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2026-03-19 - 20:57
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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 Thu Mar 19, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
176162172102,7sleep30-21swapper/307:07:443
177882137128,6sleep10-21swapper/107:09:541
17573211173,8sleep00-21swapper/007:07:080
17648210898,7sleep20-21swapper/207:08:072
68552710,0sleep30-21swapper/309:20:183
298312640,1sleep129836-21unixbench_singl08:40:231
122962590,0sleep30-21swapper/311:50:123
314212570,0sleep00-21swapper/010:40:130
1795699290,28cyclictest0-21swapper/111:56:101
1795699281,26cyclictest0-21swapper/110:15:121
1795699281,26cyclictest0-21swapper/110:15:111
1795299281,2cyclictest10203-21perl08:55:160
1795999270,26cyclictest0-21swapper/211:08:362
1795999270,26cyclictest0-21swapper/209:45:322
1795999270,26cyclictest0-21swapper/209:12:552
1795699270,26cyclictest0-21swapper/110:41:091
1795299270,26cyclictest0-21swapper/007:45:170
1795999260,25cyclictest0-21swapper/212:28:402
1795999260,25cyclictest0-21swapper/210:31:572
1795999260,25cyclictest0-21swapper/208:15:102
17956992623,3cyclictest0-21swapper/107:46:061
17956992623,2cyclictest0-21swapper/108:22:171
1795699260,25cyclictest0-21swapper/111:50:211
1795699260,25cyclictest0-21swapper/110:47:291
1795699260,25cyclictest0-21swapper/107:43:151
17952992618,7cyclictest749-21snmpd10:15:030
17952992618,7cyclictest749-21snmpd10:15:020
17952992618,7cyclictest749-21snmpd08:42:430
17959992523,2cyclictest0-21swapper/207:24:152
1795999250,24cyclictest0-21swapper/211:13:362
17956992523,2cyclictest0-21swapper/108:02:251
17956992522,2cyclictest0-21swapper/109:13:071
17956992522,2cyclictest0-21swapper/108:35:131
17952992517,7cyclictest749-21snmpd12:33:120
17952992517,7cyclictest749-21snmpd10:54:510
17952992517,7cyclictest749-21snmpd08:36:370
1795299250,1cyclictest22709-21sshd11:55:510
17959992422,2cyclictest0-21swapper/211:35:452
17959992417,7cyclictest0-21swapper/207:12:592
1795999241,4cyclictest0-21swapper/209:00:162
17956992422,2cyclictest0-21swapper/110:23:351
17956992421,3cyclictest0-21swapper/107:26:241
1795299242,8cyclictest2071-21/usr/sbin/munin12:10:130
17952992418,5cyclictest749-21snmpd08:25:430
17952992416,7cyclictest749-21snmpd10:24:020
17952992416,7cyclictest749-21snmpd09:40:400
17952992416,7cyclictest749-21snmpd07:34:360
1795299241,1cyclictest280-21systemd-journal09:57:550
1795299240,11cyclictest10808-21/usr/sbin/munin11:20:150
17959992321,2cyclictest0-21swapper/208:57:432
1795999231,21cyclictest0-21swapper/211:46:102
1795999231,21cyclictest0-21swapper/208:14:172
1795999230,21cyclictest0-21swapper/210:00:122
17956992321,2cyclictest0-21swapper/112:38:461
17956992321,2cyclictest0-21swapper/110:03:381
17956992321,2cyclictest0-21swapper/109:51:061
17956992321,2cyclictest0-21swapper/109:35:341
17956992321,2cyclictest0-21swapper/108:56:131
17956992320,3cyclictest0-21swapper/112:17:191
17956992320,3cyclictest0-21swapper/112:12:191
17956992320,3cyclictest0-21swapper/111:44:161
17956992320,3cyclictest0-21swapper/107:39:361
