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2026-09-12 - 14:28
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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 Sat Sep 12, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3135997812,5cyclictest0-21swapper/021:27:200
313599684,37cyclictest0-21swapper/018:21:260
3145995827,26cyclictest15884-21wc21:33:292
256525710,17sleep20-21swapper/218:04:032
315099564,46cyclictest0-21swapper/323:32:093
315099564,46cyclictest0-21swapper/320:29:133
315099564,46cyclictest0-21swapper/320:29:133
313599564,46cyclictest0-21swapper/021:57:420
315099554,45cyclictest0-21swapper/322:43:103
315099553,46cyclictest0-21swapper/322:24:213
314599555,6cyclictest453-21ssh22:40:192
3145995525,25cyclictest17332-21grep23:03:122
3145995525,25cyclictest17332-21grep23:03:122
314599552,8cyclictest3225-21munin-node18:08:072
313599554,45cyclictest0-21swapper/022:19:410
3135995511,38cyclictest0-21swapper/020:48:230
313599543,45cyclictest0-21swapper/022:33:220
315099534,44cyclictest0-21swapper/322:21:413
315099533,18cyclictest12428-21ssh21:28:413
3145995317,30cyclictest3719-21latency19:33:212
3145995316,32cyclictest3920-21unixbench_singl20:33:332
313599534,5cyclictest0-21swapper/021:07:300
313599534,44cyclictest0-21swapper/020:24:030
315099526,41cyclictest0-21swapper/321:54:423
315099525,39cyclictest0-21swapper/320:43:323
315099524,42cyclictest0-21swapper/322:16:413
314599525,7cyclictest0-21swapper/222:12:582
3145995224,23cyclictest3830-21fschecks_time23:28:112
3145995217,29cyclictest17293-21awk20:08:282
3145995214,33cyclictest30725-21timerwakeupswit21:53:292
313999524,42cyclictest0-21swapper/120:43:221
313999524,10cyclictest0-21swapper/123:24:201
313599528,39cyclictest0-21swapper/020:33:500
313599524,6cyclictest0-21swapper/023:11:200
313599524,6cyclictest0-21swapper/023:11:200
313599523,42cyclictest22460-21/usr/sbin/munin18:58:140
3135995213,34cyclictest28681-21hwlatdetect23:18:120
315099514,9cyclictest0-21swapper/320:48:333
315099514,42cyclictest0-21swapper/322:48:303
315099514,42cyclictest0-21swapper/322:38:313
315099514,42cyclictest0-21swapper/320:11:243
315099514,41cyclictest0-21swapper/323:37:193
315099514,41cyclictest0-21swapper/322:07:173
315099514,41cyclictest0-21swapper/322:07:173
315099514,41cyclictest0-21swapper/321:20:323
315099514,41cyclictest0-21swapper/321:20:323
315099514,22cyclictest0-21swapper/322:11:353
315099513,42cyclictest0-21swapper/321:39:523
315099513,42cyclictest0-21swapper/320:23:543
314599513,6cyclictest29915-21ssh20:25:422
3145995117,29cyclictest14412-21wget20:03:122
3145995115,31cyclictest6404-21cpu20:38:112
3145995115,31cyclictest10161-21missed_timers22:53:182
3145995115,30cyclictest643-21runrttasks18:51:482
3145995114,31cyclictest25283-21ntpq23:13:202
3145995112,32cyclictest23707-21idleruntime22:28:142
3139995121,25cyclictest9531-21grep22:08:301
313599515,39cyclictest0-21swapper/019:08:270
313599514,42cyclictest0-21swapper/021:52:530
313599514,41cyclictest0-21swapper/022:12:060
313599512,43cyclictest6479-21ssh23:31:550
315099505,39cyclictest0-21swapper/321:08:223
315099504,40cyclictest0-21swapper/321:16:123
315099504,40cyclictest0-21swapper/321:16:123
315099503,42cyclictest0-21swapper/322:37:313
315099503,42cyclictest0-21swapper/322:00:113
315099503,42cyclictest0-21swapper/321:06:333
315099503,41cyclictest0-21swapper/323:26:113
314599508,6cyclictest14733-21crond18:38:042
314599505,6cyclictest0-21swapper/221:13:012
314599505,39cyclictest0-21swapper/220:53:012
3145995017,28cyclictest643-21runrttasks22:35:512
