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2025-12-01 - 11:55
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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 Dec 01, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2637621080,0sleep32573499cyclictest00:08:383
189002920,0sleep00-21swapper/021:13:590
136432730,1sleep1241ktimersoftd/122:17:451
124012720,0sleep00-21swapper/023:22:010
243532650,1sleep324356-21bash23:58:313
254362630,0sleep10-21swapper/100:18:091
45932590,0sleep14595-21grepconf.sh00:06:231
38292580,0sleep20-21swapper/221:12:102
253662560,0sleep10-21swapper/122:54:221
130182540,0sleep00-21swapper/022:46:350
216622530,0sleep30-21swapper/322:21:443
216622530,0sleep30-21swapper/322:21:433
69202520,0sleep10-21swapper/122:39:361
60322510,1sleep26027-21bash22:33:032
88262500,0sleep38824-21sshd21:41:513
48292490,0sleep30-21swapper/321:18:593
264612490,0sleep30-21swapper/322:28:413
193182490,0sleep119315-21lspci21:46:041
89452480,0sleep1241ktimersoftd/100:03:301
195272400,2sleep275650irq/25-eno1-tx-21:39:452
231502390,0sleep10-21swapper/122:31:301
4122380,2sleep32573499cyclictest22:00:213
99572370,0sleep30-21swapper/323:08:533
177652350,0sleep20-21swapper/223:38:372
162452340,0sleep20-21swapper/200:04:152
103292340,0sleep30-21swapper/321:35:303
2555423110,6sleep20-21swapper/219:09:092
255352319,7sleep30-21swapper/319:08:553
139382270,1sleep0648-21systemd-logind00:04:010
254642267,7sleep10-21swapper/119:08:001
2558122210,7sleep00-21swapper/019:09:280
132442220,1sleep0111rcuc/022:24:090
132442220,1sleep0111rcuc/022:24:080
249672180,0sleep10-21swapper/122:47:481
99032170,1sleep39899-21bash00:03:373
56782170,0sleep00-21swapper/022:26:330
180062170,0sleep1231rcuc/121:33:071
170822170,0sleep20-21swapper/223:12:482
76492150,0sleep10-21swapper/123:34:231
60992150,0sleep20-21swapper/223:08:292
45302150,0sleep20-21swapper/200:39:442
325012150,0sleep30-21swapper/322:10:023
303262150,1sleep30-21swapper/322:54:523
217452150,1sleep121743-21sshd21:17:261
19942150,0sleep20-21swapper/222:48:462
7372140,0sleep30-21swapper/321:57:123
72682140,0sleep00-21swapper/019:40:190
295042140,0sleep0111rcuc/000:12:070
25730991412,0cyclictest0-21swapper/222:13:362
2573099140,13cyclictest25430-21sshd23:20:062
2571799140,13cyclictest0-21swapper/023:02:570
103872140,0sleep00-21swapper/022:14:150
90532130,1sleep19056-21grep00:33:151
2571799130,12cyclictest1011-21sshd21:35:460
130962130,0sleep00-21swapper/021:51:570
295682120,0sleep30-21swapper/323:39:503
25730991210,1cyclictest616-17auditd21:57:462
25730991210,1cyclictest27744-21lspci23:42:472
25730991210,1cyclictest16907-21id22:59:562
25730991210,1cyclictest0-21swapper/223:25:372
2573099120,1cyclictest4907-21sshd21:41:272
2573099120,11cyclictest20205-21sshd00:20:472
2573099120,11cyclictest0-21swapper/200:31:472
2572399120,11cyclictest0-21swapper/123:56:201
2571799120,11cyclictest0-21swapper/023:19:280
2571799120,11cyclictest0-21swapper/022:07:270
2571799120,11cyclictest0-21swapper/021:48:360
2573499119,1cyclictest27594-21bash23:23:323
25734991110,0cyclictest0-21swapper/322:47:333
25734991110,0cyclictest0-21swapper/322:09:433
25734991110,0cyclictest0-21swapper/300:26:033
2573499110,10cyclictest4329-21bash22:36:033
2573499110,10cyclictest0-21swapper/323:18:033
2573499110,10cyclictest0-21swapper/323:12:333
2573499110,10cyclictest0-21swapper/322:40:523
2573499110,10cyclictest0-21swapper/321:49:033
2573499110,10cyclictest0-21swapper/300:16:533
25730991110,0cyclictest0-21swapper/221:25:572
2573099110,10cyclictest4887-21sshd21:51:072
2573099110,10cyclictest0-21swapper/200:28:072
2572399119,1cyclictest29816-21grep22:03:201
25723991110,0cyclictest0-21swapper/100:13:291
2571799119,1cyclictest1922-21grepconf.sh22:03:460
2571799119,1cyclictest0-21swapper/023:43:580
25717991110,0cyclictest23120-21lspci00:08:170
2571799110,10cyclictest0-21swapper/022:31:570
2571799110,10cyclictest0-21swapper/000:18:180
2571799110,0cyclictest0-21swapper/021:55:170
46422100,0sleep20-21swapper/221:18:592
327662100,0sleep10-21swapper/123:04:431
2573499109,0cyclictest3586-21bash00:22:223
2573499109,0cyclictest0-21swapper/323:27:133
2573499109,0cyclictest0-21swapper/323:01:333
2573499109,0cyclictest0-21swapper/322:30:323
2573499109,0cyclictest0-21swapper/322:15:133
2573499109,0cyclictest0-21swapper/321:31:523
2573499109,0cyclictest0-21swapper/321:27:333
2573499109,0cyclictest0-21swapper/321:07:523
2573499108,1cyclictest616-17auditd21:21:233
2573499108,1cyclictest0-21swapper/321:11:333
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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