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2025-07-17 - 14:32
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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 Thu Jul 17, 2025 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1215236993917,2cyclictest1426613-21idleruntime-cro22:20:002
121524099320,20cyclictest0-21swapper/322:15:143
1215240993120,9cyclictest1515667-21apt-get23:30:113
1215240993018,4cyclictest1342125-21cat21:10:213
1215234993026,2cyclictest0-21swapper/123:05:181
1215240992919,2cyclictest1338001-21diskmemload00:29:313
1215240992917,4cyclictest1596075-21ssh00:30:243
121524099290,19cyclictest0-21swapper/321:15:133
1215240992817,4cyclictest1240689-21apt-config19:35:013
1215240992816,2cyclictest524-21rs:main3
1215240992815,3cyclictest1487251-21kthreadcore23:05:203
121524099281,2cyclictest1328125-21apt-get21:00:133
121524099281,21cyclictest1272263-21ps20:05:173
121524099281,20cyclictest1338001-21diskmemload00:19:173
121524099280,20cyclictest1412792-21ssh22:06:213
121524099280,1cyclictest1432503-21ssh22:23:383
121524099280,19cyclictest1380402-21ssh21:40:203
121524099280,19cyclictest0-21swapper/320:45:133
121523099280,3cyclictest1342165-21cat21:10:230
1215240992718,1cyclictest0-21swapper/323:42:343
121524099271,2cyclictest1338001-21diskmemload21:51:483
121524099270,20cyclictest1388037-21ssh21:47:503
121524099270,20cyclictest1338001-21diskmemload23:52:193
121524099270,20cyclictest0-21swapper/323:45:133
1215240992619,2cyclictest1338001-21diskmemload23:19:573
1215240992618,1cyclictest0-21swapper/322:56:043
1215240992618,1cyclictest0-21swapper/322:50:153
121524099260,1cyclictest0-21swapper/322:40:533
121524099260,1cyclictest0-21swapper/321:23:083
121524099260,19cyclictest0-21swapper/300:37:533
1215236992624,1cyclictest0-21swapper/200:20:002
121523499261,2cyclictest191rcu_preempt21:10:231
1215240992518,5cyclictest1225403-21cron19:20:013
1215240992518,2cyclictest1338001-21diskmemload23:38:343
1215240992516,2cyclictest683-21runrttasks23:21:183
1215240992515,2cyclictest1326897-21needreboot20:55:183
121524099251,20cyclictest0-21swapper/321:38:323
121524099250,1cyclictest1438380-21ssh22:27:133
1215236992521,3cyclictest1477112-21sh22:58:472
121523699251,2cyclictest1338001-21diskmemload21:51:422
121523699251,22cyclictest1282394-21ps20:15:172
121523699251,21cyclictest1317925-21apt-get20:50:132
121523699251,20cyclictest1338001-21diskmemload21:30:082
121523699250,5cyclictest1509873-21grep23:25:182
121523699250,23cyclictest1545923-21ssh23:51:332
121523499251,4cyclictest1513645-21wc23:25:261
121523499251,1cyclictest191rcu_preempt23:54:071
121523499251,1cyclictest191rcu_preempt23:00:561
121523099252,21cyclictest1225682-21apt-get19:20:130
1215230992521,2cyclictest1465234-21sh22:50:120
1215230992521,2cyclictest1251446-21apt-get19:45:120
1215240992418,2cyclictest64-21kcompactd020:14:563
1215240992417,1cyclictest0-21swapper/323:10:133
121524099241,4cyclictest1515387-21munin-run23:30:003
121524099241,20cyclictest1302268-21apt-get20:35:133
121524099240,23cyclictest1363403-21ls21:29:593
121524099240,21cyclictest1477834-21ssh23:00:123
121524099240,21cyclictest0-21swapper/300:10:153
121524099240,1cyclictest1338001-21diskmemload00:02:573
121524099240,1cyclictest0-21swapper/322:14:473
121524099240,18cyclictest0-21swapper/322:00:123
1215236992419,3cyclictest1355050-21ntpq21:20:222
121523699241,22cyclictest1411062-21tr22:05:182
121523699241,21cyclictest1583098-21ntpq00:20:212
