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2025-05-02 - 12:40
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot0.osadl.org (updated Fri May 02, 2025 00:45:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2810921210,1sleep2321ktimersoftd/223:48:062
1629021180,1sleep416289-21grep23:23:314
2125621120,1sleep70-21swapper/722:30:457
155662850,0sleep00-21swapper/023:56:450
102152840,0sleep50-21swapper/522:29:475
102152840,0sleep50-21swapper/522:29:475
70892830,0sleep70-21swapper/721:16:247
240802810,0sleep30-21swapper/322:44:283
240572810,0sleep10-21swapper/122:31:041
276912790,0sleep70-21swapper/721:51:437
152862770,0sleep3401rcuc/321:17:173
133042770,0sleep30-21swapper/322:33:213
151062760,0sleep00-21swapper/023:43:230
79812750,0sleep40-21swapper/423:19:234
176272750,0sleep20-21swapper/221:17:312
116152750,0sleep60-21swapper/622:23:166
116152750,0sleep60-21swapper/622:23:156
114522750,0sleep10-21swapper/100:36:381
327622730,0sleep60-21swapper/622:35:186
25412730,0sleep10-21swapper/100:32:211
216492730,0sleep60-21swapper/600:17:286
91622720,0sleep40-21swapper/400:39:544
308502720,0sleep40-21swapper/422:45:094
98822710,1sleep30-21swapper/321:43:133
317192710,1sleep50-21swapper/523:51:465
317192710,1sleep50-21swapper/523:51:465
295682710,0sleep50-21swapper/500:11:335
248782710,0sleep50-21swapper/523:47:455
240242710,1sleep081ktimersoftd/021:41:180
227692710,0sleep40-21swapper/422:17:454
14772710,1sleep30-21swapper/321:25:413
138772710,1sleep50-21swapper/521:36:575
135292700,0sleep00-21swapper/000:33:330
120182690,0sleep10-21swapper/123:59:511
187042650,0sleep10-21swapper/100:23:561
249462620,0sleep10-21swapper/123:54:311
249462620,0sleep10-21swapper/123:54:311
69932610,0sleep60-21swapper/622:42:396
289392610,1sleep2321ktimersoftd/223:54:562
289392610,1sleep2321ktimersoftd/223:54:552
309692590,1sleep560-21ksoftirqd/522:45:105
1368325735,6sleep30-21swapper/319:09:473
1166925747,6sleep40-21swapper/419:05:074
1343625332,6sleep70-21swapper/719:06:387
215792490,0sleep00-21swapper/021:47:420
1349024837,7sleep50-21swapper/519:07:165
93772470,1sleep7660-21dbus-daemon21:10:087
1338824725,7sleep60-21swapper/619:05:586
1166624636,6sleep10-21swapper/119:05:041
224442440,1sleep7771ktimersoftd/723:04:127
1348524333,6sleep00-21swapper/019:07:110
295912420,0sleep30-21swapper/321:48:343
1344924131,6sleep20-21swapper/219:06:492
189692400,0sleep30-21swapper/300:27:193
317622250,1sleep00-21swapper/022:28:380
317622250,1sleep00-21swapper/022:28:380
81552240,1sleep5662-21gdbus00:32:585
216362240,0sleep40-21swapper/423:50:414
216362240,0sleep40-21swapper/423:50:404
13957992411,9cyclictest0-21swapper/500:37:475
4292230,0sleep30-21swapper/323:11:523
1393699230,4cyclictest15080-21sshd22:26:511
1393699230,4cyclictest15080-21sshd22:26:511
1393699230,4cyclictest0-21swapper/122:14:331
1393699230,1cyclictest0-21swapper/122:20:521
1393699230,1cyclictest0-21swapper/122:20:521
183682220,4sleep31394799cyclictest22:27:133
183682220,4sleep31394799cyclictest22:27:133
157812220,1sleep50-21swapper/522:13:445
1393699220,1cyclictest8733-21sshd22:36:081
78952210,0sleep50-21swapper/522:16:085
70022210,1sleep7761rcuc/722:16:027
326252210,0sleep40-21swapper/421:48:594
31102210,0sleep43093-21sshd23:02:074
197932210,1sleep219792-21sshd00:17:152
129052210,1sleep0660-21dbus-daemon22:59:560
1393699200,1cyclictest0-21swapper/122:18:131
69402190,0sleep40-21swapper/420:00:184
33362190,0sleep60-21swapper/622:12:256
322742190,0sleep20-21swapper/221:32:152
310812190,4sleep61396899cyclictest22:31:486
263842190,1sleep71036-21runrttasks23:47:567
60062180,1sleep4501ktimersoftd/422:59:114
45752180,0sleep50-21swapper/523:02:175
238652180,0sleep60-21swapper/622:54:246
182442180,0sleep60-21swapper/600:34:026
164292180,1sleep30-21swapper/300:33:523
54462170,0sleep20-21swapper/222:02:432
53872170,0sleep50-21swapper/523:05:375
312442170,0sleep00-21swapper/022:38:310
269102170,1sleep40-21swapper/423:44:394
157352170,0sleep20-21swapper/222:26:562
157352170,0sleep20-21swapper/222:26:552
1396899170,16cyclictest0-21swapper/623:10:166
1395799170,1cyclictest6559-21sshd22:55:495
325222160,0sleep10-21swapper/123:01:491
1395799160,2cyclictest0-21swapper/523:19:015
1395799160,2cyclictest0-21swapper/500:01:545
1395799160,1cyclictest21946-21sshd21:47:455
1395799160,1cyclictest0-21swapper/521:13:205
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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