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2026-09-08 - 17:10
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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 highest latencies:
System rack9slot4.osadl.org (updated Tue Sep 08, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
159239912014cyclictest0-21swapper/014:04:270
15593111881sleep0-21swapper/111:08:331
159239911522cyclictest19828-21latency_hist16:33:580
15923991143cyclictest13113-21latency_hist12:43:510
15923991138cyclictest0-21swapper/011:28:490
15923991118cyclictest0-21swapper/015:59:150
14308111173sleep0-21swapper/011:08:160
15923991107cyclictest0-21swapper/011:43:500
159239910912cyclictest316-21runrttasks12:54:040
15923991088cyclictest0-21swapper/013:13:530
15923991077cyclictest0-21swapper/015:08:550
15923991077cyclictest0-21swapper/013:13:520
15923991073cyclictest29936-21latency_hist11:53:490
15923991043cyclictest22673-21latency_hist14:58:560
15923991043cyclictest19352-21latency_hist13:03:510
15923991036cyclictest0-21swapper/012:44:210
15923991017cyclictest0-21swapper/011:19:180
15923991002cyclictest8917-21latency_hist15:58:570
1592399997cyclictest0-21swapper/014:59:350
1592399997cyclictest0-21swapper/011:18:490
1592399988cyclictest0-21swapper/014:34:240
1592399987cyclictest0-21swapper/013:19:090
1592399984cyclictest8647-21latency_hist14:13:540
1592399977cyclictest0-21swapper/012:18:500
1592399974cyclictest7361-21latency_hist15:53:560
1592399964cyclictest32023-21latency_hist15:28:560
1592399963cyclictest16529-21fschecks_time11:09:100
15923999625cyclictest4633-21sshd15:44:120
15923999625cyclictest4633-21sshd15:44:120
15923999623cyclictest2813-21sshd13:54:100
15923999613cyclictest32561-21rt-features11:59:240
15923999611cyclictest20234-21ntp_kernel_err13:04:210
15923999312cyclictest2254-21/usr/sbin/munin12:09:090
15923999311cyclictest0-21swapper/012:23:500
1592399928cyclictest0-21swapper/015:39:260
1592399927cyclictest0-21swapper/012:33:510
15923999254cyclictest6950irq/18-mmc016:24:270
1592399924cyclictest0-21swapper/014:48:170
1592399919cyclictest0-21swapper/013:41:210
1592399919cyclictest0-21swapper/013:41:210
1592399907cyclictest0-21swapper/015:14:200
1592399907cyclictest0-21swapper/013:53:540
1592399906cyclictest0-21swapper/016:12:440
15923998952cyclictest6950irq/18-mmc014:29:290
15923998918cyclictest28306-21sshd11:48:060
1592399889cyclictest0-21swapper/016:33:580
1592399888cyclictest0-21swapper/013:24:220
1592399883cyclictest25908-21/usr/sbin/munin15:09:100
15931998720cyclictest13846-21fschecks_count14:29:171
1592399873cyclictest74-21mmcqd/013:38:400
1593199865cyclictest8610-21/usr/sbin/munin12:29:021
1592399867cyclictest0-21swapper/012:49:210
1592399863cyclictest27584-21tune2fs13:29:130
1592399858cyclictest0-21swapper/014:39:070
1592399857cyclictest0-21swapper/015:19:090
15923998546cyclictest6950irq/18-mmc011:34:190
15923998537cyclictest16759-21latency_hist16:23:580
1592399849cyclictest0-21swapper/016:14:270
1592399848cyclictest0-21swapper/014:24:220
1592399847cyclictest0-21swapper/016:04:090
1592399847cyclictest0-21swapper/014:49:170
15931998318cyclictest0-21swapper/115:04:281
15923998353cyclictest6950irq/18-mmc015:35:460
1592399833cyclictest11537-21latency_hist12:38:510
15923998310cyclictest0-21swapper/011:29:030
1593199829cyclictest0-21swapper/113:25:531
15931998210cyclictest0-21swapper/113:09:211
1592399827cyclictest0-21swapper/015:29:250
