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2026-07-27 - 02:15
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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 rack4slot4.osadl.org (updated Mon Jul 27, 2026 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71640rcu_preempt0-21swapper/223:50:432
71640rcu_preempt0-21swapper/223:50:432
71640rcu_preempt0-21swapper/121:43:051
71640rcu_preempt0-21swapper/121:43:051
71460rcu_preempt0-21swapper/119:34:181
71460rcu_preempt0-21swapper/119:34:181
46050450irq/122-QManpo0-210
46050450irq/122-QManpo0-210
46050450irq/122-QManpo0-210
10015994524cyclictest10274-21ssh23:06:283
10015994524cyclictest10274-21ssh23:06:283
10015994524cyclictest10274-21ssh23:06:283
71440rcu_preempt25386-21ntp_states00:29:422
71440rcu_preempt25386-21ntp_states00:29:422
71440rcu_preempt25386-21ntp_states00:29:422
1001599442cyclictest22228-21diskstats21:34:233
1001599442cyclictest22228-21diskstats21:34:233
1001599434cyclictest0-21swapper/319:19:293
1001599434cyclictest0-21swapper/319:19:293
1001599434cyclictest0-21swapper/319:19:293
1001599433cyclictest0-21swapper/321:49:373
1001599433cyclictest0-21swapper/321:49:373
1001599432cyclictest2897-21users23:49:373
1001599432cyclictest2897-21users23:49:373
46250420irq/120-QManpo9758-2110:48:551
46250420irq/120-QManpo9758-2110:48:551
1001599423cyclictest16044-21apt21:24:083
1001599423cyclictest16044-21apt21:24:083
1001599423cyclictest16044-21apt21:24:083
1001599423cyclictest0-21swapper/322:24:203
1001599423cyclictest0-21swapper/322:24:203
1001599423cyclictest0-21swapper/320:04:063
1001599423cyclictest0-21swapper/320:04:063
1001599422cyclictest25436-21/usr/sbin/munin00:29:443
1001599422cyclictest25436-21/usr/sbin/munin00:29:443
1001599422cyclictest25436-21/usr/sbin/munin00:29:443
1001599422cyclictest0-21swapper/320:19:303
1001599422cyclictest0-21swapper/320:19:303
1001599422cyclictest0-21swapper/320:19:303
71410rcu_preempt0-21swapper/219:29:302
71410rcu_preempt0-21swapper/219:29:302
71410rcu_preempt0-21swapper/123:54:131
71410rcu_preempt0-21swapper/123:54:131
46450410irq/118-QManpo0-2110:48:552
46450410irq/118-QManpo0-2110:48:552
1001599414cyclictest0-21swapper/323:34:203
1001599414cyclictest0-21swapper/323:34:203
1001599414cyclictest0-21swapper/322:57:483
1001599414cyclictest0-21swapper/322:57:483
1001599414cyclictest0-21swapper/322:39:333
1001599414cyclictest0-21swapper/322:39:333
1001599414cyclictest0-21swapper/322:04:233
1001599414cyclictest0-21swapper/322:04:233
1001599414cyclictest0-21swapper/321:24:263
1001599414cyclictest0-21swapper/321:24:263
1001599414cyclictest0-21swapper/321:24:263
1001599414cyclictest0-21swapper/319:49:213
1001599414cyclictest0-21swapper/319:49:213
1001599414cyclictest0-21swapper/300:01:513
1001599414cyclictest0-21swapper/300:01:513
1001599414cyclictest0-21swapper/300:01:513
1001599413cyclictest0-21swapper/323:15:323
1001599413cyclictest0-21swapper/323:15:323
1001599413cyclictest0-21swapper/323:15:323
1001599413cyclictest0-21swapper/322:15:143
1001599413cyclictest0-21swapper/322:15:143
1001599413cyclictest0-21swapper/320:59:233
1001599413cyclictest0-21swapper/320:59:233
1001599413cyclictest0-21swapper/320:59:233
