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2026-08-08 - 03:58
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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 Sat Aug 08, 2026 00:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7071212665,6sleep30-21swapper/319:08:203
6882212667,6sleep20-21swapper/219:05:552
7011212363,7sleep00-21swapper/019:07:330
7012211676,9sleep10-21swapper/119:07:351
231162690,1sleep03-21ksoftirqd/020:15:210
82132630,1sleep30-21swapper/321:47:033
242342590,0sleep30-21swapper/323:30:493
317262580,0sleep00-21swapper/020:55:130
263362570,0sleep20-21swapper/222:36:252
20332570,0sleep00-21swapper/023:21:360
183312570,0sleep30-21swapper/320:40:183
306762560,0sleep10-21swapper/100:15:251
182132550,0sleep30-21swapper/323:56:293
316562500,0sleep20-21swapper/222:53:232
2217223330,2sleep30-21swapper/319:47:493
7373992912,16cyclictest0-21swapper/122:45:121
309182280,1sleep030923-21kthreadcore19:55:180
198992280,0sleep1211ktimersoftd/121:39:001
737599274,19cyclictest9987-21ssh22:01:282
737599274,17cyclictest0-21swapper/222:55:242
737599270,26cyclictest0-21swapper/200:20:162
736899270,26cyclictest0-21swapper/022:28:320
737599263,17cyclictest0-21swapper/222:21:072
7375992616,8cyclictest0-21swapper/200:13:592
737599260,25cyclictest0-21swapper/219:14:472
737399260,25cyclictest0-21swapper/121:43:101
737399260,25cyclictest0-21swapper/120:27:301
737399260,25cyclictest0-21swapper/120:21:281
736899260,20cyclictest15257-21munin-run23:15:000
737599254,15cyclictest0-21swapper/221:40:132
7373992516,8cyclictest0-21swapper/123:57:481
7373992511,13cyclictest0-21swapper/123:08:511
737399250,24cyclictest0-21swapper/123:49:511
737399250,24cyclictest0-21swapper/123:20:081
737399250,24cyclictest0-21swapper/123:13:541
737399250,24cyclictest0-21swapper/123:03:541
737399250,24cyclictest0-21swapper/122:44:441
737399250,24cyclictest0-21swapper/122:33:021
737399250,24cyclictest0-21swapper/121:47:131
737399250,24cyclictest0-21swapper/119:49:331
737399250,24cyclictest0-21swapper/119:44:261
737599246,14cyclictest9487-21kworker/2:221:45:472
737599243,20cyclictest0-21swapper/200:00:032
737599243,14cyclictest0-21swapper/223:56:292
7375992415,7cyclictest0-21swapper/222:19:192
737599241,22cyclictest0-21swapper/221:05:032
737599241,17cyclictest0-21swapper/200:25:162
737599240,23cyclictest0-21swapper/221:50:112
737399240,23cyclictest0-21swapper/123:52:211
737399240,23cyclictest0-21swapper/122:59:021
737399240,23cyclictest0-21swapper/122:27:571
737399240,23cyclictest0-21swapper/122:10:331
737399240,23cyclictest0-21swapper/121:53:361
737399240,23cyclictest0-21swapper/121:33:001
737399240,23cyclictest0-21swapper/121:19:001
737399240,23cyclictest0-21swapper/120:59:041
737399240,23cyclictest0-21swapper/120:53:001
737399240,23cyclictest0-21swapper/120:48:221
737399240,23cyclictest0-21swapper/100:29:541
737399240,23cyclictest0-21swapper/100:10:591
737399240,23cyclictest0-21swapper/100:06:271
737399240,18cyclictest0-21swapper/122:38:011
736899247,16cyclictest0-21swapper/021:48:220
736899246,17cyclictest0-21swapper/021:15:020
736899240,23cyclictest0-21swapper/023:30:570
