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2026-09-20 - 23:39
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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 highest latencies:
System rackeslot4.osadl.org (updated Sun Sep 20, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
204403992723,3cyclictest428511-21sh10:50:000
20441099262,22cyclictest489838-21apt-get11:50:132
20441099261,22cyclictest515679-21apt-get12:15:122
20440699262,20cyclictest505495-21apt-get12:05:111
20440399261,23cyclictest3777322-21systemd-journal09:10:000
204413992520,3cyclictest229923-21apt-get07:35:143
20441399251,21cyclictest378082-21apt-get10:00:123
20441399251,21cyclictest260407-21apt-get08:05:133
20441099252,20cyclictest438950-21apt-get11:00:122
204410992520,3cyclictest474299-21turbostat.cron11:35:002
204410992520,3cyclictest336725-21cron09:20:002
204410992518,5cyclictest530637-21cron12:30:012
204406992520,3cyclictest398340-21apt-get10:20:121
204406992518,5cyclictest458199-21cat11:15:201
20440699251,20cyclictest428787-21apt-get10:50:131
20440699251,20cyclictest362351-21apt-get09:45:141
20440699250,5cyclictest250749-21sed07:55:171
20441399241,20cyclictest454225-21apt-get11:15:103
20441399241,20cyclictest0-21swapper/307:55:133
20441099241,20cyclictest0-21swapper/210:55:132
204403992420,2cyclictest393292-21apt-get10:15:140
204403992420,2cyclictest331929-21apt-get09:15:120
20440399241,3cyclictest384086-21taskset10:05:160
20440399241,3cyclictest372988-21apt-get09:55:130
20440399241,3cyclictest214759-21apt-get07:20:120
20440399241,20cyclictest469461-21apt-get11:30:120
20440399240,21cyclictest0-21swapper/009:40:130
204413992319,2cyclictest464368-21apt-get11:25:133
20441399231,20cyclictest0-21swapper/312:10:153
20441399231,19cyclictest0-21swapper/310:05:073
20441399230,20cyclictest0-21swapper/311:30:123
20441399230,20cyclictest0-21swapper/309:15:123
204410992319,2cyclictest494907-21apt-get11:55:122
20441099231,3cyclictest480647-21ps11:40:182
20441099231,2cyclictest311177-21apt-get08:55:132
20441099231,2cyclictest0-21swapper/209:20:112
20441099231,2cyclictest0-21swapper/207:50:122
20441099230,21cyclictest291357-21cut08:35:172
20441099230,21cyclictest291357-21cut08:35:172
204406992319,3cyclictest326183-21sh09:10:001
204406992319,2cyclictest423710-21apt-get10:45:121
204406992319,2cyclictest275665-21apt-get08:20:121
204406992319,2cyclictest245186-21apt-get07:50:121
20440699231,20cyclictest403411-21apt-get10:25:131
20440699230,22cyclictest392351-21sshd10:10:251
20440699230,22cyclictest383657-21ps10:05:151
20440699230,20cyclictest0-21swapper/112:00:111
204403992320,2cyclictest525875-21apt-get12:25:130
20440399231,2cyclictest0-21swapper/010:50:120
20440399231,2cyclictest0-21swapper/008:55:120
20440399231,20cyclictest413596-21apt-get10:35:130
20440399230,3cyclictest398829-21grep10:20:160
20440399230,21cyclictest367213-21unin-run09:50:000
20440399230,19cyclictest0-21swapper/007:45:120
204413992219,2cyclictest418663-21apt-get10:40:113
204413992219,1cyclictest0-21swapper/310:10:123
20441399221,2cyclictest367448-21apt-get09:50:123
20441399220,3cyclictest224602-21cron07:30:003
20441399220,20cyclictest326352-21base6409:10:023
20441399220,20cyclictest0-21swapper/311:05:123
20441399220,19cyclictest0-21swapper/308:20:123
204410992219,2cyclictest64-21kcompactd009:06:312
