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2025-11-22 - 18:55
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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 376 highest latencies:
System rackeslot5.osadl.org (updated Sat Nov 22, 2025 12:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31731993232,0cyclictest31195-21apt-get09:25:121
31739993128,2cyclictest32346-21cron08:20:023
3173199300,29cyclictest0-21swapper/111:45:011
31728993028,1cyclictest7821-21awk09:45:010
31728993028,1cyclictest303-21systemd-journal09:20:000
3173999290,28cyclictest32666-21apt-get08:20:153
3173999290,28cyclictest0-21swapper/311:30:133
3173999290,1cyclictest23274-21awk12:35:023
3173999290,1cyclictest0-21swapper/310:55:133
31735992927,1cyclictest609-21dbus-daemon07:40:022
3173599290,28cyclictest0-21swapper/211:40:142
3173599290,28cyclictest0-21swapper/211:20:132
3173599290,28cyclictest0-21swapper/210:15:012
31731992927,1cyclictest609-21dbus-daemon07:50:001
31731992927,1cyclictest16291-21sendmail-msp12:20:011
31731992927,1cyclictest0-21swapper/109:24:591
31728992926,2cyclictest1624-21munin-run07:15:010
3172899290,1cyclictest9302-21munin-run08:40:000
3172899290,1cyclictest4014-21apt-get10:45:140
3172899290,1cyclictest20681-21apt-get11:20:130
3173999280,28cyclictest0-21swapper/307:25:133
31735992827,1cyclictest23562-21apt-get12:35:152
3173599280,28cyclictest15692-21cron07:45:022
3173599280,28cyclictest0-21swapper/212:25:142
3173599280,0cyclictest0-21swapper/211:25:142
3173599280,0cyclictest0-21swapper/211:15:142
3173599280,0cyclictest0-21swapper/210:05:142
31731992828,0cyclictest0-21swapper/112:20:131
31731992828,0cyclictest0-21swapper/110:00:141
31731992827,1cyclictest0-21swapper/111:25:141
3173199280,27cyclictest0-21swapper/108:30:121
3173199280,0cyclictest0-21swapper/107:25:131
31728992827,1cyclictest8113-21apt-get09:45:170
31728992827,1cyclictest1890-21apt-get07:15:140
3172899280,28cyclictest0-21swapper/009:30:130
3172899280,0cyclictest0-21swapper/009:55:140
31739992727,0cyclictest0-21swapper/312:05:013
31739992727,0cyclictest0-21swapper/311:55:143
31739992727,0cyclictest0-21swapper/308:40:123
31739992727,0cyclictest0-21swapper/308:05:143
31739992725,1cyclictest611-21avahi-daemon08:30:013
3173999270,27cyclictest0-21swapper/308:55:013
3173999270,0cyclictest0-21swapper/311:15:143
3173999270,0cyclictest0-21swapper/311:10:123
3173999270,0cyclictest0-21swapper/310:40:133
3173999270,0cyclictest0-21swapper/310:40:133
31735992727,0cyclictest0-21swapper/209:25:122
31735992725,1cyclictest15105-21apt-get10:00:142
3173599270,0cyclictest0-21swapper/209:50:152
3173599270,0cyclictest0-21swapper/208:20:142
31731992727,0cyclictest0-21swapper/112:30:151
31731992727,0cyclictest0-21swapper/109:05:121
31731992727,0cyclictest0-21swapper/108:15:031
3173199270,0cyclictest0-21swapper/108:00:141
31728992727,0cyclictest30054-21apt-get11:40:130
31728992727,0cyclictest21238-21apt-get12:30:140
31728992727,0cyclictest11217-21apt-get07:35:130
31728992727,0cyclictest0-21swapper/010:20:120
31728992727,0cyclictest0-21swapper/007:20:150
31728992725,1cyclictest11341-21perf12:10:010
3172899270,0cyclictest11916-21apt-get12:10:150
3172899270,0cyclictest0-21swapper/008:25:120
