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2025-04-02 - 06:39
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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 Wed Apr 02, 2025 00:45:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3206021340,4sleep3802299cyclictest00:21:353
2347021190,1sleep623469-21bash22:41:126
482421130,0sleep60-21swapper/600:02:066
482421130,0sleep60-21swapper/600:02:066
430621110,0sleep30-21swapper/300:02:033
430621110,0sleep30-21swapper/300:02:023
88332800,4sleep5803599cyclictest21:27:235
262642790,0sleep00-21swapper/023:08:070
103112780,1sleep40-21swapper/421:11:044
322332770,0sleep30-21swapper/322:02:313
311032770,1sleep5591ktimersoftd/522:05:455
140982760,1sleep00-21swapper/023:26:420
59972750,0sleep70-21swapper/721:43:287
327522750,0sleep081ktimersoftd/022:38:580
288392740,1sleep5591ktimersoftd/522:28:465
273372740,0sleep10-21swapper/122:11:591
251452740,0sleep30-21swapper/323:50:583
78732730,0sleep60-21swapper/600:32:286
61402730,1sleep36136-21sshd00:05:403
61402730,1sleep36136-21sshd00:05:403
40182720,0sleep20-21swapper/222:59:122
214552720,0sleep00-21swapper/000:03:530
214552720,0sleep00-21swapper/000:03:520
77202710,0sleep50-21swapper/523:35:525
282152700,0sleep00-21swapper/000:24:350
244832690,0sleep70-21swapper/700:14:177
219212690,0sleep40-21swapper/422:41:034
201082690,0sleep70-21swapper/722:01:157
15942690,0sleep10-21swapper/123:58:321
15942690,0sleep10-21swapper/123:58:321
143632690,0sleep50-21swapper/523:56:295
143632690,0sleep50-21swapper/523:56:285
108982690,0sleep70-21swapper/722:33:297
69002680,0sleep20-21swapper/223:09:292
322112680,0sleep70-21swapper/720:00:007
232492680,0sleep723248-21sshd23:24:167
200102680,0sleep60-21swapper/619:35:006
93572670,0sleep40-21swapper/422:30:044
279012670,0sleep10-21swapper/122:38:271
145672670,0sleep40-21swapper/400:03:094
145672670,0sleep40-21swapper/400:03:084
136422670,0sleep50-21swapper/523:26:395
237112660,0sleep10-21swapper/122:54:381
196112660,0sleep00-21swapper/023:37:070
289832620,0sleep6671rcuc/623:31:296
743325948,7sleep50-21swapper/519:05:295
777525848,6sleep70-21swapper/719:09:557
761725848,6sleep60-21swapper/619:07:536
774525747,6sleep40-21swapper/419:09:284
83662540,1sleep51036-21runrttasks00:25:535
83662540,1sleep51036-21runrttasks00:25:535
277122510,1sleep6681ktimersoftd/623:28:096
130452510,0sleep3401rcuc/323:03:223
759624939,6sleep30-21swapper/319:07:343
237252480,0sleep20-21swapper/222:08:222
777724634,7sleep00-21swapper/019:09:560
539824230,7sleep20-21swapper/219:05:012
756524130,7sleep10-21swapper/119:07:091
287502260,1sleep20-21swapper/222:12:072
293612230,1sleep129360-21sshd00:34:471
118792230,0sleep60-21swapper/621:11:136
308432220,0sleep60-21swapper/600:38:126
200502220,0sleep30-21swapper/323:37:113
86932200,0sleep70-21swapper/723:42:357
801199200,19cyclictest14341-21sshd22:33:511
32312200,1sleep13218-21ntp_states00:35:181
293682200,1sleep60-21swapper/622:58:276
212472200,0sleep50-21swapper/522:47:455
114492200,0sleep4501ktimersoftd/423:33:034
92512190,0sleep10-21swapper/123:09:451
801899190,11cyclictest5917-21sshd21:10:342
314042190,2sleep60-21swapper/621:49:276
280532190,0sleep20-21swapper/222:38:292
208652190,0sleep40-21swapper/400:30:244
207562190,2sleep70-21swapper/723:37:157
8029991816,1cyclictest537-40kipmi000:15:164
801899180,17cyclictest704-21systemd-logind23:10:372
801899180,17cyclictest25130-21bash21:25:422
801899180,16cyclictest24016-21bash23:50:512
801899180,16cyclictest0-21swapper/200:25:562
801899180,16cyclictest0-21swapper/200:25:552
61662180,0sleep50-21swapper/521:30:205
21392180,0sleep50-21swapper/500:38:355
801899170,16cyclictest14914-21grepconf.sh22:30:302
801899170,16cyclictest0-21swapper/200:17:532
801899170,13cyclictest0-21swapper/223:20:502
801899170,11cyclictest660-21dbus-daemon21:33:532
25292170,0sleep42503-21sshd23:22:064
218872170,4sleep2801899cyclictest23:43:582
203692170,0sleep00-21swapper/023:20:330
171582170,1sleep40-21swapper/422:00:554
160622170,0sleep10-21swapper/120:40:011
95402160,0sleep40-21swapper/422:26:454
804499160,14cyclictest0-21swapper/622:37:246
804499160,14cyclictest0-21swapper/621:22:176
8035991613,2cyclictest3751-21grepconf.sh23:15:345
8029991612,2cyclictest0-21swapper/421:47:134
801899160,9cyclictest662-21gdbus21:58:132
801899160,15cyclictest425-21sshd22:02:362
801899160,15cyclictest0-21swapper/221:45:502
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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