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2026-04-08 - 01:16
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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: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack0slot2.osadl.org (updated Wed Apr 08, 2026 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11815622900,0sleep40-21swapper/419:12:134
115822125848,7sleep60-21swapper/618:58:066
115821125848,7sleep50-21swapper/518:57:575
114939625442,7sleep40-21swapper/418:57:234
1158810995249,2cyclictest1353431-21kworker/u16:3+events_unbound21:47:155
1158810995048,2cyclictest1707724-21kworker/u16:0+events_unbound23:17:155
1158806995047,2cyclictest1738022-21kworker/u16:1+events_unbound23:57:154
1158810994947,2cyclictest1630198-21kworker/u16:2+events_unbound22:48:395
1158806994947,2cyclictest1415811-21kworker/u16:0+events_unbound22:32:384
1158806994845,2cyclictest1415811-21kworker/u16:0+events_unbound22:27:154
1158810994745,2cyclictest1654964-21kworker/u16:4+events_unbound23:05:515
1158810994745,2cyclictest1654964-21kworker/u16:4+events_unbound23:05:515
1158810994745,2cyclictest1150170-21kworker/u16:1+flush-8:020:02:395
1158810994644,2cyclictest1439749-21kworker/u16:2+events_unbound21:26:035
1158810994543,2cyclictest1415811-21kworker/u16:0+events_unbound22:35:385
1158806994543,2cyclictest1885010-21kworker/u16:2+events_unbound00:31:154
1158814994442,2cyclictest1738022-21kworker/u16:1+events_unbound23:43:586
1158806994442,2cyclictest1296576-21kworker/u16:0+events_unbound21:05:034
1158806994442,2cyclictest1296576-21kworker/u16:0+events_unbound21:05:034
1158810994341,2cyclictest1654963-21kworker/u16:1+events_unbound23:09:385
1158810994341,2cyclictest1460770-21kworker/u16:4+events_unbound21:33:035
1158806994341,2cyclictest1654963-21kworker/u16:1+events_unbound23:02:144
1158806994341,2cyclictest1654963-21kworker/u16:1+events_unbound23:02:144
115881699420,40cyclictest1343963-21latency_hist20:37:137
1158814994240,2cyclictest1885010-21kworker/u16:2+events_unbound00:28:066
1158810994240,2cyclictest1654964-21kworker/u16:4+events_unbound23:01:595
1158806994240,2cyclictest1761891-21kworker/u16:6+events_unbound23:39:554
1158814994139,2cyclictest1800871-21kworker/u16:0+events_unbound23:53:426
1158814994139,2cyclictest1654964-21kworker/u16:4+events_unbound23:15:146
1158814994139,2cyclictest1654963-21kworker/u16:1+events_unbound23:04:396
1158814994139,2cyclictest1654963-21kworker/u16:1+events_unbound23:04:396
1158814994139,2cyclictest1415811-21kworker/u16:0+events_unbound22:31:316
1158810994139,2cyclictest1460770-21kworker/u16:4+events_unbound21:31:595
1158810994139,2cyclictest1415811-21kworker/u16:0+events_unbound22:14:195
1158810994138,2cyclictest1788524-21kworker/u16:3+events_unbound00:17:505
1158814994038,2cyclictest1800871-21kworker/u16:0+events_unbound00:10:216
1158814994038,2cyclictest1738022-21kworker/u16:1+events_unbound23:36:076
1158814994038,2cyclictest1630198-21kworker/u16:2+events_unbound23:27:506
1158814994038,2cyclictest1415811-21kworker/u16:0+events_unbound22:43:346
1158814994038,2cyclictest1415811-21kworker/u16:0+events_unbound21:27:396
1158810994038,2cyclictest1800871-21kworker/u16:0+events_unbound23:52:515
1158810994038,2cyclictest1788524-21kworker/u16:3+events_unbound00:31:235
