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2026-04-15 - 19:51
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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 Wed Apr 15, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
93321099271,24cyclictest261-21systemd-journal07:59:593
93320899262,3cyclictest1060385-21diskstats09:15:132
93320899261,21cyclictest0-21swapper/209:20:102
93320899261,20cyclictest1224284-21apt-get11:55:112
93320499261,21cyclictest1148191-21apt-get10:40:121
933201992624,1cyclictest1127500-21awk10:20:000
93321099252,3cyclictest1138003-21apt-get10:30:133
93321099252,21cyclictest1214148-21apt-get11:45:103
93321099252,21cyclictest1163459-21apt-get10:55:103
933210992521,2cyclictest953641-21apt-get07:30:113
93321099250,23cyclictest974365-21ps07:50:153
93320899252,20cyclictest1255598-21apt-get12:25:122
933208992520,3cyclictest1204039-21apt-get11:35:112
93320899251,21cyclictest1122657-21apt-get10:15:112
93320899250,22cyclictest944026-21grep07:20:152
93320499251,22cyclictest1188805-21apt-get11:20:111
93320499250,21cyclictest0-21swapper/111:45:111
93320199251,20cyclictest963771-21apt-get07:40:120
933210992421,2cyclictest481rcuc/309:55:213
933210992418,4cyclictest1224012-21idleruntime-cro11:55:003
93321099241,3cyclictest1178624-21apt-get11:10:133
93321099241,2cyclictest1158370-21apt-get10:50:113
93321099241,21cyclictest1207976-21ntpq11:35:213
93321099241,20cyclictest1070308-21apt-get09:25:113
93321099240,5cyclictest1184193-21cut11:15:143
93320899242,2cyclictest1034876-21apt-get08:50:102
933208992419,3cyclictest732-21lldpd07:30:102
933208992419,2cyclictest1234435-21apt-get12:05:112
93320899241,22cyclictest1044746-21sh09:00:002
93320899241,20cyclictest983991-21apt-get08:00:122
93320899241,20cyclictest0-21swapper/207:50:122
93320899241,20cyclictest0-21swapper/207:40:112
93320899240,21cyclictest1101679-21apt-config09:55:012
93320499241,2cyclictest1004178-21apt-get08:20:121
93320499241,19cyclictest0-21swapper/108:00:121
93320199242,20cyclictest1209108-21apt-get11:40:130
933201992420,3cyclictest1218089-21ntpq11:45:210
933201992420,2cyclictest1112103-21apt-get10:05:100
933201992419,4cyclictest983715-21idleruntime-cro08:00:000
93321099233,1cyclictest481rcuc/307:30:003
933210992321,1cyclictest481rcuc/310:25:203
933210992321,1cyclictest481rcuc/309:30:173
933210992320,2cyclictest1-21systemd10:20:003
933210992317,4cyclictest933918-21sort07:10:173
933210992314,7cyclictest998844-21cron08:14:593
93321099231,2cyclictest0-21swapper/309:45:113
93321099231,21cyclictest1192711-21ntpq11:20:193
93321099231,20cyclictest958718-21apt-get07:35:113
93321099230,3cyclictest1174060-21ps11:05:163
93321099230,3cyclictest1174060-21ps11:05:163
93321099230,3cyclictest1060726-21grep09:15:163
93321099230,2cyclictest1265749-21apt-get12:35:113
93321099230,21cyclictest1224788-21sed11:55:163
933208992319,2cyclictest1260649-21apt-get12:30:102
933208992319,2cyclictest0-21swapper/212:00:122
933208992318,3cyclictest0-21swapper/211:00:002
93320899230,21cyclictest1209598-21tr11:40:172
93320499232,1cyclictest1173578-21apt-get11:05:121
93320499232,1cyclictest1173578-21apt-get11:05:121
933204992319,2cyclictest0-21swapper/109:35:031
93320499231,2cyclictest1095376-21ntpq09:45:211
93320499231,19cyclictest933428-21apt-get07:10:111
93320499230,4cyclictest948314-21sh07:25:001
93320499230,20cyclictest1009213-21apt-get08:25:121
