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2026-05-11 - 16:40
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack2slot0.osadl.org (updated Mon May 11, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
154521160,1sleep3882899cyclictest11:26:183
1597321110,0sleep20-21swapper/212:25:492
71812960,2sleep0881199cyclictest09:56:080
58172910,0sleep20-21swapper/209:15:202
58172910,0sleep20-21swapper/209:15:192
4222760,0sleep00-21swapper/012:18:540
51852740,0sleep10-21swapper/111:09:381
156412690,17sleep375750irq/24-eno1-rx-11:07:393
139072660,1sleep1370-21jbd2/sda1-811:36:141
207382610,1sleep3674-21dbus-daemon11:49:023
66462560,1sleep26643-21sshd10:35:392
268582550,0sleep30-21swapper/310:40:163
327652530,2sleep3882899cyclictest11:03:323
23642530,0sleep00-21swapper/012:13:220
210092530,0sleep1231rcuc/110:08:411
136342530,0sleep00-21swapper/011:10:180
22142520,0sleep20-21swapper/209:28:222
160152520,1sleep025330-21kworker/0:410:56:190
88322510,0sleep30-21swapper/310:13:163
7362510,0sleep10-21swapper/112:04:461
189622510,0sleep1231rcuc/112:14:511
62662500,0sleep20-21swapper/209:24:212
75772490,0sleep10-21swapper/110:30:091
245202490,0sleep00-21swapper/009:13:410
230242490,1sleep2311rcuc/212:37:472
124632490,1sleep112443-21sshd10:10:431
114402490,0sleep10-21swapper/111:24:251
114402490,0sleep10-21swapper/111:24:241
46362480,0sleep10-21swapper/109:53:071
296882460,0sleep20-21swapper/210:51:522
144302460,0sleep30-21swapper/312:05:523
100562440,2sleep1881799cyclictest09:24:591
97222380,0sleep10-21swapper/112:19:431
838523827,6sleep20-21swapper/207:05:592
195662380,2sleep0881199cyclictest12:23:230
85592308,7sleep30-21swapper/307:08:133
855123010,6sleep00-21swapper/007:08:050
86992287,7sleep10-21swapper/107:09:541
323782200,0sleep10-21swapper/110:35:101
323182200,0sleep10-21swapper/109:47:031
233462190,1sleep2311rcuc/212:15:112
124502190,0sleep30-21swapper/311:51:093
172382180,0sleep30-21swapper/310:56:273
207212170,0sleep20-21swapper/212:23:302
136862170,0sleep20-21swapper/210:08:032
97112160,0sleep0111rcuc/011:27:030
25072160,1sleep2311rcuc/212:04:542
181982160,1sleep1231rcuc/112:31:411
881799150,1cyclictest660-21avahi-daemon11:18:231
38402150,0sleep3391rcuc/310:24:103
113242150,1sleep0101ktimersoftd/011:01:360
8822991410,2cyclictest674-21dbus-daemon11:48:482
302642140,0sleep00-21swapper/011:23:110
302642140,0sleep00-21swapper/011:23:100
882899130,12cyclictest0-21swapper/310:03:193
881799130,1cyclictest6625-21sshd12:39:131
319402130,1sleep131942-21grep11:55:571
289262130,0sleep20-21swapper/209:52:242
255082130,0sleep10-21swapper/110:20:201
8828991210,1cyclictest16150-21sshd10:30:503
882899120,11cyclictest32630-21lspci09:55:303
882899120,11cyclictest26432-21lspci09:40:503
8822991210,1cyclictest0-21swapper/212:33:482
882299120,1cyclictest0-21swapper/211:36:572
882299120,1cyclictest0-21swapper/209:14:372
8817991210,1cyclictest3343-21sshd10:41:021
881799120,1cyclictest601-21sshd10:29:321
881799120,1cyclictest27627-21sshd12:21:131
881799120,11cyclictest642-21systemd-logind10:50:031
881799120,11cyclictest0-21swapper/110:04:321
8811991211,0cyclictest10621-21sshd11:48:030
8811991210,1cyclictest0-21swapper/010:48:030
8811991210,1cyclictest0-21swapper/009:28:030
881199120,11cyclictest31158-21sshd10:23:430
881199120,11cyclictest26128-21sshd11:58:220
292272120,2sleep2882299cyclictest09:58:062
263242120,0sleep00-21swapper/010:31:430
8828991110,0cyclictest0-21swapper/312:17:093
882899110,1cyclictest710-21NetworkManager12:26:093
882899110,10cyclictest0-21swapper/310:16:193
882899110,10cyclictest0-21swapper/309:30:483
882899110,10cyclictest0-21swapper/309:19:093
882899110,10cyclictest0-21swapper/309:19:083
882299119,1cyclictest0-21swapper/211:18:172
8822991110,0cyclictest0-21swapper/211:10:182
8822991110,0cyclictest0-21swapper/211:03:082
8822991110,0cyclictest0-21swapper/210:04:272
882299110,10cyclictest0-21swapper/208:14:582
881799110,10cyclictest0-21swapper/110:57:421
881799110,0cyclictest0-21swapper/109:42:221
881199110,10cyclictest0-21swapper/009:36:230
881199110,10cyclictest0-21swapper/009:36:230
882899109,0cyclictest0-21swapper/312:31:303
882899108,1cyclictest0-21swapper/310:52:393
882899106,3cyclictest660-21avahi-daemon10:29:523
882899100,0cyclictest16482-21sshd09:21:093
882299109,0cyclictest0-21swapper/207:22:382
882299100,0cyclictest0-21swapper/211:50:272
882299100,0cyclictest0-21swapper/210:58:282
881799109,0cyclictest0-21swapper/112:26:331
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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