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2026-04-26 - 03:44
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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 Sun Apr 26, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
85862980,2sleep1587499cyclictest21:27:511
79842930,0sleep30-21swapper/321:46:153
22492720,0sleep00-21swapper/023:01:260
264292710,0sleep30-21swapper/322:07:333
105232600,0sleep10-21swapper/100:20:251
79502580,1sleep1587499cyclictest19:15:001
236672570,0sleep20-21swapper/222:52:072
261632550,1sleep226159-21bash23:51:022
49842530,0sleep30-21swapper/323:32:253
248482530,0sleep10-21swapper/123:14:361
150312530,0sleep00-21swapper/022:17:440
123712530,0sleep20-21swapper/222:39:572
98522520,0sleep20-21swapper/223:13:182
186882520,0sleep00-21swapper/022:32:010
133912520,1sleep2321ktimersoftd/220:45:152
88422510,0sleep10-21swapper/123:29:591
308352510,1sleep0111rcuc/021:39:510
308352510,1sleep0111rcuc/021:39:500
287532510,0sleep20-21swapper/221:18:262
73262500,0sleep3401ktimersoftd/322:22:403
186962500,1sleep018676-21sshd23:30:450
78702490,0sleep00-21swapper/000:31:300
31602480,0sleep1231rcuc/100:05:471
92102470,0sleep30-21swapper/300:23:123
108772470,0sleep00-21swapper/022:03:260
36242460,0sleep10-21swapper/122:41:571
207342450,0sleep00-21swapper/000:18:370
561624130,7sleep10-21swapper/119:08:161
278702410,2sleep1587499cyclictest00:02:231
163402400,0sleep3391rcuc/322:17:503
131312380,0sleep2311rcuc/200:06:402
284822360,2sleep3588499cyclictest21:26:163
153952360,2sleep3588499cyclictest23:38:583
318232350,1sleep231815-21sshd00:02:442
546023120,7sleep20-21swapper/219:06:212
57362298,7sleep00-21swapper/019:09:430
55782265,7sleep30-21swapper/319:07:473
317942220,0sleep20-21swapper/221:48:222
178452200,0sleep30-21swapper/322:57:123
312712190,1sleep031150-21sshd22:50:000
200012190,0sleep10-21swapper/123:08:361
172142190,0sleep117189-21sshd00:29:351
198742180,0sleep30-21swapper/300:12:553
173872180,0sleep20-21swapper/223:41:532
66072170,0sleep10-21swapper/100:11:451
39522170,1sleep03951-21grep23:35:110
70152160,0sleep3391rcuc/322:00:173
65302160,0sleep0111rcuc/023:15:440
169322160,0sleep10-21swapper/122:03:591
161872160,0sleep00-21swapper/022:09:300
5884991513,1cyclictest21975-21lspci22:37:573
5884991511,3cyclictest17463-21rm00:32:203
265642150,0sleep10-21swapper/122:18:451
588499140,1cyclictest18988-21tty23:56:013
57062140,0sleep00-21swapper/021:31:260
44492140,0sleep30-21swapper/322:28:013
243802140,0sleep3391rcuc/322:43:463
241592140,0sleep00-21swapper/000:04:550
216682140,0sleep20-21swapper/222:04:252
112322140,0sleep00-21swapper/022:25:450
105792140,1sleep110578-21systemd-cgroups23:35:401
588499130,12cyclictest699-21gdbus21:23:503
587899130,12cyclictest11719-21systemd-cgroups21:57:542
5867991311,1cyclictest622-13audispd22:54:570
5884991210,1cyclictest23819-21lspci00:07:373
588499120,1cyclictest0-21swapper/300:19:003
588499120,11cyclictest1004-21sshd23:04:113
587899120,1cyclictest0-21swapper/221:20:132
587899120,11cyclictest3313-21grep22:47:342
587899120,11cyclictest23527-21sshd22:12:542
587899120,11cyclictest14565-21sshd22:28:542
5874991210,1cyclictest624-13audispd23:21:461
5874991210,1cyclictest624-13audispd23:21:451
5874991210,1cyclictest1-21systemd23:57:051
587499120,1cyclictest686-21sshd21:45:361
587499120,1cyclictest12093-21lspci21:12:251
587499120,11cyclictest6374-21sshd22:30:551
587499120,11cyclictest18691-21bash23:30:451
587499120,11cyclictest0-21swapper/123:16:161
587499120,0cyclictest0-21swapper/122:26:061
586799129,2cyclictest642-21systemd-logind23:11:260
5867991210,1cyclictest0-21swapper/023:05:570
586799120,1cyclictest2477-21bash21:51:270
586799120,11cyclictest29469-21sshd21:56:360
136512120,0sleep30-21swapper/322:45:353
588499119,1cyclictest674-21dbus-daemon00:27:013
588499119,1cyclictest6720-21cat20:30:003
588499110,10cyclictest0-21swapper/323:27:203
588499110,10cyclictest0-21swapper/322:31:003
588499110,10cyclictest0-21swapper/321:41:403
587899110,10cyclictest0-21swapper/223:59:232
587899110,10cyclictest0-21swapper/223:24:542
587899110,10cyclictest0-21swapper/223:24:532
587899110,10cyclictest0-21swapper/223:19:242
587899110,10cyclictest0-21swapper/219:53:342
587899110,10cyclictest0-21swapper/200:39:542
587899110,0cyclictest0-21swapper/222:40:032
587499119,1cyclictest5706-21sshd23:52:061
587499119,1cyclictest32423-21grepconf.sh23:04:061
587499110,10cyclictest12671-21grepconf.sh23:47:061
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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