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2026-08-15 - 14:33
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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 Sat Aug 15, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1227599705,59cyclictest0-21swapper/020:58:260
1227599643,4cyclictest0-21swapper/019:53:050
1227599592,51cyclictest4086-21vmstat22:03:340
12295995810,42cyclictest0-21swapper/322:55:333
1227599584,47cyclictest0-21swapper/022:49:330
1227599573,48cyclictest0-21swapper/020:24:000
1229599565,45cyclictest0-21swapper/323:05:133
1227599564,5cyclictest0-21swapper/022:18:460
1229599555,44cyclictest0-21swapper/323:27:323
1227999554,44cyclictest0-21swapper/121:48:341
1227599554,6cyclictest0-21swapper/022:44:530
1227599554,6cyclictest0-21swapper/022:44:530
1227599554,6cyclictest0-21swapper/021:04:150
12275995518,32cyclictest16317-21sendmail_mailtr20:53:290
1229599543,45cyclictest0-21swapper/321:38:353
12279995414,34cyclictest2306-21tr21:18:241
1202325410,15sleep30-21swapper/318:22:563
1229599532,45cyclictest25423-21ssh21:48:543
1227599535,42cyclictest0-21swapper/021:08:310
1227599533,45cyclictest0-21swapper/023:04:030
1227599533,45cyclictest0-21swapper/019:43:380
1227599533,44cyclictest0-21swapper/022:17:170
1229599524,42cyclictest0-21swapper/322:01:443
1229599522,7cyclictest19155-21perl23:08:133
12288995211,36cyclictest10186-21unixbench_singl23:38:312
1229599515,40cyclictest0-21swapper/320:32:033
1229599514,41cyclictest0-21swapper/322:40:213
1229599514,41cyclictest0-21swapper/321:55:273
1229599514,41cyclictest0-21swapper/320:53:463
1229599513,43cyclictest0-21swapper/322:27:203
12295995121,25cyclictest8849-21aten_rbpower_cu23:38:113
1227599514,42cyclictest0-21swapper/023:17:220
1227599514,41cyclictest0-21swapper/021:36:590
1227599514,41cyclictest0-21swapper/021:14:150
1227599514,41cyclictest0-21swapper/021:14:150
1227599513,43cyclictest0-21swapper/023:46:220
1227599513,43cyclictest0-21swapper/021:23:080
1227599513,42cyclictest0-21swapper/020:46:590
12275995115,7cyclictest543-21systemd-logind23:33:000
12275995111,7cyclictest22460-21fschecks_count18:48:200
1229599504,39cyclictest0-21swapper/322:10:043
1229599502,42cyclictest14346-21ssh21:34:083
1227599508,36cyclictest0-21swapper/021:18:070
1227599506,20cyclictest0-21swapper/022:02:470
1227599505,39cyclictest0-21swapper/022:28:260
1227599505,38cyclictest0-21swapper/022:54:000
1227599504,40cyclictest0-21swapper/020:49:500
1227599504,40cyclictest0-21swapper/020:28:060
1227599503,42cyclictest0-21swapper/021:49:040
1227599502,43cyclictest32620-21kworker/0:223:26:020
1229599494,6cyclictest0-21swapper/321:06:053
1229599493,42cyclictest0-21swapper/323:17:333
12295994912,31cyclictest0-21swapper/323:31:313
1227999495,38cyclictest0-21swapper/120:48:271
1227999494,39cyclictest0-21swapper/121:28:151
1227599497,37cyclictest16968-21switchtime19:58:320
1227599497,36cyclictest0-21swapper/020:34:310
1227599496,37cyclictest0-21swapper/022:35:030
1227599496,36cyclictest0-21swapper/021:53:240
1227599494,39cyclictest0-21swapper/022:41:500
1227599494,39cyclictest0-21swapper/022:09:040
1227599494,38cyclictest0-21swapper/020:18:260
1227599494,38cyclictest0-21swapper/020:18:260
1227599494,38cyclictest0-21swapper/018:33:170
1227599493,41cyclictest0-21swapper/023:10:030
1227599493,41cyclictest0-21swapper/021:43:250
1227599493,40cyclictest0-21swapper/018:28:250