736899240,23cyclictest0-21swapper/023:29:000
736899240,23cyclictest0-21swapper/021:22:220
736899240,23cyclictest0-21swapper/000:24:230
736899240,18cyclictest0-21swapper/022:16:230
520822420,2sleep30-21swapper/319:32:153
1402522421,2sleep30-21swapper/320:36:233
737599234,4cyclictest10780-21kworker/2:100:35:162
737599233,19cyclictest0-21swapper/222:25:162
737599233,14cyclictest0-21swapper/223:35:122
737599230,22cyclictest0-21swapper/221:12:372
7373992320,3cyclictest0-21swapper/120:17:181
737399230,22cyclictest0-21swapper/123:43:311
737399230,22cyclictest0-21swapper/123:38:031
737399230,22cyclictest0-21swapper/123:33:571
737399230,22cyclictest0-21swapper/123:26:111
737399230,22cyclictest0-21swapper/123:18:511
737399230,22cyclictest0-21swapper/123:18:511
737399230,22cyclictest0-21swapper/122:22:141
737399230,22cyclictest0-21swapper/122:17:071
737399230,22cyclictest0-21swapper/122:01:451
737399230,22cyclictest0-21swapper/121:21:081
737399230,22cyclictest0-21swapper/121:13:031
737399230,22cyclictest0-21swapper/100:35:131
737399230,22cyclictest0-21swapper/100:34:201
737399230,17cyclictest0-21swapper/122:50:431
737399230,17cyclictest0-21swapper/121:26:241
737399230,17cyclictest0-21swapper/100:22:021
736899239,1cyclictest283-21systemd-journal22:49:580
736899230,22cyclictest0-21swapper/023:55:090
736899230,22cyclictest0-21swapper/023:53:400
736899230,22cyclictest0-21swapper/023:45:530
736899230,22cyclictest0-21swapper/023:08:180
736899230,22cyclictest0-21swapper/022:39:410
736899230,22cyclictest0-21swapper/021:43:500
736899230,22cyclictest0-21swapper/021:36:250
736899230,17cyclictest0-21swapper/022:40:550
736899230,17cyclictest0-21swapper/022:31:010
736899230,17cyclictest0-21swapper/021:08:310
3103322320,2sleep30-21swapper/320:53:123
737599229,11cyclictest15710-21diskmemload23:32:232
737599225,3cyclictest14757-21ssh23:27:282
737599223,7cyclictest9723-21ssh21:35:022
737599223,15cyclictest15710-21diskmemload23:46:242
737599222,14cyclictest0-21swapper/222:07:232
7375992219,2cyclictest0-21swapper/223:03:322
7375992214,6cyclictest0-21swapper/222:42:192
7375992212,9cyclictest0-21swapper/223:50:012
737599221,19cyclictest0-21swapper/221:56:472
737599221,15cyclictest0-21swapper/200:06:402
737599221,14cyclictest0-21swapper/200:32:392
737599220,21cyclictest0-21swapper/223:43:372
737599220,21cyclictest0-21swapper/223:05:182
737599220,21cyclictest0-21swapper/222:33:432
737599220,21cyclictest0-21swapper/222:10:472
7373992220,2cyclictest0-21swapper/121:06:431
737399220,21cyclictest0-21swapper/120:03:031
737399220,21cyclictest0-21swapper/100:00:041
736899226,14cyclictest0-21swapper/000:15:110
7368992215,6cyclictest0-21swapper/022:55:250
7368992214,7cyclictest0-21swapper/023:16:190
7368992214,7cyclictest0-21swapper/023:16:190
736899220,21cyclictest0-21swapper/023:41:170
736899220,21cyclictest0-21swapper/023:36:070
736899220,21cyclictest0-21swapper/022:52:000
736899220,21cyclictest0-21swapper/021:31:360
736899220,21cyclictest0-21swapper/021:10:230
736899220,21cyclictest0-21swapper/000:34:430
736899220,21cyclictest0-21swapper/000:25:100
