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2026-05-23 - 18:10
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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 Sat May 23, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20252177106,7sleep10-21swapper/107:08:301
19792115106,6sleep20-21swapper/207:07:542
18622114104,7sleep30-21swapper/307:06:233
20392113103,7sleep00-21swapper/007:08:410
178252580,0sleep30-21swapper/308:45:183
116472550,0sleep111649-21kthreadcore12:30:181
231199291,27cyclictest0-21swapper/209:36:432
231199280,27cyclictest0-21swapper/210:48:532
229999280,19cyclictest0-21swapper/011:05:110
231199270,26cyclictest0-21swapper/207:13:222
230499270,26cyclictest0-21swapper/108:38:301
230499270,26cyclictest0-21swapper/107:59:461
2299992718,1cyclictest749-21snmpd10:38:020
231199260,25cyclictest0-21swapper/208:08:102
230499260,25cyclictest0-21swapper/110:15:591
230499260,25cyclictest0-21swapper/109:02:481
2311992523,2cyclictest0-21swapper/207:34:312
2311992518,7cyclictest0-21swapper/211:50:292
231199250,24cyclictest0-21swapper/212:05:412
231199250,24cyclictest0-21swapper/208:19:582
2304992523,2cyclictest0-21swapper/111:06:361
2311992422,2cyclictest0-21swapper/212:39:152
2311992422,2cyclictest0-21swapper/210:50:292
2311992421,2cyclictest0-21swapper/208:24:072
2304992422,2cyclictest0-21swapper/108:21:241
230499240,23cyclictest0-21swapper/111:23:121
230499240,23cyclictest0-21swapper/109:12:251
2311992319,2cyclictest749-21snmpd10:20:172
231199231,21cyclictest0-21swapper/210:12:402
231199231,21cyclictest0-21swapper/210:12:402
2304992321,2cyclictest0-21swapper/109:47:191
2304992321,2cyclictest0-21swapper/107:44:041
2304992320,2cyclictest0-21swapper/108:05:491
229999239,9cyclictest0-21swapper/010:40:220
2311992220,2cyclictest0-21swapper/212:12:562
2311992220,2cyclictest0-21swapper/211:24:422
2311992217,4cyclictest0-21swapper/208:50:572
231199220,21cyclictest0-21swapper/211:03:172
2304992220,2cyclictest0-21swapper/108:17:251
2304992220,2cyclictest0-21swapper/107:47:241
230499220,3cyclictest0-21swapper/109:30:431
230499220,21cyclictest0-21swapper/112:23:141
230499220,21cyclictest0-21swapper/110:57:471
230499220,21cyclictest0-21swapper/110:44:231
230499220,21cyclictest0-21swapper/109:23:211
230499220,21cyclictest0-21swapper/107:52:371
230499220,21cyclictest0-21swapper/107:21:241
229999220,16cyclictest0-21swapper/010:14:460
229999220,16cyclictest0-21swapper/010:14:460
2311992119,2cyclictest0-21swapper/210:58:182
2311992117,3cyclictest0-21swapper/210:30:352
2311992117,3cyclictest0-21swapper/207:41:312
231199211,19cyclictest0-21swapper/209:05:282
231199210,20cyclictest0-21swapper/212:32:512
231199210,20cyclictest0-21swapper/212:23:322
231199210,20cyclictest0-21swapper/211:45:532
231199210,20cyclictest0-21swapper/211:40:172
231199210,20cyclictest0-21swapper/209:28:342
230499210,3cyclictest0-21swapper/111:27:171
230499210,2cyclictest0-21swapper/112:06:141
230499210,2cyclictest0-21swapper/109:40:111
230499210,21cyclictest0-21swapper/111:42:081