1158810994038,2cyclictest1788524-21kworker/u16:3+events_unbound00:26:515
1158810994038,2cyclictest1738022-21kworker/u16:1+events_unbound23:41:355
1158810994038,2cyclictest1738022-21kworker/u16:1+events_unbound23:29:185
1158810994038,2cyclictest1738022-21kworker/u16:1+events_unbound00:05:355
1158810994038,2cyclictest1654964-21kworker/u16:4+events_unbound23:16:155
1158810994038,2cyclictest1415811-21kworker/u16:0+flush-8:022:07:185
1158810994038,2cyclictest1402765-21kworker/u16:1+events_unbound22:18:185
1158810994038,2cyclictest1258039-21kworker/u16:2+events_unbound21:06:235
1158810994038,2cyclictest1258039-21kworker/u16:2+events_unbound21:06:235
1158806994038,2cyclictest1654964-21kworker/u16:4+events_unbound23:10:074
11493902403,31sleep70-21swapper/718:57:187
1158814993937,2cyclictest1788524-21kworker/u16:3+events_unbound23:58:186
1158814993937,2cyclictest1608005-21kworker/u16:3+events_unbound22:37:076
1158814993937,2cyclictest1439749-21kworker/u16:2+events_unbound21:26:156
1158814993937,2cyclictest1402765-21kworker/u16:1+events_unbound22:05:476
1158814993937,2cyclictest1402765-21kworker/u16:1+events_unbound21:10:276
1158810993937,2cyclictest1847825-21kworker/u16:2+events_unbound00:13:545
1158810993937,2cyclictest1788524-21kworker/u16:3+events_unbound00:01:195
1158810993937,2cyclictest1761891-21kworker/u16:6+events_unbound23:50:155
1158810993937,2cyclictest1738022-21kworker/u16:1+events_unbound23:24:025
1158810993937,2cyclictest1738022-21kworker/u16:1+events_unbound00:08:065
1158810993937,2cyclictest1511981-21kworker/u16:2+events_unbound21:59:155
1158810993937,2cyclictest1511981-21kworker/u16:2+events_unbound21:54:595
1158810993937,2cyclictest1402765-21kworker/u16:1+events_unbound21:46:155
1158810993937,2cyclictest1402765-21kworker/u16:1+events_unbound21:46:155
1158810993937,2cyclictest1258039-21kworker/u16:2+events_unbound21:08:555
1158810993937,2cyclictest1258039-21kworker/u16:2+events_unbound20:53:155
1158810993937,2cyclictest1159005-21kworker/u16:3+flush-8:019:22:145
1158806993937,2cyclictest1788524-21kworker/u16:3+events_unbound23:55:104
1158806993937,2cyclictest1761891-21kworker/u16:6+events_unbound23:33:034
1158806993937,2cyclictest1738022-21kworker/u16:1+events_unbound23:31:434
1158806993937,2cyclictest1460770-21kworker/u16:4+events_unbound21:32:034
1158806993937,2cyclictest1415811-21kworker/u16:0+events_unbound21:13:434
1158806993937,2cyclictest1402765-21kworker/u16:1+events_unbound22:18:394
1158814993836,2cyclictest1786790-21kworker/u16:2+events_unbound23:50:236
1158814993836,2cyclictest1738022-21kworker/u16:1+events_unbound23:41:516
1158814993836,2cyclictest1654964-21kworker/u16:4+events_unbound22:56:466
1158814993836,2cyclictest1415811-21kworker/u16:0+events_unbound22:50:466
1158814993836,2cyclictest1353431-21kworker/u16:3+events_unbound21:41:476
1158814993836,2cyclictest1353431-21kworker/u16:3+events_unbound21:16:156
1158810993836,2cyclictest1761891-21kworker/u16:6+events_unbound23:36:135
1158810993836,2cyclictest1630198-21kworker/u16:2+events_unbound22:54:565
1158810993836,2cyclictest1511981-21kworker/u16:2+events_unbound22:07:115
1158810993836,2cyclictest1415811-21kworker/u16:0+events_unbound22:41:595
1158810993836,2cyclictest1402765-21kworker/u16:1+events_unbound22:22:225
