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2026-07-01 - 20:14
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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 Wed Jul 01, 2026 12:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71630rcu_preempt0-21swapper/309:25:153
71630rcu_preempt0-21swapper/309:25:153
71630rcu_preempt0-21swapper/309:25:153
71560rcu_preempt0-21swapper/009:51:370
71560rcu_preempt0-21swapper/009:51:370
71560rcu_preempt0-21swapper/009:51:370
71510rcu_preempt0-21swapper/212:20:352
71510rcu_preempt0-21swapper/212:20:352
71500rcu_preempt0-21swapper/211:00:462
71500rcu_preempt0-21swapper/211:00:462
71500rcu_preempt0-21swapper/211:00:462
27112995020cyclictest12553-21diskstats08:18:550
27112995020cyclictest12553-21diskstats08:18:550
71480rcu_preempt0-21swapper/312:19:153
71480rcu_preempt0-21swapper/312:19:153
27112994825cyclictest24416-21apt-get12:18:520
27112994825cyclictest24416-21apt-get12:18:520
27112994825cyclictest14442-1kworker/0:0H10:59:010
27112994825cyclictest14442-1kworker/0:0H10:59:010
27112994825cyclictest14442-1kworker/0:0H10:59:010
27112994726cyclictest6948-21diskstats11:43:590
27112994726cyclictest6948-21diskstats11:43:590
27112994726cyclictest6948-21diskstats11:43:590
27112994725cyclictest16675-21df08:33:550
27112994725cyclictest16675-21df08:33:550
27112994721cyclictest20573-21sh10:03:300
27112994721cyclictest20573-21sh10:03:300
27112994721cyclictest20573-21sh10:03:300
27112994627cyclictest28319-21ssh12:25:250
27112994627cyclictest28319-21ssh12:25:250
27112994627cyclictest28319-21ssh12:25:250
27112994626cyclictest1959-21runrttasks08:10:400
27112994626cyclictest1959-21runrttasks08:10:400
27112994626cyclictest1959-21runrttasks08:10:400
27112994625cyclictest8467-21irqstats08:04:000
27112994625cyclictest8467-21irqstats08:04:000
27112994625cyclictest8467-21irqstats08:04:000
27112994625cyclictest20978-21ssh12:11:180
27112994625cyclictest20978-21ssh12:11:180
27112994625cyclictest18598-21/usr/sbin/munin11:04:070
27112994625cyclictest18598-21/usr/sbin/munin11:04:070
27112994625cyclictest18598-21/usr/sbin/munin11:04:070
27112994624cyclictest25662-21apt-get10:13:520
27112994622cyclictest3297-21sed10:34:050
27112994622cyclictest3297-21sed10:34:050
27112994622cyclictest3297-21sed10:34:050
27112994622cyclictest3297-21sed10:34:050
27112994524cyclictest895-21munin-run11:33:410
27112994524cyclictest895-21munin-run11:33:410
27112994524cyclictest895-21munin-run11:33:410
27112994524cyclictest23256-21ssh12:15:310
27112994524cyclictest23256-21ssh12:15:310
27112994524cyclictest23256-21ssh12:15:310
27112994523cyclictest30199-21apt-get09:18:530
27112994523cyclictest30199-21apt-get09:18:530
27112994523cyclictest30199-21apt-get09:18:530
27112994523cyclictest18215-21sed08:39:010
27112994523cyclictest18215-21sed08:39:010
27112994519cyclictest9133-21sendmail-msp11:13:450
27112994519cyclictest9133-21sendmail-msp11:13:450
27112994519cyclictest9133-21sendmail-msp11:13:450
27112994517cyclictest25637-21apt-get11:18:520
27112994517cyclictest25637-21apt-get11:18:520
27112994517cyclictest25637-21apt-get11:18:520
71440rcu_preempt0-21swapper/308:34:053
71440rcu_preempt0-21swapper/308:34:053
71440rcu_preempt0-21swapper/207:40:422
71440rcu_preempt0-21swapper/207:40:422
