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2026-06-30 - 15:58
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 376 highest latencies:
System rackeslot4.osadl.org (updated Tue Jun 30, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1128373993028,1cyclictest1367911-21kworker/0:2+pm11:57:560
112837399300,2cyclictest191rcu_preempt08:06:180
112838399280,1cyclictest64-21kcompactd007:10:233
1128378992823,3cyclictest1357935-21cron10:55:001
112837899281,6cyclictest1199312-21/usr/sbin/munin08:15:251
112837899280,25cyclictest1153961-21taskset07:35:131
112837899272,21cyclictest1291552-21apt-get09:50:131
112837899271,6cyclictest1454792-21taskset12:30:131
112837899271,6cyclictest1230868-21ps08:50:171
112837899271,22cyclictest1133694-21apt-get07:15:121
112837399270,20cyclictest191rcu_preempt10:20:010
112838399261,23cyclictest1159507-21ps07:40:163
1128378992620,3cyclictest1240490-21apt-get09:00:111
112837899261,21cyclictest1322344-21apt-get10:20:121
112837899261,21cyclictest1311834-21apt-get10:10:121
112837899261,21cyclictest1205058-21apt-get08:25:111
112837899261,21cyclictest0-21swapper/107:20:121
112838399252,21cyclictest1342657-21apt-get10:40:123
112838399252,21cyclictest1189469-21apt-get08:10:093
112838099252,21cyclictest1266258-21apt-get09:25:112
112837899252,3cyclictest1399071-21apt-get11:35:121
112837899252,2cyclictest1429421-21apt-get12:05:111
1128378992520,3cyclictest1449720-21apt-get12:25:121
1128378992520,3cyclictest1444651-21apt-get12:20:121
1128378992517,6cyclictest1419008-21ls11:55:001
112837899251,21cyclictest1129079-21grep07:10:151
112837899251,21cyclictest0-21swapper/111:25:121
112837899251,20cyclictest1327427-21apt-get10:25:121
1128373992520,3cyclictest1363273-21apt-get11:00:120
112837399251,20cyclictest1424353-21apt-get12:00:110
1128383992421,2cyclictest1179318-21apt-get08:00:123
1128383992420,2cyclictest1296630-21apt-get09:55:143
1128383992420,2cyclictest1235440-21apt-get08:55:133
112838399241,22cyclictest1271334-21apt-get09:30:113
112838399241,20cyclictest0-21swapper/311:35:123
112838399241,20cyclictest0-21swapper/309:15:133
112838399240,2cyclictest1302186-21ps10:00:153
112838099243,19cyclictest1250467-21grep09:10:012
112838099243,19cyclictest1250467-21grep09:10:002
1128380992420,3cyclictest1199983-21apt-get08:20:122
112838099241,20cyclictest1159012-21apt-get07:40:122
1128378992420,2cyclictest1459856-21apt-get12:35:121
1128378992420,2cyclictest1174262-21apt-get07:55:111
1128378992419,3cyclictest1373425-21apt-get11:10:121
1128378992419,3cyclictest1235440-21apt-get08:55:121
1128378992419,3cyclictest1159012-21apt-get07:40:111
112837899241,3cyclictest1363760-21sed11:00:171
112837899241,3cyclictest1173082-21ntpq07:50:211
112837899241,2cyclictest1306780-21apt-get10:05:121
112837899241,22cyclictest1189190-21cron08:10:001
112837899241,21cyclictest1428270-21ntpq12:00:201
112837899241,20cyclictest0-21swapper/112:15:101
112837899241,20cyclictest0-21swapper/112:10:111
112837899241,20cyclictest0-21swapper/109:10:121
112837899240,21cyclictest1179816-21sed08:00:151
112837899240,21cyclictest0-21swapper/110:35:111
112837899240,20cyclictest0-21swapper/107:25:121
1128373992420,3cyclictest1409201-21apt-get11:45:120
1128373992420,2cyclictest1404148-21apt-get11:40:130
1128373992420,2cyclictest1148881-21apt-get07:30:120
112837399241,21cyclictest1454789-21apt-get12:30:130
112837399240,2cyclictest0-21swapper/008:40:110
112837399240,22cyclictest1203987-21chrt08:20:230