204410992219,2cyclictest0-21swapper/210:15:132
204410992218,3cyclictest444554-21irqcore11:05:172
204410992218,3cyclictest269415-21ntpq08:10:212
204410992218,2cyclictest0-21swapper/209:00:132
20441099221,2cyclictest0-21swapper/211:46:102
20441099221,20cyclictest0-21swapper/211:15:112
20441099221,20cyclictest0-21swapper/207:20:232
20441099221,19cyclictest306085-21apt-get08:50:132
20441099220,2cyclictest523015-21ps12:20:162
20441099220,2cyclictest0-21swapper/212:10:002
20441099220,21cyclictest412930-21/usr/sbin/munin10:30:252
20441099220,21cyclictest0-21swapper/207:15:122
20441099220,20cyclictest387944-21cron10:09:592
20441099220,20cyclictest0-21swapper/208:25:132
20441099220,19cyclictest0-21swapper/212:30:122
204406992218,2cyclictest240577-21ps07:45:161
20440699221,2cyclictest310091-21ntpq08:50:231
20440699221,20cyclictest346061-21ntpq09:25:241
20440699221,20cyclictest0-21swapper/111:30:221
20440699220,2cyclictest265981-21cut08:10:171
20440699220,20cyclictest0-21swapper/109:40:121
20440699220,19cyclictest0-21swapper/110:15:131
204403992219,2cyclictest299832-21ntpq08:40:230
204403992219,2cyclictest0-21swapper/010:10:130
204403992218,2cyclictest290854-21apt-get08:35:120
204403992218,2cyclictest290854-21apt-get08:35:120
204403992217,3cyclictest500899-21ps12:00:160
20440399221,20cyclictest0-21swapper/008:15:130
20440399221,20cyclictest0-21swapper/008:00:130
20440399221,1cyclictest0-21swapper/011:25:130
20440399220,3cyclictest214482-21cron07:20:010
20440399220,2cyclictest444550-21ps11:05:170
20440399220,2cyclictest0-21swapper/007:50:120
20440399220,21cyclictest459049-21awk11:20:000
20440399220,21cyclictest0-21swapper/011:45:130
20440399220,20cyclictest499869-21apt-config12:00:010
20440399220,20cyclictest1-21systemd11:45:010
204413992119,1cyclictest0-21swapper/312:37:153
204413992119,1cyclictest0-21swapper/311:52:383
204413992119,1cyclictest0-21swapper/309:33:233
204413992119,1cyclictest0-21swapper/309:20:123
204413992119,1cyclictest0-21swapper/307:20:123
204413992118,1cyclictest0-21swapper/309:40:123
20441399211,19cyclictest64-21kcompactd011:13:563
20441399210,20cyclictest525589-21cron12:25:013
20441399210,19cyclictest0-21swapper/308:40:143
204410992119,1cyclictest0-21swapper/210:51:202
204410992119,1cyclictest0-21swapper/209:40:212
204410992119,1cyclictest0-21swapper/208:30:142
204410992119,1cyclictest0-21swapper/208:05:132
204410992118,2cyclictest3777322-21systemd-journal07:42:592
204410992118,2cyclictest0-21swapper/210:40:132
204410992118,2cyclictest0-21swapper/210:00:122
204410992118,2cyclictest0-21swapper/209:35:142
204410992118,2cyclictest0-21swapper/207:25:112
204410992118,1cyclictest0-21swapper/211:35:112
204410992117,2cyclictest255338-21apt-get08:00:122
204410992116,3cyclictest469178-21idleruntime-cro11:30:012
20441099211,2cyclictest0-21swapper/212:35:122
20441099210,2cyclictest0-21swapper/210:45:212
20441099210,20cyclictest0-21swapper/209:45:132
20441099210,20cyclictest0-21swapper/208:40:192
20441099210,20cyclictest0-21swapper/208:15:222
20441099210,20cyclictest0-21swapper/207:30:132
20441099210,1cyclictest0-21swapper/209:50:112
20440699213,9cyclictest382916-21munin-run10:04:591
204406992119,1cyclictest0-21swapper/110:30:121
204406992119,1cyclictest0-21swapper/108:40:101
204406992119,1cyclictest0-21swapper/108:07:551
20440699210,2cyclictest418390-21ls10:39:591
