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2026-09-02 - 14:36
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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 all highest latencies:
System rack5slot4.osadl.org (updated Wed Sep 02, 2026 12:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26500216495,66sleep10-21swapper/107:05:571
26767215493,7sleep30-21swapper/307:09:243
26732211099,8sleep00-21swapper/007:08:560
26501210696,7sleep20-21swapper/207:05:582
236192630,0sleep00-21swapper/008:00:180
295052620,1sleep3391ktimersoftd/312:10:143
14272610,1sleep00-21swapper/010:31:580
148072590,0sleep10-21swapper/108:50:161
108812590,0sleep00-21swapper/012:00:220
22612580,0sleep10-21swapper/109:05:191
79582550,0sleep30-21swapper/309:53:233
175662550,0sleep30-21swapper/311:07:263
174592550,0sleep10-21swapper/110:54:101
254412540,0sleep20-21swapper/209:00:152
2445924845,2sleep30-21swapper/308:59:283
1499924238,3sleep30-21swapper/307:53:213
772924138,2sleep30-21swapper/307:17:493
2985124037,2sleep30-21swapper/309:00:463
2698999280,26cyclictest16974-21munin-run12:05:002
2698099280,27cyclictest0-21swapper/007:54:100
1341122822,3sleep30-21swapper/311:35:023
2698999270,26cyclictest0-21swapper/210:06:152
2698999270,25cyclictest615-21ssh11:56:052
2454622723,3sleep30-21swapper/307:32:233
719022622,3sleep30-21swapper/308:43:593
2698999260,25cyclictest0-21swapper/211:21:462
128222622,3sleep30-21swapper/308:39:473
944822522,2sleep30-21swapper/307:49:053
26989992523,2cyclictest0-21swapper/207:30:522
2698999251,23cyclictest0-21swapper/212:19:032
2698999250,24cyclictest0-21swapper/212:30:302
2698999250,24cyclictest0-21swapper/209:08:432
2673222520,2sleep30-21swapper/312:21:503
2219622522,2sleep30-21swapper/308:27:053
3162622419,3sleep30-21swapper/312:39:273
2698999242,21cyclictest0-21swapper/210:49:232
2698999242,21cyclictest0-21swapper/210:30:382
2698999242,21cyclictest0-21swapper/209:18:372
26989992416,6cyclictest0-21swapper/212:29:222
26989992416,6cyclictest0-21swapper/211:33:482
26989992416,6cyclictest0-21swapper/211:01:592
26989992416,6cyclictest0-21swapper/210:44:252
2698999241,22cyclictest0-21swapper/209:40:022
2698999240,23cyclictest0-21swapper/210:39:002
2698999240,23cyclictest0-21swapper/210:18:302
2698999240,18cyclictest24583-21ssh09:31:382
2698999240,18cyclictest0-21swapper/211:52:532
1631422421,2sleep30-21swapper/308:22:493
3009122320,2sleep30-21swapper/307:36:073
2698999232,20cyclictest0-21swapper/210:50:052
2698999232,20cyclictest0-21swapper/209:11:262
26989992321,2cyclictest0-21swapper/207:11:522
26989992321,1cyclictest0-21swapper/211:05:342
26989992316,6cyclictest0-21swapper/210:02:202
2698999230,22cyclictest0-21swapper/212:39:222
2698999230,22cyclictest0-21swapper/212:23:162
2698999230,22cyclictest0-21swapper/211:45:272
2698999230,22cyclictest0-21swapper/210:23:452
2698999230,22cyclictest0-21swapper/209:56:542
2698999230,21cyclictest0-21swapper/209:45:192
26989992215,6cyclictest0-21swapper/211:27:392
2698999221,2cyclictest0-21swapper/207:23:522
2698999221,20cyclictest0-21swapper/209:53:052
