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2026-03-19 - 04:37
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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 Thu Mar 19, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32716213977,7sleep10-21swapper/119:09:071
32764212969,7sleep20-21swapper/219:09:442
325882114104,7sleep30-21swapper/319:07:293
326282110101,6sleep00-21swapper/019:07:580
232452680,0sleep30-21swapper/320:25:133
274312640,1sleep10-21swapper/121:55:141
239802610,0sleep00-21swapper/023:15:180
224452580,0sleep2301ktimersoftd/220:50:192
207512530,0sleep30-21swapper/323:45:013
207512530,0sleep30-21swapper/323:45:013
500992915,13cyclictest0-21swapper/222:30:102
50099290,28cyclictest0-21swapper/221:00:302
50099281,26cyclictest0-21swapper/221:19:212
50099270,26cyclictest0-21swapper/223:29:472
50099270,26cyclictest0-21swapper/200:28:052
500992518,7cyclictest0-21swapper/223:08:352
50099250,24cyclictest0-21swapper/200:10:132
496992521,3cyclictest0-21swapper/121:50:061
487992523,2cyclictest0-21swapper/000:13:200
487992517,7cyclictest749-21snmpd20:55:300
487992517,7cyclictest749-21snmpd00:39:290
48799250,24cyclictest0-21swapper/020:20:230
50099240,23cyclictest0-21swapper/220:15:202
50099240,23cyclictest0-21swapper/220:15:202
50099240,23cyclictest0-21swapper/220:12:292
496992421,2cyclictest0-21swapper/122:18:361
487992418,5cyclictest749-21snmpd20:06:500
487992417,6cyclictest749-21snmpd00:30:500
487992416,7cyclictest749-21snmpd19:48:560
50099238,14cyclictest0-21swapper/219:30:112
500992318,4cyclictest0-21swapper/221:11:212
500992317,6cyclictest0-21swapper/223:59:162
500992313,9cyclictest0-21swapper/222:25:132
50099231,21cyclictest0-21swapper/221:41:482
50099231,21cyclictest0-21swapper/221:35:422
50099231,21cyclictest0-21swapper/200:15:592
496992321,2cyclictest0-21swapper/119:10:501
496992320,3cyclictest0-21swapper/123:34:351
49699230,22cyclictest0-21swapper/123:06:231
487992317,5cyclictest749-21snmpd21:51:420
487992317,5cyclictest749-21snmpd00:22:310
487992315,7cyclictest749-21snmpd23:32:370
487992315,7cyclictest749-21snmpd21:32:390
487992315,7cyclictest749-21snmpd21:21:510
487992315,6cyclictest752-21lldpd21:56:100
48799230,19cyclictest0-21swapper/022:55:180
50099222,18cyclictest0-21swapper/220:20:162
500992215,7cyclictest0-21swapper/222:57:072
50099221,20cyclictest0-21swapper/200:35:382
496992220,2cyclictest0-21swapper/122:07:541
496992220,2cyclictest0-21swapper/121:22:331
496992219,3cyclictest0-21swapper/120:55:271
496992219,2cyclictest0-21swapper/120:29:361
496992218,3cyclictest0-21swapper/120:10:141
496992218,3cyclictest0-21swapper/119:58:321
49699220,3cyclictest0-21swapper/123:57:461
49699220,3cyclictest0-21swapper/123:28:381
49699220,21cyclictest0-21swapper/123:20:581
49699220,21cyclictest0-21swapper/121:40:211
49699220,21cyclictest0-21swapper/120:01:561
49699220,21cyclictest0-21swapper/119:18:141
49699220,16cyclictest0-21swapper/120:32:391
48799227,11cyclictest280-21systemd-journal19:50:360
487992218,3cyclictest0-21swapper/023:47:470