121523699241,21cyclictest1338001-21diskmemload21:29:002
121523699241,20cyclictest1503052-21apt-get23:20:132
121523699241,20cyclictest1338001-21diskmemload22:00:012
121523699241,20cyclictest0-21swapper/223:40:042
121523699241,20cyclictest0-21swapper/219:10:142
121523699240,22cyclictest1348351-21kthreadcore21:15:202
121523499242,2cyclictest1560137-21apt-get00:05:181
1215234992419,3cyclictest1281910-21apt-get20:15:121
121523499240,1cyclictest191rcu_preempt00:35:151
1215230992419,3cyclictest1312824-21apt-get20:45:120
121523099241,3cyclictest1553740-21apt-get00:00:120
121523099241,3cyclictest1220557-21apt-get19:15:120
121523099241,22cyclictest1443644-21ntpq22:30:230
121523099241,21cyclictest1585343-21apt-get00:25:130
121523099241,21cyclictest1389063-21apt-get21:50:150
1215240992319,2cyclictest1395356-21ssh21:55:133
1215240992318,4cyclictest0-21swapper/300:20:133
1215236992319,3cyclictest1338001-21diskmemload22:37:422
1215236992319,2cyclictest0-21swapper/223:45:122
1215236992318,4cyclictest1602669-21ssh00:35:512
121523699231,2cyclictest1338001-21diskmemload22:49:332
121523699231,21cyclictest1566459-21apt-get00:10:152
121523699231,21cyclictest1371686-21kthreadcore21:35:182
121523699231,21cyclictest1338001-21diskmemload23:09:082
121523699231,21cyclictest1338001-21diskmemload22:25:182
121523699231,20cyclictest1338001-21diskmemload21:55:402
121523699231,20cyclictest0-21swapper/222:30:092
121523699230,2cyclictest1301998-21cron20:35:002
121523699230,21cyclictest1457219-21sshd22:41:582
121523699230,20cyclictest0-21swapper/223:15:152
1215234992319,2cyclictest1256523-21apt-get19:50:131
1215234992317,2cyclictest191rcu_preempt00:26:511
1215234992315,2cyclictest191rcu_preempt23:23:321
121523499231,3cyclictest1469271-21ntpq22:50:211
121523499231,2cyclictest1338001-21diskmemload22:26:331
121523499231,21cyclictest1595642-21ntpq00:30:201
121523499231,21cyclictest1338001-21diskmemload22:01:361
121523499231,20cyclictest1376402-21apt-get21:40:121
121523499231,20cyclictest1338001-21diskmemload22:14:171
121523499231,20cyclictest1276855-21apt-get20:10:131
121523499231,20cyclictest1230759-21apt-get19:25:131
121523499230,3cyclictest1519814-21ntp_states23:30:211
121523499230,3cyclictest1477291-21ssh22:59:221
121523499230,3cyclictest1431823-21ssh22:21:321
121523499230,3cyclictest1338001-21diskmemload00:21:331
121523499230,22cyclictest1572240-21ssh00:14:251
121523499230,22cyclictest1536827-21cut23:45:181
121523499230,22cyclictest1450827-21ssh22:36:351
121523499230,21cyclictest2129583-21systemd-journal20:45:001
121523499230,21cyclictest1276581-21cron20:10:011
121523499230,18cyclictest191rcu_preempt21:25:201
121523099232,20cyclictest1333182-21apt-get21:05:150
1215230992319,3cyclictest1445947-21sh22:35:130
1215230992319,2cyclictest1338001-21diskmemload23:37:060
1215230992319,2cyclictest1338001-21diskmemload22:25:050
1215230992318,4cyclictest1432418-21ssh22:23:220
1215230992318,3cyclictest1241829-21cut19:35:170
1215230992314,8cyclictest1418589-21timerandwakeup22:10:290
121523099231,2cyclictest1338001-21diskmemload21:58:110
121523099231,2cyclictest1266702-21apt-get20:00:120
121523099231,21cyclictest1408240-21cut22:05:140
121523099230,4cyclictest1375526-21ssh21:38:170
121523099230,3cyclictest1344622-21apt-get21:15:130
121523099230,20cyclictest1338001-21diskmemload00:30:050
1215240992219,2cyclictest1460320-21grep22:45:173
1215240992219,2cyclictest0-21swapper/320:25:123
