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2025-11-25 - 13:56
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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 Tue Nov 25, 2025 12:53:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71700rcu_preempt0-21swapper/012:58:380
71700rcu_preempt0-21swapper/012:58:380
71700rcu_preempt0-21swapper/012:58:380
71530rcu_preempt0-21swapper/011:46:430
71530rcu_preempt0-21swapper/011:46:430
71510rcu_preempt0-21swapper/112:33:231
71510rcu_preempt0-21swapper/112:33:231
71460rcu_preempt29730-21head12:28:103
71460rcu_preempt29730-21head12:28:103
71460rcu_preempt0-21swapper/209:39:532
71460rcu_preempt0-21swapper/209:39:532
46050460irq/122-QManpo1052-2109:24:360
46050460irq/122-QManpo1052-2109:24:360
71420rcu_preempt0-21swapper/011:57:500
71420rcu_preempt0-21swapper/011:57:500
71410rcu_preempt7343-21sh09:37:441
71410rcu_preempt7343-21sh09:37:441
71410rcu_preempt7343-21sh09:37:441
71410rcu_preempt24231-21ssh10:11:521
71410rcu_preempt24231-21ssh10:11:521
71410rcu_preempt24231-21ssh10:11:521
71410rcu_preempt0-21swapper/211:29:362
71410rcu_preempt0-21swapper/211:29:362
71400rcu_preempt31452-21apt-get09:07:522
71400rcu_preempt31452-21apt-get09:07:522
71400rcu_preempt31452-21apt-get09:07:522
46050400irq/122-QManpo0-210
46050400irq/122-QManpo0-210
46050400irq/122-QManpo0-210
71390rcu_preempt0-21swapper/011:03:070
71390rcu_preempt0-21swapper/011:03:070
46050390irq/122-QManpo26415-2109:24:360
46050390irq/122-QManpo26415-2109:24:360
46050390irq/122-QManpo25745-2109:24:360
46050390irq/122-QManpo25745-2109:24:360
46050390irq/122-QManpo25745-2109:24:360
1599390migration/030943-21runrttasks12:31:540
1599390migration/030943-21runrttasks12:31:540
71380rcu_preempt8626-21runrttasks10:37:511
71380rcu_preempt8626-21runrttasks10:37:511
71380rcu_preempt0-21swapper/110:42:511
71380rcu_preempt0-21swapper/110:42:511
71380rcu_preempt0-21swapper/110:42:511
71380rcu_preempt0-21swapper/109:51:101
71380rcu_preempt0-21swapper/109:51:101
71380rcu_preempt0-21swapper/109:51:101
71380rcu_preempt0-21swapper/109:18:021
71380rcu_preempt0-21swapper/109:18:021
46050380irq/122-QManpo4968-2109:24:360
46050380irq/122-QManpo4968-2109:24:360
46050380irq/122-QManpo402-2109:24:360
46050380irq/122-QManpo402-2109:24:360
46050380irq/122-QManpo2936-210
46050380irq/122-QManpo2936-210
46050380irq/122-QManpo2936-210
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
132332380sleep046050irq/122-QMan09:24:360
132332380sleep046050irq/122-QMan09:24:360
71370rcu_preempt0-21swapper/210:45:322
71370rcu_preempt0-21swapper/210:45:322
71370rcu_preempt0-21swapper/210:45:322
71370rcu_preempt0-21swapper/210:38:102
71370rcu_preempt0-21swapper/210:38:102
71370rcu_preempt0-21swapper/209:32:522
71370rcu_preempt0-21swapper/209:32:522
71370rcu_preempt0-21swapper/209:32:522
71370rcu_preempt0-21swapper/112:29:141
71370rcu_preempt0-21swapper/112:29:141
71370rcu_preempt0-21swapper/109:05:041
71370rcu_preempt0-21swapper/109:05:041
71370rcu_preempt0-21swapper/109:05:041
46050370irq/122-QManpo7063-2109:24:360
46050370irq/122-QManpo7063-2109:24:360
46050370irq/122-QManpo17616-210
46050370irq/122-QManpo17616-210
46050370irq/122-QManpo15074-210
46050370irq/122-QManpo15074-210
46050370irq/122-QManpo0-210
46050370irq/122-QManpo0-210
7390993615cyclictest16164-21/usr/sbin/munin08:12:471
7390993615cyclictest16164-21/usr/sbin/munin08:12:471