27112994424cyclictest5968-21ntp_states09:34:140
27112994424cyclictest5968-21ntp_states09:34:140
27112994424cyclictest5968-21ntp_states09:34:140
27112994424cyclictest29930-21ntp_states07:24:050
27112994424cyclictest29930-21ntp_states07:24:050
27112994423cyclictest22984-21sh10:08:110
27112994423cyclictest22984-21sh10:08:110
27112994423cyclictest22984-21sh10:08:110
27112994423cyclictest22984-21sh10:08:110
27112994423cyclictest19773-21/usr/sbin/munin08:44:040
27112994423cyclictest19773-21/usr/sbin/munin08:44:040
27112994423cyclictest1661-21ntp_states11:34:040
27112994423cyclictest1661-21ntp_states11:34:040
27112994423cyclictest1661-21ntp_states11:34:040
27112994423cyclictest11440-21ntp_states08:14:050
27112994423cyclictest11440-21ntp_states08:14:050
27112994422cyclictest9729-21ssh10:47:160
27112994422cyclictest9729-21ssh10:47:160
27112994422cyclictest9729-21ssh10:47:160
27112994422cyclictest926-21sed10:29:080
27112994422cyclictest926-21sed10:29:080
27112994422cyclictest926-21sed10:29:080
27112994422cyclictest26680-21sh10:14:240
27112994422cyclictest26680-21sh10:14:240
27112994422cyclictest26680-21sh10:14:240
27112994422cyclictest0-21swapper/008:24:040
27112994422cyclictest0-21swapper/008:24:040
27112994422cyclictest0-21swapper/008:24:040
27112994421cyclictest32708-21ntp_states07:34:040
27112994421cyclictest32708-21ntp_states07:34:040
27112994421cyclictest32708-21ntp_states07:34:040
27112994421cyclictest23460-21apt-get08:58:540
27112994421cyclictest23460-21apt-get08:58:540
27112994421cyclictest0-21swapper/012:05:310
27112994421cyclictest0-21swapper/012:05:310
27112994421cyclictest0-21swapper/012:05:310
27112994421cyclictest0-21swapper/010:25:050
27112994421cyclictest0-21swapper/010:25:050
27112994421cyclictest0-21swapper/010:25:050
27112994417cyclictest10862-21ssh09:43:570
27112994417cyclictest10862-21ssh09:43:570
27112994417cyclictest10862-21ssh09:43:570
71430rcu_preempt0-21swapper/011:56:210
71430rcu_preempt0-21swapper/011:56:210
71430rcu_preempt0-21swapper/011:56:210
27112994326cyclictest1959-21runrttasks07:47:360
27112994326cyclictest1959-21runrttasks07:47:360
27112994326cyclictest1959-21runrttasks07:47:360
27112994322cyclictest20924-21df_inode08:48:560
27112994322cyclictest20924-21df_inode08:48:560
27112994322cyclictest20924-21df_inode08:48:560
27112994322cyclictest16452-21sh12:03:070
27112994322cyclictest16452-21sh12:03:070
27112994322cyclictest10440-21munin-run09:43:400
27112994322cyclictest10440-21munin-run09:43:400
27112994322cyclictest10440-21munin-run09:43:400
27112994322cyclictest0-21swapper/010:20:010
27112994322cyclictest0-21swapper/010:20:010
27112994322cyclictest0-21swapper/010:20:010
27112994322cyclictest0-21swapper/010:20:010
27112994321cyclictest22602-21/usr/sbin/munin08:54:070
27112994321cyclictest22602-21/usr/sbin/munin08:54:070
27112994321cyclictest22602-21/usr/sbin/munin08:54:070
27112994321cyclictest15263-21munin-run10:58:400
27112994321cyclictest15263-21munin-run10:58:400
27112994321cyclictest0-21swapper/011:49:020
27112994321cyclictest0-21swapper/011:49:020
27112994321cyclictest0-21swapper/011:49:020
27112994321cyclictest0-21swapper/009:15:570
27112994321cyclictest0-21swapper/009:15:570
27112994321cyclictest0-21swapper/009:15:570
27112994321cyclictest0-21swapper/007:19:090