1001599413cyclictest0-21swapper/320:34:073
1001599413cyclictest0-21swapper/320:34:073
1001599412cyclictest8450-21ls23:04:083
1001599412cyclictest8450-21ls23:04:083
1001599412cyclictest8450-21ls23:04:083
1001599412cyclictest30696-21df_inode00:39:223
1001599412cyclictest30696-21df_inode00:39:223
1001599412cyclictest30696-21df_inode00:39:223
1001599412cyclictest28332-21ntp_states21:44:333
1001599412cyclictest28332-21ntp_states21:44:333
1001599411cyclictest28510-21grep00:34:373
1001599411cyclictest28510-21grep00:34:373
1001599411cyclictest1959-21runrttasks00:10:573
1001599411cyclictest1959-21runrttasks00:10:573
1001599411cyclictest0-21swapper/321:18:433
1001599411cyclictest0-21swapper/321:18:433
71400rcu_preempt25395-21ntp_states00:29:431
71400rcu_preempt25395-21ntp_states00:29:431
71400rcu_preempt25395-21ntp_states00:29:431
71400rcu_preempt10380-1kworker/0:1H19:34:180
71400rcu_preempt10380-1kworker/0:1H19:34:180
71400rcu_preempt0-21swapper/020:14:190
71400rcu_preempt0-21swapper/020:14:190
1001599404cyclictest0-21swapper/322:21:373
1001599404cyclictest0-21swapper/322:21:373
1001599404cyclictest0-21swapper/300:06:053
1001599404cyclictest0-21swapper/300:06:053
1001599403cyclictest0-21swapper/323:24:373
1001599403cyclictest0-21swapper/323:24:373
1001599403cyclictest0-21swapper/323:19:193
1001599403cyclictest0-21swapper/323:19:193
1001599403cyclictest0-21swapper/323:19:193
1001599403cyclictest0-21swapper/322:48:363
1001599403cyclictest0-21swapper/322:48:363
1001599403cyclictest0-21swapper/321:57:293
1001599403cyclictest0-21swapper/321:57:293
1001599403cyclictest0-21swapper/321:42:543
1001599403cyclictest0-21swapper/321:42:543
1001599403cyclictest0-21swapper/321:30:373
1001599403cyclictest0-21swapper/321:30:373
1001599403cyclictest0-21swapper/320:54:233
1001599403cyclictest0-21swapper/320:54:233
1001599403cyclictest0-21swapper/320:24:313
1001599403cyclictest0-21swapper/320:24:313
1001599403cyclictest0-21swapper/320:14:323
1001599403cyclictest0-21swapper/320:14:323
1001599403cyclictest0-21swapper/319:44:213
1001599403cyclictest0-21swapper/319:44:213
1001599403cyclictest0-21swapper/319:39:333
1001599403cyclictest0-21swapper/319:39:333
1001599403cyclictest0-21swapper/319:39:333
1001599403cyclictest0-21swapper/300:24:303
1001599403cyclictest0-21swapper/300:24:303
1001599403cyclictest0-21swapper/300:24:303
1001599402cyclictest4210-21diskstats21:59:243
1001599402cyclictest4210-21diskstats21:59:243
1001599402cyclictest4210-21diskstats21:59:243
1001599402cyclictest317-21ssh23:45:343
1001599402cyclictest317-21ssh23:45:343
1001599402cyclictest23520-21ssh22:33:373
1001599402cyclictest23520-21ssh22:33:373
1001599402cyclictest20966-21meminfo19:54:273
1001599402cyclictest20966-21meminfo19:54:273
1001599402cyclictest16302-21/usr/sbin/munin00:14:233
1001599402cyclictest16302-21/usr/sbin/munin00:14:233
1001599402cyclictest16302-21/usr/sbin/munin00:14:233
1001599402cyclictest10228-21ssh22:09:323
1001599402cyclictest10228-21ssh22:09:323
1001599402cyclictest10228-21ssh22:09:323
1001599401cyclictest20832-21ssh00:21:463
1001599401cyclictest20832-21ssh00:21:463
1001599401cyclictest20832-21ssh00:21:463
71390rcu_preempt0-21swapper/119:24:311