71360rcu_preempt7186-21aten_r4power_vo12:47:551
71360rcu_preempt7186-21aten_r4power_vo12:47:551
71360rcu_preempt29172-21sh11:24:071
71360rcu_preempt29172-21sh11:24:071
71360rcu_preempt25783-21ssh12:21:522
71360rcu_preempt25783-21ssh12:21:522
71360rcu_preempt25783-21ssh12:21:522
71360rcu_preempt19380-21ssh11:05:241
71360rcu_preempt19380-21ssh11:05:241
71360rcu_preempt0-21swapper/211:37:442
71360rcu_preempt0-21swapper/210:14:442
71360rcu_preempt0-21swapper/210:14:442
71360rcu_preempt0-21swapper/112:54:521
71360rcu_preempt0-21swapper/112:54:521
71360rcu_preempt0-21swapper/112:54:521
71360rcu_preempt0-21swapper/112:24:021
71360rcu_preempt0-21swapper/112:24:021
71360rcu_preempt0-21swapper/111:57:391
71360rcu_preempt0-21swapper/111:57:391
46050360irq/122-QManpo4484-2109:24:360
46050360irq/122-QManpo4484-2109:24:360
46050360irq/122-QManpo23281-2109:24:360
46050360irq/122-QManpo23281-2109:24:360
46050360irq/122-QManpo23281-2109:24:360
46050360irq/122-QManpo16534-210
46050360irq/122-QManpo16534-210
46050360irq/122-QManpo16534-210
46050360irq/122-QManpo15151-2109:24:360
46050360irq/122-QManpo15151-2109:24:360
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
100550360irq/38-i2c-mpc0-21swapper/011:28:270
100550360irq/38-i2c-mpc0-21swapper/011:28:270
739099354cyclictest0-21swapper/108:02:561
739099354cyclictest0-21swapper/108:02:561
7390993510cyclictest0-21swapper/112:38:281
7390993510cyclictest0-21swapper/112:38:281
71350rcu_preempt5510-21ssh12:43:461
71350rcu_preempt5510-21ssh12:43:461
71350rcu_preempt18623-21cut12:07:511
71350rcu_preempt18623-21cut12:07:511
71350rcu_preempt18455-21taskset08:18:312
71350rcu_preempt18455-21taskset08:18:312
71350rcu_preempt12107-21sh10:51:451
71350rcu_preempt12107-21sh10:51:451
71350rcu_preempt0-21swapper/213:12:402
71350rcu_preempt0-21swapper/213:12:402
71350rcu_preempt0-21swapper/212:49:042
71350rcu_preempt0-21swapper/212:49:042
71350rcu_preempt0-21swapper/212:27:382
71350rcu_preempt0-21swapper/212:27:382
71350rcu_preempt0-21swapper/211:11:332
71350rcu_preempt0-21swapper/211:11:332
71350rcu_preempt0-21swapper/210:11:102
71350rcu_preempt0-21swapper/210:11:102
71350rcu_preempt0-21swapper/210:11:102
71350rcu_preempt0-21swapper/209:54:162
71350rcu_preempt0-21swapper/209:54:162
71350rcu_preempt0-21swapper/209:50:342
71350rcu_preempt0-21swapper/209:50:342
71350rcu_preempt0-21swapper/209:50:342
71350rcu_preempt0-21swapper/113:12:321
71350rcu_preempt0-21swapper/113:12:321
71350rcu_preempt0-21swapper/110:58:081
71350rcu_preempt0-21swapper/110:58:081
71350rcu_preempt0-21swapper/110:58:081
71350rcu_preempt0-21swapper/108:41:051
71350rcu_preempt0-21swapper/108:41:051
46050350irq/122-QManpo28417-2109:24:360
46050350irq/122-QManpo28417-2109:24:360
46050350irq/122-QManpo26596-10
46050350irq/122-QManpo26596-10
46050350irq/122-QManpo20259-2109:24:360
46050350irq/122-QManpo20259-2109:24:360
46050350irq/122-QManpo20259-2109:24:360
46050350irq/122-QManpo1853-210
46050350irq/122-QManpo1853-210
46050350irq/122-QManpo12100-2109:24:360
46050350irq/122-QManpo12100-2109:24:360
46050350irq/122-QManpo12100-2109:24:360
46050350irq/122-QManpo10491-2109:24:360
46050350irq/122-QManpo10491-2109:24:360
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
46050350irq/122-QManpo0-210
215812350sleep03259-1kworker/0:1H11:09:150
215812350sleep03259-1kworker/0:1H11:09:150
118302350chrt4462-1kworker/0:0H09:47:030
