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2026-08-07 - 21:58
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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 Fri Aug 07, 2026 12:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2284212867,7sleep30-21swapper/307:06:483
2530212463,8sleep00-21swapper/007:09:570
25162118106,7sleep20-21swapper/207:09:472
22972112102,7sleep10-21swapper/107:06:571
162952670,0sleep00-21swapper/009:10:180
73962600,0sleep30-21swapper/307:40:113
197362570,0sleep20-21swapper/210:50:192
70752560,0sleep30-21swapper/311:14:513
194742550,1sleep30-21swapper/309:11:223
177252550,1sleep20-21swapper/212:30:162
255192540,0sleep00-21swapper/011:21:210
64842470,1sleep2270199cyclictest10:16:182
269799310,8cyclictest0-21swapper/112:22:571
270199291,27cyclictest0-21swapper/208:32:082
270199280,27cyclictest0-21swapper/209:53:212
269799280,27cyclictest0-21swapper/109:49:331
2701992723,3cyclictest0-21swapper/211:21:252
270199270,26cyclictest0-21swapper/210:30:482
270199270,26cyclictest0-21swapper/209:55:482
270199270,26cyclictest0-21swapper/209:13:142
270199270,26cyclictest0-21swapper/208:41:162
269799271,19cyclictest0-21swapper/110:04:541
269799270,26cyclictest0-21swapper/112:33:151
269799270,26cyclictest0-21swapper/108:57:501
269799270,26cyclictest0-21swapper/108:49:531
269799270,26cyclictest0-21swapper/108:27:041
269799270,26cyclictest0-21swapper/107:49:241
864122622,3sleep30-21swapper/308:06:273
79822622,2sleep30-21swapper/307:32:433
270199260,25cyclictest0-21swapper/211:04:222
270199260,25cyclictest0-21swapper/210:59:512
269799260,25cyclictest0-21swapper/112:05:321
269799260,25cyclictest0-21swapper/111:16:491
269799260,25cyclictest0-21swapper/110:18:201
269799260,25cyclictest0-21swapper/109:04:011
269399260,25cyclictest0-21swapper/008:02:390
3143122519,3sleep30-21swapper/311:39:193
2701992522,2cyclictest0-21swapper/210:06:142
270199250,24cyclictest0-21swapper/212:11:232
270199250,24cyclictest0-21swapper/211:25:102
270199250,24cyclictest0-21swapper/209:23:302
270199250,24cyclictest0-21swapper/209:17:342
269799254,2cyclictest27507-21basename09:45:001
269799253,4cyclictest6390-21/usr/sbin/munin11:00:151
269799250,24cyclictest0-21swapper/112:02:271
269799250,24cyclictest0-21swapper/110:24:211
269799250,24cyclictest0-21swapper/109:22:201
269799250,24cyclictest0-21swapper/108:37:041
2693992521,3cyclictest0-21swapper/011:47:410
269399250,19cyclictest0-21swapper/007:20:250
2575722522,2sleep30-21swapper/308:23:263
829122421,2sleep30-21swapper/307:11:083
274322421,2sleep30-21swapper/308:02:023
2701992422,2cyclictest0-21swapper/210:25:572
270199242,21cyclictest0-21swapper/209:28:002
2701992418,6cyclictest0-21swapper/208:16:192
270199240,23cyclictest0-21swapper/212:37:002
270199240,23cyclictest0-21swapper/211:11:402
270199240,23cyclictest0-21swapper/207:39:182
270199240,19cyclictest0-21swapper/208:20:202
270199240,18cyclictest0-21swapper/211:48:402
269799243,19cyclictest26842-21ssh11:09:001
269799241,22cyclictest0-21swapper/111:41:531