736899220,21cyclictest0-21swapper/000:09:580
736899220,21cyclictest0-21swapper/000:02:310
736899220,20cyclictest0-21swapper/021:29:480
736899220,16cyclictest0-21swapper/022:05:120
736899220,16cyclictest0-21swapper/021:59:040
736899220,16cyclictest0-21swapper/019:19:560
737599219,8cyclictest19533-21ssh22:48:002
737599214,15cyclictest10780-21kworker/2:123:11:062
737599212,13cyclictest0-21swapper/221:22:132
7375992119,1cyclictest755-21snmpd20:45:402
7375992118,2cyclictest755-21snmpd20:15:512
7375992118,2cyclictest755-21snmpd20:01:242
7375992118,2cyclictest755-21snmpd19:50:392
7375992117,2cyclictest755-21snmpd20:06:242
7375992117,2cyclictest755-21snmpd20:06:242
737599211,2cyclictest0-21swapper/200:16:062
737599210,20cyclictest0-21swapper/223:23:262
737599210,20cyclictest0-21swapper/221:29:542
737599210,16cyclictest0-21swapper/221:31:242
737399218,9cyclictest0-21swapper/119:35:121
7373992119,2cyclictest0-21swapper/120:35:541
737399210,3cyclictest0-21swapper/119:58:531
737399210,20cyclictest0-21swapper/122:06:061
737399210,20cyclictest0-21swapper/120:42:251
737399210,20cyclictest0-21swapper/119:34:261
737399210,20cyclictest0-21swapper/119:20:501
737399210,16cyclictest0-21swapper/121:55:381
736899210,20cyclictest0-21swapper/022:10:260
736899210,20cyclictest0-21swapper/022:00:460
736899210,15cyclictest0-21swapper/023:02:110
736899210,15cyclictest0-21swapper/022:24:300
208272210,0sleep30-21swapper/322:20:203
7375992018,1cyclictest755-21snmpd21:18:122
7375992017,3cyclictest0-21swapper/220:57:462
7375992017,2cyclictest755-21snmpd20:37:012
7375992017,2cyclictest755-21snmpd19:46:502
7375992017,1cyclictest755-21snmpd20:20:132
7375992013,6cyclictest0-21swapper/223:15:092
7375992013,6cyclictest0-21swapper/223:15:092
7373992017,3cyclictest0-21swapper/121:01:451
7373992017,3cyclictest0-21swapper/120:10:071
737399200,19cyclictest0-21swapper/119:28:081
736899206,8cyclictest8886-21/usr/sbin/munin20:35:190
736899206,8cyclictest14564-21/usr/sbin/munin20:40:150
7368992018,1cyclictest755-21snmpd21:04:300
7368992018,1cyclictest755-21snmpd19:50:440
7368992018,1cyclictest755-21snmpd19:47:360
7368992018,1cyclictest755-21snmpd19:32:050
7368992017,2cyclictest755-21snmpd20:10:210
736899200,2cyclictest6257-21netstat20:00:170
736899200,19cyclictest0-21swapper/021:50:310
736899200,14cyclictest0-21swapper/000:39:430
2392322017,2sleep30-21swapper/320:16:443
1538222014,3sleep30-21swapper/323:27:583
1295622017,2sleep30-21swapper/319:14:413
737599194,2cyclictest30046-21/usr/sbin/munin20:25:122
7375991917,2cyclictest0-21swapper/219:37:092
7375991917,2cyclictest0-21swapper/219:18:182
7375991917,1cyclictest755-21snmpd21:02:192
7375991917,1cyclictest755-21snmpd20:50:212
7375991916,2cyclictest755-21snmpd20:10:512
7375991916,2cyclictest755-21snmpd19:20:052
737599190,18cyclictest0-21swapper/220:40:032
737599190,17cyclictest0-21swapper/219:25:122
7373991917,1cyclictest0-21swapper/119:54:531
736899196,8cyclictest5665-21/usr/sbin/munin19:35:120
736899194,14cyclictest0-21swapper/020:20:200
736899194,14cyclictest0-21swapper/000:10:360
7368991917,1cyclictest755-21snmpd20:50:420
7368991917,1cyclictest755-21snmpd20:29:270