3145995016,29cyclictest793-21timerandwakeup23:23:262
3145995016,29cyclictest643-21runrttasks22:25:422
3145995016,29cyclictest31553-21tune2fs20:28:142
3145995016,29cyclictest31553-21tune2fs20:28:142
3145995016,29cyclictest22154-21aten_rbpower_en21:43:102
3145995015,30cyclictest26532-21missed_timers21:48:192
3145995015,29cyclictest16034-21fschecks_count22:18:122
3145995014,31cyclictest23980-21sh20:18:122
3145995014,31cyclictest23426-21timerandwakeup18:58:322
3145995014,30cyclictest21799-21missed_timers20:58:222
3145995012,32cyclictest9689-21switchtime19:48:292
3145995012,32cyclictest12426-21unixbench_singl18:28:342
3145995011,33cyclictest9461-21cpu18:23:152
3145995011,33cyclictest8044-21latency18:18:252
313999504,41cyclictest0-21swapper/121:03:431
313999504,40cyclictest0-21swapper/121:32:121
313999503,42cyclictest21-21ksoftirqd/120:15:541
313599505,40cyclictest3-21ksoftirqd/020:54:250
313599505,17cyclictest0-21swapper/022:15:470
313599504,41cyclictest0-21swapper/020:15:430
313599504,40cyclictest0-21swapper/023:35:430
313599504,40cyclictest0-21swapper/021:28:580
313599504,40cyclictest0-21swapper/020:44:430
313599504,10cyclictest0-21swapper/022:51:400
313599503,41cyclictest0-21swapper/021:36:020
313599503,41cyclictest0-21swapper/020:10:240
3135995012,5cyclictest0-21swapper/022:27:300
89322493,9sleep10-21swapper/121:24:061
315099495,39cyclictest0-21swapper/321:37:233
315099495,38cyclictest0-21swapper/320:56:083
315099494,39cyclictest0-21swapper/323:15:433
315099494,39cyclictest0-21swapper/323:01:283
315099494,39cyclictest0-21swapper/321:52:093
3150994935,10cyclictest0-21swapper/323:11:003
3150994935,10cyclictest0-21swapper/323:11:003
315099493,9cyclictest0-21swapper/320:40:033
3150994912,5cyclictest0-21swapper/320:20:173
314599492,41cyclictest25644-21grep21:03:242
3145994919,25cyclictest19346-21ps21:38:252
3145994915,29cyclictest28665-21missed_timers19:13:222
3145994915,29cyclictest28358-21cpu23:18:082
3145994914,30cyclictest5754-21timerandwakeup22:03:272
3145994914,30cyclictest5754-21timerandwakeup22:03:272
3145994914,30cyclictest14176-21sed18:33:332
3145994914,30cyclictest13741-21sed19:58:322
3145994914,29cyclictest31056-21unixbench-2d19:18:322
3145994912,32cyclictest21119-21hwlatdetect23:08:122
3145994912,32cyclictest21119-21hwlatdetect23:08:122
3145994912,31cyclictest5927-21awk19:38:282
3145994912,31cyclictest12284-21latency_hist19:58:022
3145994911,33cyclictest643-21runrttasks21:20:502
3145994911,33cyclictest643-21runrttasks21:20:502
313999495,38cyclictest0-21swapper/118:53:301
313999494,39cyclictest0-21swapper/120:12:411
313999493,41cyclictest0-21swapper/122:23:311
313599499,34cyclictest0-21swapper/022:29:100
313599494,40cyclictest0-21swapper/023:06:000
313599494,40cyclictest0-21swapper/023:06:000
313599494,39cyclictest0-21swapper/019:23:310
313599494,39cyclictest0-21swapper/019:23:310
313599493,41cyclictest0-21swapper/019:28:100
313599493,41cyclictest0-21swapper/019:28:100
313599493,40cyclictest0-21swapper/023:17:000
313599493,40cyclictest0-21swapper/018:57:360
313599493,39cyclictest0-21swapper/018:38:170
313599492,42cyclictest2301-21latency_hist20:33:020
313599492,42cyclictest2301-21latency_hist20:33:020
315099485,38cyclictest0-21swapper/321:27:423
315099485,37cyclictest0-21swapper/322:53:033
315099485,18cyclictest0-21swapper/323:04:003
315099485,18cyclictest0-21swapper/323:04:003
315099484,38cyclictest0-21swapper/320:13:193
3150994810,6cyclictest0-21swapper/323:20:263
314599484,6cyclictest0-21swapper/223:35:072