269799240,2cyclictest0-21swapper/111:24:401
269799240,23cyclictest0-21swapper/110:36:441
269799240,23cyclictest0-21swapper/109:36:411
269799240,18cyclictest0-21swapper/110:09:261
2693992415,8cyclictest0-21swapper/010:42:590
269399240,23cyclictest0-21swapper/011:15:580
269399240,23cyclictest0-21swapper/011:11:290
2764522319,3sleep30-21swapper/307:28:023
270199237,15cyclictest0-21swapper/211:15:202
270199237,14cyclictest0-21swapper/209:00:252
270199233,19cyclictest0-21swapper/211:30:022
270199230,2cyclictest0-21swapper/207:30:122
270199230,22cyclictest0-21swapper/212:15:422
270199230,22cyclictest0-21swapper/212:00:392
270199230,22cyclictest0-21swapper/210:46:262
270199230,22cyclictest0-21swapper/210:13:312
269799237,15cyclictest0-21swapper/110:31:251
269799233,16cyclictest31866-21ssh09:17:131
269799231,21cyclictest0-21swapper/111:56:441
269799231,21cyclictest0-21swapper/109:32:541
269799231,16cyclictest0-21swapper/111:47:451
269799231,14cyclictest0-21swapper/111:50:181
2697992310,11cyclictest12099-21kworker/1:009:10:451
269799230,4cyclictest0-21swapper/110:54:221
269799230,22cyclictest0-21swapper/112:29:271
269799230,22cyclictest0-21swapper/111:32:271
269799230,22cyclictest0-21swapper/110:55:481
269799230,22cyclictest0-21swapper/109:59:011
269799230,17cyclictest0-21swapper/110:26:461
269399233,19cyclictest0-21swapper/012:05:250
269399230,22cyclictest0-21swapper/012:15:130
269399230,22cyclictest0-21swapper/011:56:340
269399230,22cyclictest0-21swapper/011:53:100
269399230,22cyclictest0-21swapper/010:36:530
269399230,22cyclictest0-21swapper/010:32:460
270199223,18cyclictest0-21swapper/211:40:492
270199222,19cyclictest0-21swapper/210:35:222
2701992218,3cyclictest0-21swapper/208:26:312
270199221,20cyclictest0-21swapper/207:25:332
270199221,15cyclictest1326-21ssh09:32:262
270199220,3cyclictest0-21swapper/208:35:562
270199220,21cyclictest0-21swapper/212:28:562
270199220,21cyclictest0-21swapper/212:21:172
270199220,21cyclictest0-21swapper/212:06:322
270199220,21cyclictest0-21swapper/211:52:052
270199220,21cyclictest0-21swapper/211:35:202
270199220,21cyclictest0-21swapper/210:02:532
270199220,20cyclictest0-21swapper/210:22:052
270199220,16cyclictest0-21swapper/207:56:372
269799222,13cyclictest12439-21diskmemload12:10:101
2697992215,6cyclictest0-21swapper/109:28:341
2697992213,8cyclictest0-21swapper/110:45:361
269799221,19cyclictest0-21swapper/111:25:371
2697992210,11cyclictest0-21swapper/110:40:101
269799220,21cyclictest0-21swapper/112:16:581
269799220,21cyclictest0-21swapper/111:37:561
269799220,21cyclictest0-21swapper/111:10:591
269799220,21cyclictest0-21swapper/110:11:591
269799220,21cyclictest0-21swapper/108:52:131
269799220,21cyclictest0-21swapper/108:23:531
269799220,21cyclictest0-21swapper/108:19:071
269799220,21cyclictest0-21swapper/108:01:301
269399222,19cyclictest0-21swapper/010:09:370
269399222,18cyclictest0-21swapper/010:46:060
269399221,20cyclictest0-21swapper/012:30:320
269399220,21cyclictest0-21swapper/012:22:010
269399220,21cyclictest0-21swapper/012:11:440
