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2026-04-13 - 18:49
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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: ondemand
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack5slot4.osadl.org (updated Mon Apr 13, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32210216597,7sleep20-21swapper/207:06:562
32234212765,7sleep10-21swapper/107:07:141
32273212363,7sleep00-21swapper/007:07:450
323662113103,7sleep30-21swapper/307:08:573
54882790,0sleep20-21swapper/209:35:152
3262199290,17cyclictest0-21swapper/108:40:101
32616992913,14cyclictest0-21swapper/009:25:130
3262599280,27cyclictest0-21swapper/211:57:232
3262599280,27cyclictest0-21swapper/210:37:442
3262599271,25cyclictest0-21swapper/212:14:002
3262599270,26cyclictest0-21swapper/209:27:492
3262199270,13cyclictest0-21swapper/112:15:121
3262599260,25cyclictest0-21swapper/208:09:112
3262599260,21cyclictest0-21swapper/207:48:032
3262599250,24cyclictest0-21swapper/210:21:492
32625992422,2cyclictest0-21swapper/211:11:592
32625992422,2cyclictest0-21swapper/210:33:222
32625992422,2cyclictest0-21swapper/208:41:142
3262599240,23cyclictest0-21swapper/207:55:022
3262199240,18cyclictest0-21swapper/112:06:061
118772240,0sleep10-21swapper/112:00:241
3261699230,22cyclictest0-21swapper/012:08:090
32625992218,3cyclictest0-21swapper/209:46:582
3262599221,20cyclictest0-21swapper/210:44:352
3262599220,21cyclictest0-21swapper/208:14:512
32621992218,3cyclictest0-21swapper/109:46:131
3262199220,21cyclictest0-21swapper/107:21:391
32616992219,2cyclictest749-21snmpd11:11:440
32616992219,2cyclictest749-21snmpd10:52:050
32616992218,2cyclictest14100-21sadc12:35:000
3261699220,21cyclictest0-21swapper/008:10:000
32625992119,1cyclictest749-21snmpd12:20:382
32625992117,3cyclictest0-21swapper/209:08:462
3262599211,19cyclictest0-21swapper/208:31:152
3262599210,3cyclictest0-21swapper/212:33:382
3262599210,3cyclictest0-21swapper/211:41:082
3262599210,3cyclictest0-21swapper/210:19:012
3262599210,3cyclictest0-21swapper/209:42:522
3262599210,3cyclictest0-21swapper/208:20:542
3262599210,20cyclictest0-21swapper/212:28:482
3262599210,20cyclictest0-21swapper/212:02:292
3262599210,20cyclictest0-21swapper/211:25:052
3262599210,20cyclictest0-21swapper/211:02:322
3262599210,20cyclictest0-21swapper/208:17:452
3262599210,20cyclictest0-21swapper/208:17:442
3262599210,20cyclictest0-21swapper/207:31:202
3262199216,14cyclictest0-21swapper/108:25:151
32621992118,2cyclictest0-21swapper/111:19:441
3262199210,20cyclictest0-21swapper/109:55:041
3262199210,20cyclictest0-21swapper/108:54:181
3262199210,15cyclictest0-21swapper/107:17:591
32616992118,2cyclictest749-21snmpd12:20:360
32616992118,2cyclictest749-21snmpd09:00:400
32616992118,2cyclictest749-21snmpd08:55:100
32616992118,2cyclictest749-21snmpd07:35:380
3261699210,20cyclictest0-21swapper/012:00:260
3261699210,20cyclictest0-21swapper/007:13:540
32625992018,1cyclictest749-21snmpd10:51:202
32625992018,1cyclictest749-21snmpd10:46:322
32625992018,1cyclictest749-21snmpd10:09:162
32625992018,1cyclictest749-21snmpd07:19:452
