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2025-06-12 - 14:17
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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 Thu Jun 12, 2025 12:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
140622840,1sleep40-21swapper/409:25:354
80692790,0sleep10-21swapper/110:50:201
273322790,0sleep50-21swapper/510:24:515
141042790,2sleep70-21swapper/712:02:327
242332780,1sleep11036-21runrttasks12:36:481
67092760,0sleep50-21swapper/509:57:505
286062760,0sleep40-21swapper/411:03:064
284172740,1sleep11036-21runrttasks10:05:401
269092740,1sleep5591ktimersoftd/510:29:325
164952740,1sleep2311rcuc/211:53:372
198482730,0sleep5581rcuc/511:35:135
198482730,0sleep5581rcuc/511:35:125
174382730,0sleep60-21swapper/611:20:316
174382730,0sleep60-21swapper/611:20:306
145022730,0sleep50-21swapper/511:10:275
308272720,0sleep70-21swapper/712:19:077
208172720,0sleep40-21swapper/409:45:314
122162720,1sleep70-21swapper/709:49:117
20242710,0sleep70-21swapper/712:33:427
228982700,0sleep30-21swapper/310:09:513
50642690,0sleep00-21swapper/010:35:370
33472690,0sleep60-21swapper/610:49:536
102682670,0sleep40-21swapper/410:41:104
33372640,0sleep00-21swapper/011:56:150
11492630,0sleep00-21swapper/009:28:370
1125226341,6sleep70-21swapper/707:08:397
1110926050,6sleep60-21swapper/607:06:536
1114425948,7sleep50-21swapper/507:07:165
296582560,0sleep10-21swapper/111:17:371
153262560,4sleep41161399cyclictest09:20:544
45222550,0sleep40-21swapper/409:38:344
1114225241,7sleep30-21swapper/307:07:143
1114824736,7sleep00-21swapper/007:07:190
1113124736,7sleep10-21swapper/107:07:041
1112524130,7sleep40-21swapper/407:06:594
1101223929,6sleep20-21swapper/207:05:372
11596992815,12cyclictest0-21swapper/112:13:091
3012260,1sleep432765-21sshd10:58:574
157802250,0sleep70-21swapper/711:34:437
301912240,0sleep10-21swapper/110:30:001
30502230,1sleep10-21swapper/112:19:481
11596992312,10cyclictest0-21swapper/111:58:501
11596992213,8cyclictest0-21swapper/112:05:131
275032210,1sleep71036-21runrttasks12:37:197
123792210,0sleep50-21swapper/510:55:465
1159699210,20cyclictest0-21swapper/112:03:111
1159699210,20cyclictest0-21swapper/111:53:221
295902200,1sleep70-21swapper/711:08:057
40812190,1sleep20-21swapper/210:54:462
210562190,0sleep621058-21id10:57:066
1160999190,1cyclictest0-21swapper/309:25:153
287212180,1sleep50-21swapper/511:45:475
287212180,1sleep50-21swapper/511:45:465
278292180,1sleep70-21swapper/712:00:007
233352180,1sleep51036-21runrttasks10:14:415
233352180,1sleep51036-21runrttasks10:14:415
186312180,0sleep20-21swapper/211:44:322
170372180,0sleep50-21swapper/510:18:265
168072180,0sleep60-21swapper/612:07:366
12842180,0sleep40-21swapper/412:05:174
135292170,1sleep70-21swapper/709:25:307
1163599172,1cyclictest0-21swapper/710:45:197
1163099170,2cyclictest0-21swapper/608:05:146
1163099170,1cyclictest0-21swapper/611:55:216
70922160,0sleep70-21swapper/711:14:237
316782160,0sleep00-21swapper/010:49:160
307542160,1sleep00-21swapper/012:00:160
192652160,0sleep50-21swapper/510:47:205
1163599162,12cyclictest704-21systemd-logind09:23:017
1162499160,14cyclictest0-21swapper/509:53:245
11596991612,2cyclictest660-21dbus-daemon09:11:151
1159699160,14cyclictest0-21swapper/109:46:431
1159699160,13cyclictest0-21swapper/109:50:411
1163599150,13cyclictest0-21swapper/709:43:197
11630991511,2cyclictest0-21swapper/610:00:206
1163099150,13cyclictest0-21swapper/611:32:316
1162499150,13cyclictest0-21swapper/512:34:015
1161399150,3cyclictest0-21swapper/407:55:144
11596991511,3cyclictest5063-21sed10:40:221
1159699150,3cyclictest0-21swapper/110:59:261
1159199150,13cyclictest17510-21crond09:49:590
1159199150,13cyclictest0-21swapper/010:31:000
100372150,0sleep60-21swapper/609:10:306
11630991411,2cyclictest0-21swapper/609:58:516
1163099140,3cyclictest0-21swapper/608:35:246
1163099140,12cyclictest11987-21/usr/sbin/munin12:30:196
11624991410,2cyclictest31613-21sshd10:54:015
1162499140,12cyclictest0-21swapper/509:48:585
1161399140,2cyclictest704-21systemd-logind11:35:084
1161399140,2cyclictest704-21systemd-logind11:35:084
1161399140,2cyclictest0-21swapper/410:17:594
1161399140,12cyclictest15247-21grepconf.sh11:15:214
11609991412,1cyclictest13350irq/24-ahci[00011:59:493
11609991411,2cyclictest0-21swapper/310:02:233
1160399140,2cyclictest0-21swapper/210:26:412
1160399140,2cyclictest0-21swapper/210:04:562
1160399140,2cyclictest0-21swapper/209:33:362
11596991410,2cyclictest0-21swapper/109:19:341
1159699140,13cyclictest0-21swapper/111:23:411
1159699140,13cyclictest0-21swapper/111:23:411
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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