93320499230,20cyclictest0-21swapper/110:35:131
93320499230,20cyclictest0-21swapper/109:30:111
933201992320,2cyclictest999128-21apt-get08:15:120
933201992320,2cyclictest1024774-21apt-get08:40:120
933201992318,3cyclictest1096496-21apt-get09:50:110
93320199231,20cyclictest1102002-21apt-get09:55:110
93320199230,21cyclictest984492-21irqcore08:00:170
933210992219,2cyclictest943533-21apt-get07:20:123
933210992219,1cyclictest0-21swapper/312:25:013
933210992218,3cyclictest702-21runrttasks08:31:113
933210992217,4cyclictest0-21swapper/307:15:113
93321099221,3cyclictest1024774-21apt-get08:40:123
933210992212,4cyclictest0-21swapper/308:45:243
93321099220,3cyclictest1091120-21sed09:45:013
93321099220,2cyclictest1121956-21cron10:15:003
93321099220,2cyclictest0-21swapper/309:50:123
93321099220,20cyclictest968556-21latency_hist07:44:593
933208992219,2cyclictest64-21kcompactd010:03:042
933208992219,2cyclictest1148691-21grep10:40:162
933208992219,2cyclictest0-21swapper/210:10:112
933208992219,2cyclictest0-21swapper/208:40:002
933208992219,2cyclictest0-21swapper/208:10:102
933208992219,1cyclictest0-21swapper/211:00:142
933208992219,1cyclictest0-21swapper/207:35:112
933208992218,2cyclictest979422-21ps07:55:162
93320899221,2cyclictest0-21swapper/212:23:232
93320899221,2cyclictest0-21swapper/209:45:032
93320899221,20cyclictest0-21swapper/211:23:102
93320899220,2cyclictest938482-21modprobe07:15:112
93320899220,2cyclictest1244375-21apt-config12:15:002
93320899220,2cyclictest1128703-21sed10:20:142
93320899220,20cyclictest0-21swapper/208:40:132
93320899220,19cyclictest0-21swapper/209:25:112
933204992219,2cyclictest1045014-21apt-get09:00:111
933204992219,1cyclictest1239255-21idleruntime-cro12:10:001
933204992218,2cyclictest999118-21cat08:15:111
933204992218,2cyclictest1065253-21apt-get09:20:101
933204992218,2cyclictest1055174-21apt-get09:10:121
93320499221,2cyclictest0-21swapper/110:50:111
93320499221,1cyclictest1193898-21apt-get11:25:111
93320499221,1cyclictest1127748-21apt-get10:20:101
93320499221,1cyclictest0-21swapper/112:30:101
93320499220,2cyclictest1090873-21dpkg09:45:011
93320499220,2cyclictest1034600-21cron08:50:001
93320499220,20cyclictest1229353-21apt-get12:00:121
93320499220,20cyclictest0-21swapper/112:35:111
93320499220,20cyclictest0-21swapper/110:30:121
93320499220,19cyclictest973878-21apt-get07:50:111
93320499220,19cyclictest0-21swapper/111:55:101
933201992219,2cyclictest0-21swapper/011:30:120
933201992219,1cyclictest1245019-21apt-get12:15:120
933201992218,2cyclictest1045021-21sshd09:00:100
933201992216,4cyclictest942654-21taskset07:15:230
93320199220,2cyclictest702-21runrttasks11:00:130
93320199220,2cyclictest1193622-21cron11:25:000
93320199220,20cyclictest1239279-21awk12:10:000
933210992118,2cyclictest0-21swapper/311:30:113
933210992118,2cyclictest0-21swapper/309:35:113
933210992118,2cyclictest0-21swapper/308:20:123
933210992117,2cyclictest1240017-21tr12:10:143
933210992117,2cyclictest1169028-21ps11:00:183
93321099211,19cyclictest0-21swapper/309:20:103
93321099210,20cyclictest0-21swapper/312:18:333
93321099210,20cyclictest0-21swapper/308:54:483
933208992119,1cyclictest0-21swapper/209:35:112
933208992118,1cyclictest1009213-21apt-get08:25:122
93320899211,1cyclictest64-21kcompactd011:25:512
93320899211,1cyclictest0-21swapper/211:05:122
93320899211,1cyclictest0-21swapper/211:05:122
93320899211,1cyclictest0-21swapper/209:56:372