20440699210,2cyclictest225376-21grep07:30:171
20440699210,20cyclictest453952-21cron11:15:011
20440699210,20cyclictest1-21systemd12:00:011
20440699210,20cyclictest0-21swapper/107:25:581
20440699210,19cyclictest0-21swapper/108:25:131
20440699210,18cyclictest0-21swapper/111:25:121
20440399219,11cyclictest520496-21cron12:20:010
204403992119,1cyclictest347162-21apt-get09:30:110
204403992119,1cyclictest326836-21apt-get09:10:110
204403992119,1cyclictest0-21swapper/008:14:220
204403992117,2cyclictest337001-21apt-get09:20:120
20440399210,2cyclictest0-21swapper/012:05:110
20440399210,20cyclictest0-21swapper/009:02:130
20440399210,20cyclictest0-21swapper/008:29:570
20440399210,20cyclictest0-21swapper/008:25:000
20440399210,20cyclictest0-21swapper/007:10:220
204413992018,1cyclictest499726-21https12:00:013
204413992018,1cyclictest0-21swapper/308:15:133
204413992017,2cyclictest427758-21ps10:45:233
204413992017,2cyclictest403151-21turbostat.cron10:25:003
204413992017,2cyclictest354446-21kthreadcore09:35:203
204413992015,3cyclictest514-21in:imuxsock07:50:003
20441399200,1cyclictest64-21kcompactd010:15:193
20441399200,1cyclictest0-21swapper/311:40:223
20441399200,1cyclictest0-21swapper/311:20:113
20441399200,1cyclictest0-21swapper/309:55:263
20441399200,1cyclictest0-21swapper/308:00:123
20441399200,19cyclictest0-21swapper/312:30:473
20441399200,19cyclictest0-21swapper/307:50:203
204410992018,1cyclictest0-21swapper/210:25:122
204410992018,1cyclictest0-21swapper/209:30:102
204410992017,2cyclictest3777322-21systemd-journal12:15:012
204410992017,2cyclictest255083-21cut07:59:592
204410992015,4cyclictest453978-21idleruntime-cro11:15:012
20441099200,1cyclictest0-21swapper/209:10:112
20441099200,1cyclictest0-21swapper/208:20:122
20441099200,1cyclictest0-21swapper/207:35:222
20441099200,19cyclictest0-21swapper/212:00:112
204406992018,1cyclictest0-21swapper/112:35:121
204406992018,1cyclictest0-21swapper/111:40:131
204406992018,1cyclictest0-21swapper/111:20:101
204406992018,1cyclictest0-21swapper/110:41:081
204406992018,1cyclictest0-21swapper/108:00:131
204406992017,2cyclictest336730-21awk09:20:001
204406992017,2cyclictest0-21swapper/107:20:011
204406992017,1cyclictest0-21swapper/112:30:141
20440699200,1cyclictest0-21swapper/111:00:131
20440699200,1cyclictest0-21swapper/107:40:111
20440699200,19cyclictest341818-21cron09:25:001
20440699200,19cyclictest321067-21awk09:05:001
20440699200,19cyclictest305813-21sh08:50:001
20440699200,19cyclictest0-21swapper/107:10:211
204403992018,1cyclictest530923-21apt-get12:30:140
204403992018,1cyclictest0-21swapper/012:10:240
204403992018,1cyclictest0-21swapper/011:20:190
204403992018,1cyclictest0-21swapper/007:30:130
204403992017,2cyclictest535983-21apt-get12:35:120
204403992017,2cyclictest285833-21apt-get08:30:150
20440399200,20cyclictest0-21swapper/007:42:070
20440399200,1cyclictest0-21swapper/007:35:140
20440399200,19cyclictest0-21swapper/009:50:110
20440399200,19cyclictest0-21swapper/008:45:120
20440399200,19cyclictest0-21swapper/007:25:120
204413991917,1cyclictest64-21kcompactd010:30:553
204413991917,1cyclictest0-21swapper/308:50:133
20441399190,1cyclictest64-21kcompactd012:02:503
20441399190,1cyclictest0-21swapper/311:00:133
204410991916,2cyclictest64-21kcompactd009:25:202
204406991917,1cyclictest0-21swapper/109:35:221
