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2026-07-08 - 17:46
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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 Jul 08, 2026 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8692213070,7sleep30-21swapper/307:09:013
8636212163,6sleep20-21swapper/207:08:162
85752121111,7sleep10-21swapper/107:07:301
108721180,5sleep2894499cyclictest08:25:172
8517210999,7sleep00-21swapper/007:06:450
39112580,0sleep13918-21kthreadcore12:15:181
894499301,13cyclictest0-21swapper/208:50:132
894499270,26cyclictest0-21swapper/211:18:012
893799270,26cyclictest0-21swapper/009:48:170
894499260,25cyclictest0-21swapper/210:46:102
894499260,25cyclictest0-21swapper/209:45:382
894499260,25cyclictest0-21swapper/209:21:352
893799260,25cyclictest0-21swapper/011:18:390
894499250,24cyclictest0-21swapper/212:34:322
894499250,24cyclictest0-21swapper/208:16:172
894499250,24cyclictest0-21swapper/207:44:112
8944992419,5cyclictest0-21swapper/210:15:482
8944992417,7cyclictest0-21swapper/211:11:342
8944992320,3cyclictest0-21swapper/211:47:152
8944992320,2cyclictest0-21swapper/209:01:412
8944992319,3cyclictest0-21swapper/208:10:382
8944992317,5cyclictest0-21swapper/208:40:202
893799230,22cyclictest0-21swapper/008:33:380
8944992220,2cyclictest0-21swapper/211:27:252
894499221,20cyclictest0-21swapper/208:39:082
894499220,21cyclictest0-21swapper/212:12:112
8937992220,2cyclictest0-21swapper/011:50:160
8944992119,2cyclictest0-21swapper/211:08:542
8944992118,2cyclictest749-21snmpd10:39:252
8944992117,3cyclictest0-21swapper/207:58:472
8944992114,6cyclictest0-21swapper/210:02:272
894499211,19cyclictest0-21swapper/212:06:132
894499211,18cyclictest0-21swapper/209:05:152
894499210,2cyclictest0-21swapper/211:24:032
894499210,21cyclictest0-21swapper/209:51:082
894499210,20cyclictest0-21swapper/207:28:592
894499210,19cyclictest20071-21latency_hist11:35:002
8942992119,2cyclictest0-21swapper/108:28:201
8942992119,1cyclictest749-21snmpd11:18:401
893799212,15cyclictest0-21swapper/011:55:210
8937992118,2cyclictest749-21snmpd12:11:310
8937992118,2cyclictest749-21snmpd08:44:590
8944992018,1cyclictest749-21snmpd11:44:342
8944992018,1cyclictest749-21snmpd09:40:082
8944992018,1cyclictest749-21snmpd09:19:152
8944992018,1cyclictest749-21snmpd08:56:142
8944992018,1cyclictest749-21snmpd08:30:052
8944992017,2cyclictest749-21snmpd12:03:572
8944992017,2cyclictest749-21snmpd09:12:382
8944992017,2cyclictest0-21swapper/212:35:562
8944992016,3cyclictest0-21swapper/211:04:102
8944992016,3cyclictest0-21swapper/210:05:162
894499200,19cyclictest0-21swapper/207:38:532
894299206,8cyclictest18315-21timerwakeupswit11:00:241
8942992018,1cyclictest749-21snmpd09:32:411
8942992018,1cyclictest10934-21sadc08:35:001
8942992017,3cyclictest0-21swapper/112:30:051
8942992017,2cyclictest0-21swapper/107:12:441
8942992016,3cyclictest0-21swapper/109:37:261
893799206,13cyclictest0-21swapper/010:05:120
8937992018,1cyclictest749-21snmpd12:00:130
8937992018,1cyclictest749-21snmpd10:45:100