27112994321cyclictest0-21swapper/007:19:090
27112994320cyclictest3590-1kworker/0:2H07:48:530
27112994320cyclictest3590-1kworker/0:2H07:48:530
27112994320cyclictest3590-1kworker/0:2H07:48:530
71420rcu_preempt0-21swapper/212:25:012
71420rcu_preempt0-21swapper/212:25:012
71420rcu_preempt0-21swapper/212:25:012
71420rcu_preempt0-21swapper/111:06:091
71420rcu_preempt0-21swapper/111:06:091
71420rcu_preempt0-21swapper/111:06:091
46450420irq/118-QManpo26873-2110:48:552
46450420irq/118-QManpo26873-2110:48:552
27112994222cyclictest4231-21irqstats11:38:590
27112994222cyclictest4231-21irqstats11:38:590
27112994222cyclictest29618-21aten_r4power_cu12:28:530
27112994222cyclictest29618-21aten_r4power_cu12:28:530
27112994222cyclictest29618-21aten_r4power_cu12:28:530
27112994222cyclictest10729-21wc10:49:020
27112994222cyclictest10729-21wc10:49:020
27112994222cyclictest10729-21wc10:49:020
27112994221cyclictest28194-21apt-get11:23:510
27112994221cyclictest28194-21apt-get11:23:510
27112994221cyclictest28194-21apt-get11:23:510
27112994221cyclictest28194-21apt-get11:23:510
27112994220cyclictest0-21swapper/010:43:320
27112994220cyclictest0-21swapper/010:43:320
27112994220cyclictest0-21swapper/010:43:320
27112994220cyclictest0-21swapper/009:24:110
27112994220cyclictest0-21swapper/009:24:110
27112994220cyclictest0-21swapper/009:24:110
27112994219cyclictest25270-21sshd10:12:490
27112994219cyclictest25270-21sshd10:12:490
27112994219cyclictest0-21swapper/012:33:540
27112994219cyclictest0-21swapper/012:33:540
27112994219cyclictest0-21swapper/011:14:100
27112994219cyclictest0-21swapper/011:14:100
27112994219cyclictest0-21swapper/008:02:490
27112994219cyclictest0-21swapper/008:02:490
27112994213cyclictest0-21swapper/012:40:040
27112994213cyclictest0-21swapper/012:40:040
71410rcu_preempt26784-21diskmemload10:14:452
71410rcu_preempt26784-21diskmemload10:14:452
71410rcu_preempt26784-21diskmemload10:14:452
71410rcu_preempt0-21swapper/312:27:473
71410rcu_preempt0-21swapper/312:27:473
71410rcu_preempt0-21swapper/312:27:473
46650410irq/116-QManpo26878-2110:48:553
46650410irq/116-QManpo26878-2110:48:553
27112994121cyclictest26366-21/usr/sbin/munin09:08:530
27112994121cyclictest26366-21/usr/sbin/munin09:08:530
27112994121cyclictest26366-21/usr/sbin/munin09:08:530
27112994119cyclictest0-21swapper/009:54:330
27112994119cyclictest0-21swapper/009:54:330
27112994119cyclictest0-21swapper/009:33:290
27112994119cyclictest0-21swapper/009:33:290
27112994119cyclictest0-21swapper/009:33:290
27112994118cyclictest0-21swapper/009:06:180
27112994118cyclictest0-21swapper/009:06:180
71400rcu_preempt21590-1taskset08:49:283
71400rcu_preempt21590-1taskset08:49:283
71400rcu_preempt21590-1taskset08:49:283
71400rcu_preempt0-21swapper/110:07:501
71400rcu_preempt0-21swapper/110:07:501
71400rcu_preempt0-21swapper/110:07:501
71400rcu_preempt0-21swapper/110:07:501
71400rcu_preempt0-21swapper/109:54:011
71400rcu_preempt0-21swapper/109:54:011
71400rcu_preempt0-21swapper/007:39:090
71400rcu_preempt0-21swapper/007:39:090
27112994021cyclictest5748-21sort07:54:000
27112994021cyclictest5748-21sort07:54:000
27112994021cyclictest5748-21sort07:54:000
27112994021cyclictest5748-21sort07:54:000
27112994019cyclictest0-21swapper/007:14:040
