899453,37cyclictest0-21swapper/008:39:290
1409399445,34cyclictest0-21swapper/308:32:143
1409399443,6cyclictest0-21swapper/308:59:293
1408899445,33cyclictest0-21swapper/211:06:312
1408899445,33cyclictest0-21swapper/210:35:182
1408899441,38cyclictest24635-21idleruntime-cro09:49:022
1408299448,30cyclictest0-21swapper/108:34:171
1408299443,6cyclictest0-21swapper/107:59:181
1408299443,36cyclictest0-21swapper/108:09:321
1408299443,35cyclictest13329-21cat08:29:321
1407899444,36cyclictest0-21swapper/010:42:070
1407899444,36cyclictest0-21swapper/010:42:070
1407899444,36cyclictest0-21swapper/009:44:020
1407899444,35cyclictest0-21swapper/011:24:590
1407899443,37cyclictest0-21swapper/010:24:280
1407899443,36cyclictest0-21swapper/012:29:100
1407899443,36cyclictest0-21swapper/011:34:320
1407899442,36cyclictest15416-21ssh12:26:290
1409399433,8cyclictest0-21swapper/307:44:193
1409399433,34cyclictest18216-21munin-run07:19:053
1409399433,34cyclictest18216-21munin-run07:19:053
1408899435,32cyclictest0-21swapper/212:11:042
1408899434,34cyclictest0-21swapper/209:40:302
1408299433,7cyclictest19336-21smart_sda07:19:311
1408299433,7cyclictest19336-21smart_sda07:19:311
1408299432,8cyclictest8485-21/usr/sbin/munin08:19:151
1407899433,9cyclictest0-21swapper/011:40:060
1407899433,9cyclictest0-21swapper/010:59:450
1407899433,36cyclictest0-21swapper/010:04:370
1407899433,35cyclictest0-21swapper/011:44:080
1407899432,37cyclictest0-21swapper/008:29:040
1409399423,7cyclictest31281-21sh07:54:043
1408299423,35cyclictest0-21swapper/107:09:211
1407899424,6cyclictest0-21swapper/009:34:030
1407899423,33cyclictest20159-21munin-run08:54:030
128672423,6sleep20-21swapper/210:14:322
1409399413,34cyclictest0-21swapper/308:34:073
1408899413,9cyclictest0-21swapper/208:04:332
14088994110,26cyclictest29-21ksoftirqd/207:19:342
14088994110,26cyclictest29-21ksoftirqd/207:19:342
1407899412,7cyclictest547-21systemd-logind12:08:590
1407899412,34cyclictest220742sleep008:59:030
111192413,6sleep20-21swapper/210:13:522
277682403,7sleep20-21swapper/209:10:092
1408899403,33cyclictest0-21swapper/209:04:392
1407899403,33cyclictest0-21swapper/009:14:290
289882393,6sleep20-21swapper/212:01:542
14088993927,7cyclictest12638-21sh09:34:022
1358423812,18sleep10-21swapper/107:06:031
1352123813,19sleep30-21swapper/307:05:123
13292383,6sleep20-21swapper/210:43:542
13292383,6sleep20-21swapper/210:43:542
200692373,7sleep30-21swapper/308:53:043
175282373,6sleep20-21swapper/208:42:242
36752363,6sleep20-21swapper/210:03:582
309432363,6sleep00-21swapper/007:49:590
272672363,6sleep20-21swapper/207:40:442
192332363,6sleep20-21swapper/208:45:262
14088993625,7cyclictest11217-21gzip08:24:282
1407899364,28cyclictest0-21swapper/008:29:080
24072353,6sleep20-21swapper/208:01:082
198722353,6sleep20-21swapper/208:50:372
14093993521,9cyclictest380-21systemd-journal08:29:033
1408899353,28cyclictest0-21swapper/207:09:112
14088993523,7cyclictest9481-21awk08:19:322
1407899354,25cyclictest0-21swapper/007:34:230
1409399344,9cyclictest0-21swapper/308:14:143
14093993421,8cyclictest16931-21swap08:39:293
1408899344,25cyclictest0-21swapper/211:29:552
1408899343,27cyclictest0-21swapper/211:13:582
14088993422,8cyclictest19148-21cut11:49:132
1408899333,25cyclictest0-21swapper/211:14:062
14088993323,6cyclictest14554-21cut08:34:192
14088993318,10cyclictest551-21NetworkManager10:09:012
1407899334,25cyclictest0-21swapper/008:05:220
1407899333,25cyclictest0-21swapper/007:54:320
14093993220,7cyclictest21606-21grep08:54:313
1408899325,22cyclictest0-21swapper/208:29:222
1408899325,21cyclictest0-21swapper/208:14:152
1408899324,24cyclictest0-21swapper/212:21:592
1408899324,24cyclictest0-21swapper/212:21:592
1408899324,23cyclictest0-21swapper/209:26:362
14088993219,8cyclictest20919-21fschecks_count12:34:122
1408899321,27cyclictest18911-21sh10:24:022
1407899324,24cyclictest0-21swapper/007:44:270
1407899323,15cyclictest193922sed07:19:310
1407899323,15cyclictest193922sed07:19:310
14078993218,9cyclictest17249-21tr07:14:250
14078993218,9cyclictest17249-21tr07:14:250
1380723210,17sleep00-21swapper/007:08:430
47312313,6sleep00-21swapper/008:09:070
14093993121,7cyclictest20538-21fschecks_count07:24:193
1408899314,22cyclictest0-21swapper/211:45:032
1408899314,22cyclictest0-21swapper/210:19:132
1408899314,22cyclictest0-21swapper/209:54:122
14088993119,7cyclictest26152-21crond11:58:582
14078993121,6cyclictest652-21runrttasks07:24:400
14078993120,7cyclictest23234-21wc07:29:340
14093993020,6cyclictest22918-21ntp_offset07:29:273
14093993018,7cyclictest18513-21ls08:44:243
1408899304,21cyclictest0-21swapper/208:59:202
1408899304,21cyclictest0-21swapper/208:09:252
1408899303,22cyclictest0-21swapper/210:44:022
14088993019,6cyclictest18344-21sort07:19:062
14088993019,6cyclictest18344-21sort07:19:062
14088993018,7cyclictest21346-21cat08:54:272
14078993017,8cyclictest26977-21sort07:39:340
14093992917,7cyclictest8993-21kernelversion08:19:223
14093992917,7cyclictest24530-21iostat_ios07:34:213
1408899294,22cyclictest0-21swapper/209:20:092
1408899294,21cyclictest0-21swapper/209:49:112
1408899294,21cyclictest0-21swapper/209:49:112
1408899293,20cyclictest30088-21/usr/sbin/munin07:49:202
14088992918,7cyclictest9406-21cut10:54:122
14088992917,7cyclictest652-21runrttasks10:59:162
1408899284,19cyclictest0-21swapper/207:34:152
1408899284,18cyclictest0-21swapper/207:24:172
14088992818,6cyclictest652-21runrttasks07:32:072
14088992816,7cyclictest28271-21iostat_ios07:44:212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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