230499210,20cyclictest0-21swapper/111:56:531
230499210,20cyclictest0-21swapper/111:47:571
230499210,20cyclictest0-21swapper/111:32:541
230499210,20cyclictest0-21swapper/110:33:321
230499210,20cyclictest0-21swapper/110:14:111
230499210,20cyclictest0-21swapper/110:14:111
230499210,20cyclictest0-21swapper/110:07:071
230499210,20cyclictest0-21swapper/109:17:251
230499210,20cyclictest0-21swapper/108:52:341
230499210,20cyclictest0-21swapper/108:43:431
230499210,20cyclictest0-21swapper/108:12:211
230499210,20cyclictest0-21swapper/107:32:481
230499210,20cyclictest0-21swapper/107:26:071
2299992119,1cyclictest749-21snmpd07:54:340
229999210,20cyclictest0-21swapper/009:28:550
2311992018,2cyclictest0-21swapper/212:26:452
2311992018,2cyclictest0-21swapper/210:27:172
2311992018,1cyclictest749-21snmpd11:10:112
2311992018,1cyclictest749-21snmpd10:40:082
2311992018,1cyclictest749-21snmpd09:54:282
2311992018,1cyclictest749-21snmpd07:28:102
2311992018,1cyclictest749-21snmpd07:24:302
2311992016,3cyclictest0-21swapper/211:58:262
2311992016,3cyclictest0-21swapper/208:35:492
2311992016,3cyclictest0-21swapper/208:25:452
231199200,2cyclictest0-21swapper/208:59:012
230499205,14cyclictest0-21swapper/110:45:121
2304992018,2cyclictest0-21swapper/112:03:181
2304992018,2cyclictest0-21swapper/108:31:431
2304992018,1cyclictest749-21snmpd11:15:111
2304992017,3cyclictest0-21swapper/109:51:281
2304992017,2cyclictest0-21swapper/110:53:081
230499200,2cyclictest0-21swapper/110:21:111
230499200,2cyclictest0-21swapper/109:56:071
230499200,2cyclictest0-21swapper/109:08:431
230499200,20cyclictest0-21swapper/108:00:371
230499200,19cyclictest0-21swapper/112:10:451
230499200,19cyclictest0-21swapper/111:02:561
230499200,19cyclictest0-21swapper/109:38:251
230499200,19cyclictest0-21swapper/107:15:401
2299992018,2cyclictest0-21swapper/008:21:540
2299992018,1cyclictest749-21snmpd12:37:430
2299992018,1cyclictest749-21snmpd12:25:110
2299992018,1cyclictest749-21snmpd10:16:080
2299992018,1cyclictest749-21snmpd09:58:400
2299992018,1cyclictest749-21snmpd09:35:250
2299992018,1cyclictest749-21snmpd08:46:240
2299992018,1cyclictest749-21snmpd08:01:580
2299992018,1cyclictest749-21snmpd07:59:360
2299992018,1cyclictest749-21snmpd07:16:580
2299992016,2cyclictest749-21snmpd10:22:200
2311991917,2cyclictest0-21swapper/211:32:472
2311991917,2cyclictest0-21swapper/210:02:012
2311991917,1cyclictest749-21snmpd12:15:482
2311991917,1cyclictest749-21snmpd10:05:372
2311991917,1cyclictest749-21snmpd09:22:192
2311991917,1cyclictest749-21snmpd08:11:182
2311991917,1cyclictest749-21snmpd07:57:102
2311991917,1cyclictest749-21snmpd07:49:092
2311991917,1cyclictest749-21snmpd07:19:342
2311991916,2cyclictest749-21snmpd08:30:222
2311991916,2cyclictest0-21swapper/207:51:462
231199190,1cyclictest0-21swapper/211:15:562
230499195,13cyclictest0-21swapper/108:55:141
2304991917,2cyclictest0-21swapper/110:37:471
2304991917,2cyclictest0-21swapper/109:26:011
2304991917,2cyclictest0-21swapper/108:47:311
2304991917,1cyclictest749-21snmpd11:36:261
2299991917,1cyclictest749-21snmpd12:18:020
