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2026-03-21 - 13:56
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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 100 highest latencies:
System rackbslot4.osadl.org (updated Sat Mar 21, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2259926015,39sleep20-21swapper/218:14:332
2307699584,47cyclictest0-21swapper/321:39:393
2307699574,27cyclictest0-21swapper/321:46:203
2307299573,49cyclictest29379-21tr19:57:322
2307699564,46cyclictest0-21swapper/323:40:153
2307699564,46cyclictest0-21swapper/323:06:493
2307699554,46cyclictest0-21swapper/323:35:063
2307699554,10cyclictest0-21swapper/321:04:393
23072995513,36cyclictest16625-21tune2fs21:17:242
2306599554,45cyclictest0-21swapper/123:07:271
2306599554,45cyclictest0-21swapper/120:21:431
225272558,16sleep30-21swapper/318:13:423
2307699544,45cyclictest0-21swapper/323:28:423
2307699544,44cyclictest0-21swapper/321:37:033
2307299543,45cyclictest27183-21crond18:27:132
23072995413,35cyclictest14998-21timerandwakeup21:57:382
23065995444,5cyclictest21-21ksoftirqd/122:47:081
2306599544,44cyclictest0-21swapper/122:49:031
2306599543,45cyclictest0-21swapper/123:44:461
2271225412,35sleep10-21swapper/118:15:531
2307699535,42cyclictest0-21swapper/322:44:073
2307699534,44cyclictest0-21swapper/322:55:093
2307699534,44cyclictest0-21swapper/322:55:093
2307699534,44cyclictest0-21swapper/320:28:403
2307699533,44cyclictest0-21swapper/322:22:183
23076995314,33cyclictest17343-21crond22:02:093
23072995320,28cyclictest31795-21grep23:02:382
23072995317,30cyclictest6191-21uname23:12:262
23072995317,30cyclictest6191-21uname23:12:262
23072995315,32cyclictest29665-21latency22:17:252
23072995314,33cyclictest22304-21proc_pri22:07:332
23072995314,26cyclictest26601-21latency_hist19:52:122
23072995313,34cyclictest24652-21processes21:27:342
23072995313,34cyclictest23757-21needreboot22:52:292
23072995313,34cyclictest23757-21needreboot22:52:292
2306599534,44cyclictest0-21swapper/122:09:181
2306599534,44cyclictest0-21swapper/121:23:541
2306599534,44cyclictest0-21swapper/120:34:201
2306599534,42cyclictest0-21swapper/121:14:091
2306599534,42cyclictest0-21swapper/121:14:091
2306599533,44cyclictest7239-21ssh22:31:011
2306199534,44cyclictest0-21swapper/021:52:390
2306199534,43cyclictest0-21swapper/021:34:000
2306199533,45cyclictest0-21swapper/022:27:080
23061995321,26cyclictest32019-21sshd20:04:560
2306199532,6cyclictest15056-21latency_hist20:32:110
2307699523,43cyclictest0-21swapper/323:26:043
2307699522,6cyclictest13551-21ssh22:38:173
2307299525,41cyclictest0-21swapper/222:27:092
23072995222,25cyclictest31207-21wc20:52:372
2307299522,44cyclictest4619-21grep22:27:232
23072995216,31cyclictest17553-21needreboot23:27:272
23072995214,23cyclictest48782ssh23:11:062
23072995213,33cyclictest26535-21unixbench_multi22:12:372
2306599525,42cyclictest0-21swapper/121:30:191
2306599524,42cyclictest0-21swapper/120:50:001
2306599523,44cyclictest0-21swapper/123:17:571
2306199525,41cyclictest0-21swapper/019:47:270
2306199524,42cyclictest0-21swapper/022:28:470
2307699514,42cyclictest0-21swapper/321:48:483
2307699514,42cyclictest0-21swapper/321:16:293
2307699514,42cyclictest0-21swapper/321:16:293
2307699514,41cyclictest0-21swapper/323:08:113
2307699513,42cyclictest0-21swapper/322:32:373
2307699512,10cyclictest16607-21unixbench-2d20:32:403
23076995118,8cyclictest23406-21sed20:42:313
23072995123,22cyclictest13699-21sort23:22:262
23072995116,30cyclictest9750-21crond19:07:132
23072995116,30cyclictest638-21runrttasks22:43:102
23072995116,30cyclictest638-21runrttasks19:25:252
23072995116,29cyclictest13175-21kernelversion21:12:292
23072995116,29cyclictest13175-21kernelversion21:12:292
23072995114,32cyclictest638-21runrttasks19:30:452
23072995114,31cyclictest2248-21tune2fs20:12:262
23072995113,33cyclictest21297-21grep21:22:402
23065995135,11cyclictest0-21swapper/122:13:481
2306599513,42cyclictest7823-21ssh23:14:261
2306599513,42cyclictest7823-21ssh23:14:261
2306599513,42cyclictest0-21swapper/120:57:501
2306599513,42cyclictest0-21swapper/120:45:001
2306199514,42cyclictest0-21swapper/022:06:480
2306199514,42cyclictest0-21swapper/022:06:480
2306199514,42cyclictest0-21swapper/020:59:590
2307699504,41cyclictest0-21swapper/323:20:163
2307699504,10cyclictest0-21swapper/320:19:203
2307699503,42cyclictest0-21swapper/320:25:133
2307699503,42cyclictest0-21swapper/320:25:133
2307699503,41cyclictest0-21swapper/323:45:163
2307299506,37cyclictest0-21swapper/220:37:302
2307299505,7cyclictest0-21swapper/222:37:252
2307299504,7cyclictest0-21swapper/220:27:232
2307299502,42cyclictest24544-21find18:17:372
23072995019,26cyclictest26148-21crond20:47:102
23072995015,30cyclictest638-21runrttasks21:42:352
23072995015,30cyclictest29273-21aten_rbpower_cu18:32:232
23072995015,29cyclictest8359-21memory20:22:302
23072995015,29cyclictest8359-21memory20:22:302
23072995014,30cyclictest18399-21netstat22:02:302
23072995014,30cyclictest18399-21netstat22:02:302
23072995013,32cyclictest5286-21cpu21:02:212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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