17956992320,2cyclictest0-21swapper/110:59:361
17952992317,5cyclictest749-21snmpd09:13:440
17952992316,6cyclictest749-21snmpd07:36:210
17952992316,6cyclictest749-21snmpd07:19:210
17952992315,7cyclictest749-21snmpd10:35:330
17952992315,7cyclictest749-21snmpd09:06:010
17952992315,7cyclictest749-21snmpd07:52:120
17952992315,7cyclictest749-21snmpd07:22:570
1795299230,4cyclictest0-21swapper/012:04:110
1795299230,2cyclictest5400-21grep07:25:150
1795299230,14cyclictest6816-21/usr/sbin/munin09:50:150
17959992220,2cyclictest0-21swapper/208:20:432
17959992217,4cyclictest0-21swapper/209:37:042
1795999220,3cyclictest0-21swapper/210:19:482
1795999220,3cyclictest0-21swapper/210:19:472
1795999220,3cyclictest0-21swapper/207:26:422
1795999220,21cyclictest0-21swapper/209:26:102
1795999220,21cyclictest0-21swapper/209:15:162
1795999220,21cyclictest0-21swapper/208:35:262
1795999220,21cyclictest0-21swapper/208:30:452
17956992220,2cyclictest0-21swapper/111:27:351
17956992220,2cyclictest0-21swapper/110:39:411
17956992220,2cyclictest0-21swapper/108:52:161
17956992220,2cyclictest0-21swapper/108:25:461
17956992219,2cyclictest0-21swapper/108:48:171
1795699220,21cyclictest0-21swapper/112:30:301
1795699220,21cyclictest0-21swapper/111:30:121
1795699220,21cyclictest0-21swapper/107:31:541
1795699220,21cyclictest0-21swapper/107:19:451
1795699220,21cyclictest0-21swapper/107:10:091
1795299226,14cyclictest0-21swapper/011:40:150
17952992216,5cyclictest749-21snmpd10:34:230
17952992216,5cyclictest749-21snmpd09:01:220
1795299220,4cyclictest0-21swapper/011:00:330
1795299220,4cyclictest0-21swapper/008:05:160
1795299220,18cyclictest27611-21/usr/sbin/munin11:35:120
17959992119,2cyclictest0-21swapper/210:55:392
17959992119,1cyclictest25781-21cat12:30:152
17959992118,3cyclictest0-21swapper/211:00:562
17959992118,2cyclictest749-21snmpd08:41:072
17959992118,2cyclictest749-21snmpd08:04:072
17959992117,3cyclictest0-21swapper/212:14:222
17959992117,3cyclictest0-21swapper/209:44:022
17959992114,7cyclictest0-21swapper/207:56:552
1795999210,3cyclictest0-21swapper/207:15:482
1795999210,20cyclictest0-21swapper/210:29:152
1795999210,20cyclictest0-21swapper/210:13:172
1795999210,20cyclictest0-21swapper/210:08:362
1795999210,20cyclictest0-21swapper/209:59:452
1795999210,20cyclictest0-21swapper/209:52:412
1795999210,20cyclictest0-21swapper/208:47:102
1795999210,20cyclictest0-21swapper/207:34:002
17956992118,3cyclictest0-21swapper/109:20:221
1795699211,19cyclictest0-21swapper/107:56:311
1795699210,20cyclictest0-21swapper/111:37:021
1795699210,20cyclictest0-21swapper/111:14:561
1795699210,20cyclictest0-21swapper/111:07:241
1795699210,20cyclictest0-21swapper/110:30:291
1795699210,20cyclictest0-21swapper/110:06:001
1795699210,20cyclictest0-21swapper/109:46:591
1795699210,20cyclictest0-21swapper/108:16:221
17952992119,1cyclictest749-21snmpd11:25:560
17952992115,5cyclictest749-21snmpd10:12:290
17952992115,5cyclictest749-21snmpd09:47:410
17952992115,5cyclictest749-21snmpd08:48:440
17952992115,5cyclictest749-21snmpd08:11:160
17952992114,6cyclictest749-21snmpd07:11:000
17952992113,7cyclictest749-21snmpd11:30:570
