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2026-03-23 - 23:09
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot6.osadl.org (updated Mon Mar 23, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1704521710,5sleep12597799cyclictest12:16:021
1704521710,5sleep12597799cyclictest12:16:021
1896921700,4sleep22598199cyclictest10:36:342
519221660,5sleep32599099cyclictest12:02:223
1263621570,5sleep12597799cyclictest12:44:041
1222521550,4sleep12597799cyclictest13:16:281
3128721540,3sleep32599099cyclictest12:30:213
72721510,2sleep00-21swapper/010:19:210
1068911180,7ptp4l23347-21kworker/3:108:02:393
70532760,4sleep22598199cyclictest12:05:392
25981997562,6cyclictest33-21ksoftirqd/212:26:122
203022720,15sleep30-21swapper/311:11:243
274392650,2sleep30-21swapper/309:11:273
106891650,10ptp4l401ktimersoftd/311:21:433
106891630,1ptp4l401ktimersoftd/310:06:503
102532600,2sleep20-21swapper/211:01:232
276262580,1sleep10-21swapper/113:32:261
2597799552,8cyclictest25-21ksoftirqd/112:21:141
106891550,1ptp4l401ktimersoftd/311:50:553
25981995443,6cyclictest33-21ksoftirqd/208:11:072
206462540,2sleep30-21swapper/312:19:013
56482530,4sleep32599099cyclictest12:36:233
25981995341,5cyclictest33-21ksoftirqd/211:06:112
257702533,39sleep00-21swapper/008:04:400
25977995222,8cyclictest25-21ksoftirqd/110:51:141
25977995222,7cyclictest25-21ksoftirqd/111:01:211
2597799516,8cyclictest15787-21apt-config08:50:571
25977995124,9cyclictest25-21ksoftirqd/113:11:041
25977995124,8cyclictest25-21ksoftirqd/112:31:021
25977995023,9cyclictest25-21ksoftirqd/113:16:031
25977995023,9cyclictest25-21ksoftirqd/110:56:301
25977995020,10cyclictest25-21ksoftirqd/111:41:121
25977995019,10cyclictest25-21ksoftirqd/110:21:261
25977995019,10cyclictest25-21ksoftirqd/110:21:261
211652500,2sleep30-21swapper/310:40:203
25981994940,4cyclictest33-21ksoftirqd/208:16:062
25977994922,9cyclictest25-21ksoftirqd/109:55:581
25977994920,10cyclictest25-21ksoftirqd/112:41:031
192662490,1sleep30-21swapper/308:56:183
25981994834,6cyclictest33-21ksoftirqd/211:56:122
2597799486,7cyclictest25-21ksoftirqd/110:16:191
2597799485,4cyclictest16740-21munin-run10:00:581
25977994821,4cyclictest25-21ksoftirqd/112:01:191
25977994819,10cyclictest25-21ksoftirqd/108:31:111
53802470,3sleep2311rcuc/209:36:112
2597799476,8cyclictest29622-21ssh13:01:191
2597799475,8cyclictest20084-21tune2fs10:06:141
2597799474,4cyclictest25-21ksoftirqd/113:31:031
25977994735,3cyclictest25-21ksoftirqd/112:51:181
2597799472,7cyclictest241ktimersoftd/108:36:191
2597799472,7cyclictest241ktimersoftd/108:36:191
25977994722,4cyclictest25-21ksoftirqd/112:51:031
25977994721,4cyclictest25-21ksoftirqd/109:21:121
25977994721,4cyclictest25-21ksoftirqd/109:11:081
25977994720,5cyclictest25-21ksoftirqd/111:26:021
25977994720,4cyclictest25-21ksoftirqd/111:36:481
106891470,0ptp4l401ktimersoftd/310:28:453
106891470,0ptp4l401ktimersoftd/310:28:453
25981994635,3cyclictest33-21ksoftirqd/212:21:132
2597799466,7cyclictest25-21ksoftirqd/109:06:231
2597799465,8cyclictest25-21ksoftirqd/110:31:191
2597799465,7cyclictest25-21ksoftirqd/108:20:561
2597799464,8cyclictest25-21ksoftirqd/110:46:131
25977994621,8cyclictest25-21ksoftirqd/108:41:171
25977994619,7cyclictest25-21ksoftirqd/108:10:591
25977994619,5cyclictest25-21ksoftirqd/110:37:591
25977994618,7cyclictest25-21ksoftirqd/111:31:171
2597799461,10cyclictest25-21ksoftirqd/112:58:061
255702464,29sleep10-21swapper/108:02:031
2597799457,9cyclictest25-21ksoftirqd/111:06:271
2597799456,5cyclictest25-21ksoftirqd/110:26:261
2597799456,5cyclictest25-21ksoftirqd/110:26:261
2597799454,9cyclictest26452-21munin-run10:45:591
2597799454,3cyclictest121rcu_preempt11:48:501
2597799454,10cyclictest25-21ksoftirqd/109:26:101
25977994534,3cyclictest25-21ksoftirqd/109:31:151
25977994521,9cyclictest25-21ksoftirqd/108:25:561
25977994521,8cyclictest25-21ksoftirqd/109:16:141
25977994520,8cyclictest25-21ksoftirqd/111:21:151
25977994520,4cyclictest25-21ksoftirqd/112:31:581
25977994520,10cyclictest25-21ksoftirqd/111:11:281
106891450,1ptp4l11963-21kworker/3:213:12:303
106891450,10ptp4l401ktimersoftd/313:05:103
25981994435,4cyclictest33-21ksoftirqd/212:36:142
2598199441,3cyclictest121rcu_preempt12:16:212
2597799442,9cyclictest25-21ksoftirqd/113:21:251
25977994423,9cyclictest25-21ksoftirqd/111:16:011
25977994421,10cyclictest25-21ksoftirqd/108:50:581
25977994420,8cyclictest25-21ksoftirqd/109:36:091
106891440,0ptp4l401ktimersoftd/310:11:293
25981994329,7cyclictest33-21ksoftirqd/210:01:112
2597799436,7cyclictest25-21ksoftirqd/111:51:211
2597799435,8cyclictest25-21ksoftirqd/111:59:451
2597799434,9cyclictest25-21ksoftirqd/108:26:101
2597799434,8cyclictest25-21ksoftirqd/112:16:181
25977994320,4cyclictest25-21ksoftirqd/110:13:411
25977994319,9cyclictest25-21ksoftirqd/109:46:101
106891430,1ptp4l401ktimersoftd/311:02:113
25990994219,3cyclictest24851-21ssh13:31:033
2597799422,8cyclictest25-21ksoftirqd/112:06:191
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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