112837399240,20cyclictest1250580-21apt-get09:10:120
1128383992321,1cyclictest0-21swapper/307:50:123
1128383992319,3cyclictest0-21swapper/310:20:113
1128383992319,2cyclictest1378478-21gpgv11:15:003
112838399231,2cyclictest1414230-21apt-get11:50:123
112838099231,2cyclictest1225308-21apt-get08:45:122
112838099231,20cyclictest1439550-21apt-get12:15:102
1128378992320,2cyclictest1322000-21latency_hist10:20:011
1128378992319,2cyclictest0-21swapper/111:30:131
1128378992319,2cyclictest0-21swapper/109:40:111
1128378992318,3cyclictest3777322-21systemd-journal11:25:001
1128378992318,3cyclictest1296633-21taskset09:55:121
112837899231,2cyclictest1409201-21apt-get11:45:121
112837899231,21cyclictest0-21swapper/109:31:471
112837899230,21cyclictest0-21swapper/111:40:121
112837899230,20cyclictest0-21swapper/111:55:171
1128373992319,2cyclictest0-21swapper/011:15:000
1128373992317,4cyclictest1419004-21cron11:55:000
112837399231,2cyclictest0-21swapper/008:10:090
112837399231,21cyclictest1353186-21apt-get10:50:110
112837399230,2cyclictest0-21swapper/009:25:110
112837399230,20cyclictest64-21kcompactd007:25:580
112837399230,20cyclictest0-21swapper/009:05:140
112837399230,20cyclictest0-21swapper/009:05:140
112837399230,20cyclictest0-21swapper/007:15:120
1128383992221,1cyclictest0-21swapper/312:35:003
1128383992219,1cyclictest0-21swapper/311:00:123
1128383992219,1cyclictest0-21swapper/307:30:133
112838399221,20cyclictest1203985-21smartctl08:20:233
112838399221,20cyclictest0-21swapper/312:00:113
112838399221,1cyclictest0-21swapper/308:40:113
112838399220,21cyclictest1348198-21grep10:45:173
112838399220,21cyclictest0-21swapper/309:20:113
112838399220,20cyclictest0-21swapper/309:10:133
112838399220,20cyclictest0-21swapper/309:00:123
112838399220,19cyclictest0-21swapper/309:05:153
112838399220,19cyclictest0-21swapper/309:05:143
112838399220,19cyclictest0-21swapper/307:45:133
1128380992219,2cyclictest1429921-21sed12:05:152
1128380992218,3cyclictest1214936-21ls08:35:002
112838099220,3cyclictest1147855-21wc07:25:232
1128378992219,2cyclictest0-21swapper/109:45:121
1128378992219,2cyclictest0-21swapper/109:15:131
1128378992219,1cyclictest0-21swapper/108:45:111
1128378992218,2cyclictest1347712-21apt-get10:45:131
1128378992218,2cyclictest0-21swapper/107:30:121
112837899221,2cyclictest1194426-21sed08:15:001
112837899221,2cyclictest0-21swapper/108:34:471
112837899220,2cyclictest1-21systemd09:30:001
112837899220,2cyclictest0-21swapper/109:35:321
112837899220,21cyclictest64-21kcompactd010:58:511
112837899220,21cyclictest0-21swapper/110:00:121
1128373992219,1cyclictest0-21swapper/007:20:130
1128373992218,2cyclictest0-21swapper/008:50:130
112837399221,20cyclictest1215213-21apt-get08:35:130
112837399221,20cyclictest0-21swapper/012:25:120
112837399220,2cyclictest1302191-21grep10:00:150
112837399220,20cyclictest1378878-21apt-get11:15:110
112837399220,20cyclictest1276149-21sshd09:35:010
112837399220,20cyclictest1169187-21apt-get07:50:130
112837399220,20cyclictest1159512-21grep07:40:160
112837399220,20cyclictest0-21swapper/009:20:120
112837399220,19cyclictest0-21swapper/011:32:120
112837399220,19cyclictest0-21swapper/010:05:390
112837399220,19cyclictest0-21swapper/008:15:120
1128383992119,1cyclictest1184397-21apt-get08:05:123
1128383992119,1cyclictest0-21swapper/312:25:123
1128383992119,1cyclictest0-21swapper/311:25:123
1128383992119,1cyclictest0-21swapper/308:50:133
1128383992119,1cyclictest0-21swapper/308:25:113