8937992018,1cyclictest749-21snmpd10:26:570
8937992018,1cyclictest749-21snmpd09:36:500
8937992018,1cyclictest749-21snmpd08:22:170
8937992018,1cyclictest749-21snmpd08:06:500
8937992018,1cyclictest749-21snmpd07:38:440
8937992017,2cyclictest749-21snmpd09:52:240
8937992017,2cyclictest749-21snmpd09:20:590
893799200,3cyclictest0-21swapper/012:29:230
893799200,15cyclictest0-21swapper/011:27:140
894499193,14cyclictest0-21swapper/209:35:112
8944991917,2cyclictest0-21swapper/208:49:112
8944991917,2cyclictest0-21swapper/208:22:592
8944991917,1cyclictest749-21snmpd11:55:312
8944991917,1cyclictest749-21snmpd11:50:132
8944991917,1cyclictest749-21snmpd11:39:332
8944991917,1cyclictest749-21snmpd10:31:152
8944991917,1cyclictest749-21snmpd09:26:112
8944991917,1cyclictest749-21snmpd08:00:442
8944991917,1cyclictest0-21swapper/207:15:022
8944991916,3cyclictest0-21swapper/209:56:002
8944991916,2cyclictest749-21snmpd07:20:442
8944991915,3cyclictest0-21swapper/207:10:562
894499190,3cyclictest0-21swapper/212:15:382
894499190,18cyclictest0-21swapper/212:27:552
894299196,9cyclictest0-21swapper/108:50:021
894299196,8cyclictest0-21swapper/107:30:151
894299195,8cyclictest9540-21/usr/sbin/munin08:05:171
894299194,14cyclictest0-21swapper/111:45:221
8942991917,2cyclictest0-21swapper/112:37:141
8942991917,2cyclictest0-21swapper/111:38:491
8942991917,2cyclictest0-21swapper/110:49:251
8942991917,2cyclictest0-21swapper/110:34:281
8942991917,2cyclictest0-21swapper/110:11:511
8942991917,2cyclictest0-21swapper/108:56:261
8942991917,2cyclictest0-21swapper/108:41:441
8942991916,3cyclictest0-21swapper/111:25:431
8942991916,3cyclictest0-21swapper/110:07:011
8942991916,3cyclictest0-21swapper/109:05:561
8942991916,2cyclictest0-21swapper/111:53:551
8942991916,2cyclictest0-21swapper/111:24:271
8942991915,3cyclictest0-21swapper/111:59:161
8942991915,3cyclictest0-21swapper/111:30:101
8942991915,3cyclictest0-21swapper/110:56:211
8942991915,3cyclictest0-21swapper/109:01:451
8942991915,3cyclictest0-21swapper/107:16:021
8937991917,1cyclictest749-21snmpd12:39:550
8937991917,1cyclictest749-21snmpd12:30:200
8937991917,1cyclictest749-21snmpd10:50:000
8937991917,1cyclictest749-21snmpd08:15:350
8937991917,1cyclictest749-21snmpd07:14:140
8937991916,2cyclictest749-21snmpd09:02:120
8937991916,2cyclictest749-21snmpd07:43:230
893799190,18cyclictest0-21swapper/011:05:110
893799190,13cyclictest3641-21apt-get08:00:100
252952199,3sleep30-21swapper/309:43:433
1798121910,3sleep30-21swapper/309:07:563
894499182,15cyclictest0-21swapper/207:50:112
8944991816,2cyclictest0-21swapper/210:56:572
8944991816,1cyclictest749-21snmpd10:54:552
8944991816,1cyclictest749-21snmpd10:29:152
8944991816,1cyclictest749-21snmpd09:30:362
8944991816,1cyclictest749-21snmpd07:32:292
894299185,7cyclictest0-21swapper/109:20:161
8942991816,2cyclictest0-21swapper/112:14:491
8942991816,2cyclictest0-21swapper/111:40:491
8942991816,2cyclictest0-21swapper/110:28:241
8942991816,2cyclictest0-21swapper/110:02:061