1158810993836,2cyclictest1402765-21kworker/u16:1+events_unbound22:22:225
1158810993836,2cyclictest1402765-21kworker/u16:1+events_unbound21:15:465
1158810993833,2cyclictest1707724-21kworker/u16:0+events_unbound23:43:505
1158806993836,2cyclictest1800871-21kworker/u16:0+events_unbound00:02:474
1158806993836,2cyclictest1738022-21kworker/u16:1+events_unbound23:24:474
1158806993836,2cyclictest1707724-21kworker/u16:0+events_unbound23:13:254
1158806993836,2cyclictest1654964-21kworker/u16:4+events_unbound23:01:234
1158806993836,2cyclictest1402765-21kworker/u16:1+events_unbound22:10:194
1158806993836,2cyclictest1258039-21kworker/u16:2+events_unbound21:09:544
1158814993735,2cyclictest1848876-21kworker/u16:4+events_unbound00:27:036
1158814993735,2cyclictest1707724-21kworker/u16:0+events_unbound23:18:416
1158814993735,2cyclictest1402765-21kworker/u16:1+events_unbound22:19:226
1158814993735,2cyclictest1353431-21kworker/u16:3+events_unbound21:47:236
1158810993735,2cyclictest1511981-21kworker/u16:2+events_unbound22:28:355
1158806993735,2cyclictest1788524-21kworker/u16:3+events_unbound23:51:234
1158814993634,2cyclictest1738022-21kworker/u16:1+events_unbound23:25:476
1158814993634,2cyclictest1654964-21kworker/u16:4+events_unbound23:09:426
1158814993634,2cyclictest1415811-21kworker/u16:0+events_unbound22:41:516
1158814993634,2cyclictest1296576-21kworker/u16:0+events_unbound21:02:506
1158814993634,2cyclictest1296576-21kworker/u16:0+events_unbound21:02:506
1158810993634,2cyclictest1159005-21kworker/u16:3+events_unbound19:32:155
1158806993634,2cyclictest1788524-21kworker/u16:3+events_unbound00:24:114
1158806993634,2cyclictest1707724-21kworker/u16:0+flush-8:023:44:104
1158806993634,2cyclictest1707724-21kworker/u16:0+events_unbound23:18:274
1158806993634,2cyclictest1630198-21kworker/u16:2+events_unbound22:45:554
1158806993634,2cyclictest1511981-21kworker/u16:2+events_unbound21:55:144
1158806993634,2cyclictest1415811-21kworker/u16:0+events_unbound22:26:154
1158806993634,2cyclictest1415811-21kworker/u16:0+events_unbound22:26:154
1158806993634,2cyclictest1415811-21kworker/u16:0+events_unbound22:15:554
1158806993634,2cyclictest1353431-21kworker/u16:3+events_unbound21:46:404
1158806993634,2cyclictest1353431-21kworker/u16:3+events_unbound21:46:404
1158814993533,2cyclictest1860821-21kworker/u16:5+events_unbound00:17:586
1158814993533,2cyclictest1800871-21kworker/u16:0+events_unbound00:13:186
1158814993533,2cyclictest1654964-21kworker/u16:4+events_unbound22:59:096
1158814993533,2cyclictest1402765-21kworker/u16:1+events_unbound21:43:276
1158814993533,2cyclictest1402765-21kworker/u16:1+events_unbound21:43:276
1158810993533,2cyclictest1415811-21kworker/u16:0+events_unbound22:42:465
1158810993533,2cyclictest1415811-21kworker/u16:0+events_unbound21:20:355
1158810993533,2cyclictest1402765-21kworker/u16:1+events_unbound21:38:305
1158810993532,2cyclictest1296576-21kworker/u16:0+events_unbound20:17:145
1158806993533,2cyclictest1415811-21kworker/u16:0+events_unbound21:33:274
1158806993533,2cyclictest1150170-21kworker/u16:1+events_unbound19:42:154
1158806993530,2cyclictest1415811-21kworker/u16:0+events_unbound22:05:084
1158814993432,2cyclictest1511981-21kworker/u16:2+events_unbound22:02:016