1229599485,37cyclictest0-21swapper/322:18:133
1229599484,38cyclictest0-21swapper/322:29:553
1229599484,38cyclictest0-21swapper/320:24:303
1229599484,38cyclictest0-21swapper/318:33:073
1229599483,39cyclictest0-21swapper/322:43:173
1229599483,39cyclictest0-21swapper/322:43:173
1229599482,40cyclictest6070-21ssh22:07:553
1228899484,38cyclictest0-21swapper/223:48:292
1228899484,38cyclictest0-21swapper/221:53:332
1228899483,8cyclictest0-21swapper/222:53:332
1227999483,39cyclictest0-21swapper/121:58:261
1227599489,33cyclictest0-21swapper/023:34:360
1227599486,37cyclictest0-21swapper/023:39:520
1227599484,38cyclictest0-21swapper/023:51:200
1227599484,38cyclictest0-21swapper/021:40:550
1227599484,37cyclictest0-21swapper/021:28:380
1227599483,40cyclictest0-21swapper/020:40:500
1227599483,39cyclictest32056-21if_eth219:13:240
1227599483,39cyclictest0-21swapper/020:08:150
1227599483,11cyclictest0-21swapper/019:03:370
1227599483,11cyclictest0-21swapper/019:03:370
1227599482,41cyclictest0-21swapper/022:23:540
12275994811,31cyclictest0-21swapper/020:03:050
117252487,11sleep10-21swapper/118:19:161
1229599475,9cyclictest0-21swapper/321:00:553
1229599475,14cyclictest0-21swapper/321:11:203
1229599474,37cyclictest0-21swapper/323:19:233
1229599474,37cyclictest0-21swapper/321:30:083
1229599474,37cyclictest0-21swapper/321:20:213
1229599474,37cyclictest0-21swapper/320:45:563
1229599473,39cyclictest0-21swapper/323:49:323
1229599473,39cyclictest0-21swapper/323:00:333
1229599473,39cyclictest0-21swapper/320:40:263
1229599472,40cyclictest14419-21sshd18:26:433
12295994711,5cyclictest0-21swapper/322:50:263
12295994711,30cyclictest0-21swapper/321:26:163
1228899478,7cyclictest0-21swapper/220:30:262
1228899475,36cyclictest0-21swapper/223:18:262
1228899475,36cyclictest0-21swapper/222:28:552
1228899474,37cyclictest0-21swapper/223:13:442
12288994710,5cyclictest0-21swapper/222:20:552
1227999476,35cyclictest0-21swapper/123:38:401
1227999475,35cyclictest0-21swapper/121:44:331
1227999474,38cyclictest0-21swapper/123:47:451
1227999474,38cyclictest0-21swapper/122:48:151
1227999474,37cyclictest0-21swapper/122:35:281
1227999474,14cyclictest0-21swapper/120:46:521
1227999473,40cyclictest0-21swapper/120:23:351
1227599474,37cyclictest0-21swapper/022:59:010
1229599464,36cyclictest0-21swapper/323:43:073
1229599464,36cyclictest0-21swapper/323:35:463
1229599464,36cyclictest0-21swapper/321:44:073
1229599464,36cyclictest0-21swapper/321:13:383
1229599464,36cyclictest0-21swapper/321:13:383
1229599464,36cyclictest0-21swapper/320:49:203
1229599464,14cyclictest0-21swapper/320:36:023
1229599463,37cyclictest25745-21/usr/sbin/munin22:33:203
12295994612,28cyclictest0-21swapper/322:13:473
1228899468,32cyclictest0-21swapper/220:58:252
1228899464,37cyclictest0-21swapper/220:43:342
1228899464,36cyclictest0-21swapper/222:39:242
1228899464,16cyclictest0-21swapper/223:08:242
1227999467,34cyclictest0-21swapper/120:55:391
1227999465,34cyclictest0-21swapper/123:06:451
1227999464,37cyclictest0-21swapper/122:14:121
1227999464,37cyclictest0-21swapper/118:23:081
1227999464,35cyclictest0-21swapper/122:32:181
1227999463,9cyclictest4272-21ssh23:31:491
1227599466,35cyclictest0-21swapper/020:13:200
1227599465,35cyclictest14888-21netstat19:53:270
1227599464,9cyclictest0-21swapper/018:24:110
1227599464,37cyclictest31354-21crond19:13:050
1227599464,37cyclictest31354-21crond19:13:050