2698999220,21cyclictest0-21swapper/212:06:462
2698999220,21cyclictest0-21swapper/211:19:542
2698999220,21cyclictest0-21swapper/210:26:252
2698999220,21cyclictest0-21swapper/210:11:502
2698999220,21cyclictest0-21swapper/209:28:022
2698999220,21cyclictest0-21swapper/209:23:522
2698999220,20cyclictest0-21swapper/211:10:362
2698999220,15cyclictest0-21swapper/209:36:062
26984992219,3cyclictest0-21swapper/112:27:231
26984992218,3cyclictest0-21swapper/109:44:451
26984992217,4cyclictest0-21swapper/109:45:181
2698499220,21cyclictest0-21swapper/112:35:321
2698499220,21cyclictest0-21swapper/112:20:231
2698499220,21cyclictest0-21swapper/111:48:191
2698499220,21cyclictest0-21swapper/111:20:521
2698499220,21cyclictest0-21swapper/111:15:431
2698499220,21cyclictest0-21swapper/111:13:161
2698499220,21cyclictest0-21swapper/111:05:401
2698499220,21cyclictest0-21swapper/110:58:131
2698499220,21cyclictest0-21swapper/110:36:541
2698499220,21cyclictest0-21swapper/110:08:001
2698499220,21cyclictest0-21swapper/109:50:441
2698499220,21cyclictest0-21swapper/109:32:591
2698499220,21cyclictest0-21swapper/109:22:561
2698499220,21cyclictest0-21swapper/109:14:081
2698499220,21cyclictest0-21swapper/108:56:321
2698499220,21cyclictest0-21swapper/108:41:381
2698499220,21cyclictest0-21swapper/108:32:261
2698499220,21cyclictest0-21swapper/108:16:461
2698499220,21cyclictest0-21swapper/108:12:161
2698499220,21cyclictest0-21swapper/108:07:231
2698499220,21cyclictest0-21swapper/108:03:101
2698499220,21cyclictest0-21swapper/107:52:031
2698499220,21cyclictest0-21swapper/107:41:041
2698499220,21cyclictest0-21swapper/107:38:421
2698499220,21cyclictest0-21swapper/107:33:461
2698499220,21cyclictest0-21swapper/107:27:361
2698099220,21cyclictest0-21swapper/008:13:550
461722116,2sleep30-21swapper/309:24:133
336222115,3sleep30-21swapper/311:44:483
3247822118,2sleep30-21swapper/307:14:373
3194822118,2sleep30-21swapper/308:09:193
3083722117,3sleep30-21swapper/307:40:073
26989992117,3cyclictest0-21swapper/207:50:422
2698999210,20cyclictest0-21swapper/212:11:242
2698999210,20cyclictest0-21swapper/211:40:232
2698999210,20cyclictest0-21swapper/210:57:432
2698999210,1cyclictest0-21swapper/211:35:292
26984992117,3cyclictest0-21swapper/109:18:131
26984992117,3cyclictest0-21swapper/107:57:521
2698499210,20cyclictest0-21swapper/112:19:441
2698499210,20cyclictest0-21swapper/110:26:451
2698499210,20cyclictest0-21swapper/109:36:261
2698499210,20cyclictest0-21swapper/109:28:581
2698499210,19cyclictest0-21swapper/109:59:511
2698099210,20cyclictest0-21swapper/012:34:000
2698099210,20cyclictest0-21swapper/010:40:360
2698099210,15cyclictest0-21swapper/009:14:270
26989992018,1cyclictest755-21snmpd08:42:042
26989992018,1cyclictest755-21snmpd08:30:532
26989992018,1cyclictest755-21snmpd08:06:342
26989992018,1cyclictest755-21snmpd07:29:242
26989992016,3cyclictest0-21swapper/207:40:112
26984992017,3cyclictest0-21swapper/108:25:171
26984992017,3cyclictest0-21swapper/108:20:141
26984992017,2cyclictest22666-21ssh11:51:551
26984992016,3cyclictest0-21swapper/112:34:471