8942991816,2cyclictest0-21swapper/109:59:431
8942991816,2cyclictest0-21swapper/107:59:201
8942991816,2cyclictest0-21swapper/107:24:411
8942991816,1cyclictest25408-21sadc09:45:011
8942991815,3cyclictest0-21swapper/112:09:051
8942991815,2cyclictest0-21swapper/110:51:271
8942991815,2cyclictest0-21swapper/110:20:341
8942991815,2cyclictest0-21swapper/107:38:111
8942991814,3cyclictest0-21swapper/112:26:101
8942991810,7cyclictest0-21swapper/112:23:221
894299180,17cyclictest0-21swapper/111:11:281
8937991816,1cyclictest749-21snmpd10:35:450
8937991816,1cyclictest749-21snmpd10:20:460
8937991816,1cyclictest749-21snmpd10:14:150
8937991816,1cyclictest749-21snmpd10:04:570
8937991816,1cyclictest749-21snmpd09:30:140
8937991816,1cyclictest749-21snmpd08:56:230
8937991816,1cyclictest749-21snmpd07:52:200
8937991815,2cyclictest749-21snmpd12:16:530
8937991815,2cyclictest749-21snmpd12:09:470
8937991815,2cyclictest749-21snmpd09:25:360
8937991815,2cyclictest749-21snmpd08:50:110
8937991815,2cyclictest749-21snmpd08:36:380
8937991814,3cyclictest749-21snmpd11:20:550
893799180,17cyclictest0-21swapper/011:30:150
103022188,3sleep30-21swapper/311:53:143
894499176,10cyclictest0-21swapper/210:20:112
8944991716,0cyclictest749-21snmpd08:05:082
8944991715,2cyclictest0-21swapper/210:10:222
894499171,15cyclictest0-21swapper/210:44:272
894299173,13cyclictest0-21swapper/109:45:141
894299173,13cyclictest0-21swapper/109:25:111
894299172,14cyclictest0-21swapper/111:05:221
8942991715,2cyclictest0-21swapper/110:39:371
8942991715,2cyclictest0-21swapper/109:15:421
8942991715,2cyclictest0-21swapper/108:48:201
8942991715,2cyclictest0-21swapper/108:39:231
8942991715,2cyclictest0-21swapper/107:45:561
8942991715,1cyclictest27382-21fschecks_time08:20:141
8942991714,2cyclictest0-21swapper/109:50:081
894299171,14cyclictest0-21swapper/108:10:111
893799179,7cyclictest0-21swapper/007:30:040
8937991715,1cyclictest749-21snmpd12:22:160
8937991715,1cyclictest749-21snmpd11:45:550
8937991715,1cyclictest749-21snmpd09:40:030
8937991715,1cyclictest749-21snmpd09:18:350
8937991715,1cyclictest749-21snmpd09:11:290
8937991715,1cyclictest749-21snmpd09:07:080
8937991715,1cyclictest749-21snmpd08:12:350
8937991715,1cyclictest749-21snmpd07:26:590
8937991715,1cyclictest749-21snmpd07:22:380
893799170,16cyclictest0-21swapper/011:40:200
893799170,11cyclictest0-21swapper/009:58:260
204572170,0sleep00-21swapper/011:35:010
89972165,3sleep30-21swapper/308:04:553
8944991614,1cyclictest749-21snmpd12:21:082
894499160,10cyclictest0-21swapper/207:45:212
894299163,9cyclictest0-21swapper/108:00:101
894299163,8cyclictest0-21swapper/108:15:191
8942991614,2cyclictest0-21swapper/107:52:501
8942991614,1cyclictest749-21snmpd12:01:101
8942991612,3cyclictest0-21swapper/110:15:541
893799167,8cyclictest0-21swapper/010:55:010
893799162,13cyclictest0-21swapper/011:00:200
8937991614,1cyclictest749-21snmpd10:30:190
8937991614,1cyclictest749-21snmpd10:15:570
8937991614,1cyclictest749-21snmpd08:28:590
8937991614,1cyclictest749-21snmpd07:58:590