1215240992219,1cyclictest0-21swapper/319:35:123
1215240992218,2cyclictest1445942-21apt-get22:35:133
1215240992217,4cyclictest1552023-21ssh23:55:413
1215240992217,4cyclictest1445033-21ssh22:33:113
121524099221,1cyclictest0-21swapper/319:50:133
121524099220,3cyclictest1337984-21idleruntime-cro21:10:003
1215236992219,2cyclictest1478099-21/usr/sbin/munin23:00:142
1215236992219,2cyclictest0-21swapper/219:20:132
1215236992219,1cyclictest1338001-21diskmemload00:00:252
1215236992219,1cyclictest1286991-21apt-get20:20:152
1215236992219,1cyclictest0-21swapper/219:15:122
1215236992218,2cyclictest1465254-21apt-get22:50:122
121523699221,2cyclictest1338001-21diskmemload23:30:572
121523699221,2cyclictest0-21swapper/221:45:382
121523699221,20cyclictest1522052-21ssh23:35:122
121523699221,20cyclictest0-21swapper/222:11:222
121523699220,2cyclictest1585351-21ssh00:25:122
121523699220,2cyclictest1338001-21diskmemload00:30:322
121523699220,2cyclictest0-21swapper/222:20:162
121523699220,21cyclictest0-21swapper/223:11:382
121523699220,20cyclictest1376409-21http21:40:122
121523699220,19cyclictest1560145-21ssh00:05:182
121523699220,19cyclictest0-21swapper/223:55:112
121523699220,19cyclictest0-21swapper/221:10:082
1215234992220,1cyclictest0-21swapper/121:15:141
1215234992219,2cyclictest1338001-21diskmemload23:40:061
121523499221,2cyclictest1290982-21ntpq20:20:241
121523499221,2cyclictest1250283-21ntpq19:40:201
121523499221,20cyclictest1338001-21diskmemload22:45:591
121523499221,20cyclictest1338001-21diskmemload21:49:431
121523499221,20cyclictest1338001-21diskmemload00:01:141
121523499221,20cyclictest0-21swapper/120:04:431
121523499221,1cyclictest1338001-21diskmemload21:30:431
121523499220,2cyclictest1445636-21munin-run22:35:001
121523499220,2cyclictest1338001-21diskmemload23:16:051
121523499220,2cyclictest1338001-21diskmemload21:58:431
121523499220,21cyclictest1577844-21ssh00:17:161
121523499220,21cyclictest1527248-21ssh23:37:221
121523499220,21cyclictest1425305-21sh22:15:581
121523499220,21cyclictest1317925-21apt-get20:50:121
1215230992219,2cyclictest1488240-21ssh23:05:240
1215230992219,2cyclictest1350954-21apt-get21:20:130
1215230992219,2cyclictest1338001-21diskmemload22:43:250
1215230992219,2cyclictest1338001-21diskmemload22:02:370
1215230992219,2cyclictest0-21swapper/023:23:430
1215230992219,1cyclictest0-21swapper/023:18:500
1215230992218,3cyclictest1578344-21ssh00:18:480
121523099221,20cyclictest1547372-21apt-get23:55:150
121523099221,20cyclictest1509355-21apt-get23:25:130
121523099221,20cyclictest1420616-21apt-get22:15:120
121523099221,20cyclictest1338001-21diskmemload23:41:120
121523099221,20cyclictest1338001-21diskmemload23:10:470
121523099221,20cyclictest0-21swapper/000:35:130
121523099220,2cyclictest1521958-21latency_hist23:35:000
121523099220,2cyclictest1338001-21diskmemload21:33:260
121523099220,21cyclictest1381033-21ssh21:40:430
121523099220,19cyclictest0-21swapper/023:50:040
121523099220,19cyclictest0-21swapper/000:20:030
1215240992117,2cyclictest0-21swapper/320:30:133
121524099210,2cyclictest510-21dbus-daemon20:44:593
121524099210,2cyclictest18150irq/163-nvme0q420:55:003
121524099210,20cyclictest0-21swapper/321:31:213
121524099210,19cyclictest0-21swapper/319:55:143
1215236992118,2cyclictest1246390-21apt-get19:40:122
121523699210,2cyclictest0-21swapper/219:47:322
121523699210,20cyclictest64-21kcompactd020:57:582
121523699210,20cyclictest64-21kcompactd020:13:192