27112994019cyclictest0-21swapper/007:14:040
71390rcu_preempt0-21swapper/311:27:253
71390rcu_preempt0-21swapper/311:27:253
71390rcu_preempt0-21swapper/311:27:253
71390rcu_preempt0-21swapper/311:27:253
71390rcu_preempt0-21swapper/211:25:492
71390rcu_preempt0-21swapper/211:25:492
71390rcu_preempt0-21swapper/211:25:492
71390rcu_preempt0-21swapper/211:25:492
71390rcu_preempt0-21swapper/211:18:462
71390rcu_preempt0-21swapper/211:18:462
71390rcu_preempt0-21swapper/211:08:202
71390rcu_preempt0-21swapper/211:08:202
71390rcu_preempt0-21swapper/211:08:202
71390rcu_preempt0-21swapper/210:51:072
71390rcu_preempt0-21swapper/210:51:072
71390rcu_preempt0-21swapper/210:51:072
71390rcu_preempt0-21swapper/209:52:402
71390rcu_preempt0-21swapper/209:52:402
71390rcu_preempt0-21swapper/209:52:402
71390rcu_preempt0-21swapper/112:01:541
71390rcu_preempt0-21swapper/112:01:541
71390rcu_preempt0-21swapper/110:40:441
71390rcu_preempt0-21swapper/110:40:441
71390rcu_preempt0-21swapper/110:40:441
71390rcu_preempt0-21swapper/107:40:161
71390rcu_preempt0-21swapper/107:40:161
27112993919cyclictest15365-21fw_packets08:28:580
27112993919cyclictest15365-21fw_packets08:28:580
71380rcu_preempt7606-1kworker/3:0H09:44:103
71380rcu_preempt7606-1kworker/3:0H09:44:103
71380rcu_preempt7606-1kworker/3:0H09:44:103
71380rcu_preempt31712-21taskset10:25:141
71380rcu_preempt31712-21taskset10:25:141
71380rcu_preempt31712-21taskset10:25:141
71380rcu_preempt29291-21sendmail-msp07:28:291
71380rcu_preempt29291-21sendmail-msp07:28:291
71380rcu_preempt1461-21rm12:35:391
71380rcu_preempt1461-21rm12:35:391
71380rcu_preempt0-21swapper/312:37:213
71380rcu_preempt0-21swapper/312:37:213
71380rcu_preempt0-21swapper/312:02:103
71380rcu_preempt0-21swapper/312:02:103
71380rcu_preempt0-21swapper/311:19:143
71380rcu_preempt0-21swapper/311:19:143
71380rcu_preempt0-21swapper/311:19:143
71380rcu_preempt0-21swapper/310:29:053
71380rcu_preempt0-21swapper/310:29:053
71380rcu_preempt0-21swapper/310:29:053
71380rcu_preempt0-21swapper/309:36:193
71380rcu_preempt0-21swapper/309:36:193
71380rcu_preempt0-21swapper/309:36:193
71380rcu_preempt0-21swapper/212:09:372
71380rcu_preempt0-21swapper/212:09:372
71380rcu_preempt0-21swapper/212:05:222
71380rcu_preempt0-21swapper/212:05:222
71380rcu_preempt0-21swapper/212:05:222
71380rcu_preempt0-21swapper/208:33:432
71380rcu_preempt0-21swapper/208:33:432
71380rcu_preempt0-21swapper/111:51:091
71380rcu_preempt0-21swapper/111:51:091
71380rcu_preempt0-21swapper/111:51:091
27112993814cyclictest0-21swapper/007:29:430
27112993814cyclictest0-21swapper/007:29:430
27112993814cyclictest0-21swapper/007:29:430
71370rcu_preempt0-21swapper/311:51:413
71370rcu_preempt0-21swapper/311:51:413
71370rcu_preempt0-21swapper/311:51:413
71370rcu_preempt0-21swapper/311:44:233
71370rcu_preempt0-21swapper/311:44:233
71370rcu_preempt0-21swapper/311:44:233
71370rcu_preempt0-21swapper/310:56:493
71370rcu_preempt0-21swapper/310:56:493
71370rcu_preempt0-21swapper/310:20:333
71370rcu_preempt0-21swapper/310:20:333
71370rcu_preempt0-21swapper/310:20:333
71370rcu_preempt0-21swapper/310:20:333
71370rcu_preempt0-21swapper/210:01:402
71370rcu_preempt0-21swapper/210:01:402
71370rcu_preempt0-21swapper/210:01:402
71370rcu_preempt0-21swapper/209:29:282
71370rcu_preempt0-21swapper/209:29:282