76352160,0sleep30-21swapper/312:20:173
676721610,3sleep30-21swapper/308:58:143
894299153,7cyclictest0-21swapper/109:10:131
8942991513,2cyclictest0-21swapper/110:41:181
8942991513,2cyclictest0-21swapper/107:41:111
894299150,14cyclictest0-21swapper/107:25:261
893799150,14cyclictest0-21swapper/011:10:130
893799150,14cyclictest0-21swapper/008:45:000
84812159,3sleep30-21swapper/311:20:263
66892159,3sleep30-21swapper/307:30:593
318921510,3sleep30-21swapper/311:19:433
307752159,3sleep30-21swapper/309:47:123
297382159,3sleep30-21swapper/311:11:133
8937991412,1cyclictest749-21snmpd10:42:510
8937991412,1cyclictest749-21snmpd07:47:530
56752149,3sleep30-21swapper/312:15:243
447121410,3sleep30-21swapper/311:45:343
44002148,3sleep30-21swapper/309:55:083
324782148,3sleep30-21swapper/312:10:253
2947921410,3sleep30-21swapper/309:17:523
2781521410,3sleep30-21swapper/307:20:503
2757521410,3sleep30-21swapper/308:47:323
270452149,3sleep30-21swapper/312:07:123
2702321410,3sleep30-21swapper/310:12:353
260121410,3sleep30-21swapper/309:21:203
2586721410,3sleep30-21swapper/311:38:203
2427921410,3sleep30-21swapper/311:08:013
2323621410,3sleep30-21swapper/312:34:193
2201421410,3sleep30-21swapper/308:43:053
2136021410,3sleep30-21swapper/312:00:593
2065821410,3sleep30-21swapper/308:12:443
185122149,3sleep30-21swapper/307:43:533
1412421410,3sleep30-21swapper/311:25:553
1301621410,3sleep30-21swapper/310:57:193
1242921410,3sleep30-21swapper/309:03:263
123702149,3sleep30-21swapper/307:35:443
1149321410,3sleep30-21swapper/310:28:453
102621410,3sleep30-21swapper/307:26:033
90572139,3sleep30-21swapper/307:10:093
87532138,3sleep30-21swapper/309:30:023
82592139,3sleep30-21swapper/309:26:333
74542137,3sleep30-21swapper/310:53:323
49912139,3sleep30-21swapper/308:25:543
40392139,3sleep30-21swapper/309:53:243
324952139,3sleep30-21swapper/310:16:023
318922139,3sleep30-21swapper/308:22:093
298832139,3sleep30-21swapper/307:54:503
286872139,3sleep30-21swapper/312:36:483
28072139,3sleep30-21swapper/307:56:343
259972137,3sleep30-21swapper/311:40:013
240822139,3sleep30-21swapper/307:47:373
235332139,3sleep30-21swapper/309:12:233
223572139,3sleep30-21swapper/307:19:063
215102139,3sleep30-21swapper/310:08:503
199442139,3sleep30-21swapper/311:33:363
185792139,3sleep30-21swapper/311:01:333
173142139,3sleep30-21swapper/312:25:503
16302139,3sleep30-21swapper/310:46:223
159072139,3sleep30-21swapper/311:57:593
153562139,3sleep30-21swapper/310:00:383
148392139,3sleep30-21swapper/308:09:003
122432137,3sleep30-21swapper/310:30:123
109032139,3sleep30-21swapper/308:34:513
10172139,3sleep30-21swapper/308:51:453
893799120,10cyclictest0-21swapper/007:16:170
56812128,3sleep30-21swapper/310:20:593
262312127,3sleep30-21swapper/308:17:103
225562128,3sleep30-21swapper/310:36:423
195762129,3sleep30-21swapper/309:37:143
163202128,3sleep30-21swapper/308:37:033
284232117,3sleep30-21swapper/310:44:513
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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