31739992626,0cyclictest0-21swapper/311:35:133
31739992626,0cyclictest0-21swapper/309:05:123
31739992626,0cyclictest0-21swapper/308:00:003
31739992624,1cyclictest7226-21apt-get08:35:153
31735992626,0cyclictest0-21swapper/211:50:132
31731992626,0cyclictest32391-21apt-get11:45:171
31731992626,0cyclictest25895-21apt-get09:15:011
31731992626,0cyclictest18910-21apt-get12:25:141
31731992626,0cyclictest0-21swapper/110:45:151
31731992626,0cyclictest0-21swapper/109:50:151
31731992626,0cyclictest0-21swapper/107:40:141
31731992626,0cyclictest0-21swapper/107:10:141
31728992626,0cyclictest0-21swapper/011:00:130
31728992626,0cyclictest0-21swapper/009:20:120
31728992626,0cyclictest0-21swapper/008:50:000
31739992525,0cyclictest0-21swapper/311:05:033
31739992525,0cyclictest0-21swapper/308:50:113
31739992523,1cyclictest303-21systemd-journal11:25:003
31735992525,0cyclictest18319-21apt-get07:50:162
31735992525,0cyclictest0-21swapper/211:30:132
31735992525,0cyclictest0-21swapper/210:40:132
31735992525,0cyclictest0-21swapper/210:40:132
31735992524,1cyclictest0-21swapper/212:05:132
31735992524,1cyclictest0-21swapper/208:30:122
31735992524,1cyclictest0-21swapper/208:00:132
31731992525,0cyclictest0-21swapper/109:00:141
31728992525,0cyclictest19198-21apt-get09:00:130
31728992525,0cyclictest0-21swapper/010:55:120
31728992525,0cyclictest0-21swapper/010:50:130
31739992424,0cyclictest0-21swapper/310:35:133
31735992424,0cyclictest0-21swapper/210:20:122
31735992424,0cyclictest0-21swapper/207:45:172
31731992424,0cyclictest25328-21apt-get11:30:131
31728992424,0cyclictest9575-21apt-get08:40:140
31739992323,0cyclictest26773-21perf10:25:013
31739992323,0cyclictest0-21swapper/312:10:143
31739992323,0cyclictest0-21swapper/309:30:123
31739992323,0cyclictest0-21swapper/308:45:113
31739992323,0cyclictest0-21swapper/307:30:133
31735992323,0cyclictest0-21swapper/208:55:122
31731992323,0cyclictest0-21swapper/112:05:141
31731992323,0cyclictest0-21swapper/108:45:121
31728992323,0cyclictest0-21swapper/009:25:130
31739992222,0cyclictest0-21swapper/310:30:143
31739992222,0cyclictest0-21swapper/307:20:163
31735992222,0cyclictest0-21swapper/211:10:122
31735992221,1cyclictest0-21swapper/210:50:012
31735992221,1cyclictest0-21swapper/208:45:112
31731992222,0cyclictest0-21swapper/111:15:151
31731992222,0cyclictest0-21swapper/108:10:141
31731992220,1cyclictest626-21gdbus08:55:001
31728992222,0cyclictest27684-21apt-get08:10:130
31739992121,0cyclictest0-21swapper/310:25:113
31739992121,0cyclictest0-21swapper/309:20:123
31739992121,0cyclictest0-21swapper/309:10:123
31735992121,0cyclictest0-21swapper/208:10:142
31731992121,0cyclictest1683-21apt-get10:40:131
31731992121,0cyclictest1683-21apt-get10:40:131
31731992121,0cyclictest0-21swapper/111:20:131
31731992121,0cyclictest0-21swapper/110:05:131
31728992121,0cyclictest0-21swapper/010:30:150
31731992020,0cyclictest0-21swapper/110:15:011
31731992020,0cyclictest0-21swapper/108:20:131
31731992018,1cyclictest13350-21cron07:40:011
31728992020,0cyclictest0-21swapper/008:00:140
31735991919,0cyclictest0-21swapper/209:05:122
31735991919,0cyclictest0-21swapper/207:55:132
31735991919,0cyclictest0-21swapper/207:10:132