1158814993432,2cyclictest1415811-21kworker/u16:0+events_unbound22:25:066
1158814993432,2cyclictest1415811-21kworker/u16:0+events_unbound22:25:066
1158814993432,2cyclictest1415811-21kworker/u16:0+events_unbound21:33:256
1158806993432,2cyclictest1415811-21kworker/u16:0+events_unbound21:48:144
1158806993431,2cyclictest1860821-21kworker/u16:5+flush-8:000:17:184
1158814993331,2cyclictest1511981-21kworker/u16:2+events_unbound22:14:336
1158814993331,2cyclictest1415811-21kworker/u16:0+events_unbound22:07:416
1158814993331,2cyclictest1159005-21kworker/u16:3+events_unbound19:12:116
1158814993330,2cyclictest1150170-21kworker/u16:1+events_unbound19:57:146
1158806993331,2cyclictest1608005-21kworker/u16:3+events_unbound22:49:544
1158806993331,2cyclictest1402765-21kworker/u16:1+events_unbound21:57:414
1158806993331,2cyclictest1402765-21kworker/u16:1+events_unbound21:39:244
1158806993331,2cyclictest1353431-21kworker/u16:3+events_unbound21:22:114
1158814993230,2cyclictest1402765-21kworker/u16:1+events_unbound21:54:496
1158814993230,2cyclictest1296576-21kworker/u16:0+events_unbound20:29:036
1158814993230,2cyclictest1150170-21kworker/u16:1+events_unbound20:35:036
1158814993230,2cyclictest1076806-21kworker/u16:0+events_unbound19:28:506
1158814993230,2cyclictest1076806-21kworker/u16:0+events_unbound19:16:566
1158810993230,2cyclictest1353431-21kworker/u16:3+events_unbound20:45:205
1158810993230,2cyclictest1159005-21kworker/u16:3+events_unbound19:30:275
1158806993230,2cyclictest1788524-21kworker/u16:3+events_unbound00:15:064
1158806993230,2cyclictest1738022-21kworker/u16:1+events_unbound00:08:394
1158806993230,2cyclictest1630198-21kworker/u16:2+events_unbound22:41:144
1158814993129,2cyclictest1788524-21kworker/u16:3+events_unbound00:04:176
1158814993129,2cyclictest1353431-21kworker/u16:3+events_unbound20:43:026
1158814993129,2cyclictest1258039-21kworker/u16:2+events_unbound20:39:036
1158814993129,2cyclictest1258039-21kworker/u16:2+events_unbound20:10:476
1158806993129,2cyclictest1654963-21kworker/u16:1+events_unbound22:56:114
18719502300,1chrt1871948-21ssh00:21:087
1158814993028,2cyclictest1258039-21kworker/u16:2+events_unbound20:57:376
1158814993028,2cyclictest1076806-21kworker/u16:0+events_unbound19:19:036
1158814993028,2cyclictest1076806-21kworker/u16:0+events_unbound19:04:086
1158810993028,2cyclictest1159005-21kworker/u16:3+events_unbound19:22:235
1158810993028,2cyclictest1159005-21kworker/u16:3+events_unbound19:12:155
1158810993028,2cyclictest1150170-21kworker/u16:1+events_unbound20:13:025
1158814992927,2cyclictest1402765-21kworker/u16:1+events_unbound21:20:416
1158814992927,2cyclictest1258039-21kworker/u16:2+events_unbound19:55:116
1158814992927,2cyclictest1150170-21kworker/u16:1+events_unbound20:23:026
1158814992927,2cyclictest1150170-21kworker/u16:1+events_unbound20:23:026
1158814992927,2cyclictest1150170-21kworker/u16:1+events_unbound19:43:216
1158814992927,2cyclictest1076806-21kworker/u16:0+events_unbound19:48:246
1158810992927,2cyclictest1159005-21kworker/u16:3+events_unbound19:41:125
1158810992927,2cyclictest1150170-21kworker/u16:1+events_unbound20:10:555
1158810992927,2cyclictest1150170-21kworker/u16:1+events_unbound19:49:565
1158814992826,2cyclictest1150170-21kworker/u16:1+events_unbound20:02:386