118302350chrt4462-1kworker/0:0H09:47:030
71340rcu_preempt20863-21ssh10:03:491
71340rcu_preempt20863-21ssh10:03:491
71340rcu_preempt20863-21ssh10:03:491
71340rcu_preempt19704-1kworker/3:2H12:23:093
71340rcu_preempt19704-1kworker/3:2H12:23:093
71340rcu_preempt0-21swapper/213:04:192
71340rcu_preempt0-21swapper/213:04:192
71340rcu_preempt0-21swapper/212:58:012
71340rcu_preempt0-21swapper/212:58:012
71340rcu_preempt0-21swapper/212:58:012
71340rcu_preempt0-21swapper/210:58:162
71340rcu_preempt0-21swapper/210:58:162
71340rcu_preempt0-21swapper/210:58:162
71340rcu_preempt0-21swapper/208:26:202
71340rcu_preempt0-21swapper/208:26:202
71340rcu_preempt0-21swapper/208:26:202
71340rcu_preempt0-21swapper/208:02:402
71340rcu_preempt0-21swapper/208:02:402
71340rcu_preempt0-21swapper/208:02:402
71340rcu_preempt0-21swapper/111:34:351
71340rcu_preempt0-21swapper/111:34:351
71340rcu_preempt0-21swapper/110:57:431
71340rcu_preempt0-21swapper/110:57:431
71340rcu_preempt0-21swapper/110:22:511
71340rcu_preempt0-21swapper/110:22:511
71340rcu_preempt0-21swapper/110:22:511
71340rcu_preempt0-21swapper/109:57:391
71340rcu_preempt0-21swapper/109:57:391
71340rcu_preempt0-21swapper/108:55:311
71340rcu_preempt0-21swapper/108:55:311
46050340irq/122-QManpo23571-210
46050340irq/122-QManpo23571-210
46050340irq/122-QManpo17228-2109:24:360
46050340irq/122-QManpo17228-2109:24:360
46050340irq/122-QManpo17228-2109:24:360
46050340irq/122-QManpo12757-2109:24:360
46050340irq/122-QManpo12757-2109:24:360
46050340irq/122-QManpo12757-2109:24:360
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
46050340irq/122-QManpo0-210
739099339cyclictest0-21swapper/109:22:561
739099339cyclictest0-21swapper/109:22:561
71330rcu_preempt24006-1kworker/1:0H08:43:441
71330rcu_preempt24006-1kworker/1:0H08:43:441
71330rcu_preempt0-21swapper/212:08:202
71330rcu_preempt0-21swapper/212:08:202
71330rcu_preempt0-21swapper/212:01:032
71330rcu_preempt0-21swapper/212:01:032
71330rcu_preempt0-21swapper/211:45:252
71330rcu_preempt0-21swapper/211:45:252
71330rcu_preempt0-21swapper/211:33:382
71330rcu_preempt0-21swapper/211:25:432
71330rcu_preempt0-21swapper/211:25:432
71330rcu_preempt0-21swapper/210:50:382
71330rcu_preempt0-21swapper/210:50:382
71330rcu_preempt0-21swapper/210:22:312
71330rcu_preempt0-21swapper/210:22:312
71330rcu_preempt0-21swapper/209:46:102
71330rcu_preempt0-21swapper/209:46:102
71330rcu_preempt0-21swapper/113:04:091
71330rcu_preempt0-21swapper/113:04:091
71330rcu_preempt0-21swapper/112:58:341
71330rcu_preempt0-21swapper/112:58:341
71330rcu_preempt0-21swapper/112:58:341
71330rcu_preempt0-21swapper/112:18:271
71330rcu_preempt0-21swapper/112:18:271
71330rcu_preempt0-21swapper/112:18:271
71330rcu_preempt0-21swapper/111:40:591
71330rcu_preempt0-21swapper/111:40:591
71330rcu_preempt0-21swapper/111:40:591
71330rcu_preempt0-21swapper/111:30:531
71330rcu_preempt0-21swapper/111:30:531
71330rcu_preempt0-21swapper/111:20:421
71330rcu_preempt0-21swapper/111:20:421
71330rcu_preempt0-21swapper/111:20:421
71330rcu_preempt0-21swapper/111:09:111
71330rcu_preempt0-21swapper/111:09:111
71330rcu_preempt0-21swapper/110:36:091
71330rcu_preempt0-21swapper/110:36:091
71330rcu_preempt0-21swapper/110:36:091
71330rcu_preempt0-21swapper/110:21:531
71330rcu_preempt0-21swapper/110:21:531
71330rcu_preempt0-21swapper/110:13:201
71330rcu_preempt0-21swapper/110:13:201
71330rcu_preempt0-21swapper/109:40:181