71390rcu_preempt0-21swapper/119:24:311
71390rcu_preempt0-21swapper/119:24:311
71390rcu_preempt0-21swapper/100:18:341
71390rcu_preempt0-21swapper/100:18:341
71390rcu_preempt0-21swapper/100:18:341
71390rcu_preempt0-21swapper/023:40:150
71390rcu_preempt0-21swapper/023:40:150
71390rcu_preempt0-21swapper/023:40:150
1001599394cyclictest0-21swapper/322:51:363
1001599394cyclictest0-21swapper/322:51:363
1001599394cyclictest0-21swapper/322:51:363
1001599393cyclictest0-21swapper/323:57:353
1001599393cyclictest0-21swapper/323:57:353
1001599393cyclictest0-21swapper/322:37:023
1001599393cyclictest0-21swapper/322:37:023
1001599393cyclictest0-21swapper/320:09:363
1001599393cyclictest0-21swapper/320:09:363
1001599393cyclictest0-21swapper/320:04:213
1001599393cyclictest0-21swapper/320:04:213
1001599392cyclictest23460-21ntp_states23:29:323
1001599392cyclictest23460-21ntp_states23:29:323
1001599391cyclictest31662-21/usr/sbin/munin20:34:253
1001599391cyclictest31662-21/usr/sbin/munin20:34:253
1001599391cyclictest29890-21ssh23:40:303
1001599391cyclictest29890-21ssh23:40:303
1001599391cyclictest29890-21ssh23:40:303
10015993916cyclictest11653-21df23:09:233
10015993916cyclictest11653-21df23:09:233
71380rcu_preempt13491-21apt-get19:29:260
71380rcu_preempt13491-21apt-get19:29:260
71380rcu_preempt0-21swapper/121:11:311
71380rcu_preempt0-21swapper/121:11:311
71380rcu_preempt0-21swapper/023:31:120
71380rcu_preempt0-21swapper/023:31:120
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
100650380irq/38-i2c-mpc0-21swapper/020:37:240
100650380irq/38-i2c-mpc0-21swapper/020:37:240
1001599383cyclictest0-21swapper/320:49:263
1001599383cyclictest0-21swapper/320:49:263
1001599383cyclictest0-21swapper/320:49:263
1001599383cyclictest0-21swapper/319:34:213
1001599383cyclictest0-21swapper/319:34:213
1001599381cyclictest12243-21apt-get19:24:173
1001599381cyclictest12243-21apt-get19:24:173
1001599381cyclictest12243-21apt-get19:24:173
1001599381cyclictest0-21swapper/320:44:333
1001599381cyclictest0-21swapper/320:44:333
1001499388cyclictest0-21swapper/222:26:072
1001499388cyclictest0-21swapper/222:26:072
10014993814cyclictest0-21swapper/221:09:342
10014993814cyclictest0-21swapper/221:09:342
10014993813cyclictest0-21swapper/200:09:252
10014993813cyclictest0-21swapper/200:09:252
71370rcu_preempt4908-21ssh23:54:200
71370rcu_preempt4908-21ssh23:54:200
71370rcu_preempt0-21swapper/221:54:212
71370rcu_preempt0-21swapper/221:54:212
71370rcu_preempt0-21swapper/123:04:311
71370rcu_preempt0-21swapper/123:04:311
71370rcu_preempt0-21swapper/123:04:311
71370rcu_preempt0-21swapper/122:53:561
71370rcu_preempt0-21swapper/122:53:561
71370rcu_preempt0-21swapper/122:53:561
71370rcu_preempt0-21swapper/121:48:271
71370rcu_preempt0-21swapper/121:48:271
71370rcu_preempt0-21swapper/119:29:161
71370rcu_preempt0-21swapper/119:29:161
71370rcu_preempt0-21swapper/023:49:360
71370rcu_preempt0-21swapper/023:49:360
71370rcu_preempt0-21swapper/023:04:560
71370rcu_preempt0-21swapper/023:04:560
71370rcu_preempt0-21swapper/023:04:560
71370rcu_preempt0-21swapper/021:44:200
71370rcu_preempt0-21swapper/021:44:200
71370rcu_preempt0-21swapper/020:09:270
71370rcu_preempt0-21swapper/020:09:270
1001599371cyclictest597-21apt-get20:39:193