31731991919,0cyclictest0-21swapper/112:35:141
31728991919,0cyclictest13671-21apt-get07:40:150
31728991919,0cyclictest0-21swapper/009:55:000
3173599182,15cyclictest5297-21munin-node07:26:462
31735991818,0cyclictest0-21swapper/211:55:132
31735991817,1cyclictest0-21swapper/209:00:142
3173999170,7cyclictest0-21swapper/307:50:173
3173599179,0cyclictest0-21swapper/211:48:572
31735991716,1cyclictest0-21swapper/209:10:112
31731991717,0cyclictest0-21swapper/111:50:131
31731991717,0cyclictest0-21swapper/107:50:161
31728991717,0cyclictest0-21swapper/010:15:140
31739991616,0cyclictest0-21swapper/309:55:153
31739991613,2cyclictest32128-21munin-run11:45:023
31735991614,1cyclictest9995-21/usr/sbin/munin08:40:142
31735991613,2cyclictest9145-21sshd08:38:402
3173599160,15cyclictest2525-21cut07:15:162
31731991616,0cyclictest0-21swapper/110:20:121
31728991616,0cyclictest4899-21apt-get08:30:130
31728991616,0cyclictest17429-21apt-get10:05:130
31728991616,0cyclictest0-21swapper/010:10:130
31728991614,2cyclictest16738-21if_enp1s0.807:45:200
31728991614,1cyclictest885-21hddtemp_smartct08:20:160
3172899160,15cyclictest30250-21packagekitd08:15:010
3173999150,14cyclictest0-21swapper/312:20:513
31735991513,1cyclictest0-21swapper/212:05:002
3173199153,10cyclictest1-21systemd10:30:461
31731991514,0cyclictest16271-21apt-get08:55:021
31731991513,1cyclictest6832-21ntp_states09:40:191
31731991513,1cyclictest1856-21modprobe09:30:161
3173199150,1cyclictest0-21swapper/108:35:161
3173199150,1cyclictest0-21swapper/107:15:151
3173199150,14cyclictest28681-21awk10:25:191
31728991515,0cyclictest0-21swapper/008:55:000
31728991513,1cyclictest25622-21perf12:40:000
3172899150,1cyclictest0-21swapper/011:55:160
3172899150,14cyclictest6962-21apt-get12:00:130
31739991413,1cyclictest14992-21switchtime07:40:223
31739991412,1cyclictest0-21swapper/310:00:153
3173999140,14cyclictest0-21swapper/312:35:443
3173999140,14cyclictest0-21swapper/312:16:173
3173999140,14cyclictest0-21swapper/311:45:423
3173999140,14cyclictest0-21swapper/311:25:113
3173999140,14cyclictest0-21swapper/310:52:173
3173999140,14cyclictest0-21swapper/310:45:323
3173999140,14cyclictest0-21swapper/310:16:253
3173999140,14cyclictest0-21swapper/310:11:443
3173999140,14cyclictest0-21swapper/310:09:143
3173999140,14cyclictest0-21swapper/309:46:133
3173999140,14cyclictest0-21swapper/309:40:413
3173999140,14cyclictest0-21swapper/309:36:073
3173999140,14cyclictest0-21swapper/309:17:003
3173999140,14cyclictest0-21swapper/309:00:373
3173999140,14cyclictest0-21swapper/308:33:523
3173999140,14cyclictest0-21swapper/307:45:213
3173999140,14cyclictest0-21swapper/307:19:013
3173999140,14cyclictest0-21swapper/307:12:063
3173999140,0cyclictest0-21swapper/312:26:113
3173999140,0cyclictest0-21swapper/311:51:103
3173999140,0cyclictest0-21swapper/311:00:373
3173999140,0cyclictest0-21swapper/308:10:143
3173999140,0cyclictest0-21swapper/308:00:023
3173999140,0cyclictest0-21swapper/307:35:563
31735991412,1cyclictest0-21swapper/209:20:132
3173599141,12cyclictest0-21swapper/210:25:102
3173599140,14cyclictest0-21swapper/212:30:552
3173599140,14cyclictest0-21swapper/212:20:352
3173599140,14cyclictest0-21swapper/212:16:542
3173599140,14cyclictest0-21swapper/211:00:202