71330rcu_preempt0-21swapper/109:40:181
71330rcu_preempt0-21swapper/109:09:141
71330rcu_preempt0-21swapper/109:09:141
71330rcu_preempt0-21swapper/109:09:141
71330rcu_preempt0-21swapper/108:49:171
71330rcu_preempt0-21swapper/108:49:171
46050330irq/122-QManpo31932-2109:24:360
46050330irq/122-QManpo31932-2109:24:360
46050330irq/122-QManpo31932-2109:24:360
46050330irq/122-QManpo16577-2109:24:360
46050330irq/122-QManpo16577-2109:24:360
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
46050330irq/122-QManpo0-210
251692330sleep022326-1kworker/0:2H12:19:580
251692330sleep022326-1kworker/0:2H12:19:580
251692330sleep022326-1kworker/0:2H12:19:580
1599330migration/014545-21taskset08:06:490
1599330migration/014545-21taskset08:06:490
7390993213cyclictest10332-21ntp_states09:43:031
7390993213cyclictest10332-21ntp_states09:43:031
71320rcu_preempt3282-21df_abs11:37:542
71320rcu_preempt3282-21df_abs11:37:542
71320rcu_preempt3282-21df_abs11:37:542
71320rcu_preempt21393-21df12:12:551
71320rcu_preempt21393-21df12:12:551
71320rcu_preempt21393-21df12:12:551
71320rcu_preempt0-21swapper/312:08:033
71320rcu_preempt0-21swapper/312:08:033
71320rcu_preempt0-21swapper/212:33:452
71320rcu_preempt0-21swapper/212:33:452
71320rcu_preempt0-21swapper/212:30:452
71320rcu_preempt0-21swapper/212:30:452
71320rcu_preempt0-21swapper/212:13:202
71320rcu_preempt0-21swapper/212:13:202
71320rcu_preempt0-21swapper/212:13:202
71320rcu_preempt0-21swapper/212:04:032
71320rcu_preempt0-21swapper/212:04:032
71320rcu_preempt0-21swapper/212:04:032
71320rcu_preempt0-21swapper/211:18:492
71320rcu_preempt0-21swapper/211:18:492
71320rcu_preempt0-21swapper/211:18:492
71320rcu_preempt0-21swapper/210:52:552
71320rcu_preempt0-21swapper/210:52:552
71320rcu_preempt0-21swapper/209:58:312
71320rcu_preempt0-21swapper/209:58:312
71320rcu_preempt0-21swapper/112:02:591
71320rcu_preempt0-21swapper/112:02:591
71320rcu_preempt0-21swapper/112:02:591
71320rcu_preempt0-21swapper/111:58:271
71320rcu_preempt0-21swapper/111:58:271
71320rcu_preempt0-21swapper/111:43:501
71320rcu_preempt0-21swapper/111:43:501
71320rcu_preempt0-21swapper/111:12:451
71320rcu_preempt0-21swapper/111:12:451
71320rcu_preempt0-21swapper/111:12:451
71320rcu_preempt0-21swapper/109:58:551
71320rcu_preempt0-21swapper/109:58:551
71320rcu_preempt0-21swapper/108:34:171
71320rcu_preempt0-21swapper/108:34:171
71320rcu_preempt0-21swapper/107:52:541
71320rcu_preempt0-21swapper/107:52:541
46650320irq/116-QManpo10819-2109:24:363
46650320irq/116-QManpo10819-2109:24:363
46050320irq/122-QManpo0-210
46050320irq/122-QManpo0-210
46050320irq/122-QManpo0-210
46050320irq/122-QManpo0-210
46050320irq/122-QManpo0-210
46050320irq/122-QManpo0-210
1599320migration/07753-21sh10:43:010
1599320migration/07753-21sh10:43:010
1599320migration/07753-21sh10:43:010
1599320migration/022912-21runrttasks08:37:130
1599320migration/022912-21runrttasks08:37:130
71310rcu_preempt3568-21sh10:34:202
71310rcu_preempt3568-21sh10:34:202
71310rcu_preempt3568-21sh10:34:202
71310rcu_preempt0-21swapper/312:59:183
71310rcu_preempt0-21swapper/312:59:183
71310rcu_preempt0-21swapper/312:59:183
71310rcu_preempt0-21swapper/312:56:093
71310rcu_preempt0-21swapper/312:56:093
71310rcu_preempt0-21swapper/312:56:093
71310rcu_preempt0-21swapper/312:38:033
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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