2299991917,1cyclictest749-21snmpd12:14:360
2299991917,1cyclictest749-21snmpd11:02:440
2299991917,1cyclictest749-21snmpd10:28:350
2299991917,1cyclictest749-21snmpd10:01:370
2299991917,1cyclictest749-21snmpd09:45:490
2299991917,1cyclictest749-21snmpd09:30:310
2299991917,1cyclictest749-21snmpd09:11:180
2299991917,1cyclictest749-21snmpd09:00:340
2299991917,1cyclictest749-21snmpd08:30:310
2299991917,1cyclictest749-21snmpd07:43:090
2299991917,1cyclictest749-21snmpd07:32:150
2299991917,1cyclictest749-21snmpd07:27:490
229999191,16cyclictest0-21swapper/011:10:310
231199182,15cyclictest0-21swapper/209:48:342
2311991816,1cyclictest749-21snmpd12:04:002
2311991816,1cyclictest749-21snmpd11:37:472
2311991816,1cyclictest749-21snmpd09:13:492
2311991816,1cyclictest749-21snmpd08:40:342
2311991814,3cyclictest0-21swapper/209:55:462
2311991814,2cyclictest749-21snmpd09:00:492
2304991816,2cyclictest0-21swapper/111:12:201
2304991816,2cyclictest0-21swapper/110:25:531
229999183,1cyclictest31231-21sshd08:55:400
229999183,14cyclictest0-21swapper/010:45:290
229999183,13cyclictest16172-21/usr/sbin/munin09:15:170
2299991816,1cyclictest749-21snmpd12:20:530
2299991816,1cyclictest749-21snmpd11:56:330
2299991816,1cyclictest749-21snmpd11:46:110
2299991816,1cyclictest749-21snmpd11:37:320
2299991816,1cyclictest749-21snmpd11:27:320
2299991816,1cyclictest749-21snmpd11:23:350
2299991816,1cyclictest749-21snmpd10:55:470
2299991816,1cyclictest749-21snmpd10:51:330
2299991816,1cyclictest749-21snmpd09:53:580
2299991816,1cyclictest749-21snmpd09:24:580
2299991816,1cyclictest749-21snmpd09:07:520
2299991816,1cyclictest749-21snmpd08:50:460
2299991816,1cyclictest749-21snmpd08:43:460
2299991816,1cyclictest749-21snmpd08:36:100
2299991816,1cyclictest749-21snmpd08:12:490
2299991816,1cyclictest749-21snmpd08:09:160
2299991816,1cyclictest749-21snmpd07:46:460
2299991816,1cyclictest749-21snmpd07:21:390
229999180,17cyclictest0-21swapper/009:40:100
229999180,11cyclictest0-21swapper/011:30:130
2311991715,1cyclictest749-21snmpd09:41:372
2311991715,1cyclictest749-21snmpd08:47:102
2311991715,1cyclictest749-21snmpd08:03:032
2311991715,1cyclictest749-21snmpd07:38:032
231199171,15cyclictest0-21swapper/211:05:202
231199171,15cyclictest0-21swapper/209:32:062
231199170,16cyclictest0-21swapper/211:25:352
231199170,14cyclictest280-21systemd-journal10:18:082
2304991715,2cyclictest0-21swapper/112:35:281
2304991715,2cyclictest0-21swapper/112:29:451
2304991715,2cyclictest0-21swapper/111:51:051
2304991715,1cyclictest749-21snmpd07:35:011
2299991715,1cyclictest749-21snmpd12:30:050
2299991715,1cyclictest749-21snmpd12:05:560
2299991715,1cyclictest749-21snmpd11:53:200
2299991715,1cyclictest749-21snmpd11:41:320
2299991715,1cyclictest749-21snmpd11:17:500
2299991715,1cyclictest749-21snmpd10:08:400
2299991715,1cyclictest749-21snmpd08:26:220
2299991715,1cyclictest749-21snmpd07:38:400
229999170,16cyclictest0-21swapper/012:00:430
229999170,11cyclictest0-21swapper/008:15:150
139892171,12sleep30-21swapper/311:35:203
2311991614,1cyclictest749-21snmpd09:18:512