487992216,5cyclictest749-21snmpd19:16:050
487992215,6cyclictest749-21snmpd21:03:310
487992214,7cyclictest749-21snmpd23:02:110
487992214,7cyclictest749-21snmpd21:35:000
487992214,7cyclictest749-21snmpd20:45:510
487992214,7cyclictest749-21snmpd00:17:110
487992214,7cyclictest749-21snmpd00:09:460
487992211,10cyclictest749-21snmpd22:15:090
48799220,21cyclictest0-21swapper/023:08:400
500992119,2cyclictest0-21swapper/222:20:302
500992118,2cyclictest0-21swapper/223:18:202
50099211,2cyclictest26663-21munin-run21:54:592
50099210,3cyclictest0-21swapper/222:52:012
50099210,20cyclictest0-21swapper/223:14:402
50099210,20cyclictest0-21swapper/222:17:162
50099210,20cyclictest0-21swapper/221:57:062
50099210,20cyclictest0-21swapper/221:05:242
50099210,20cyclictest0-21swapper/220:34:322
50099210,20cyclictest0-21swapper/219:53:202
50099210,20cyclictest0-21swapper/219:48:202
496992119,2cyclictest0-21swapper/121:07:091
496992118,3cyclictest0-21swapper/121:34:461
496992118,3cyclictest0-21swapper/119:50:511
49699210,3cyclictest0-21swapper/100:18:471
49699210,2cyclictest0-21swapper/119:48:561
49699210,20cyclictest0-21swapper/123:42:561
49699210,20cyclictest0-21swapper/123:42:551
49699210,20cyclictest0-21swapper/123:35:551
49699210,20cyclictest0-21swapper/123:11:161
49699210,20cyclictest0-21swapper/122:55:461
49699210,20cyclictest0-21swapper/122:50:221
49699210,20cyclictest0-21swapper/122:10:311
49699210,20cyclictest0-21swapper/121:46:311
49699210,20cyclictest0-21swapper/121:13:121
49699210,20cyclictest0-21swapper/120:50:401
49699210,20cyclictest0-21swapper/120:07:381
49699210,20cyclictest0-21swapper/119:30:501
49699210,20cyclictest0-21swapper/119:26:591
49699210,20cyclictest0-21swapper/100:26:081
49699210,20cyclictest0-21swapper/100:08:381
487992119,1cyclictest749-21snmpd23:37:230
487992115,5cyclictest749-21snmpd22:33:390
487992115,5cyclictest749-21snmpd19:31:530
487992115,5cyclictest749-21snmpd00:01:560
487992113,7cyclictest749-21snmpd21:07:000
487992113,7cyclictest749-21snmpd20:02:440
48799210,20cyclictest0-21swapper/022:00:120
48799210,1cyclictest0-21swapper/023:20:110
500992018,2cyclictest0-21swapper/223:35:522
500992018,1cyclictest749-21snmpd23:32:052
500992018,1cyclictest749-21snmpd23:20:042
500992018,1cyclictest749-21snmpd22:43:582
500992018,1cyclictest749-21snmpd21:24:402
500992018,1cyclictest749-21snmpd20:56:122
500992018,1cyclictest749-21snmpd20:01:382
500992018,1cyclictest749-21snmpd19:20:382
500992016,3cyclictest0-21swapper/222:46:212
500992016,3cyclictest0-21swapper/221:32:222
500992016,3cyclictest0-21swapper/219:14:322
500992016,2cyclictest31903-21sadc23:55:012
50099201,18cyclictest0-21swapper/220:27:502
50099200,3cyclictest0-21swapper/219:41:592
50099200,19cyclictest0-21swapper/222:02:252
50099200,19cyclictest0-21swapper/219:55:212
496992018,2cyclictest0-21swapper/119:35:381
49699200,3cyclictest0-21swapper/121:04:031
49699200,3cyclictest0-21swapper/120:36:181
49699200,2cyclictest0-21swapper/121:39:571
49699200,2cyclictest0-21swapper/120:47:091
49699200,2cyclictest0-21swapper/100:30:111
