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2023-03-24 - 19:38

x86 Intel Atom x6425E @2000 MHz, Linux 5.15.49-rt47 (Profile)

Latency plot of system in rack #e, slot #3
Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 -q
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 rackeslot3 (updated Fri Mar 24, 2023 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1688528998440,42cyclictest1854583-21kworker/2:211:55:162
1688528997239,31cyclictest1692178-21kworker/2:007:50:002
1688528997041,28cyclictest1724621-21kworker/2:009:32:532
1688528996943,23cyclictest1873031-21kworker/2:112:35:162
1688528996939,28cyclictest2965435-1kworker/2:0H12:34:222
168852899692,65cyclictest0-21swapper/209:05:002
1688528996836,30cyclictest1803563-21kworker/2:110:45:152
1688528996741,24cyclictest1780455-21kworker/2:010:23:542
168852899660,64cyclictest0-21swapper/208:55:372
1688528996545,19cyclictest1780455-21kworker/2:010:40:172
1688528996536,28cyclictest1724621-21kworker/2:009:05:022
168852899650,64cyclictest0-21swapper/208:00:052
1688528996443,19cyclictest1836780-21kworker/2:211:30:142
1688528996358,3cyclictest1714874-21fschecks_count08:25:152
1688528996343,19cyclictest1780455-21kworker/2:010:35:162
1688528996341,20cyclictest1705458-21kworker/2:108:20:212
1688528996341,20cyclictest1705458-21kworker/2:108:20:202
1688528996339,23cyclictest1803563-21kworker/2:111:15:142
1688528996338,24cyclictest2965435-1kworker/2:0H09:18:402
1688528996338,23cyclictest1775599-21kworker/2:210:10:212
1688528996325,36cyclictest1724621-21kworker/2:009:10:142
1688528996256,3cyclictest1775638-21munin-run10:10:002
1688528996239,21cyclictest1803563-21kworker/2:110:50:152
1688528996236,24cyclictest2965435-1kworker/2:0H07:40:002
1688528996235,26cyclictest1836780-21kworker/2:211:35:202
1688528996157,2cyclictest0-21swapper/209:36:232
1688528996143,17cyclictest2965435-1kworker/2:0H07:55:142
1688528996143,17cyclictest1803563-21kworker/2:111:23:532
1688528996143,17cyclictest1705458-21kworker/2:108:10:182
1688528996143,17cyclictest1692178-21kworker/2:007:40:182
1688528996143,17cyclictest1692178-21kworker/2:007:25:172
1688528996143,17cyclictest1692178-21kworker/2:007:23:272
1688528996142,18cyclictest1685407-21kworker/2:107:15:012
1688528996139,20cyclictest1761000-21kworker/2:110:00:202
168852899611,55cyclictest0-21swapper/212:25:142
1688528996043,16cyclictest1803563-21kworker/2:111:00:012
1688528996043,16cyclictest1705458-21kworker/2:108:36:572
1688528996041,18cyclictest2965435-1kworker/2:0H08:50:152
1688528996041,18cyclictest1780455-21kworker/2:010:35:002
1688528996041,17cyclictest2965435-1kworker/2:0H12:10:002
1688528996041,17cyclictest1845014-21kworker/2:111:40:182
1688528996041,17cyclictest1692178-21kworker/2:007:53:232
1688528995954,3cyclictest0-21swapper/209:29:512
1688528995950,7cyclictest0-21swapper/210:28:552
1688528995941,17cyclictest1873031-21kworker/2:112:15:232
1688528995941,17cyclictest1803563-21kworker/2:111:25:182
1688528995941,16cyclictest1761000-21kworker/2:109:54:582
1688528995940,17cyclictest1724621-21kworker/2:009:45:232
1688528995940,17cyclictest1724621-21kworker/2:009:40:512
1688528995940,17cyclictest1705458-21kworker/2:108:16:522
1688528995939,18cyclictest1705458-21kworker/2:108:45:002
1688528995939,18cyclictest1705458-21kworker/2:108:33:092
1688528995938,19cyclictest1803563-21kworker/2:111:05:222
1688528995937,20cyclictest1873031-21kworker/2:112:23:232
1688526995954,3cyclictest1330802-1kworker/1:1H11:10:061
1688528995840,17cyclictest1685407-21kworker/2:107:13:182
1688528995840,16cyclictest1737586-21kworker/2:209:23:422
1688528995839,18cyclictest1775599-21kworker/2:210:15:002
1688528995839,18cyclictest1692178-21kworker/2:007:33:192
1688528995839,17cyclictest1845014-21kworker/2:111:45:162
1688528995838,18cyclictest1803563-21kworker/2:110:55:072
1688528995838,18cyclictest1705458-21kworker/2:108:05:162
1688528995738,18cyclictest1854583-21kworker/2:212:00:162
1688528995738,18cyclictest1845014-21kworker/2:111:50:162
1688528995738,18cyclictest1803563-21kworker/2:111:10:542
1688528995737,18cyclictest1761000-21kworker/2:109:55:232
1688528995651,4cyclictest26450irq/16-i801_smb08:40:532
1688532995451,2cyclictest1714030-21kworker/3:008:25:223
168852899541,51cyclictest0-21swapper/212:12:102
1688522995448,4cyclictest2927732-1kworker/0:0H11:05:210
1688522995350,2cyclictest1720765-21kworker/0:008:50:520
1688526995247,3cyclictest1330802-1kworker/1:1H12:18:511
1688526995247,3cyclictest1330802-1kworker/1:1H10:17:051
1688522995248,3cyclictest1712388-21kworker/0:008:32:530
1688522995248,3cyclictest1709155-21kworker/0:208:13:520
1688532995136,13cyclictest1798844-1kworker/3:2H12:35:163
1688532995133,14cyclictest3785909-1kworker/3:0H10:35:053
1688526995139,7cyclictest1737396-21kworker/1:109:37:521
1688522995148,2cyclictest1720765-21kworker/0:009:08:490
1688522995148,2cyclictest1712388-21kworker/0:008:28:230
1688522995147,3cyclictest1798042-21kworker/0:211:10:400
1688522995147,3cyclictest1694044-21kworker/0:007:29:510
1688522995138,5cyclictest2927732-1kworker/0:0H07:40:280
1688532995045,3cyclictest1870240-21kworker/3:212:15:233
1688526995045,3cyclictest1330802-1kworker/1:1H12:10:521
1688526995045,3cyclictest1330802-1kworker/1:1H11:54:171
1688526995045,3cyclictest1330802-1kworker/1:1H09:34:201
1688522995047,2cyclictest1740158-21kworker/0:209:30:380
1688522995047,2cyclictest1697527-21kworker/0:207:38:330
1688522995046,3cyclictest2927732-1kworker/0:0H12:04:510
1688522995046,3cyclictest1806277-21kworker/0:010:53:200
1688522995045,3cyclictest2927732-1kworker/0:0H11:30:050
1688522995045,3cyclictest1719128-21kworker/0:108:48:220
1688526994944,3cyclictest1330802-1kworker/1:1H11:24:231
1688522994946,2cyclictest1720765-21kworker/0:009:15:060
1688522994945,3cyclictest2927732-1kworker/0:0H10:13:240
1688522994945,3cyclictest1848314-21kworker/0:012:14:520
1688522994945,3cyclictest1798042-21kworker/0:211:01:120
1688522994945,3cyclictest1712388-21kworker/0:008:18:580
1688522994944,3cyclictest1736096-21kworker/0:109:51:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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