26984992016,3cyclictest0-21swapper/108:46:351
2698499200,19cyclictest0-21swapper/111:59:551
2698499200,19cyclictest0-21swapper/111:25:551
2698499200,19cyclictest0-21swapper/110:44:561
2698499200,19cyclictest0-21swapper/107:45:121
2698499200,19cyclictest0-21swapper/107:24:181
26980992018,1cyclictest755-21snmpd11:20:520
26980992018,1cyclictest755-21snmpd11:13:160
26980992018,1cyclictest755-21snmpd10:52:480
26980992018,1cyclictest755-21snmpd10:39:540
26980992018,1cyclictest755-21snmpd09:47:300
26980992018,1cyclictest755-21snmpd09:06:170
26980992018,1cyclictest755-21snmpd08:56:320
26980992018,1cyclictest755-21snmpd08:41:380
2698099200,1cyclictest29437-21ssh11:26:100
2698099200,1cyclictest0-21swapper/009:55:030
2698099200,19cyclictest0-21swapper/011:19:210
2698099200,19cyclictest0-21swapper/009:27:270
787721913,3sleep30-21swapper/312:28:383
515121914,3sleep30-21swapper/308:14:243
26989991917,1cyclictest755-21snmpd08:27:372
26989991916,2cyclictest755-21snmpd08:50:042
26989991916,2cyclictest755-21snmpd08:35:222
26989991916,1cyclictest764-21lldpd08:20:252
2698999190,18cyclictest0-21swapper/208:10:442
26984991917,2cyclictest0-21swapper/111:03:371
26984991917,1cyclictest4521-21cat10:20:171
26984991915,3cyclictest0-21swapper/111:42:281
26984991915,3cyclictest0-21swapper/110:33:211
26980991917,1cyclictest755-21snmpd12:35:320
26980991917,1cyclictest755-21snmpd11:48:190
26980991917,1cyclictest755-21snmpd11:05:400
26980991917,1cyclictest755-21snmpd10:56:100
26980991917,1cyclictest755-21snmpd10:08:000
26980991917,1cyclictest755-21snmpd09:50:450
26980991917,1cyclictest755-21snmpd09:38:340
26980991917,1cyclictest755-21snmpd09:22:560
26980991917,1cyclictest755-21snmpd08:32:260
26980991917,1cyclictest755-21snmpd08:07:230
26980991917,1cyclictest755-21snmpd07:45:120
26980991917,1cyclictest755-21snmpd07:33:450
26980991917,1cyclictest755-21snmpd07:27:360
26980991916,2cyclictest755-21snmpd07:11:150
2698099190,3cyclictest0-21swapper/010:29:500
2698099190,1cyclictest18286-21ssh10:10:450
2698099190,18cyclictest0-21swapper/011:01:560
2698099190,18cyclictest0-21swapper/009:15:590
2698999183,14cyclictest0-21swapper/208:45:192
26989991817,0cyclictest755-21snmpd07:16:032
26989991816,1cyclictest755-21snmpd08:57:082
26989991816,1cyclictest755-21snmpd08:17:402
26989991816,1cyclictest755-21snmpd07:49:242
26989991816,1cyclictest57-21kswapd007:36:242
26984991815,3cyclictest0-21swapper/112:11:111
26984991815,3cyclictest0-21swapper/109:00:311
26984991814,3cyclictest0-21swapper/111:37:021
26984991814,2cyclictest755-21snmpd10:45:271
2698499180,17cyclictest0-21swapper/107:10:431
26980991816,1cyclictest755-21snmpd12:19:450
26980991816,1cyclictest755-21snmpd12:12:170
26980991816,1cyclictest755-21snmpd11:39:220
26980991816,1cyclictest755-21snmpd09:30:350
26980991816,1cyclictest755-21snmpd08:45:130
26980991816,1cyclictest755-21snmpd08:16:470
26980991816,1cyclictest755-21snmpd07:38:390
26980991816,1cyclictest31762-21cat07:40:170
2698099180,17cyclictest0-21swapper/011:57:250
2698099180,17cyclictest0-21swapper/010:21:000