121523699210,1cyclictest0-21swapper/221:02:482
121523699210,1cyclictest0-21swapper/220:35:132
1215234992118,2cyclictest1483621-21kworker/1:2+events_power_efficient23:10:141
1215234992118,2cyclictest1370442-21gltestperf21:35:161
1215234992118,1cyclictest0-21swapper/122:40:181
121523499211,1cyclictest0-21swapper/119:35:121
121523499211,19cyclictest1215437-21apt-get19:10:151
121523499210,20cyclictest1306662-21vmstat20:35:261
121523499210,20cyclictest0-21swapper/121:50:201
121523499210,20cyclictest0-21swapper/121:24:171
121523499210,20cyclictest0-21swapper/120:25:131
121523499210,20cyclictest0-21swapper/119:15:121
121523499210,19cyclictest1251934-21sed19:45:171
1215230992119,1cyclictest1386753-21ntpq21:45:220
1215230992119,1cyclictest0-21swapper/022:47:200
1215230992119,1cyclictest0-21swapper/020:10:130
1215230992119,1cyclictest0-21swapper/019:30:140
1215230992118,2cyclictest1297170-21apt-get20:30:130
1215230992118,2cyclictest0-21swapper/021:25:470
1215230992118,1cyclictest1338001-21diskmemload23:00:480
1215230992117,2cyclictest683-21runrttasks20:15:120
121523099211,1cyclictest0-21swapper/000:10:160
121523099211,19cyclictest1338001-21diskmemload23:45:380
121523099210,20cyclictest1471555-21apt-get22:55:120
121523099210,20cyclictest0-21swapper/020:20:150
1215240992018,1cyclictest0-21swapper/319:20:123
1215240992014,4cyclictest1215920-21ps19:10:183
121524099200,20cyclictest64-21kcompactd019:43:133
121524099200,1cyclictest0-21swapper/319:25:123
1215236992018,1cyclictest0-21swapper/221:05:142
1215236992018,1cyclictest0-21swapper/220:40:122
1215236992018,1cyclictest0-21swapper/220:26:462
1215236992018,1cyclictest0-21swapper/219:55:142
1215236992016,2cyclictest1235839-21apt-get19:30:142
121523499200,2cyclictest1337989-21basename21:10:001
121523499200,1cyclictest0-21swapper/119:55:151
121523499200,19cyclictest0-21swapper/120:30:131
121523499200,19cyclictest0-21swapper/119:32:281
1215230992018,1cyclictest0-21swapper/020:55:120
1215230992018,1cyclictest0-21swapper/020:50:120
1215230992018,1cyclictest0-21swapper/019:57:450
121523099200,1cyclictest64-21kcompactd019:28:110
121523099200,1cyclictest0-21swapper/019:40:130
121523099200,19cyclictest0-21swapper/000:05:170
1215240991917,1cyclictest64-21kcompactd020:03:083
1215240991917,1cyclictest0-21swapper/320:20:193
121523499190,1cyclictest0-21swapper/119:20:131
121523099190,1cyclictest0-21swapper/021:02:150
1215240991813,3cyclictest2129583-21systemd-journal20:20:013
1215236991817,1cyclictest0-21swapper/219:26:012
1215236991816,1cyclictest0-21swapper/220:49:542
1215236991816,1cyclictest0-21swapper/219:55:012
121523499180,0cyclictest0-21swapper/120:55:111
1215236991715,1cyclictest0-21swapper/220:09:352
1215230991716,1cyclictest64-21kcompactd020:38:360
1215230991715,1cyclictest64-21kcompactd019:52:220
1215230991714,2cyclictest1311313-21ntpq20:40:220
121523099160,0cyclictest0-21swapper/019:10:270
1215240991513,1cyclictest0-21swapper/319:49:093
1215236991511,3cyclictest1267202-21sed20:00:172
1215236991412,1cyclictest0-21swapper/219:35:032
121523499147,1cyclictest0-21swapper/120:45:011
121523499126,1cyclictest191rcu_preempt21:00:181
121523099129,2cyclictest245621450irq/127-enp0s29f1:rx-020:05:060
121523499117,2cyclictest1215138-21latency_hist19:10:011
12152409984,3cyclictest1215302-21latency_hist19:10:013
12152369981,5cyclictest1215138-21latency_hist19:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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