1227599462,39cyclictest26940-21ssh23:18:200
318112453,7sleep10-21swapper/122:42:041
1229599454,35cyclictest0-21swapper/319:16:483
1229599454,11cyclictest0-21swapper/318:43:073
1228899453,37cyclictest0-21swapper/222:58:312
1228899453,36cyclictest0-21swapper/221:33:272
1227999454,36cyclictest0-21swapper/122:18:321
1227599457,33cyclictest0-21swapper/019:18:280
1227599456,33cyclictest0-21swapper/019:23:250
1227599453,8cyclictest6697-21aten_rbpower_cu19:33:150
1227599453,37cyclictest0-21swapper/018:53:220
1227599453,37cyclictest0-21swapper/018:43:130
66932443,7sleep10-21swapper/121:23:391
1229599443,35cyclictest0-21swapper/318:58:173
1228899445,33cyclictest0-21swapper/222:23:382
1228899444,34cyclictest0-21swapper/222:33:412
1228899443,36cyclictest0-21swapper/222:13:332
1228899443,36cyclictest0-21swapper/218:23:282
1227999444,34cyclictest0-21swapper/121:14:201
1227999444,34cyclictest0-21swapper/121:14:201
1227999443,36cyclictest0-21swapper/121:08:401
1227599444,6cyclictest0-21swapper/019:28:220
110712445,9sleep00-21swapper/018:18:260
220282433,7sleep10-21swapper/121:02:051
1229599434,34cyclictest0-21swapper/319:23:103
1228899433,35cyclictest0-21swapper/220:41:432
1227599434,33cyclictest0-21swapper/018:38:290
1227599433,35cyclictest0-21swapper/019:38:170
1227599432,35cyclictest25971-21/usr/sbin/munin18:58:270
97832423,7sleep10-21swapper/122:55:121
35402422,33sleep13561-21/usr/sbin/munin19:23:261
277952423,7sleep10-21swapper/123:18:461
1229599423,8cyclictest0-21swapper/318:43:123
1229599423,5cyclictest0-21swapper/319:23:063
1229599423,34cyclictest0-21swapper/319:30:143
1229599423,34cyclictest0-21swapper/318:57:173
1228899423,34cyclictest0-21swapper/223:03:262
1228899422,35cyclictest25431-21ssh21:06:212
120762423,6sleep20-21swapper/221:32:212
78792413,7sleep20-21swapper/223:36:342
236792413,7sleep10-21swapper/118:50:421
143412413,7sleep20-21swapper/220:51:322
1229599413,33cyclictest0-21swapper/318:53:073
1227999412,22cyclictest213492ssh23:11:011
311222403,6sleep20-21swapper/219:10:152
311222403,6sleep20-21swapper/219:10:152
231682403,7sleep20-21swapper/221:47:112
23042403,7sleep10-21swapper/120:34:281
1229599403,7cyclictest0-21swapper/319:11:473
1229599403,7cyclictest0-21swapper/319:11:473
1229599403,34cyclictest0-21swapper/318:33:123
1229599403,32cyclictest29683-21latency_hist19:08:063
62112393,7sleep20-21swapper/219:30:032
302812393,7sleep10-21swapper/121:56:231
286042392,30sleep128636-21/usr/sbin/munin19:03:301
286042392,30sleep128636-21/usr/sbin/munin19:03:301
1229599392,33cyclictest29562-21latency_hist19:08:063
1229599392,31cyclictest8541-21latency_hist19:38:063
12279993926,8cyclictest18481-21wc20:03:241
115542392,6sleep111661-21grep19:43:341
199032383,7sleep10-21swapper/122:25:291
12288993826,7cyclictest1455-21tail22:43:312
12288993826,7cyclictest1455-21tail22:43:312
257152373,7sleep10-21swapper/118:57:421
213902373,6sleep30-21swapper/320:12:413
212962373,7sleep20-21swapper/220:11:312
175432373,7sleep20-21swapper/220:01:212
12288993725,7cyclictest15539-21cut20:53:172
12288993718,14cyclictest3487-21grep22:03:242
114152372,6sleep30-21swapper/319:43:323
219742363,7sleep10-21swapper/118:47:401
145422363,6sleep10-21swapper/123:02:281
12288993625,7cyclictest32490-21cat21:58:292
12279993624,7cyclictest20144-21sort20:08:191
311562353,7sleep10-21swapper/119:10:421
311562353,7sleep10-21swapper/119:10:421