1001599371cyclictest597-21apt-get20:39:193
10014993717cyclictest7831-21df23:59:222
10014993717cyclictest7831-21df23:59:222
10014993717cyclictest7831-21df23:59:222
10014993716cyclictest19441-21irqstats21:29:282
10014993716cyclictest19441-21irqstats21:29:282
10014993714cyclictest27601-21/usr/sbin/munin00:34:332
10014993714cyclictest27601-21/usr/sbin/munin00:34:332
10014993714cyclictest0-21swapper/219:48:592
10014993714cyclictest0-21swapper/219:48:592
10014993711cyclictest32430-21users23:44:382
10014993711cyclictest32430-21users23:44:382
71360rcu_preempt26155-21runrttasks21:40:290
71360rcu_preempt26155-21runrttasks21:40:290
71360rcu_preempt10227-21diskmemload22:34:181
71360rcu_preempt10227-21diskmemload22:34:181
71360rcu_preempt0-21swapper/223:42:392
71360rcu_preempt0-21swapper/223:42:392
71360rcu_preempt0-21swapper/223:42:392
71360rcu_preempt0-21swapper/123:37:231
71360rcu_preempt0-21swapper/123:37:231
71360rcu_preempt0-21swapper/122:19:091
71360rcu_preempt0-21swapper/122:19:091
71360rcu_preempt0-21swapper/121:52:231
71360rcu_preempt0-21swapper/121:52:231
71360rcu_preempt0-21swapper/121:34:181
71360rcu_preempt0-21swapper/121:34:181
71360rcu_preempt0-21swapper/121:26:301
71360rcu_preempt0-21swapper/121:26:301
71360rcu_preempt0-21swapper/121:26:301
71360rcu_preempt0-21swapper/121:02:251
71360rcu_preempt0-21swapper/121:02:251
71360rcu_preempt0-21swapper/121:02:251
71360rcu_preempt0-21swapper/119:49:381
71360rcu_preempt0-21swapper/119:49:381
71360rcu_preempt0-21swapper/119:39:201
71360rcu_preempt0-21swapper/119:39:201
71360rcu_preempt0-21swapper/119:39:201
71360rcu_preempt0-21swapper/022:48:060
71360rcu_preempt0-21swapper/022:48:060
71360rcu_preempt0-21swapper/000:26:440
71360rcu_preempt0-21swapper/000:26:440
71360rcu_preempt0-21swapper/000:26:440
71360rcu_preempt0-21swapper/000:15:410
71360rcu_preempt0-21swapper/000:15:410
71360rcu_preempt0-21swapper/000:15:410
71360rcu_preempt0-21swapper/000:04:160
46650360irq/116-QManpo9694-2110:48:553
46650360irq/116-QManpo9694-2110:48:553
46050360irq/122-QManpo6297-2110:48:550
46050360irq/122-QManpo6297-2110:48:550
46050360irq/122-QManpo6297-2110:48:550
46050360irq/122-QManpo32295-2110:48:550
46050360irq/122-QManpo32295-2110:48:550
46050360irq/122-QManpo32295-2110:48:550
1001599361cyclictest13637-21/usr/sbin/munin19:29:273
1001599361cyclictest13637-21/usr/sbin/munin19:29:273
10014993617cyclictest1959-21runrttasks22:50:332
10014993617cyclictest1959-21runrttasks22:50:332
10014993617cyclictest1959-21runrttasks22:50:332
10014993616cyclictest3079-21df22:54:202
10014993616cyclictest3079-21df22:54:202
10014993616cyclictest24912-21df20:09:232
10014993616cyclictest24912-21df20:09:232
10014993614cyclictest23909-21apt-get22:34:212
10014993614cyclictest23909-21apt-get22:34:212
10014993613cyclictest0-21swapper/222:44:242
10014993613cyclictest0-21swapper/222:44:242
71350rcu_preempt13991-21sh23:13:450
71350rcu_preempt13991-21sh23:13:450
71350rcu_preempt13639-1kworker/1:1H22:29:541
71350rcu_preempt13639-1kworker/1:1H22:29:541
71350rcu_preempt0-21swapper/222:11:062
71350rcu_preempt0-21swapper/222:11:062
71350rcu_preempt0-21swapper/222:11:062
71350rcu_preempt0-21swapper/122:55:441