32625992017,2cyclictest0-21swapper/210:27:342
32625992016,2cyclictest749-21snmpd09:04:432
32625992015,4cyclictest0-21swapper/207:35:122
3262599200,2cyclictest0-21swapper/208:36:362
3262599200,2cyclictest0-21swapper/208:02:062
3262599200,20cyclictest0-21swapper/211:18:262
3262599200,19cyclictest0-21swapper/212:35:292
3262599200,19cyclictest0-21swapper/208:53:192
3262199200,2cyclictest0-21swapper/111:49:501
3262199200,2cyclictest0-21swapper/111:32:511
3262199200,2cyclictest0-21swapper/111:27:321
3262199200,2cyclictest0-21swapper/108:49:491
32616992018,1cyclictest749-21snmpd11:55:410
32616992018,1cyclictest749-21snmpd11:46:260
32616992018,1cyclictest749-21snmpd11:41:540
32616992018,1cyclictest749-21snmpd11:25:530
32616992018,1cyclictest749-21snmpd11:05:530
32616992018,1cyclictest749-21snmpd10:59:590
32616992018,1cyclictest749-21snmpd10:38:340
32616992018,1cyclictest749-21snmpd09:49:360
32616992018,1cyclictest749-21snmpd09:42:010
32616992018,1cyclictest749-21snmpd09:21:460
32616992018,1cyclictest749-21snmpd09:07:480
32616992018,1cyclictest749-21snmpd08:42:360
32616992018,1cyclictest749-21snmpd08:35:290
32616992018,1cyclictest749-21snmpd07:27:470
32616992018,1cyclictest749-21snmpd07:18:140
32616992017,2cyclictest749-21snmpd10:34:160
32616992017,2cyclictest749-21snmpd09:12:100
32616992017,2cyclictest749-21snmpd07:31:510
32616992016,2cyclictest749-21snmpd12:11:530
32616992011,8cyclictest0-21swapper/011:54:490
3262599192,16cyclictest0-21swapper/209:57:402
32625991917,1cyclictest749-21snmpd12:07:442
32625991917,1cyclictest749-21snmpd11:53:292
32625991917,1cyclictest749-21snmpd11:38:022
32625991917,1cyclictest749-21snmpd09:50:102
32625991917,1cyclictest749-21snmpd08:57:512
32625991917,1cyclictest749-21snmpd08:50:012
32625991917,1cyclictest749-21snmpd08:28:352
32625991917,1cyclictest749-21snmpd07:40:412
32625991917,1cyclictest749-21snmpd07:26:592
32625991917,1cyclictest749-21snmpd07:20:412
32625991917,1cyclictest749-21snmpd07:13:562
32625991917,1cyclictest21073-21cat09:20:172
3262599191,2cyclictest0-21swapper/207:50:172
32621991917,1cyclictest749-21snmpd11:35:141
32621991917,1cyclictest749-21snmpd10:42:351
3262199190,18cyclictest0-21swapper/111:05:121
3261699192,11cyclictest0-21swapper/012:35:220
32616991917,1cyclictest749-21snmpd11:37:440
32616991917,1cyclictest749-21snmpd11:01:350
32616991917,1cyclictest749-21snmpd10:24:130
32616991917,1cyclictest749-21snmpd10:18:250
32616991917,1cyclictest749-21snmpd10:07:310
32616991917,1cyclictest749-21snmpd09:58:250
32616991917,1cyclictest749-21snmpd09:51:520
32616991917,1cyclictest749-21snmpd09:18:280
32616991917,1cyclictest749-21snmpd08:26:120
32616991917,1cyclictest749-21snmpd08:17:360
32616991917,1cyclictest749-21snmpd08:17:350
32616991917,1cyclictest749-21snmpd08:00:470
32616991916,2cyclictest749-21snmpd10:12:330
32616991916,2cyclictest749-21snmpd08:23:140
3261699191,11cyclictest0-21swapper/009:37:480
3261699190,3cyclictest0-21swapper/011:20:090
32625991817,1cyclictest0-21swapper/210:56:382
32625991816,2cyclictest0-21swapper/211:30:232
32625991816,1cyclictest749-21snmpd11:09:172