93320899210,2cyclictest1019051-21https08:35:012
93320899210,2cyclictest0-21swapper/208:15:132
93320899210,20cyclictest0-21swapper/209:35:012
933204992118,2cyclictest0-21swapper/111:30:121
933204992118,2cyclictest0-21swapper/107:30:111
933204992118,2cyclictest0-21swapper/107:15:111
933204992117,2cyclictest0-21swapper/110:45:131
933204992116,2cyclictest1168534-21apt-get11:00:131
933204992115,4cyclictest1096982-21ps09:50:161
93320499210,2cyclictest64-21kcompactd009:55:331
93320499210,2cyclictest64-21kcompactd008:10:111
93320499210,20cyclictest1117649-21grep10:10:161
93320499210,19cyclictest1137725-21cron10:30:001
93320499210,19cyclictest0-21swapper/112:15:121
933201992119,1cyclictest0-21swapper/011:55:110
933201992119,1cyclictest0-21swapper/010:00:110
933201992119,1cyclictest0-21swapper/009:45:110
933201992119,1cyclictest0-21swapper/007:52:580
933201992118,2cyclictest516-21rs:main0
933201992118,2cyclictest1178346-21idleruntime-cro11:10:010
933201992118,2cyclictest1178346-21idleruntime-cro11:10:000
933201992118,2cyclictest1090753-21https09:45:010
933201992117,3cyclictest1014739-21ps08:30:160
933201992117,2cyclictest1118110-21sed10:10:160
93320199210,20cyclictest64-21kcompactd011:17:160
93320199210,20cyclictest1138005-21sshd10:30:110
93320199210,20cyclictest1065002-21munin-run09:20:000
93320199210,20cyclictest0-21swapper/010:35:130
93320199210,20cyclictest0-21swapper/008:20:120
933210992018,1cyclictest1261163-21irqcore12:30:153
933210992016,3cyclictest1131543-21/usr/sbin/munin10:20:163
93321099200,20cyclictest0-21swapper/308:25:123
93321099200,1cyclictest0-21swapper/309:10:123
93321099200,1cyclictest0-21swapper/308:55:523
933208992018,1cyclictest0-21swapper/211:50:112
933208992018,1cyclictest0-21swapper/207:45:132
933204992018,1cyclictest968831-21apt-get07:45:131
933204992018,1cyclictest0-21swapper/111:41:591
933204992018,1cyclictest0-21swapper/108:30:121
933204992017,2cyclictest0-21swapper/112:15:001
933204992017,1cyclictest0-21swapper/111:35:121
93320499200,1cyclictest0-21swapper/111:15:101
93320499200,1cyclictest0-21swapper/110:04:411
93320499200,1cyclictest0-21swapper/108:05:121
93320499200,19cyclictest0-21swapper/107:35:111
933201992018,1cyclictest64-21kcompactd012:33:360
933201992018,1cyclictest0-21swapper/010:55:110
933201992018,1cyclictest0-21swapper/010:20:100
933201992017,2cyclictest994069-21apt-get08:10:110
933201992017,2cyclictest0-21swapper/008:50:110
933201992016,3cyclictest1265752-21taskset12:35:110
933201992016,2cyclictest1075362-21apt-get09:30:110
93320199200,20cyclictest64-21kcompactd011:39:180
93320199200,1cyclictest0-21swapper/012:10:100
93320199200,1cyclictest0-21swapper/012:00:120
93320199200,1cyclictest0-21swapper/010:25:070
93320199200,1cyclictest0-21swapper/008:35:110
93320199200,19cyclictest1219220-21apt-get11:50:120
93320199200,19cyclictest0-21swapper/007:30:100
933210991918,1cyclictest0-21swapper/311:44:413
933210991917,1cyclictest0-21swapper/311:25:523
933210991917,1cyclictest0-21swapper/310:40:113
933210991916,1cyclictest989044-21apt-get08:05:133
933210991916,1cyclictest1143100-21apt-get10:35:133
933208991917,1cyclictest0-21swapper/212:15:122
933208991916,2cyclictest1050592-21grep09:05:162
933208991916,2cyclictest0-21swapper/211:10:122
933208991915,3cyclictest516-21rs:main2
933208991915,3cyclictest0-21swapper/210:55:002
933208991915,2cyclictest1198967-21apt-get11:30:122