2279021812,3sleep30-21swapper/309:17:033
1290221814,3sleep30-21swapper/308:49:403
26989991715,2cyclictest0-21swapper/207:55:552
26989991715,1cyclictest755-21snmpd08:00:492
26984991714,3cyclictest0-21swapper/107:17:301
26984991714,2cyclictest564-21munin-run10:05:011
26980991715,1cyclictest755-21snmpd12:27:230
26980991715,1cyclictest755-21snmpd12:20:230
26980991715,1cyclictest755-21snmpd09:03:580
26980991715,1cyclictest755-21snmpd08:38:460
26980991715,1cyclictest755-21snmpd08:23:550
26980991715,1cyclictest755-21snmpd07:58:360
26980991715,1cyclictest755-21snmpd07:24:180
26980991713,2cyclictest755-21snmpd09:40:260
2698099170,16cyclictest0-21swapper/011:50:430
2698099170,16cyclictest0-21swapper/011:41:240
2698099170,16cyclictest0-21swapper/010:16:460
2698099170,16cyclictest0-21swapper/010:03:200
2698099170,11cyclictest0-21swapper/010:47:170
180502170,1sleep018055-21fschecks_time12:05:140
1298021712,2sleep30-21swapper/310:50:323
1187421712,2sleep30-21swapper/310:22:483
26984991614,2cyclictest0-21swapper/108:38:161
26984991613,2cyclictest11410-21ssh12:00:281
2698499160,6cyclictest0-21swapper/110:17:481
26980991614,1cyclictest755-21snmpd11:32:070
2378821611,2sleep30-21swapper/310:28:093
1531221613,2sleep30-21swapper/309:41:423
1243921610,3sleep30-21swapper/310:10:073
93662151,4sleep30-21swapper/311:45:243
72362150,1sleep338-21rcuc/309:39:303
2806321511,3sleep30-21swapper/308:34:583
277202159,3sleep30-21swapper/311:11:233
26984991513,2cyclictest0-21swapper/111:32:521
26980991513,1cyclictest755-21snmpd08:52:440
26980991513,1cyclictest17945-21cat08:25:170
2611021512,2sleep30-21swapper/308:01:263
26042150,0sleep30-21swapper/310:46:233
1884621512,2sleep30-21swapper/308:54:563
297942143,2sleep30-21swapper/310:59:543
277842149,2sleep30-21swapper/312:09:353
2698499143,10cyclictest0-21swapper/110:13:141
155192149,2sleep30-21swapper/310:39:073
1067821411,2sleep30-21swapper/308:18:003
74732136,4sleep30-21swapper/311:16:563
297422130,4sleep30-21swapper/311:26:253
247442137,3sleep30-21swapper/310:42:193
202822137,3sleep30-21swapper/307:55:263
188152139,3sleep30-21swapper/307:25:463
134612137,3sleep30-21swapper/309:27:013
1326121310,2sleep30-21swapper/307:21:343
41562126,3sleep30-21swapper/311:58:543
304202128,3sleep30-21swapper/309:05:093
2698499120,11cyclictest0-21swapper/112:06:121
26980991210,1cyclictest755-21snmpd07:17:300
111392126,3sleep30-21swapper/311:33:223
81122116,2sleep30-21swapper/310:06:453
196842116,2sleep30-21swapper/311:22:333
183242115,3sleep30-21swapper/312:32:503
157882115,4sleep30-21swapper/312:17:363
88402105,3sleep30-21swapper/311:04:383
311322104,3sleep30-21swapper/310:03:303
31099293,3sleep30-21swapper/310:16:323
28937292,4sleep30-21swapper/309:48:283
27188295,2sleep30-21swapper/309:33:413
22608294,3sleep30-21swapper/311:51:533
19902290,1sleep30-21swapper/309:58:443
9389280,6sleep30-21swapper/309:10:353
1750283,3sleep30-21swapper/310:32:143
12001282,3sleep30-21swapper/312:00:583
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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