269399220,21cyclictest0-21swapper/011:29:580
269399220,21cyclictest0-21swapper/010:58:240
269399220,21cyclictest0-21swapper/010:50:590
269399220,21cyclictest0-21swapper/009:20:550
269399220,20cyclictest0-21swapper/011:05:550
269399220,20cyclictest0-21swapper/010:01:210
269399220,16cyclictest0-21swapper/009:46:280
1898322217,2sleep30-21swapper/310:08:423
1242322219,2sleep30-21swapper/309:09:583
69122116,2sleep30-21swapper/312:07:553
2742722118,2sleep30-21swapper/308:52:323
270199218,9cyclictest0-21swapper/209:45:202
270199212,13cyclictest0-21swapper/209:40:022
2701992119,2cyclictest0-21swapper/208:46:502
2701992118,2cyclictest755-21snmpd07:52:542
2701992118,2cyclictest0-21swapper/207:16:212
2701992117,3cyclictest0-21swapper/210:42:072
2701992117,3cyclictest0-21swapper/209:36:362
270199210,20cyclictest0-21swapper/211:57:412
270199210,20cyclictest0-21swapper/211:05:272
270199210,20cyclictest0-21swapper/208:10:222
269799211,19cyclictest0-21swapper/108:41:501
269799210,20cyclictest0-21swapper/109:53:421
269799210,20cyclictest0-21swapper/108:34:201
269799210,20cyclictest0-21swapper/107:50:211
269799210,20cyclictest0-21swapper/107:43:031
269799210,20cyclictest0-21swapper/107:37:241
269799210,20cyclictest0-21swapper/107:28:391
269799210,20cyclictest0-21swapper/107:21:551
269799210,15cyclictest0-21swapper/109:09:351
2693992117,3cyclictest755-21snmpd11:40:320
2693992114,6cyclictest0-21swapper/009:16:350
269399211,19cyclictest0-21swapper/012:27:520
269399210,20cyclictest0-21swapper/011:37:550
269399210,20cyclictest0-21swapper/009:50:350
269399210,15cyclictest0-21swapper/009:36:400
2306822115,3sleep30-21swapper/311:05:593
1839522118,2sleep30-21swapper/307:48:423
270199200,2cyclictest0-21swapper/207:11:572
270199200,1cyclictest0-21swapper/208:05:212
270199200,19cyclictest0-21swapper/207:40:152
2697992013,1cyclictest0-21swapper/112:35:341
269799200,2cyclictest0-21swapper/107:32:281
269799200,20cyclictest0-21swapper/108:10:091
2693992018,1cyclictest755-21snmpd11:31:080
2693992018,1cyclictest755-21snmpd11:03:280
2693992018,1cyclictest755-21snmpd09:00:070
2693992018,1cyclictest755-21snmpd08:48:040
2693992018,1cyclictest755-21snmpd07:56:340
2693992018,1cyclictest755-21snmpd07:45:540
2693992018,1cyclictest755-21snmpd07:17:210
269399201,7cyclictest0-21swapper/010:25:190
2693992017,3cyclictest0-21swapper/007:30:190
2693992017,2cyclictest0-21swapper/008:23:310
2693992013,6cyclictest0-21swapper/009:41:560
269399200,20cyclictest0-21swapper/008:38:160
269399200,19cyclictest0-21swapper/010:10:430
1069022011,3sleep30-21swapper/308:39:433
59421916,2sleep30-21swapper/308:57:383
2701991917,1cyclictest755-21snmpd07:47:372
2701991917,1cyclictest755-21snmpd07:24:212
2701991916,3cyclictest0-21swapper/208:00:112
2701991915,3cyclictest0-21swapper/208:51:492
270199190,2cyclictest0-21swapper/209:07:372
269799190,3cyclictest0-21swapper/108:05:161
269799190,18cyclictest0-21swapper/107:10:241
2693991917,1cyclictest755-21snmpd12:35:230
2693991917,1cyclictest755-21snmpd10:15:090