3173599140,14cyclictest0-21swapper/210:59:132
3173599140,14cyclictest0-21swapper/210:37:002
3173599140,14cyclictest0-21swapper/210:31:112
3173599140,14cyclictest0-21swapper/210:10:212
3173599140,14cyclictest0-21swapper/209:55:162
3173599140,14cyclictest0-21swapper/209:45:202
3173599140,14cyclictest0-21swapper/209:36:532
3173599140,14cyclictest0-21swapper/209:19:472
3173599140,14cyclictest0-21swapper/208:51:022
3173599140,14cyclictest0-21swapper/208:25:262
3173599140,14cyclictest0-21swapper/208:17:292
3173599140,14cyclictest0-21swapper/208:07:572
3173599140,14cyclictest0-21swapper/207:33:032
3173599140,14cyclictest0-21swapper/207:22:002
3173599140,0cyclictest0-21swapper/211:35:072
3173599140,0cyclictest0-21swapper/211:06:592
3173599140,0cyclictest0-21swapper/210:50:272
3173599140,0cyclictest0-21swapper/209:31:112
31731991414,0cyclictest0-21swapper/111:10:131
31731991414,0cyclictest0-21swapper/108:40:071
31731991413,1cyclictest0-21swapper/110:50:131
3173199140,14cyclictest0-21swapper/112:10:201
3173199140,14cyclictest0-21swapper/111:05:591
3173199140,14cyclictest0-21swapper/111:01:111
3173199140,14cyclictest0-21swapper/110:57:201
3173199140,14cyclictest0-21swapper/110:36:161
3173199140,14cyclictest0-21swapper/110:12:531
3173199140,14cyclictest0-21swapper/109:55:521
3173199140,14cyclictest0-21swapper/109:10:271
3173199140,14cyclictest0-21swapper/108:05:061
3173199140,0cyclictest0-21swapper/111:56:161
3173199140,0cyclictest0-21swapper/111:38:431
3173199140,0cyclictest0-21swapper/109:45:431
3173199140,0cyclictest0-21swapper/109:36:341
3173199140,0cyclictest0-21swapper/108:26:221
3173199140,0cyclictest0-21swapper/107:55:351
3173199140,0cyclictest0-21swapper/107:30:321
3173199140,0cyclictest0-21swapper/107:21:331
31728991414,0cyclictest0-21swapper/011:45:170
31728991414,0cyclictest0-21swapper/011:27:590
31728991414,0cyclictest0-21swapper/010:36:330
31728991414,0cyclictest0-21swapper/009:13:530
31728991414,0cyclictest0-21swapper/008:55:210
3172899140,14cyclictest0-21swapper/012:20:240
3172899140,14cyclictest0-21swapper/012:15:020
3172899140,14cyclictest0-21swapper/011:35:110
3172899140,14cyclictest0-21swapper/010:26:030
3172899140,14cyclictest0-21swapper/010:00:270
3172899140,14cyclictest0-21swapper/009:05:440
3172899140,14cyclictest0-21swapper/007:50:500
3172899140,14cyclictest0-21swapper/007:30:570
3172899140,0cyclictest0-21swapper/011:52:530
3172899140,0cyclictest0-21swapper/011:31:390
3172899140,0cyclictest0-21swapper/011:15:180
3172899140,0cyclictest0-21swapper/011:05:080
3172899140,0cyclictest0-21swapper/010:40:330
3172899140,0cyclictest0-21swapper/010:40:330
3172899140,0cyclictest0-21swapper/009:35:500
3172899140,0cyclictest0-21swapper/008:07:520
3172899140,0cyclictest0-21swapper/007:55:340
3172899140,0cyclictest0-21swapper/007:26:190
31739991313,0cyclictest0-21swapper/312:06:093
3173999130,13cyclictest0-21swapper/309:25:343
3173999130,0cyclictest0-21swapper/309:50:243
31735991313,0cyclictest0-21swapper/212:10:212
31731991313,0cyclictest0-21swapper/112:01:301
31728991313,0cyclictest0-21swapper/011:11:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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