231199160,10cyclictest0-21swapper/210:35:182
230499169,7cyclictest0-21swapper/112:15:301
230499161,11cyclictest0-21swapper/107:12:351
230499160,10cyclictest0-21swapper/108:25:211
2299991614,1cyclictest749-21snmpd10:33:560
2299991614,1cyclictest749-21snmpd07:10:570
73682159,3sleep30-21swapper/308:07:073
55322159,3sleep30-21swapper/311:25:583
49072158,3sleep30-21swapper/311:00:073
2581421510,3sleep30-21swapper/310:48:583
235532159,3sleep30-21swapper/312:10:433
230499150,14cyclictest0-21swapper/110:02:431
180522156,3sleep30-21swapper/310:11:223
180522156,3sleep30-21swapper/310:11:213
99802148,3sleep30-21swapper/310:35:163
861821410,3sleep30-21swapper/308:37:263
853621410,3sleep30-21swapper/310:32:493
47621410,3sleep30-21swapper/309:30:083
43362148,3sleep30-21swapper/310:55:543
3250321410,3sleep30-21swapper/311:22:463
3242821410,3sleep30-21swapper/309:26:243
315662147,3sleep30-21swapper/309:00:013
3126121410,3sleep30-21swapper/308:56:053
311902149,3sleep30-21swapper/310:51:103
297772149,3sleep30-21swapper/308:26:443
296252147,4sleep30-21swapper/310:22:073
2918121410,3sleep30-21swapper/312:16:133
288421410,3sleep30-21swapper/308:30:583
2874621410,3sleep30-21swapper/307:59:543
2812021410,3sleep30-21swapper/311:47:363
280021410,3sleep30-21swapper/310:26:353
2708821410,3sleep30-21swapper/309:24:403
2694421410,3sleep30-21swapper/307:29:393
2578921410,3sleep30-21swapper/308:52:363
2243621410,3sleep30-21swapper/309:46:023
2235721410,3sleep30-21swapper/311:40:403
211862149,3sleep30-21swapper/309:15:433
2006021410,3sleep30-21swapper/310:41:453
1956521410,3sleep30-21swapper/312:36:183
1869221410,3sleep30-21swapper/308:18:483
1823321410,3sleep30-21swapper/312:09:153
1734321410,3sleep30-21swapper/307:47:453
170262149,3sleep30-21swapper/309:43:463
164121410,3sleep30-21swapper/308:00:533
1562521410,3sleep30-21swapper/311:06:523
155942148,3sleep30-21swapper/309:10:423
1442921410,3sleep30-21swapper/308:40:553
139062147,3sleep30-21swapper/312:31:023
1291521410,3sleep30-21swapper/308:11:353
1237721410,3sleep30-21swapper/312:01:023
118421410,3sleep30-21swapper/311:51:223
114182149,3sleep30-21swapper/309:38:503
1141221410,3sleep30-21swapper/311:34:273
84382139,3sleep30-21swapper/312:27:373
76092139,3sleep30-21swapper/307:11:283
62262139,3sleep30-21swapper/307:39:473
281482139,3sleep30-21swapper/309:52:153
267342138,3sleep30-21swapper/311:15:453
242622139,3sleep30-21swapper/308:23:013
235822139,3sleep30-21swapper/310:15:383
229792139,3sleep30-21swapper/307:52:563
212272139,3sleep30-21swapper/307:23:103
17732133,3sleep30-21swapper/310:00:043
169272137,3sleep30-21swapper/311:10:173
1242821310,3sleep30-21swapper/310:05:573
117782139,3sleep30-21swapper/307:43:003
103082139,3sleep30-21swapper/309:09:303
68572128,3sleep30-21swapper/311:57:183
323742128,3sleep30-21swapper/307:32:353
27072128,3sleep30-21swapper/312:21:363
156202128,3sleep30-21swapper/307:18:523
12142128,3sleep30-21swapper/309:56:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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