2693991917,1cyclictest755-21snmpd08:57:110
2693991917,1cyclictest755-21snmpd08:41:500
2693991917,1cyclictest755-21snmpd08:34:110
2693991917,1cyclictest755-21snmpd08:08:280
2693991917,1cyclictest755-21snmpd07:43:040
269399191,17cyclictest0-21swapper/012:02:540
2693991911,7cyclictest0-21swapper/009:29:440
269399191,12cyclictest0-21swapper/009:30:110
269399190,18cyclictest0-21swapper/007:25:180
2885421812,3sleep30-21swapper/311:50:453
2697991816,2cyclictest0-21swapper/107:56:041
269399186,8cyclictest0-21swapper/009:55:160
2693991816,1cyclictest755-21snmpd10:20:270
2693991816,1cyclictest755-21snmpd09:05:290
2693991816,1cyclictest755-21snmpd08:17:470
2693991816,1cyclictest27041-21cat08:25:160
2693991814,3cyclictest755-21snmpd08:54:050
2410421813,3sleep30-21swapper/312:18:243
2322521812,3sleep30-21swapper/312:04:073
1115321813,3sleep30-21swapper/312:12:093
1096721814,3sleep30-21swapper/308:40:073
499521714,2sleep30-21swapper/308:34:423
378821710,3sleep30-21swapper/310:45:083
3036821711,3sleep30-21swapper/309:15:593
270199170,16cyclictest0-21swapper/208:55:112
269399179,8cyclictest0-21swapper/007:14:040
2693991715,1cyclictest755-21snmpd08:11:300
2693991715,1cyclictest755-21snmpd07:53:540
2693991715,1cyclictest755-21snmpd07:39:510
2198721713,3sleep30-21swapper/307:22:263
1614721714,2sleep30-21swapper/307:15:453
1325021711,3sleep30-21swapper/309:24:173
1226621711,3sleep30-21swapper/312:26:383
269799160,15cyclictest0-21swapper/107:18:151
2097421610,3sleep30-21swapper/310:50:453
1576221611,2sleep30-21swapper/311:31:143
1424921612,3sleep30-21swapper/308:10:403
62492159,3sleep30-21swapper/312:39:443
44882159,3sleep30-21swapper/310:59:303
306502159,3sleep30-21swapper/310:40:473
314702149,3sleep30-21swapper/308:29:383
15112148,3sleep30-21swapper/309:46:003
146562141,3sleep30-21swapper/311:03:263
90522136,4sleep30-21swapper/310:18:243
62752139,3sleep30-21swapper/307:35:323
307922138,3sleep30-21swapper/310:14:003
2976521310,2sleep30-21swapper/307:59:583
276542138,2sleep30-21swapper/311:23:053
237362137,3sleep30-21swapper/310:39:273
217282138,3sleep30-21swapper/308:46:443
113042138,3sleep30-21swapper/309:36:113
74712120,0sleep30-21swapper/309:50:153
74412126,3sleep30-21swapper/311:28:463
63282128,3sleep30-21swapper/309:03:343
319562126,3sleep30-21swapper/309:30:573
258512126,3sleep30-21swapper/312:33:313
238672129,2sleep30-21swapper/307:51:173
153372120,2sleep315651-21hddtemp_smartct08:15:163
325482116,3sleep30-21swapper/312:21:013
210792117,2sleep30-21swapper/309:26:213
177422116,3sleep30-21swapper/311:19:163
122582117,2sleep30-21swapper/311:59:303
193492100,1sleep319355-21kthreadcore09:40:173
7013294,3sleep30-21swapper/310:03:223
6725294,3sleep30-21swapper/311:41:153
29222294,2sleep30-21swapper/310:26:133
23424291,4sleep30-21swapper/309:55:203
18582295,2sleep30-21swapper/310:21:493
11506293,3sleep30-21swapper/311:45:043
1724280,5sleep31748-21ssh10:30:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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