1128383992118,2cyclictest64-21kcompactd009:36:363
1128383992118,2cyclictest1214423-21seq08:30:243
1128383992118,2cyclictest0-21swapper/310:15:133
1128383992118,1cyclictest0-21swapper/309:50:123
1128383992117,3cyclictest1291299-21awk09:50:013
1128383992117,2cyclictest1316587-21cron10:15:013
112838399211,19cyclictest0-21swapper/307:15:133
112838399210,20cyclictest64-21kcompactd007:20:033
112838399210,20cyclictest0-21swapper/311:25:003
112838399210,20cyclictest0-21swapper/308:15:133
112838399210,1cyclictest0-21swapper/311:55:123
1128380992119,1cyclictest0-21swapper/211:40:132
1128380992119,1cyclictest0-21swapper/208:00:122
1128380992116,3cyclictest1392862-21ntp_kernel_pll_11:25:222
112838099211,19cyclictest1434486-21apt-get12:10:112
112838099211,19cyclictest0-21swapper/208:15:032
112838099210,20cyclictest1276112-21ls09:35:012
112838099210,20cyclictest0-21swapper/212:20:122
112838099210,1cyclictest0-21swapper/210:15:132
112838099210,19cyclictest1378189-21apt-get11:15:022
112838099210,19cyclictest0-21swapper/210:40:132
1128378992118,1cyclictest0-21swapper/108:35:121
112837899210,2cyclictest1261254-21ps09:20:151
112837899210,20cyclictest0-21swapper/111:18:451
1128373992119,1cyclictest0-21swapper/010:20:120
1128373992118,2cyclictest0-21swapper/009:50:130
1128373992118,2cyclictest0-21swapper/008:25:110
112837399210,20cyclictest0-21swapper/011:35:120
112837399210,20cyclictest0-21swapper/010:40:110
112837399210,20cyclictest0-21swapper/009:15:130
112837399210,20cyclictest0-21swapper/009:00:110
112837399210,20cyclictest0-21swapper/008:30:110
112837399210,19cyclictest1348202-21irqcore10:45:170
112837399210,19cyclictest0-21swapper/008:55:130
1128383992018,1cyclictest0-21swapper/312:20:123
1128383992018,1cyclictest0-21swapper/308:48:463
1128383992017,2cyclictest481rcuc/308:40:003
112838399200,1cyclictest0-21swapper/309:25:123
112838399200,19cyclictest64-21kcompactd011:48:523
112838399200,19cyclictest0-21swapper/311:32:123
1128380992018,1cyclictest0-21swapper/212:25:122
1128380992018,1cyclictest0-21swapper/211:00:132
1128380992018,1cyclictest0-21swapper/210:20:122
1128380992018,1cyclictest0-21swapper/208:55:132
1128380992017,2cyclictest391rcuc/210:50:002
1128380992017,2cyclictest1230385-21apt-get08:50:132
112838099200,1cyclictest1220002-21munin-run08:40:002
112838099200,1cyclictest0-21swapper/210:25:122
112838099200,1cyclictest0-21swapper/207:35:122
112838099200,1cyclictest0-21swapper/207:15:142
112838099200,19cyclictest0-21swapper/211:50:122
112838099200,19cyclictest0-21swapper/211:10:132
112838099200,19cyclictest0-21swapper/208:25:212
1128378992018,1cyclictest64-21kcompactd008:21:211
1128378992017,2cyclictest0-21swapper/111:05:121
1128378992016,2cyclictest1250318-21munin-run09:10:001
1128378992016,2cyclictest1250318-21munin-run09:09:591
1128378992015,3cyclictest1332502-21apt-get10:30:121
1128373992018,1cyclictest0-21swapper/012:35:120
1128373992018,1cyclictest0-21swapper/012:20:120
1128373992018,1cyclictest0-21swapper/009:45:210
1128373992018,1cyclictest0-21swapper/007:10:110
1128373992017,2cyclictest1316588-21cron10:15:000
112837399200,1cyclictest0-21swapper/007:45:120
112838399198,2cyclictest191rcu_preempt10:05:153
1128383991917,1cyclictest0-21swapper/307:55:113
1128383991917,1cyclictest0-21swapper/307:25:123
112838399190,1cyclictest0-21swapper/311:15:113
1128380991917,1cyclictest1337577-21apt-get10:35:112
1128380991917,1cyclictest1132711-21/usr/sbin/munin07:10:232
1128380991917,1cyclictest0-21swapper/212:00:112