32625991816,1cyclictest749-21snmpd09:19:522
3262199185,8cyclictest0-21swapper/111:00:211
32621991816,1cyclictest749-21snmpd11:55:361
32621991816,1cyclictest749-21snmpd08:58:521
32621991815,3cyclictest0-21swapper/112:21:111
32621991815,2cyclictest0-21swapper/111:21:231
32621991815,2cyclictest0-21swapper/107:38:351
3261699183,9cyclictest0-21swapper/008:45:130
3261699183,7cyclictest752-21lldpd07:45:420
32616991816,1cyclictest749-21snmpd12:27:170
32616991816,1cyclictest749-21snmpd11:32:110
32616991816,1cyclictest749-21snmpd09:30:540
32616991816,1cyclictest749-21snmpd08:10:060
32616991816,1cyclictest749-21snmpd07:20:090
32616991815,2cyclictest749-21snmpd10:25:040
32616991815,2cyclictest749-21snmpd07:56:360
3262599174,8cyclictest16023-21sensors10:10:232
3262599173,8cyclictest0-21swapper/210:02:182
32625991715,1cyclictest749-21snmpd09:11:492
32625991714,2cyclictest749-21snmpd09:34:012
3262599171,15cyclictest0-21swapper/212:19:382
3262199179,7cyclictest0-21swapper/110:53:151
3262199172,14cyclictest0-21swapper/110:35:391
32621991715,2cyclictest0-21swapper/108:23:361
32621991715,2cyclictest0-21swapper/107:45:091
32621991715,2cyclictest0-21swapper/107:44:111
32621991715,1cyclictest749-21snmpd12:25:201
32621991715,1cyclictest749-21snmpd07:32:511
32621991715,1cyclictest3116-21sadc09:05:011
32621991713,3cyclictest0-21swapper/109:40:341
3262199170,16cyclictest0-21swapper/108:10:191
3262199170,11cyclictest0-21swapper/112:30:531
3262199170,11cyclictest0-21swapper/112:10:051
3262199170,11cyclictest0-21swapper/110:22:421
3262199170,11cyclictest0-21swapper/108:35:131
3262199170,11cyclictest0-21swapper/107:25:191
32616991715,1cyclictest749-21snmpd12:15:560
32616991715,1cyclictest749-21snmpd11:18:450
32616991715,1cyclictest749-21snmpd10:46:560
32616991715,1cyclictest749-21snmpd07:53:560
32616991715,1cyclictest749-21snmpd07:44:540
32616991715,1cyclictest29810-21cat08:30:190
3261699170,16cyclictest0-21swapper/010:00:060
3261699170,11cyclictest0-21swapper/008:50:160
32625991614,1cyclictest749-21snmpd11:49:092
3262599161,14cyclictest0-21swapper/211:20:182
3262199168,7cyclictest0-21swapper/111:52:201
3262199168,7cyclictest0-21swapper/110:55:191
3262199168,7cyclictest0-21swapper/109:25:281
32621991614,2cyclictest0-21swapper/111:11:051
32621991614,2cyclictest0-21swapper/110:03:511
3262199161,14cyclictest0-21swapper/109:07:211
3262199160,4cyclictest0-21swapper/110:27:081
3262199160,15cyclictest0-21swapper/108:15:121
3262199160,15cyclictest0-21swapper/108:15:111
3262199160,11cyclictest0-21swapper/107:55:251
3262199160,10cyclictest0-21swapper/110:45:211
3262199160,10cyclictest0-21swapper/110:30:251
3262199160,10cyclictest0-21swapper/110:15:261
3262199160,10cyclictest0-21swapper/109:14:551
3262199160,10cyclictest0-21swapper/108:30:151
3262199160,10cyclictest0-21swapper/107:10:011
32616991614,1cyclictest749-21snmpd10:40:050
1822121610,3sleep30-21swapper/310:43:583
32621991514,1cyclictest0-21swapper/109:30:251
32621991513,2cyclictest0-21swapper/110:08:251
3262199150,9cyclictest0-21swapper/109:15:251
3262199150,14cyclictest0-21swapper/111:42:001
3262199150,14cyclictest0-21swapper/109:50:121
