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2026-01-11 - 10:40
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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 Sun Jan 11, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
377221760,2sleep10-21swapper/123:31:221
761521540,4sleep21663999cyclictest20:11:422
918821450,3sleep01662899cyclictest23:02:180
106891950,4ptp4l401ktimersoftd/319:23:093
102972910,2sleep10-21swapper/100:42:361
153552680,1sleep30-21swapper/323:09:323
74782630,3sleep10-21swapper/123:01:391
259112620,3sleep025915-21ptp4l19:41:410
161982604,10sleep20-21swapper/219:21:582
124502600,1sleep00-21swapper/000:46:160
145282590,5sleep014529-21cat20:26:410
106891570,1ptp4l401ktimersoftd/322:31:543
68132560,4sleep01662899cyclictest20:11:360
106891560,1ptp4l401ktimersoftd/322:10:313
105791560,3getstats46850irq/99-ens3-TxR19:49:263
106891550,1ptp4l401ktimersoftd/322:38:123
16644995424,8cyclictest41-21ksoftirqd/323:16:243
163442544,39sleep10-21swapper/119:23:511
16644995222,8cyclictest41-21ksoftirqd/323:18:493
16635995241,6cyclictest25-21ksoftirqd/123:36:361
16644995124,4cyclictest41-21ksoftirqd/323:26:363
16644995122,4cyclictest41-21ksoftirqd/300:51:423
16644995121,11cyclictest41-21ksoftirqd/323:36:473
297202500,2sleep10-21swapper/122:17:181
16644995024,7cyclictest41-21ksoftirqd/320:26:383
16644995022,8cyclictest41-21ksoftirqd/320:36:413
16644995020,10cyclictest41-21ksoftirqd/323:01:413
16644995020,10cyclictest41-21ksoftirqd/322:46:503
16644995020,10cyclictest41-21ksoftirqd/322:46:503
16644995019,7cyclictest41-21ksoftirqd/300:36:453
1662899503,8cyclictest101ktimersoftd/023:11:230
1662899503,6cyclictest17826-21bc00:51:370
1662899501,7cyclictest13606-21idleruntime-cro23:41:240
16644994924,4cyclictest41-21ksoftirqd/320:56:203
16644994923,6cyclictest41-21ksoftirqd/300:10:583
16644994923,4cyclictest41-21ksoftirqd/319:26:333
16644994921,7cyclictest41-21ksoftirqd/323:55:563
16644994921,7cyclictest41-21ksoftirqd/320:41:493
16644994920,9cyclictest41-21ksoftirqd/323:56:383
16644994920,10cyclictest41-21ksoftirqd/321:11:503
16644994920,10cyclictest41-21ksoftirqd/300:26:483
16644994920,10cyclictest41-21ksoftirqd/300:26:483
16644994919,9cyclictest41-21ksoftirqd/320:46:333
16644994919,4cyclictest41-21ksoftirqd/321:21:213
16644994919,4cyclictest41-21ksoftirqd/321:01:423
16644994919,4cyclictest41-21ksoftirqd/321:01:423
16644994918,8cyclictest41-21ksoftirqd/300:03:423
16635994938,6cyclictest25-21ksoftirqd/122:26:351
1662899494,8cyclictest29854-21/usr/sbin/munin23:56:470
1662899494,6cyclictest12018-21strings00:11:450
1662899493,8cyclictest2166-21ssh22:22:110
1662899493,7cyclictest5188-21tr22:26:350
1662899493,7cyclictest101ktimersoftd/023:01:230
1662899491,7cyclictest0-21swapper/023:21:550
16644994824,3cyclictest41-21ksoftirqd/323:21:453
16644994820,7cyclictest41-21ksoftirqd/322:46:153
16644994820,7cyclictest41-21ksoftirqd/322:46:153
16644994819,9cyclictest41-21ksoftirqd/321:25:063
16644994819,10cyclictest41-21ksoftirqd/320:21:433
16644994818,8cyclictest41-21ksoftirqd/322:17:303
16644994818,10cyclictest41-21ksoftirqd/321:31:413
16644994818,10cyclictest41-21ksoftirqd/320:31:503
16644994818,10cyclictest41-21ksoftirqd/300:21:483
1662899484,6cyclictest6391-21tail21:16:440
1662899483,7cyclictest2897-21tail00:01:540
1662899482,8cyclictest31557-21unixbench_multi22:51:590
1664499473,7cyclictest41-21ksoftirqd/320:11:503
1664499471,9cyclictest4201-21apt-get23:31:373
1662899473,6cyclictest6246-21latency_hist20:11:200
1662899472,6cyclictest2448-21latency_hist21:11:210
1662899472,6cyclictest18139-21sed23:11:430
1662899472,6cyclictest10056-21wc21:26:340
1664499466,3cyclictest41-21ksoftirqd/321:26:383
16644994618,9cyclictest41-21ksoftirqd/321:36:403
16644994618,10cyclictest41-21ksoftirqd/321:56:523
16644994618,10cyclictest41-21ksoftirqd/321:51:353
16644994617,9cyclictest41-21ksoftirqd/321:41:423
16644994617,8cyclictest41-21ksoftirqd/323:46:383
16644994616,9cyclictest41-21ksoftirqd/321:46:333
1662899465,6cyclictest31896-21grep21:46:510
1662899464,6cyclictest101ktimersoftd/023:26:430
1662899462,6cyclictest101ktimersoftd/000:51:260
1664499457,3cyclictest41-21ksoftirqd/319:36:333
1664499455,5cyclictest41-21ksoftirqd/322:11:373
1664499453,8cyclictest41-21ksoftirqd/320:06:343
16644994535,3cyclictest41-21ksoftirqd/323:41:353
1664499452,9cyclictest41-21ksoftirqd/300:41:453
16644994522,4cyclictest41-21ksoftirqd/322:58:113
16644994518,8cyclictest41-21ksoftirqd/320:56:373
16644994518,8cyclictest41-21ksoftirqd/320:56:373
16644994517,10cyclictest41-21ksoftirqd/320:01:433
16644994516,8cyclictest41-21ksoftirqd/300:33:263
16644994513,7cyclictest41-21ksoftirqd/300:13:173
16644994513,11cyclictest41-21ksoftirqd/322:01:413
16635994539,3cyclictest25-21ksoftirqd/123:06:341
1662899455,6cyclictest101ktimersoftd/021:51:400
1662899454,6cyclictest32405-21awk00:31:540
1662899452,8cyclictest233-21systemd-journal00:41:250
1662899452,7cyclictest101ktimersoftd/000:21:560
1662899451,7cyclictest9309-21grep20:16:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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