933204991917,1cyclictest64-21kcompactd008:40:171
933204991917,1cyclictest0-21swapper/110:55:111
933204991917,1cyclictest0-21swapper/109:05:131
933204991917,1cyclictest0-21swapper/108:53:111
933204991917,1cyclictest0-21swapper/107:55:121
933201991918,1cyclictest64-21kcompactd008:55:200
933201991917,1cyclictest935648-21sed07:10:170
933201991917,1cyclictest0-21swapper/011:25:110
933201991917,1cyclictest0-21swapper/010:45:130
933201991917,1cyclictest0-21swapper/008:05:220
93320199190,1cyclictest0-21swapper/007:25:100
93320199190,18cyclictest0-21swapper/008:45:100
93321099188,4cyclictest1049824-21idleruntime-cro09:05:003
93321099185,3cyclictest0-21swapper/308:35:203
933210991816,1cyclictest1239260-21cron12:10:003
933210991816,1cyclictest0-21swapper/310:05:113
933210991815,2cyclictest1260400-21awk12:30:003
933210991811,2cyclictest0-21swapper/308:05:003
933208991816,1cyclictest0-21swapper/210:05:102
933208991816,1cyclictest0-21swapper/208:07:292
933208991816,1cyclictest0-21swapper/207:10:292
933208991814,2cyclictest948587-21apt-get07:25:102
933208991814,2cyclictest1049812-21cron09:05:002
93320899181,1cyclictest0-21swapper/212:39:592
933204991815,2cyclictest1250092-21apt-get12:20:111
933201991817,1cyclictest0-21swapper/007:20:200
933201991816,1cyclictest0-21swapper/010:54:410
933201991816,1cyclictest0-21swapper/009:35:030
933210991715,1cyclictest0-21swapper/307:45:133
933210991711,4cyclictest1054897-21idleruntime-cro09:10:003
933204991715,1cyclictest0-21swapper/110:15:101
933204991713,3cyclictest1042170-21ps08:55:181
933201991715,1cyclictest64-21kcompactd009:11:280
933201991715,1cyclictest0-21swapper/011:10:120
933201991713,3cyclictest61650irq/133-enp0s29f1:rx-009:25:110
933210991615,1cyclictest0-21swapper/310:45:143
933210991613,2cyclictest0-21swapper/310:00:113
933208991612,2cyclictest1029800-21apt-get08:45:112
933208991611,3cyclictest0-21swapper/208:25:002
933204991613,2cyclictest1183420-21idleruntime-cro11:15:001
933204991613,2cyclictest0-21swapper/108:35:111
933201991613,2cyclictest61650irq/133-enp0s29f1:rx-012:25:180
933201991613,2cyclictest61650irq/133-enp0s29f1:rx-008:25:140
933210991511,2cyclictest0-21swapper/308:15:163
933208991511,2cyclictest0-21swapper/210:30:162
933204991513,1cyclictest64-21kcompactd009:16:181
933204991512,2cyclictest516-21rs:main1
933204991512,2cyclictest1256859-21kthreadcore12:25:171
933204991511,3cyclictest1223542-21unixbench_multi11:50:241
933201991513,1cyclictest0-21swapper/009:20:100
933201991513,1cyclictest0-21swapper/007:45:170
933201991511,3cyclictest1148272-21cpuspeed_turbos10:40:130
93321099145,1cyclictest0-21swapper/312:05:003
933208991410,2cyclictest1055174-21apt-get09:10:122
933201991412,1cyclictest0-21swapper/009:05:120
933208991310,2cyclictest1143166-21cpuspeed_turbos10:35:142
933204991311,1cyclictest0-21swapper/107:25:101
933201991310,2cyclictest958923-21uniq07:35:130
933210991210,1cyclictest481rcuc/307:10:003
93320899129,2cyclictest0-21swapper/211:45:142
93320899125,5cyclictest500-21dbus-daemon10:50:012
933208991210,1cyclictest0-21swapper/211:15:102
93320499126,4cyclictest967724-21ntpq07:40:211
93320499120,10cyclictest1116885-21awk10:10:001
93320899115,4cyclictest500-21dbus-daemon09:45:012
93320499106,2cyclictest933131-21latency_hist07:10:011
9332089981,5cyclictest933235-21latency_hist07:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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