1128380991917,1cyclictest0-21swapper/211:50:002
1128380991917,1cyclictest0-21swapper/211:35:122
112838099190,1cyclictest0-21swapper/211:05:122
112838099190,1cyclictest0-21swapper/210:55:122
112838099190,1cyclictest0-21swapper/210:10:132
112838099190,18cyclictest1164584-21ps07:45:182
112838099190,18cyclictest0-21swapper/209:39:492
1128378991916,2cyclictest0-21swapper/107:45:121
1128373991918,1cyclictest0-21swapper/009:36:370
1128373991917,1cyclictest16-21ksoftirqd/011:25:120
1128373991917,1cyclictest0-21swapper/009:55:130
1128373991917,1cyclictest0-21swapper/008:48:450
112837399190,19cyclictest0-21swapper/011:25:000
1128383991815,2cyclictest0-21swapper/311:05:193
1128383991813,3cyclictest3777322-21systemd-journal12:40:003
1128383991813,1cyclictest191rcu_preempt12:15:003
1128380991816,1cyclictest0-21swapper/208:10:092
1128380991816,1cyclictest0-21swapper/207:30:132
1128380991815,2cyclictest1255656-21apt-get09:15:132
112838099180,18cyclictest0-21swapper/210:52:252
112838099180,17cyclictest0-21swapper/209:20:112
112837399187,2cyclictest191rcu_preempt10:30:220
1128373991816,1cyclictest0-21swapper/007:55:110
1128373991815,2cyclictest211rcuc/008:04:590
1128373991815,2cyclictest1358706-21irqcore10:55:150
1128373991815,1cyclictest0-21swapper/011:05:190
1128373991813,4cyclictest16-21ksoftirqd/010:35:110
1128373991810,2cyclictest191rcu_preempt12:20:010
112838399178,1cyclictest191rcu_preempt07:35:163
112838399176,1cyclictest191rcu_preempt10:55:003
1128383991715,1cyclictest0-21swapper/311:42:573
1128383991714,2cyclictest0-21swapper/310:30:123
1128383991714,2cyclictest0-21swapper/310:25:133
1128380991715,1cyclictest1138772-21apt-get07:20:112
1128380991715,1cyclictest0-21swapper/208:05:132
1128380991715,1cyclictest0-21swapper/207:55:112
1128380991714,2cyclictest1301425-21cron10:00:012
1128380991710,5cyclictest1419289-21seq11:55:132
112838399167,1cyclictest191rcu_preempt12:05:133
1128383991612,2cyclictest0-21swapper/311:00:003
1128380991615,1cyclictest0-21swapper/210:02:252
1128380991614,1cyclictest0-21swapper/212:35:132
1128380991614,1cyclictest0-21swapper/212:30:132
1128380991613,2cyclictest0-21swapper/209:05:012
1128378991614,1cyclictest0-21swapper/110:40:341
112837399168,1cyclictest191rcu_preempt09:40:140
1128373991613,1cyclictest0-21swapper/010:25:120
1128373991612,2cyclictest1153958-21apt-get07:35:130
112838399152,2cyclictest191rcu_preempt12:15:163
1128383991513,1cyclictest0-21swapper/310:35:193
112838399150,14cyclictest1281213-21turbostat09:44:563
1128380991512,2cyclictest1220757-21irqcore08:40:152
1128380991512,2cyclictest0-21swapper/210:30:182
1128378991512,2cyclictest1220358-21cpuspeed_turbos08:40:121
1128380991411,2cyclictest1398337-21unixbench_multi11:30:262
112838099140,13cyclictest0-21swapper/207:50:172
112837399141,3cyclictest1434617-21tr12:10:120
1128373991410,3cyclictest1429712-21gltestperf12:05:140
112838399134,5cyclictest0-21swapper/307:10:003
112838099133,2cyclictest191rcu_preempt09:40:182
1128380991310,2cyclictest1250876-21gltestperf09:10:162
112837399133,2cyclictest191rcu_preempt07:10:010
112838099129,2cyclictest0-21swapper/209:45:162
112838099128,2cyclictest0-21swapper/210:05:162
112838099121,2cyclictest191rcu_preempt09:50:122
112838099121,2cyclictest1384296-21cut11:20:152
11283809996,2cyclictest1128447-21sort07:10:002
11283789996,2cyclictest0-21swapper/107:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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