3262199150,14cyclictest0-21swapper/109:20:031
3262199150,14cyclictest0-21swapper/108:05:141
3262199150,14cyclictest0-21swapper/107:50:241
234732159,3sleep30-21swapper/310:45:263
168062158,3sleep30-21swapper/308:19:573
168062158,3sleep30-21swapper/308:19:563
97662148,3sleep30-21swapper/307:41:523
973221410,3sleep30-21swapper/309:37:343
860321410,3sleep30-21swapper/309:08:433
82572142,3sleep30-21swapper/312:26:593
813921410,3sleep30-21swapper/311:02:523
726321410,3sleep30-21swapper/308:37:073
542421410,3sleep30-21swapper/308:07:313
34692148,3sleep30-21swapper/307:35:283
32621991412,2cyclictest0-21swapper/110:11:521
32621991410,3cyclictest0-21swapper/108:03:181
3230321410,3sleep30-21swapper/308:03:033
3098821410,3sleep30-21swapper/309:28:363
3064021410,3sleep30-21swapper/311:24:153
2933121410,3sleep30-21swapper/310:52:553
288802147,3sleep30-21swapper/308:30:063
284052149,3sleep30-21swapper/308:26:543
280421410,3sleep30-21swapper/312:24:103
279412149,3sleep30-21swapper/311:50:063
2665521410,3sleep30-21swapper/309:53:433
265122149,4sleep30-21swapper/307:55:503
2397421410,3sleep30-21swapper/308:50:333
2201721410,3sleep30-21swapper/310:16:063
2088921410,3sleep30-21swapper/309:46:313
1851521410,3sleep30-21swapper/308:47:043
1765121410,3sleep30-21swapper/312:07:163
174362148,3sleep30-21swapper/308:20:133
1530321410,3sleep30-21swapper/309:42:033
1526621410,3sleep30-21swapper/311:36:403
1409721410,3sleep30-21swapper/309:12:263
1370321410,3sleep30-21swapper/311:07:213
124292149,3sleep30-21swapper/310:36:293
1098721410,3sleep30-21swapper/308:11:593
96692139,3sleep30-21swapper/311:32:563
7962139,3sleep30-21swapper/310:25:483
68042138,3sleep30-21swapper/310:31:453
62762139,3sleep30-21swapper/311:56:023
53732139,3sleep30-21swapper/307:10:363
53402139,3sleep30-21swapper/310:02:253
42342139,3sleep30-21swapper/309:34:343
320032139,3sleep30-21swapper/309:55:283
304792139,3sleep30-21swapper/307:32:593
28842139,3sleep30-21swapper/309:02:143
276422139,3sleep30-21swapper/310:21:193
272672139,3sleep30-21swapper/311:48:053
248592139,3sleep30-21swapper/311:17:023
24692138,3sleep30-21swapper/310:57:243
235672139,3sleep30-21swapper/312:12:283
212392139,3sleep30-21swapper/311:41:533
210412139,3sleep30-21swapper/307:52:223
201472139,3sleep30-21swapper/309:20:083
196852139,3sleep30-21swapper/307:25:033
195332139,3sleep30-21swapper/312:37:193
191692139,3sleep30-21swapper/307:21:183
138422139,3sleep30-21swapper/312:31:503
134822139,3sleep30-21swapper/307:15:503
128462139,3sleep30-21swapper/308:41:203
121082139,3sleep30-21swapper/312:03:163
109962139,3sleep30-21swapper/310:08:103
102482139,3sleep30-21swapper/307:45:083
40992128,3sleep30-21swapper/311:28:553
293882128,3sleep30-21swapper/312:16:253
198252128,3sleep30-21swapper/309:19:083
192222129,2sleep30-21swapper/311:11:333
164822128,3sleep30-21swapper/310:11:503
3262199119,2cyclictest0-21swapper/109:37:461
3262199113,7cyclictest0-21swapper/112:35:111
298812106,3sleep30-21swapper/308:59:453
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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