1158810992826,2cyclictest1150170-21kworker/u16:1+events_unbound20:26:235
1158810992826,2cyclictest1150170-21kworker/u16:1+events_unbound20:26:235
1158806992826,2cyclictest1296576-21kworker/u16:0+events_unbound20:32:154
1158816992726,0cyclictest0-21swapper/721:17:487
1158816992726,0cyclictest0-21swapper/720:07:327
1158814992724,2cyclictest1258039-21kworker/u16:2+events_unbound20:52:246
1158810992725,2cyclictest1353431-21kworker/u16:3+events_unbound20:51:045
1158810992725,2cyclictest1296576-21kworker/u16:0+events_unbound20:59:035
1158810992725,2cyclictest1150170-21kworker/u16:1+events_unbound19:56:565
1158806992725,2cyclictest1415811-21kworker/u16:0+events_unbound21:25:464
1158816992625,0cyclictest0-21swapper/723:07:277
1158816992625,0cyclictest0-21swapper/719:03:027
1158814992624,2cyclictest1258039-21kworker/u16:2+flush-8:020:47:146
1158814992624,2cyclictest1258039-21kworker/u16:2+events_unbound20:14:086
1158814992624,2cyclictest1159005-21kworker/u16:3+events_unbound19:37:596
1158814992624,2cyclictest1159005-21kworker/u16:3+events_unbound19:25:566
1158814992624,2cyclictest1150170-21kworker/u16:1+events_unbound20:21:046
1158816992422,1cyclictest1604881-21ssh22:27:357
1158816992419,4cyclictest1824498-21latency_hist00:02:137
1158814992422,2cyclictest1076806-21kworker/u16:0+events_unbound19:35:286
1158810992422,2cyclictest1296576-21kworker/u16:0+events_unbound20:34:265
1158816992321,1cyclictest0-21swapper/719:32:307
1158810992321,2cyclictest1258039-21kworker/u16:2+events_unbound20:27:145
1158810992321,2cyclictest1150170-21kworker/u16:1+events_unbound20:01:125
1158816992222,0cyclictest0-21swapper/719:30:297
1158816992120,0cyclictest0-21swapper/720:04:577
1158816992119,1cyclictest1391768-21diskmemload00:22:417
1158816992118,2cyclictest124-21kswapd021:47:367
1158816992117,3cyclictest124-21kswapd023:12:357
1158810992119,2cyclictest1296576-21kworker/u16:0+events_unbound20:41:045
1158806992119,2cyclictest1076806-21kworker/u16:0+events_unbound19:15:234
1158810992018,2cyclictest1159005-21kworker/u16:3+events_unbound19:11:425
1158810992018,2cyclictest1076806-21kworker/u16:0+events_unbound19:05:445
1158806992018,2cyclictest1296576-21kworker/u16:0+events_unbound20:39:154
1158816991918,0cyclictest0-21swapper/723:02:367
1158816991918,0cyclictest0-21swapper/723:02:367
1158816991918,0cyclictest0-21swapper/719:39:337
1158810991916,3cyclictest1150170-21kworker/u16:1+flush-8:019:42:395
1158806991917,2cyclictest1150170-21kworker/u16:1+events_unbound20:15:364
1158806991917,2cyclictest1076806-21kworker/u16:0+flush-8:019:47:394
1158806991917,2cyclictest1076806-21kworker/u16:0+events_unbound19:34:554
1158816991817,0cyclictest0-21swapper/719:26:457
1158816991817,0cyclictest0-21swapper/719:20:377
1158816991814,3cyclictest1267-21snmpd23:24:257
1158816991810,7cyclictest0-21swapper/721:27:137
115881699180,17cyclictest0-21swapper/722:57:367
1158806991816,2cyclictest1258039-21kworker/u16:2+events_unbound21:00:564
115881699178,8cyclictest0-21swapper/722:12:277
115881699178,8cyclictest0-21swapper/721:32:347
1158816991717,0cyclictest0-21swapper/722:50:277
1158816991716,0cyclictest0-21swapper/721:02:417
1158816991716,0cyclictest0-21swapper/721:02:417
1158816991716,0cyclictest0-21swapper/719:47:287
115881699170,1cyclictest0-21swapper/723:42:367