7368991917,1cyclictest755-21snmpd20:05:460
7368991917,1cyclictest755-21snmpd20:05:450
7368991917,1cyclictest755-21snmpd19:42:560
7368991916,2cyclictest755-21snmpd20:30:040
7368991911,7cyclictest0-21swapper/019:24:370
2980921913,3sleep30-21swapper/323:35:033
288782191,2sleep30-21swapper/320:20:213
984721814,3sleep30-21swapper/321:02:103
737599183,14cyclictest0-21swapper/219:40:132
737399180,2cyclictest0-21swapper/119:19:391
7368991816,1cyclictest755-21snmpd19:28:230
7368991815,2cyclictest755-21snmpd19:10:200
99521713,3sleep30-21swapper/319:57:223
7375991715,1cyclictest755-21snmpd20:33:012
7375991715,1cyclictest755-21snmpd19:32:262
7373991715,2cyclictest0-21swapper/120:33:191
7373991715,1cyclictest755-21snmpd20:07:491
7373991715,1cyclictest755-21snmpd20:07:481
737399171,15cyclictest0-21swapper/119:10:151
7368991715,1cyclictest755-21snmpd20:47:210
3198721714,2sleep30-21swapper/319:26:553
1083721712,3sleep30-21swapper/319:36:433
7375991614,1cyclictest755-21snmpd19:56:442
406421612,2sleep30-21swapper/320:55:523
2368121611,2sleep30-21swapper/322:08:063
1575021611,2sleep30-21swapper/323:41:243
1540421613,2sleep30-21swapper/321:06:183
1261621613,2sleep30-21swapper/320:06:393
1261621613,2sleep30-21swapper/320:06:393
76182159,3sleep30-21swapper/322:42:483
717421512,2sleep30-21swapper/320:04:483
282162159,3sleep30-21swapper/321:41:223
2498821510,2sleep30-21swapper/300:28:263
21052150,9sleep315710-21diskmemload23:21:413
120362159,3sleep30-21swapper/322:03:063
94202149,2sleep30-21swapper/321:34:573
843921410,3sleep30-21swapper/320:32:223
2789821410,3sleep30-21swapper/319:53:583
257332141,3sleep30-21swapper/321:13:443
207352149,2sleep30-21swapper/323:02:023
69492138,2sleep30-21swapper/323:51:453
302982137,3sleep30-21swapper/322:39:313
264062139,3sleep30-21swapper/319:22:463
2548021310,2sleep30-21swapper/320:48:573
18942138,3sleep30-21swapper/321:16:193
1664821310,2sleep30-21swapper/319:44:083
143822137,3sleep30-21swapper/300:37:233
108172138,3sleep30-21swapper/322:58:223
74262125,4sleep30-21swapper/322:29:543
315492120,3sleep30-21swapper/323:49:453
292552120,3sleep30-21swapper/321:29:103
259602127,2sleep30-21swapper/323:19:053
259602127,2sleep30-21swapper/323:19:053
228722126,3sleep30-21swapper/300:13:243
184122128,3sleep30-21swapper/320:13:213
121912127,3sleep30-21swapper/323:12:363
102332127,2sleep30-21swapper/300:20:453
308952116,2sleep30-21swapper/300:02:233
264542115,3sleep30-21swapper/322:10:073
227282115,3sleep30-21swapper/321:54:213
300822101,5sleep30-21swapper/320:25:143
235472100,1sleep30-21swapper/322:50:163
111792105,3sleep30-21swapper/300:08:153
31982293,3sleep30-21swapper/300:16:283
21146295,2sleep30-21swapper/321:39:593
20537296,2sleep30-21swapper/319:15:373
17817295,2sleep30-21swapper/322:46:403
15711292,4sleep30-21swapper/321:22:453
719283,2sleep30-21swapper/323:07:423
24229281,4sleep30-21swapper/321:55:133
2375281,4sleep30-21swapper/300:32:033
14320281,4sleep30-21swapper/322:31:103
12383281,4sleep30-21swapper/322:16:283
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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