1795299210,4cyclictest0-21swapper/007:56:120
1795299210,3cyclictest0-21swapper/010:58:050
1795299210,20cyclictest0-21swapper/012:39:550
1795999206,13cyclictest0-21swapper/209:20:112
17959992019,1cyclictest0-21swapper/208:50:252
17959992018,2cyclictest0-21swapper/209:08:432
17959992018,1cyclictest749-21snmpd12:07:362
17959992018,1cyclictest749-21snmpd11:53:552
17959992018,1cyclictest749-21snmpd11:42:542
17959992018,1cyclictest749-21snmpd10:20:112
17959992018,1cyclictest26081-21cat10:35:142
17959992017,3cyclictest0-21swapper/212:21:362
17959992017,2cyclictest749-21snmpd10:45:382
17959992014,5cyclictest0-21swapper/210:43:272
1795999201,18cyclictest0-21swapper/211:21:452
1795999200,19cyclictest0-21swapper/207:50:372
1795999200,19cyclictest0-21swapper/207:40:302
1795699208,8cyclictest0-21swapper/111:00:091
17956992018,2cyclictest0-21swapper/111:21:001
17956992018,2cyclictest0-21swapper/109:16:191
17956992018,1cyclictest14492-21cat08:30:151
17956992017,3cyclictest0-21swapper/111:45:011
1795699200,2cyclictest0-21swapper/112:01:341
1795699200,19cyclictest0-21swapper/110:54:031
1795699200,19cyclictest0-21swapper/110:25:091
1795699200,19cyclictest0-21swapper/110:12:291
1795699200,19cyclictest0-21swapper/109:55:231
17952992018,2cyclictest0-21swapper/009:29:140
17952992018,1cyclictest749-21snmpd12:20:010
17952992018,1cyclictest749-21snmpd12:06:460
17952992018,1cyclictest749-21snmpd11:15:300
17952992018,1cyclictest749-21snmpd10:00:330
17952992018,1cyclictest749-21snmpd09:39:170
17952992017,2cyclictest749-21snmpd09:30:250
17952992017,2cyclictest749-21snmpd08:23:400
17952992017,1cyclictest752-21lldpd12:16:090
17952992013,6cyclictest749-21snmpd08:19:370
17952992012,6cyclictest4976-21munin-run11:14:590
1795299200,9cyclictest0-21swapper/011:45:080
1795299200,2cyclictest0-21swapper/010:45:150
17959991917,2cyclictest0-21swapper/209:32:102
17959991917,1cyclictest749-21snmpd11:58:402
17959991917,1cyclictest749-21snmpd10:51:322
17959991917,1cyclictest749-21snmpd08:25:072
17959991917,1cyclictest749-21snmpd07:39:272
1795999191,15cyclictest0-21swapper/211:30:102
17956991917,1cyclictest0-21swapper/107:50:151
17956991916,3cyclictest0-21swapper/109:00:141
1795699190,2cyclictest0-21swapper/107:20:541
1795699190,18cyclictest0-21swapper/108:10:431
1795299192,2cyclictest13234-21sed11:50:160
17952991917,1cyclictest749-21snmpd11:07:570
17952991916,2cyclictest749-21snmpd09:15:220
1795299191,5cyclictest0-21swapper/009:20:110
17959991816,1cyclictest749-21snmpd12:37:312
17959991816,1cyclictest749-21snmpd11:15:322
17959991816,1cyclictest749-21snmpd08:08:462
17959991816,1cyclictest749-21snmpd07:49:182
1795699185,8cyclictest0-21swapper/109:05:121
17956991816,2cyclictest0-21swapper/111:15:151
17956991816,2cyclictest0-21swapper/109:40:281
17956991816,2cyclictest0-21swapper/109:30:041
17956991815,3cyclictest0-21swapper/108:08:191
17952991816,1cyclictest749-21snmpd10:27:570
17952991816,1cyclictest749-21snmpd10:05:540
17952991816,1cyclictest749-21snmpd08:30:310
17952991815,2cyclictest749-21snmpd12:25:130
1795299181,4cyclictest0-21swapper/008:00:100
17952991812,5cyclictest749-21snmpd08:51:370
