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2026-06-20 - 22:42
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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 Jun 20, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1137026510,18sleep30-21swapper/306:48:123
1277399645,53cyclictest0-21swapper/009:43:250
1277399633,7cyclictest12888-21ssh12:08:170
1277399622,8cyclictest0-21swapper/011:43:300
1277399604,49cyclictest0-21swapper/008:53:140
1277399602,7cyclictest11238-21users11:23:210
1277399602,6cyclictest5741-21ssh10:33:240
1277799594,48cyclictest0-21swapper/107:48:081
12773995826,27cyclictest24576-21grep10:58:190
1278899575,46cyclictest0-21swapper/309:25:143
12782995621,29cyclictest20169-21grep07:08:252
12777995616,34cyclictest8867-21fschecks_time09:13:081
1278899554,45cyclictest0-21swapper/311:48:003
1278899554,45cyclictest0-21swapper/311:48:003
1277399554,44cyclictest0-21swapper/010:28:210
12773995524,26cyclictest12767-21munin-node06:53:010
1278899543,45cyclictest0-21swapper/311:37:403
1278899542,46cyclictest5169-21ssh09:50:533
12788995417,32cyclictest32490-21unixbench_multi09:43:223
1278299543,44cyclictest5811-21/usr/sbin/munin07:58:112
12782995425,24cyclictest14398-21ls10:03:062
1277799544,44cyclictest0-21swapper/110:53:581
1277799544,44cyclictest0-21swapper/109:36:421
12773995426,23cyclictest29870-21tail10:23:110
12773995426,23cyclictest29870-21tail10:23:110
1278899535,41cyclictest0-21swapper/309:53:083
1278899534,44cyclictest0-21swapper/309:03:483
1278299534,13cyclictest0-21swapper/209:13:212
1277799538,39cyclictest0-21swapper/110:48:241
1277799534,43cyclictest0-21swapper/112:10:301
1277799533,44cyclictest0-21swapper/111:30:151
1277799533,19cyclictest992-21ssh09:02:561
1277399533,44cyclictest0-21swapper/009:12:150
1217325310,37sleep10-21swapper/106:48:341
1278899524,43cyclictest0-21swapper/311:01:313
1278899524,43cyclictest0-21swapper/310:43:223
1278899524,42cyclictest0-21swapper/309:16:573
12788995214,33cyclictest21534-21fschecks_time11:38:033
1278299529,36cyclictest549-21NetworkManager09:52:502
1278299523,43cyclictest15279-21cut06:58:052
12782995224,23cyclictest26012-21ls10:18:112
12782995217,29cyclictest10884-21sed09:58:122
12777995214,32cyclictest0-21swapper/108:58:151
12773995216,7cyclictest8501-21seq09:54:560
12773995215,7cyclictest22629-21threads10:13:180
12773995214,6cyclictest9752-21timerwakeupswit09:13:230
1278899515,39cyclictest0-21swapper/312:03:073
1278899514,41cyclictest0-21swapper/310:22:223
1278299519,6cyclictest24706-21needreboot08:48:142
1278299519,36cyclictest19675-21taskset08:33:242
1278299514,6cyclictest0-21swapper/212:13:172
1278299512,43cyclictest7724-21/usr/sbin/munin12:03:042
12782995117,28cyclictest643-21runrttasks09:03:412
12782995116,30cyclictest30247-21timerandwakeup10:23:182
12782995116,30cyclictest30247-21timerandwakeup10:23:182
12782995116,29cyclictest15938-21grep10:48:042
12782995115,30cyclictest22733-21/usr/sbin/munin07:18:142
12782995112,33cyclictest21132-21ssh09:28:202
1277799514,41cyclictest0-21swapper/111:51:201
1277799514,41cyclictest0-21swapper/111:51:201
1277799514,41cyclictest0-21swapper/109:56:131
1277799514,41cyclictest0-21swapper/107:11:341
1277799513,5cyclictest0-21swapper/110:03:031
1277799512,43cyclictest25932-21ssh08:52:581
1277399515,18cyclictest0-21swapper/011:08:080
1277399515,18cyclictest0-21swapper/011:08:080
1277399514,17cyclictest0-21swapper/012:19:340
1277399514,17cyclictest0-21swapper/007:53:050
1277399513,20cyclictest0-21swapper/007:08:230
12773995120,26cyclictest2594-21/usr/sbin/munin09:48:110
1277399512,42cyclictest16217-21wc09:23:040
1277399512,15cyclictest2056550ssh10:11:240
12773995118,6cyclictest13561-21ntp_states08:18:180
12773995115,5cyclictest23964-21unixbench_singl07:18:270
12773995114,8cyclictest8359-21sed08:03:230
1278899505,39cyclictest0-21swapper/309:35:173
1278899504,40cyclictest0-21swapper/310:57:223
1278899504,40cyclictest0-21swapper/309:41:433
1278299504,7cyclictest23089-21switchtime08:43:192
1278299504,6cyclictest0-21swapper/207:03:102
1278299504,10cyclictest0-21swapper/210:54:352
1278299503,8cyclictest30238-21/usr/sbin/munin08:58:092
1278299503,41cyclictest13602-21fschecks_count06:53:092
12782995019,26cyclictest21638-21ls11:38:042
12782995018,27cyclictest5576-21sed10:33:212
12782995018,26cyclictest370-21systemd-journal11:33:362
12782995017,28cyclictest580-21ksmtuned11:31:552
12782995016,29cyclictest643-21runrttasks11:54:052
12782995016,29cyclictest643-21runrttasks09:46:432
12782995015,30cyclictest643-21runrttasks08:27:062
12782995015,30cyclictest10120-21fschecks_count11:23:042
12782995013,32cyclictest6867-21ntpdc11:18:112
12782995013,32cyclictest2445-21rt-features07:48:192
12782995011,33cyclictest25164-21rm10:17:512
12782995010,35cyclictest643-21runrttasks11:43:592
1277799504,40cyclictest0-21swapper/111:08:541
1277799504,40cyclictest0-21swapper/111:08:541
1277799504,40cyclictest0-21swapper/110:37:471
1277799503,42cyclictest0-21swapper/108:38:071
1277399507,11cyclictest0-21swapper/009:28:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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