49699200,20cyclictest0-21swapper/123:01:471
49699200,19cyclictest0-21swapper/123:53:471
49699200,19cyclictest0-21swapper/122:22:461
48799206,5cyclictest280-21systemd-journal23:56:060
487992018,1cyclictest749-21snmpd22:37:580
487992018,1cyclictest749-21snmpd22:25:540
487992018,1cyclictest749-21snmpd22:23:430
487992018,1cyclictest749-21snmpd19:58:350
487992018,1cyclictest749-21snmpd19:21:500
487992018,1cyclictest749-21snmpd00:26:380
487992017,2cyclictest749-21snmpd19:37:570
487992015,4cyclictest749-21snmpd20:14:470
487992014,5cyclictest749-21snmpd21:49:510
487992013,6cyclictest749-21snmpd20:40:240
487992012,7cyclictest749-21snmpd23:53:470
487992012,7cyclictest749-21snmpd23:41:050
487992012,7cyclictest749-21snmpd23:41:040
487992012,7cyclictest749-21snmpd21:42:130
48799201,17cyclictest0-21swapper/020:25:010
50099192,16cyclictest0-21swapper/220:41:432
500991917,2cyclictest0-21swapper/200:01:262
500991917,1cyclictest749-21snmpd21:25:542
500991917,1cyclictest749-21snmpd20:35:242
500991917,1cyclictest749-21snmpd20:08:092
500991917,1cyclictest749-21snmpd19:36:172
500991916,2cyclictest0-21swapper/200:05:232
500991915,3cyclictest0-21swapper/219:25:352
50099190,5cyclictest0-21swapper/223:01:062
50099190,19cyclictest0-21swapper/223:46:222
496991917,2cyclictest0-21swapper/123:48:561
496991917,2cyclictest0-21swapper/122:38:491
496991917,2cyclictest0-21swapper/122:01:271
496991917,2cyclictest0-21swapper/120:43:481
496991917,2cyclictest0-21swapper/100:36:091
49699190,18cyclictest0-21swapper/122:42:391
49699190,18cyclictest0-21swapper/122:32:151
49699190,18cyclictest0-21swapper/122:25:431
49699190,18cyclictest0-21swapper/100:13:311
487991918,1cyclictest0-21swapper/022:40:570
487991917,1cyclictest749-21snmpd22:46:130
487991917,1cyclictest749-21snmpd21:26:450
487991917,1cyclictest749-21snmpd21:17:250
487991917,1cyclictest749-21snmpd21:14:210
487991917,1cyclictest749-21snmpd20:32:110
487991916,3cyclictest0-21swapper/019:10:410
487991913,5cyclictest749-21snmpd22:50:120
487991913,5cyclictest749-21snmpd20:16:450
487991913,5cyclictest749-21snmpd20:16:440
487991911,7cyclictest749-21snmpd23:13:080
487991911,7cyclictest749-21snmpd20:35:580
487991910,7cyclictest749-21snmpd22:12:430
320482199,3sleep30-21swapper/321:56:523
50099183,13cyclictest6950-21/usr/sbin/munin22:35:172
500991816,1cyclictest749-21snmpd21:48:012
500991816,1cyclictest749-21snmpd20:47:452
500991816,1cyclictest749-21snmpd00:34:352
500991816,1cyclictest749-21snmpd00:20:082
500991814,3cyclictest0-21swapper/222:05:092
496991816,2cyclictest0-21swapper/119:21:021
496991816,2cyclictest0-21swapper/100:20:461
487991816,1cyclictest749-21snmpd22:09:030
126582180,0sleep30-21swapper/321:40:173
50099170,11cyclictest0-21swapper/223:40:212
50099170,11cyclictest0-21swapper/223:40:212
496991715,2cyclictest0-21swapper/120:16:591
496991715,2cyclictest0-21swapper/120:16:591
496991715,1cyclictest749-21snmpd20:21:441
487991715,1cyclictest749-21snmpd23:25:050
487991715,1cyclictest749-21snmpd19:29:500
487991710,6cyclictest749-21snmpd20:54:090