71350rcu_preempt0-21swapper/122:55:441
71350rcu_preempt0-21swapper/121:22:411
71350rcu_preempt0-21swapper/121:22:411
71350rcu_preempt0-21swapper/121:22:411
71350rcu_preempt0-21swapper/121:18:121
71350rcu_preempt0-21swapper/121:18:121
71350rcu_preempt0-21swapper/120:58:211
71350rcu_preempt0-21swapper/120:58:211
71350rcu_preempt0-21swapper/120:54:121
71350rcu_preempt0-21swapper/120:54:121
71350rcu_preempt0-21swapper/120:54:121
71350rcu_preempt0-21swapper/120:46:301
71350rcu_preempt0-21swapper/120:46:301
71350rcu_preempt0-21swapper/120:40:481
71350rcu_preempt0-21swapper/120:40:481
71350rcu_preempt0-21swapper/120:24:171
71350rcu_preempt0-21swapper/120:24:171
71350rcu_preempt0-21swapper/023:34:160
71350rcu_preempt0-21swapper/023:34:160
71350rcu_preempt0-21swapper/023:24:280
71350rcu_preempt0-21swapper/023:24:280
71350rcu_preempt0-21swapper/022:59:350
71350rcu_preempt0-21swapper/022:59:350
71350rcu_preempt0-21swapper/022:59:350
71350rcu_preempt0-21swapper/022:32:310
71350rcu_preempt0-21swapper/022:32:310
71350rcu_preempt0-21swapper/022:21:140
71350rcu_preempt0-21swapper/022:21:140
71350rcu_preempt0-21swapper/022:14:120
71350rcu_preempt0-21swapper/022:14:120
71350rcu_preempt0-21swapper/022:14:120
71350rcu_preempt0-21swapper/021:57:170
71350rcu_preempt0-21swapper/021:57:170
71350rcu_preempt0-21swapper/021:25:150
71350rcu_preempt0-21swapper/021:25:150
71350rcu_preempt0-21swapper/021:25:150
71350rcu_preempt0-21swapper/019:48:330
71350rcu_preempt0-21swapper/019:48:330
71350rcu_preempt0-21swapper/000:31:270
71350rcu_preempt0-21swapper/000:31:270
71350rcu_preempt0-21swapper/000:31:270
71350rcu_preempt0-21swapper/000:00:100
71350rcu_preempt0-21swapper/000:00:100
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
1001499358cyclictest0-21swapper/223:16:362
1001499358cyclictest0-21swapper/223:16:362
1001499358cyclictest0-21swapper/223:16:362
1001499358cyclictest0-21swapper/223:11:572
1001499358cyclictest0-21swapper/223:11:572
1001499358cyclictest0-21swapper/221:51:412
1001499358cyclictest0-21swapper/221:51:412
10014993518cyclictest10976-21memory00:04:332
10014993518cyclictest10976-21memory00:04:332
10014993514cyclictest6209-21memory22:59:302
10014993514cyclictest6209-21memory22:59:302
10014993514cyclictest6209-21memory22:59:302
10014993513cyclictest0-21swapper/221:40:592
10014993513cyclictest0-21swapper/221:40:592
10014993513cyclictest0-21swapper/221:29:122
10014993513cyclictest0-21swapper/221:29:122
10014993513cyclictest0-21swapper/221:29:122
10014993513cyclictest0-21swapper/219:49:332
10014993513cyclictest0-21swapper/219:49:332
10014993511cyclictest0-21swapper/221:19:252
10014993511cyclictest0-21swapper/221:19:252
10014993511cyclictest0-21swapper/221:19:252
71340rcu_preempt6115-21snmpd23:59:351
71340rcu_preempt6115-21snmpd23:59:351
71340rcu_preempt6115-21snmpd23:59:351
71340rcu_preempt5225-21ssh22:00:271
71340rcu_preempt5225-21ssh22:00:271
71340rcu_preempt5225-21ssh22:00:271
71340rcu_preempt4304-21uname21:59:270
71340rcu_preempt4304-21uname21:59:270
71340rcu_preempt4304-21uname21:59:270
71340rcu_preempt29633-1kworker/1:1H23:42:501
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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