156402188,3sleep30-21swapper/307:33:233
17956991715,2cyclictest0-21swapper/112:07:511
17956991715,1cyclictest749-21snmpd12:20:401
1795699170,11cyclictest0-21swapper/109:27:171
1795299171,4cyclictest0-21swapper/007:40:100
47912166,3sleep30-21swapper/311:12:533
300442160,0sleep30-21swapper/308:15:153
188902169,4sleep30-21swapper/308:33:463
17959991614,2cyclictest0-21swapper/212:03:222
1795999161,14cyclictest0-21swapper/211:25:202
1795999160,10cyclictest0-21swapper/212:15:102
1795699150,14cyclictest0-21swapper/112:27:371
167762150,0sleep30-21swapper/307:35:143
78121410,3sleep30-21swapper/309:42:273
761421410,3sleep30-21swapper/310:18:153
761421410,3sleep30-21swapper/310:18:143
74021410,3sleep30-21swapper/307:49:023
719221410,3sleep30-21swapper/312:11:393
35802149,3sleep30-21swapper/310:42:203
3159821410,3sleep30-21swapper/309:11:503
305412149,3sleep30-21swapper/310:39:363
2895021410,3sleep30-21swapper/310:09:173
2858221410,3sleep30-21swapper/308:11:233
2846421410,3sleep30-21swapper/312:02:433
2584921410,3sleep30-21swapper/311:00:313
244472147,3sleep30-21swapper/308:37:423
231702144,3sleep30-21swapper/310:01:563
228712149,3sleep30-21swapper/311:57:573
18062149,4sleep30-21swapper/312:09:393
1615821410,3sleep30-21swapper/311:24:543
1601821410,3sleep30-21swapper/309:27:163
1479621410,3sleep30-21swapper/308:57:243
1202621410,3sleep30-21swapper/307:59:423
1196221410,3sleep30-21swapper/309:52:233
1160821410,3sleep30-21swapper/311:47:013
1036821410,3sleep30-21swapper/311:17:413
93722139,3sleep30-21swapper/310:49:343
90432139,3sleep30-21swapper/308:50:573
8522139,3sleep30-21swapper/311:40:033
74482139,3sleep30-21swapper/308:21:043
62412139,3sleep30-21swapper/309:45:383
48752139,3sleep30-21swapper/309:18:043
43682138,3sleep30-21swapper/307:22:253
3582139,3sleep30-21swapper/311:37:203
315942139,3sleep30-21swapper/311:07:273
312832139,3sleep30-21swapper/307:18:573
304452139,3sleep30-21swapper/312:35:013
300652139,3sleep30-21swapper/312:33:023
299432139,3sleep30-21swapper/308:41:153
274142139,3sleep30-21swapper/307:42:323
270482139,3sleep30-21swapper/311:30:503
260122139,3sleep30-21swapper/309:07:223
248002139,3sleep30-21swapper/310:33:243
245362139,3sleep30-21swapper/312:28:503
235022139,3sleep30-21swapper/307:14:293
229612139,3sleep30-21swapper/308:05:543
218082139,3sleep30-21swapper/309:30:293
203802139,3sleep30-21swapper/309:01:533
19062137,3sleep30-21swapper/310:11:463
189622139,3sleep30-21swapper/310:25:553
174882139,3sleep30-21swapper/309:56:203
173182139,3sleep30-21swapper/308:00:263
152202139,3sleep30-21swapper/310:55:033
147262139,3sleep30-21swapper/310:51:343
131072139,3sleep30-21swapper/310:21:423
130372139,3sleep30-21swapper/312:15:523
98752128,3sleep30-21swapper/307:26:223
34242128,3sleep30-21swapper/308:46:113
214482128,3sleep30-21swapper/311:25:503
189752128,3sleep30-21swapper/312:24:203
130262127,3sleep30-21swapper/308:26:023
61092117,3sleep30-21swapper/307:50:413
276482117,3sleep30-21swapper/309:37:573
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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