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2025-12-01 - 22:27
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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 rackeslot3.osadl.org (updated Mon Dec 01, 2025 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
214185799690,4cyclictest2194283-21fschecks_count09:45:151
2141857996856,11cyclictest0-21swapper/111:53:431
2141857996562,2cyclictest0-21swapper/110:48:421
2141857996461,2cyclictest0-21swapper/112:06:491
2141857996442,20cyclictest2178835-1kworker/1:0H11:20:001
214185799640,63cyclictest0-21swapper/107:25:151
214185799640,63cyclictest0-21swapper/107:25:151
214185799640,2cyclictest0-21swapper/109:17:261
214185799630,2cyclictest0-21swapper/109:20:061
2141857996243,17cyclictest2202368-21kworker/1:110:20:141
2141857996237,24cyclictest2233724-21kworker/1:111:45:161
214185799620,1cyclictest0-21swapper/108:37:551
2141857996158,2cyclictest0-21swapper/110:25:121
2141857996143,14cyclictest2212118-21kworker/1:011:00:361
2141857996058,1cyclictest0-21swapper/109:37:291
2141857995957,1cyclictest0-21swapper/111:26:221
2141857995957,1cyclictest0-21swapper/109:10:541
2141857995956,2cyclictest0-21swapper/112:16:281
2141857995956,2cyclictest0-21swapper/109:42:291
2141857995943,15cyclictest2212118-21kworker/1:010:41:091
2141857995855,2cyclictest0-21swapper/111:31:131
2141857995855,2cyclictest0-21swapper/108:40:561
2141857995855,2cyclictest0-21swapper/107:22:431
2141857995855,2cyclictest0-21swapper/107:15:421
2141857995843,14cyclictest2231504-21kworker/1:211:45:011
2141857995843,14cyclictest2159664-21kworker/1:208:30:081
2141857995842,15cyclictest2221507-21kworker/1:211:10:011
2141857995842,15cyclictest2212118-21kworker/1:010:57:171
2141857995842,15cyclictest2202368-21kworker/1:110:10:151
2141857995841,16cyclictest2159664-21kworker/1:208:05:191
2141857995840,17cyclictest2202368-21kworker/1:110:35:151
2141857995755,1cyclictest0-21swapper/109:30:311
2141857995754,2cyclictest0-21swapper/107:59:131
2141857995742,14cyclictest2225359-21kworker/1:011:35:061
2141857995742,14cyclictest2225359-21kworker/1:011:35:061
2141857995742,14cyclictest2212118-21kworker/1:010:50:151
2141857995742,14cyclictest2183911-21kworker/1:209:25:321
2141857995742,14cyclictest2175550-21kworker/1:009:00:221
2141857995740,16cyclictest2175550-21kworker/1:009:05:171
2141857995740,16cyclictest2175550-21kworker/1:008:55:141
2141857995737,18cyclictest2178835-1kworker/1:0H10:00:001
2141857995653,2cyclictest0-21swapper/110:32:391
2141857995641,14cyclictest2200407-21kworker/1:210:05:171
2141857995641,14cyclictest2200407-21kworker/1:210:05:171
2141857995641,14cyclictest2159664-21kworker/1:208:15:151
2141857995641,14cyclictest2143376-21kworker/1:107:33:431
2141857995640,15cyclictest2202368-21kworker/1:110:20:001
2141857995640,14cyclictest2178835-1kworker/1:0H11:05:151
2141857995639,16cyclictest2225359-21kworker/1:011:20:131
2141857995639,16cyclictest2152826-21kworker/1:007:41:111
2141857995639,16cyclictest2143376-21kworker/1:107:35:131
2141857995540,14cyclictest2233724-21kworker/1:111:55:531
2141857995540,14cyclictest2159664-21kworker/1:208:24:151
2141857995540,14cyclictest2152826-21kworker/1:007:50:141
2141857995539,15cyclictest2248230-21kworker/1:012:33:181
2141857995537,17cyclictest2192145-21kworker/1:009:50:151
2141857995537,17cyclictest2159664-21kworker/1:208:25:141
2141857995439,14cyclictest2233724-21kworker/1:112:26:171
2141857995438,15cyclictest2248230-21kworker/1:012:35:141
2141857995438,15cyclictest2159664-21kworker/1:208:13:421
2141865995349,2cyclictest2141671-21kworker/3:107:25:163
2141865995349,2cyclictest2141671-21kworker/3:107:25:153
2141861995349,3cyclictest99490-1kworker/2:2H12:25:222
2141865995248,3cyclictest1395319-1kworker/3:0H09:05:553
2141865995246,3cyclictest1395319-1kworker/3:0H08:40:133
2141861995249,2cyclictest2234790-21kworker/2:012:09:432
2141857995249,2cyclictest0-21swapper/112:13:451
2141857995237,14cyclictest2233724-21kworker/1:112:24:551
2141857995237,14cyclictest2159664-21kworker/1:208:50:141
2141857995237,14cyclictest2152826-21kworker/1:008:00:011
2141857995237,14cyclictest2152826-21kworker/1:007:45:231
2141857995236,15cyclictest2233724-21kworker/1:112:00:151
2141857995235,16cyclictest2159664-21kworker/1:208:45:181
2141854995247,3cyclictest1751615-1kworker/0:0H11:30:460
2141861995147,2cyclictest2219943-21kworker/2:011:21:012
2141861995147,2cyclictest108299-21kworker/2:007:10:422
2141861995146,3cyclictest2211575-21kworker/2:110:59:232
2141861995146,3cyclictest108299-21kworker/2:007:49:192
2141857995136,14cyclictest2192145-21kworker/1:010:02:051
2141865995046,2cyclictest1395319-1kworker/3:0H11:10:153
2141865995046,1cyclictest1395319-1kworker/3:0H12:35:143
2141865995045,3cyclictest1395319-1kworker/3:0H07:18:433
2141861995047,2cyclictest108299-21kworker/2:007:34:432
2141861995046,3cyclictest2229622-21kworker/2:111:47:472
2141861995045,3cyclictest99490-1kworker/2:2H09:27:032
214185799500,49cyclictest0-21swapper/107:11:421
2141865994946,2cyclictest2201778-21kworker/3:010:44:553
2141865994946,2cyclictest2141671-21kworker/3:107:34:553
2141865994944,4cyclictest2182040-21kworker/3:110:09:553
2141865994944,4cyclictest2182040-21kworker/3:110:09:553
2141861994946,2cyclictest2229622-21kworker/2:111:44:412
2141854994946,2cyclictest2224731-21kworker/0:011:26:010
2141865994844,3cyclictest2201778-21kworker/3:010:39:563
2141865994844,3cyclictest1395319-1kworker/3:0H08:09:553
2141865994844,2cyclictest2222054-21kworker/3:211:34:553
2141865994844,2cyclictest1395319-1kworker/3:0H08:14:553
2141861994845,2cyclictest2211575-21kworker/2:110:51:092
2141861994845,2cyclictest2169097-21kworker/2:210:35:232
2141861994844,2cyclictest2219943-21kworker/2:011:15:472
2141861994843,3cyclictest99490-1kworker/2:2H12:19:442
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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