1592399827cyclictest0-21swapper/012:04:230
1592399822cyclictest30039-21aten_r9power_cu11:54:010
1593199819cyclictest0-21swapper/111:49:141
15931998122cyclictest465-21systemd-journal11:48:491
15931998114cyclictest7039-21sshd14:08:101
15931998113cyclictest0-21swapper/115:09:171
1592399817cyclictest0-21swapper/013:59:200
1592399817cyclictest0-21swapper/013:59:200
1592399817cyclictest0-21swapper/012:25:150
1593199809cyclictest0-21swapper/113:19:171
1593199809cyclictest0-21swapper/111:59:001
1593199803cyclictest3822-21/usr/sbin/munin12:14:001
1593199803cyclictest17402-21head12:54:261
1593199803cyclictest12161-21/usr/sbin/munin12:39:161
1592399807cyclictest0-21swapper/014:19:320
1592399807cyclictest0-21swapper/014:19:320
1592399807cyclictest0-21swapper/013:46:220
1593199795cyclictest27754-21/usr/sbin/munin15:14:131
1593199794cyclictest24357-21/usr/sbin/munin11:34:111
15931997927cyclictest21069-21sshd14:53:111
15931997924cyclictest465-21systemd-journal12:53:511
15931997921cyclictest7580-21fschecks_count14:09:171
15931997920cyclictest18161-21sshd16:27:141
15931997918cyclictest31361-21sshd11:57:071
15931997918cyclictest0-21swapper/114:14:161
15931997915cyclictest0-21swapper/111:14:191
15931997911cyclictest0-21swapper/115:24:221
15931997910cyclictest0-21swapper/112:34:061
1593199789cyclictest0-21swapper/116:19:081
1593199789cyclictest0-21swapper/116:09:181
1593199789cyclictest0-21swapper/113:56:391
1593199789cyclictest0-21swapper/113:49:281
1593199789cyclictest0-21swapper/112:04:101
1593199789cyclictest0-21swapper/111:09:091
1593199788cyclictest0-21swapper/114:36:391
1593199788cyclictest0-21swapper/113:14:041
1593199784cyclictest6103-21ls12:19:191
15931997829cyclictest28726-21wc13:33:531
15931997821cyclictest817-21grep15:29:331
15931997821cyclictest14830-21unixbench_singl16:14:331
15931997820cyclictest11094-21cut16:04:181
15931997819cyclictest14606-21munin-plugin-st12:48:511
15931997819cyclictest0-21swapper/113:59:291
15931997819cyclictest0-21swapper/113:59:291
15931997817cyclictest0-21swapper/115:49:121
15931997815cyclictest0-21swapper/113:39:301
15931997815cyclictest0-21swapper/113:39:301
15931997814cyclictest1614-21dmesg15:34:161
15931997812cyclictest0-21swapper/115:54:341
1593199779cyclictest0-21swapper/114:19:141
1593199779cyclictest0-21swapper/114:19:141
1593199779cyclictest0-21swapper/112:59:111
1593199779cyclictest0-21swapper/112:24:031
1593199774cyclictest21549-21dmesg14:54:141
1593199773cyclictest16865-21/usr/sbin/munin14:39:141
15931997724cyclictest30417-21sshd15:23:121
15931997713cyclictest0-21swapper/111:29:281
15931997710cyclictest0-21swapper/111:39:161
1592399776cyclictest0-21swapper/014:16:310
1593199768cyclictest0-21swapper/114:59:161
1593199768cyclictest0-21swapper/113:04:121
1593199768cyclictest0-21swapper/112:09:481
1593199764cyclictest19494-21dmesg11:19:091
15931997626cyclictest1-21systemd11:24:061
15931997622cyclictest5752-21sshd15:48:131
15931997622cyclictest5752-21sshd15:48:131
15931997617cyclictest0-21swapper/116:02:091
15931997616cyclictest32644-21ls13:44:221
15931997612cyclictest0-21swapper/114:24:041
1593199758cyclictest0-21swapper/114:44:221
1593199754cyclictest20116-21/usr/sbin/munin16:34:101
1593199753cyclictest18803-21grep16:29:171
15931997525cyclictest2790-21date15:38:571
15931997514cyclictest0-21swapper/113:29:061
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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