314599484,5cyclictest0-21swapper/219:43:302
314599483,39cyclictest20151-21aten_rbpower_en20:13:132
3145994815,28cyclictest643-21runrttasks22:48:452
3145994815,28cyclictest643-21runrttasks20:43:132
3145994814,29cyclictest761-21processes21:13:242
3145994814,29cyclictest761-21processes21:13:242
3145994814,29cyclictest17289-21if_eth218:43:202
3145994813,31cyclictest1907-21switchtime21:58:272
3145994813,29cyclictest2626-21ls22:43:192
3145994812,31cyclictest643-21runrttasks22:15:302
3145994812,31cyclictest1861-21latency19:28:212
3145994812,31cyclictest1861-21latency19:28:212
3145994811,32cyclictest6122-21kernelversion18:13:232
3145994811,32cyclictest24627-21cut19:03:192
3145994811,31cyclictest32345-21sed19:23:212
3145994811,31cyclictest32345-21sed19:23:212
313999484,39cyclictest0-21swapper/123:33:251
313999484,11cyclictest0-21swapper/120:49:131
313599485,11cyclictest0-21swapper/018:43:260
313599484,8cyclictest0-21swapper/022:39:210
313599484,38cyclictest0-21swapper/021:43:260
313599484,38cyclictest0-21swapper/021:41:010
313599484,38cyclictest0-21swapper/019:40:130
313599484,38cyclictest0-21swapper/019:17:420
313599483,40cyclictest0-21swapper/022:02:010
313599482,7cyclictest24654-21ntpq20:18:240
3135994811,31cyclictest0-21swapper/021:14:050
3135994811,31cyclictest0-21swapper/021:14:050
3135994810,33cyclictest2396-21cut22:43:150
189352483,9sleep10-21swapper/123:04:481
189352483,9sleep10-21swapper/123:04:481
315099478,33cyclictest0-21swapper/321:43:083
315099475,38cyclictest0-21swapper/321:00:143
315099474,37cyclictest0-21swapper/322:28:133
315099474,37cyclictest0-21swapper/319:48:303
315099473,39cyclictest0-21swapper/319:43:273
315099473,38cyclictest0-21swapper/320:33:323
314599473,18cyclictest0-21swapper/222:58:232
3145994716,26cyclictest21241-21needreboot18:53:242
3145994716,26cyclictest11183-21fschecks_count21:28:142
3145994713,29cyclictest26747-21latency19:08:212
313999474,37cyclictest0-21swapper/119:33:021
313999474,37cyclictest0-21swapper/119:33:021
313999474,12cyclictest0-21swapper/118:46:251
3139994738,5cyclictest21-21ksoftirqd/120:28:021
3139994738,5cyclictest21-21ksoftirqd/120:28:021
313599479,33cyclictest0-21swapper/020:58:120
313599479,32cyclictest0-21swapper/018:48:170
313599474,37cyclictest0-21swapper/020:38:270
313599474,37cyclictest0-21swapper/019:58:190
313599474,37cyclictest0-21swapper/019:33:270
313599474,37cyclictest0-21swapper/018:28:480
313599474,17cyclictest0-21swapper/022:56:310
3135994711,30cyclictest0-21swapper/021:08:070
3135994710,31cyclictest0-21swapper/023:24:460
3135994710,31cyclictest0-21swapper/022:03:520
3135994710,31cyclictest0-21swapper/022:03:520
306662474,8sleep10-21swapper/122:38:071
315099463,38cyclictest0-21swapper/319:58:173
314599463,7cyclictest7709-21cut21:23:162
3145994614,26cyclictest18098-21cat20:53:222
313999467,33cyclictest0-21swapper/123:12:441
313999467,33cyclictest0-21swapper/123:12:441
313999465,36cyclictest0-21swapper/121:58:371
313999464,37cyclictest0-21swapper/122:22:531
313999464,37cyclictest0-21swapper/121:15:071
313999464,37cyclictest0-21swapper/121:15:071
313999464,37cyclictest0-21swapper/120:54:021
313999464,36cyclictest0-21swapper/120:33:051
313599464,36cyclictest0-21swapper/021:18:030
313599464,36cyclictest0-21swapper/021:18:030
313599464,36cyclictest0-21swapper/019:48:560
313599463,38cyclictest0-21swapper/019:18:130
313599463,38cyclictest0-21swapper/018:17:120
313599463,37cyclictest0-21swapper/022:59:000
313599463,37cyclictest0-21swapper/018:08:200
3150994510,5cyclictest0-21swapper/319:53:263