1228899354,26cyclictest0-21swapper/222:51:352
1228899353,28cyclictest0-21swapper/223:31:552
1228899353,27cyclictest0-21swapper/221:08:342
12288993523,7cyclictest19720-21grep18:38:382
1227999356,23cyclictest0-21swapper/118:58:141
1227999354,26cyclictest0-21swapper/120:42:061
63492343,7sleep10-21swapper/119:31:431
184852343,7sleep10-21swapper/121:40:051
1229599343,25cyclictest0-21swapper/319:58:183
1228899344,25cyclictest0-21swapper/221:40:522
1228899344,24cyclictest0-21swapper/219:43:212
1228899343,27cyclictest0-21swapper/221:48:122
1228899343,25cyclictest0-21swapper/221:17:082
1228899343,25cyclictest0-21swapper/221:17:082
12288993422,6cyclictest25187-21diskmemload23:43:322
1227999343,26cyclictest0-21swapper/122:03:361
12279993422,7cyclictest15311-21grep19:53:361
111532348,18sleep20-21swapper/218:18:282
12288993322,7cyclictest26592-21wc20:23:332
12288993322,7cyclictest23334-21cat20:18:052
12288993321,8cyclictest7722-21unixbench_singl22:08:302
12288993321,8cyclictest31286-21grep23:23:282
12288993321,7cyclictest7235-21ls19:33:242
1227999333,26cyclictest0-21swapper/119:58:361
1227999333,26cyclictest0-21swapper/119:38:061
1227999333,25cyclictest0-21swapper/122:08:361
12279993323,6cyclictest1292-21wc22:43:291
12279993323,6cyclictest1292-21wc22:43:291
12279993312,7cyclictest228072cut21:03:141
8002323,7sleep10-21swapper/119:17:221
1228899324,23cyclictest0-21swapper/221:22:482
1228899324,22cyclictest0-21swapper/218:33:242
12288993220,7cyclictest31580-21awk19:13:142
1227999323,24cyclictest0-21swapper/119:37:061
12279993222,6cyclictest724-21crond19:23:051
180222313,6sleep10-21swapper/118:35:091
1228899314,22cyclictest0-21swapper/221:27:262
12288993120,7cyclictest24773-21grep20:18:352
12288993120,7cyclictest24773-21grep20:18:352
12288993120,7cyclictest13798-21ps19:51:152
1228899312,23cyclictest1443-21fschecks_time19:18:212
12288993119,7cyclictest4180-21grep19:23:362
12288993119,7cyclictest28204-21grep19:03:202
12288993119,7cyclictest28204-21grep19:03:202
1227999314,22cyclictest0-21swapper/123:24:091
12279993118,8cyclictest25668-21taskset23:17:151
12279993116,11cyclictest7381-21sh23:35:271
1229599303,24cyclictest0-21swapper/319:38:193
1228899304,23cyclictest0-21swapper/219:38:282
1228899304,20cyclictest0-21swapper/219:53:292
12288993021,5cyclictest15047-21grep18:28:232
1227999308,7cyclictest150872perl18:28:231
1227999304,21cyclictest0-21swapper/119:52:421
1227999303,23cyclictest0-21swapper/123:49:061
1227999303,22cyclictest0-21swapper/121:37:141
1229599294,21cyclictest0-21swapper/320:18:223
1229599294,21cyclictest0-21swapper/320:18:223
12295992917,7cyclictest13294-21switchtime19:48:353
1228899292,22cyclictest248552sleep218:53:282
12288992919,6cyclictest26760-21open_inodes18:58:272
12288992919,6cyclictest2186-21sshd20:34:132
12288992919,6cyclictest17996-21aten_rbpower_vo20:03:162
12288992916,8cyclictest23877-21crond18:53:062
1227999293,20cyclictest0-21swapper/120:18:171
1227999293,20cyclictest0-21swapper/120:18:171
1227999292,24cyclictest0-21swapper/120:32:361
12279992916,8cyclictest18764-21cut18:38:211
1229599283,21cyclictest0-21swapper/320:05:443
12295992816,7cyclictest21780-21cpu20:13:163
12288992816,7cyclictest21273-21smart_sda18:43:312
1227999284,20cyclictest0-21swapper/120:13:361
12295992715,8cyclictest14265-21cut19:53:173
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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