71370rcu_preempt0-21swapper/209:29:282
71370rcu_preempt0-21swapper/209:26:432
71370rcu_preempt0-21swapper/209:26:432
71370rcu_preempt0-21swapper/209:26:432
71370rcu_preempt0-21swapper/112:41:171
71370rcu_preempt0-21swapper/112:41:171
71370rcu_preempt0-21swapper/111:29:291
71370rcu_preempt0-21swapper/111:29:291
71370rcu_preempt0-21swapper/111:29:291
71370rcu_preempt0-21swapper/111:09:421
71370rcu_preempt0-21swapper/111:09:421
71370rcu_preempt0-21swapper/111:09:421
71370rcu_preempt0-21swapper/109:11:171
71370rcu_preempt0-21swapper/109:11:171
71370rcu_preempt0-21swapper/109:11:171
46650370irq/116-QManpo13159-213
46650370irq/116-QManpo13159-213
46650370irq/116-QManpo13159-213
71360rcu_preempt29127-21runrttasks10:19:352
71360rcu_preempt29127-21runrttasks10:19:352
71360rcu_preempt29127-21runrttasks10:19:352
71360rcu_preempt29127-21runrttasks10:19:352
71360rcu_preempt14716-1kworker/2:1H08:34:112
71360rcu_preempt14716-1kworker/2:1H08:34:112
71360rcu_preempt0-21swapper/312:13:563
71360rcu_preempt0-21swapper/312:13:563
71360rcu_preempt0-21swapper/312:13:563
71360rcu_preempt0-21swapper/312:06:003
71360rcu_preempt0-21swapper/312:06:003
71360rcu_preempt0-21swapper/312:06:003
71360rcu_preempt0-21swapper/311:12:523
71360rcu_preempt0-21swapper/311:12:523
71360rcu_preempt0-21swapper/311:12:523
71360rcu_preempt0-21swapper/309:59:163
71360rcu_preempt0-21swapper/309:59:163
71360rcu_preempt0-21swapper/309:59:163
71360rcu_preempt0-21swapper/309:31:383
71360rcu_preempt0-21swapper/309:31:383
71360rcu_preempt0-21swapper/309:31:383
71360rcu_preempt0-21swapper/309:21:083
71360rcu_preempt0-21swapper/309:21:083
71360rcu_preempt0-21swapper/309:21:083
71360rcu_preempt0-21swapper/309:15:073
71360rcu_preempt0-21swapper/309:15:073
71360rcu_preempt0-21swapper/309:15:073
71360rcu_preempt0-21swapper/308:02:433
71360rcu_preempt0-21swapper/308:02:433
71360rcu_preempt0-21swapper/211:48:592
71360rcu_preempt0-21swapper/211:48:592
71360rcu_preempt0-21swapper/211:48:592
71360rcu_preempt0-21swapper/209:16:112
71360rcu_preempt0-21swapper/209:16:112
71360rcu_preempt0-21swapper/209:16:112
71360rcu_preempt0-21swapper/208:06:002
71360rcu_preempt0-21swapper/208:06:002
71360rcu_preempt0-21swapper/208:06:002
71360rcu_preempt0-21swapper/111:57:411
71360rcu_preempt0-21swapper/111:57:411
71360rcu_preempt0-21swapper/111:57:411
71360rcu_preempt0-21swapper/111:27:141
71360rcu_preempt0-21swapper/111:27:141
71360rcu_preempt0-21swapper/111:27:141
71360rcu_preempt0-21swapper/111:27:141
71360rcu_preempt0-21swapper/108:03:541
71360rcu_preempt0-21swapper/108:03:541
71360rcu_preempt0-21swapper/108:03:541
71360rcu_preempt0-21swapper/107:46:081
71360rcu_preempt0-21swapper/107:46:081
71360rcu_preempt0-21swapper/107:46:081
46650360irq/116-QManpo29291-2110:48:553
46650360irq/116-QManpo29291-2110:48:553
71350rcu_preempt9068-21sendmail-msp08:06:043
71350rcu_preempt9068-21sendmail-msp08:06:043
71350rcu_preempt9068-21sendmail-msp08:06:043
71350rcu_preempt26497-21ls07:14:001
71350rcu_preempt26497-21ls07:14:001
71350rcu_preempt24735-21sh12:19:001
71350rcu_preempt24735-21sh12:19:001
71350rcu_preempt20683-21ssh10:03:421
71350rcu_preempt20683-21ssh10:03:421
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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