313999455,9cyclictest0-21swapper/118:12:571
313999455,35cyclictest0-21swapper/122:37:161
313999455,34cyclictest0-21swapper/122:05:461
313999455,34cyclictest0-21swapper/122:05:461
313999454,7cyclictest0-21swapper/118:23:261
313999454,36cyclictest0-21swapper/121:18:571
313999454,36cyclictest0-21swapper/121:18:571
313999454,36cyclictest0-21swapper/119:38:531
313999454,36cyclictest0-21swapper/119:04:251
313999454,36cyclictest0-21swapper/118:28:061
313999454,35cyclictest0-21swapper/119:08:511
313999454,35cyclictest0-21swapper/118:41:351
313999454,35cyclictest0-21swapper/118:33:491
3139994536,5cyclictest21-21ksoftirqd/122:47:581
313999453,36cyclictest0-21swapper/119:03:041
313999453,36cyclictest0-21swapper/118:14:511
313599454,36cyclictest0-21swapper/018:23:210
313599454,35cyclictest0-21swapper/019:53:180
313599454,35cyclictest0-21swapper/019:43:170
315099443,35cyclictest15131-21ntpdc20:03:233
313999445,33cyclictest0-21swapper/121:08:561
313999444,36cyclictest0-21swapper/119:34:171
313999444,35cyclictest0-21swapper/122:29:161
313999444,35cyclictest0-21swapper/122:13:011
313999444,35cyclictest0-21swapper/119:23:341
313999444,35cyclictest0-21swapper/119:23:341
313999444,35cyclictest0-21swapper/119:18:491
313999444,35cyclictest0-21swapper/119:17:041
313599446,33cyclictest0-21swapper/018:33:160
313599444,35cyclictest0-21swapper/019:03:190
108732444,8sleep30-21swapper/318:26:373
313999435,32cyclictest0-21swapper/123:13:001
313999434,9cyclictest0-21swapper/119:43:061
313999434,35cyclictest0-21swapper/118:53:031
313999434,14cyclictest0-21swapper/123:22:031
313999433,35cyclictest0-21swapper/118:18:381
313999432,35cyclictest6690-21fschecks_time20:38:151
202822433,8sleep30-21swapper/318:52:243
313999423,16cyclictest0-21swapper/121:33:501
313599423,34cyclictest0-21swapper/020:03:550
137602423,8sleep10-21swapper/119:58:331
3139994132,5cyclictest21-21ksoftirqd/120:23:181
261812413,8sleep30-21swapper/319:08:093
50872403,7sleep30-21swapper/318:09:263
212862403,30sleep10-21swapper/121:41:491
3139993926,8cyclictest584-21gdbus22:57:591
297032384,6sleep30-21swapper/319:18:033
124223814,17sleep00-21swapper/018:03:080
313999374,28cyclictest0-21swapper/121:52:171
313999373,29cyclictest0-21swapper/121:47:461
46172363,8sleep30-21swapper/319:35:503
313999354,26cyclictest0-21swapper/122:54:211
124823513,16sleep10-21swapper/118:03:131
313999344,26cyclictest0-21swapper/123:31:251
272223410,17sleep30-21swapper/318:05:573
151392342,6sleep115147-21ntp_states20:03:241
107282342,26sleep110796-21df19:53:141
10502343,8sleep30-21swapper/319:27:573
10502343,8sleep30-21swapper/319:27:573
3150993321,7cyclictest6217-21grep19:38:323
313999334,24cyclictest0-21swapper/122:50:211
313999334,23cyclictest0-21swapper/120:58:031
3139993322,7cyclictest29554-21/usr/sbin/munin21:53:161
315099324,22cyclictest0-21swapper/318:53:213
313999324,24cyclictest0-21swapper/120:20:391
315099314,23cyclictest0-21swapper/319:03:213
315099314,22cyclictest0-21swapper/318:58:253
315099313,24cyclictest0-21swapper/318:18:323
3150993119,7cyclictest30928-21wc19:18:313
3150993119,7cyclictest16823-21/usr/sbin/munin18:43:283
3150993119,7cyclictest16149-21sed18:38:343
3150993018,7cyclictest14734-21crond18:38:033
3150993017,8cyclictest6127-21sed18:13:233
313999304,21cyclictest0-21swapper/119:48:171
3150992919,6cyclictest2192-21smart_sda19:28:283
3150992919,6cyclictest2192-21smart_sda19:28:283
3150992919,5cyclictest37-21ksoftirqd/318:28:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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