1158806991715,2cyclictest1353431-21kworker/u16:3+events_unbound20:45:244
115881699168,7cyclictest0-21swapper/723:47:317
115881699167,8cyclictest0-21swapper/723:37:307
115881699167,7cyclictest0-21swapper/722:52:297
115881699166,8cyclictest0-21swapper/722:22:267
115881699166,8cyclictest0-21swapper/722:22:267
1158816991615,0cyclictest0-21swapper/722:07:287
1158816991615,0cyclictest0-21swapper/719:14:177
1158816991615,0cyclictest0-21swapper/700:12:357
1158806991614,2cyclictest1258039-21kworker/u16:2+flush-8:020:07:374
1158806991614,2cyclictest1159005-21kworker/u16:3+events_unbound19:20:474
1158806991614,2cyclictest1150170-21kworker/u16:1+events_unbound20:18:244
1158806991614,2cyclictest1150170-21kworker/u16:1+events_unbound20:03:474
1158806991614,2cyclictest1150170-21kworker/u16:1+events_unbound19:59:234
1158806991613,2cyclictest1150170-21kworker/u16:1+events_unbound20:22:154
1158806991613,2cyclictest1150170-21kworker/u16:1+events_unbound20:22:154
115881699157,7cyclictest0-21swapper/723:17:307
115881699156,8cyclictest0-21swapper/722:37:327
115881699156,7cyclictest0-21swapper/721:53:207
115881699153,11cyclictest1547995-21/usr/sbin/munin22:07:137
1158816991514,0cyclictest0-21swapper/719:42:257
1158816991513,1cyclictest0-21swapper/700:02:357
1158806991513,2cyclictest1258039-21kworker/u16:2+events_unbound20:47:314
1158806991513,2cyclictest1159005-21kworker/u16:3+events_unbound19:40:554
1158806991513,2cyclictest1159005-21kworker/u16:3+events_unbound19:27:414
1158806991513,2cyclictest1150170-21kworker/u16:1+flush-8:019:02:474
115881699147,6cyclictest0-21swapper/723:32:367
115881699147,6cyclictest0-21swapper/721:58:067
115881699147,6cyclictest0-21swapper/700:07:307
115881699146,7cyclictest0-21swapper/721:41:557
1158816991411,2cyclictest0-21swapper/721:02:137
1158816991410,3cyclictest1580956-21ntpq22:17:407
1158806991412,2cyclictest1150170-21kworker/u16:1+events_unbound19:52:524
115881699139,3cyclictest1490254-21ssh21:42:287
115881699139,3cyclictest1490254-21ssh21:42:287
115881699139,3cyclictest1267-21snmpd20:38:477
115881699139,3cyclictest1267-21snmpd20:27:207
115881699139,3cyclictest1267-21snmpd20:19:237
115881699136,6cyclictest0-21swapper/723:52:227
115881699136,6cyclictest0-21swapper/722:42:237
115881699136,6cyclictest0-21swapper/722:32:267
115881699136,6cyclictest0-21swapper/721:07:257
115881699135,7cyclictest0-21swapper/723:27:387
115881699135,7cyclictest0-21swapper/721:27:387
115881699135,7cyclictest0-21swapper/700:27:277
115881699133,9cyclictest0-21swapper/721:12:307
115881699130,4cyclictest1297444-21sed20:12:297
115881699130,11cyclictest0-21swapper/720:22:287
115881699130,11cyclictest0-21swapper/720:22:287
1158806991311,2cyclictest1076806-21kworker/u16:0+events_unbound19:26:394
115881699124,6cyclictest6184-21gvfs-afc-volume19:52:387
115881699121,2cyclictest1268792-21sed19:57:297
115881699120,3cyclictest1364477-21irqcore20:47:317
115881699120,10cyclictest96-21ksoftirqd/719:07:277
115881699120,10cyclictest1381745-21sed20:52:417
115881699117,3cyclictest1267-21snmpd20:42:147
115880699109,1cyclictest0-21swapper/420:53:304
11588069975,1cyclictest0-21swapper/420:27:274
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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