204406991917,1cyclictest0-21swapper/107:35:141
204406991916,2cyclictest372326-21systemd-run09:55:001
20440699190,1cyclictest0-21swapper/112:25:131
20440699190,1cyclictest0-21swapper/109:56:301
204403991917,1cyclictest0-21swapper/010:25:130
204403991917,1cyclictest0-21swapper/010:00:120
204403991916,2cyclictest352598-21gltestperf09:35:170
204413991817,1cyclictest0-21swapper/310:58:213
204413991817,1cyclictest0-21swapper/310:54:343
204413991816,1cyclictest0-21swapper/311:45:123
204413991816,1cyclictest0-21swapper/310:25:233
204413991816,1cyclictest0-21swapper/309:10:113
204413991815,2cyclictest0-21swapper/307:15:013
204413991814,3cyclictest269503-21/usr/sbin/munin08:10:243
20441399180,18cyclictest0-21swapper/309:45:173
204410991814,3cyclictest414080-21ps10:35:172
204406991816,1cyclictest270548-21apt-get08:15:131
204406991815,2cyclictest514556-21ntpq12:10:251
20440699180,18cyclictest0-21swapper/108:40:001
20440699180,18cyclictest0-21swapper/108:40:001
204403991816,1cyclictest306085-21apt-get08:50:120
204403991815,2cyclictest433857-21apt-get10:55:140
204403991814,2cyclictest449158-21apt-get11:10:140
204403991814,1cyclictest438950-21apt-get11:00:110
204413991715,1cyclictest64-21kcompactd012:08:463
204413991715,1cyclictest0-21swapper/310:35:143
204413991715,1cyclictest0-21swapper/308:30:153
204413991713,2cyclictest342096-21apt-get09:25:133
204410991715,1cyclictest64-21kcompactd008:46:372
204406991716,1cyclictest64-21kcompactd010:58:211
204406991716,1cyclictest0-21swapper/112:15:441
204406991714,2cyclictest64-21kcompactd009:30:101
204406991713,3cyclictest311504-21gltestperf08:55:161
204403991714,2cyclictest412479-21ntpq10:30:220
204403991714,2cyclictest264479-21sshd08:05:240
204403991714,2cyclictest0-21swapper/008:00:000
204403991713,2cyclictest423440-21cron10:45:010
204413991614,1cyclictest0-21swapper/307:34:353
204410991614,1cyclictest0-21swapper/211:20:202
204410991614,1cyclictest0-21swapper/210:20:102
204410991614,1cyclictest0-21swapper/209:55:112
204410991614,1cyclictest0-21swapper/207:14:082
204406991616,0cyclictest0-21swapper/107:22:451
204406991614,1cyclictest0-21swapper/111:50:131
204406991612,2cyclictest0-21swapper/112:25:001
204403991614,1cyclictest0-21swapper/011:35:120
204403991613,2cyclictest342096-21apt-get09:25:150
204413991513,1cyclictest0-21swapper/308:55:133
204413991512,2cyclictest0-21swapper/307:40:123
204410991513,1cyclictest240093-21apt-get07:45:122
20440699159,4cyclictest0-21swapper/108:30:191
204413991412,2cyclictest64-21kcompactd007:15:143
204413991411,2cyclictest280764-21apt-get08:25:133
20440399147,5cyclictest489987-21df11:50:140
204403991410,3cyclictest61650irq/133-enp0s29f1:rx-012:20:100
20441399139,2cyclictest0-21swapper/309:00:143
204413991310,2cyclictest0-21swapper/307:10:013
204413991310,1cyclictest0-21swapper/311:35:123
20440699139,2cyclictest484790-21apt-get11:45:121
20441399127,4cyclictest294845-21cat08:35:223
20441399127,4cyclictest294845-21cat08:35:223
204413991210,1cyclictest0-21swapper/312:15:203
20441399118,2cyclictest0-21swapper/312:25:253
20441399110,4cyclictest305925-21cat08:50:003
20441099116,3cyclictest388222-21apt-get10:10:122
20440699118,2cyclictest479021-21unixbench_singl11:35:241
2044109991,6cyclictest204467-21latency_hist07:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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