127132174,3sleep30-21swapper/320:44:363
500991614,1cyclictest749-21snmpd22:12:102
50099161,14cyclictest0-21swapper/219:17:412
49699163,11cyclictest0-21swapper/122:49:221
496991614,2cyclictest0-21swapper/100:02:261
49699160,15cyclictest0-21swapper/121:17:371
48799160,11cyclictest0-21swapper/019:40:140
259392165,3sleep30-21swapper/323:45:413
160612165,3sleep30-21swapper/300:05:403
80212159,3sleep30-21swapper/321:06:063
49699156,8cyclictest0-21swapper/119:40:181
49699150,14cyclictest0-21swapper/123:15:151
49699150,14cyclictest0-21swapper/121:26:301
247522159,3sleep30-21swapper/323:16:103
617521410,3sleep30-21swapper/300:26:503
368721410,3sleep30-21swapper/321:32:303
316762148,5sleep30-21swapper/323:52:153
3047921410,3sleep30-21swapper/321:27:013
264772148,3sleep30-21swapper/321:52:533
262721410,3sleep30-21swapper/321:03:383
23972149,3sleep30-21swapper/322:56:323
219572148,3sleep30-21swapper/300:14:373
1830821410,3sleep30-21swapper/320:49:133
1740921410,3sleep30-21swapper/300:36:483
1646121410,3sleep30-21swapper/322:11:183
1484121410,3sleep30-21swapper/323:37:213
123462149,4sleep30-21swapper/322:39:533
10272148,3sleep30-21swapper/322:28:413
94032139,3sleep30-21swapper/319:42:173
79532138,3sleep30-21swapper/323:00:443
7172139,3sleep30-21swapper/300:24:063
58032139,3sleep30-21swapper/320:10:083
53712139,3sleep30-21swapper/322:02:503
53682139,3sleep30-21swapper/320:07:243
48332139,3sleep30-21swapper/323:56:593
37872139,3sleep30-21swapper/319:37:323
36142139,3sleep30-21swapper/323:27:073
321392139,3sleep30-21swapper/320:01:553
305562139,3sleep30-21swapper/323:23:393
276242139,3sleep30-21swapper/322:20:433
241922139,3sleep30-21swapper/320:55:103
237702137,3sleep30-21swapper/320:52:373
223292139,3sleep30-21swapper/320:24:343
222262139,3sleep30-21swapper/322:18:323
204482137,3sleep30-21swapper/319:50:263
204162139,3sleep30-21swapper/321:45:553
197742139,3sleep30-21swapper/319:25:073
194352137,3sleep30-21swapper/323:14:373
194112139,3sleep30-21swapper/319:23:233
191922139,3sleep30-21swapper/321:16:043
166282139,3sleep30-21swapper/320:18:223
166282139,3sleep30-21swapper/320:18:213
138382139,3sleep30-21swapper/319:18:543
136742139,3sleep30-21swapper/323:07:293
136252139,3sleep30-21swapper/321:11:193
12442139,3sleep30-21swapper/320:31:473
118262137,5sleep30-21swapper/300:32:153
105842139,3sleep30-21swapper/300:02:113
92972128,3sleep30-21swapper/321:37:273
91452128,3sleep30-21swapper/323:31:203
59702128,3sleep30-21swapper/319:13:543
305972129,3sleep30-21swapper/319:33:203
293752128,3sleep30-21swapper/322:53:483
275962128,3sleep30-21swapper/300:19:503
17332126,4sleep30-21swapper/320:35:113
126072128,3sleep30-21swapper/322:40:063
109392122,3sleep30-21swapper/322:07:093
65872117,3sleep30-21swapper/322:33:253
262812117,3sleep30-21swapper/319:58:113
249042117,3sleep30-21swapper/321:22:173
235402117,3sleep30-21swapper/322:49:463
151782117,3sleep30-21swapper/319:49:423
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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