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2024-11-23 - 17:17
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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 792 highest latencies:
System rack2slot7.osadl.org (updated Sat Nov 23, 2024 12:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
181408899502,38cyclictest1982646-21ssh11:46:230
181408899443,28cyclictest1926484-21ntpq10:44:390
181408999402,33cyclictest1982618-21ssh11:46:221
1814090993722,13cyclictest351ktimers/211:47:332
1814088993721,2cyclictest1934425-21diskstats10:54:350
181409099361,6cyclictest2027227-21ntpq12:29:422
181408999345,27cyclictest1992437-21apt-get11:55:421
181408999341,6cyclictest1849671-21head08:59:341
181408999333,26cyclictest1902703-21cut10:14:371
181408999324,4cyclictest1837135-21systemd-run08:20:401
181408999323,8cyclictest2026721-21grep12:29:381
1814088993222,1cyclictest0-21swapper/011:44:400
181408899320,25cyclictest0-21swapper/011:37:310
181408999313,5cyclictest2006219-21grep12:09:361
1814088993120,6cyclictest0-21swapper/009:44:410
181408899311,20cyclictest0-21swapper/012:22:520
181409099303,4cyclictest1980551-21ntpq11:44:392
181408999301,10cyclictest1945019-21cron11:05:411
181408899304,22cyclictest111788-21systemd-journal11:55:420
181408999293,8cyclictest1930183-21tune2fs10:49:391
181408999291,4cyclictest1875990-21ssh09:39:381
1814088992921,5cyclictest0-21swapper/012:34:400
181408899290,25cyclictest1970031-21/usr/sbin/munin11:34:360
181408999288,19cyclictest1914632-21fschecks_time10:29:411
181408999284,21cyclictest1910793-21cut10:24:371
181408999281,6cyclictest1980232-21/usr/sbin/munin11:44:371
1814089992814,13cyclictest0-21swapper/111:39:401
181408999281,11cyclictest967-21snmpd09:59:361
181408999280,7cyclictest1906677-21fschecks_count10:19:361
1814088992822,1cyclictest0-21swapper/009:39:330
181408899282,20cyclictest0-21swapper/012:14:410
181408899281,24cyclictest1887377-21/usr/sbin/munin09:54:360
181408899280,21cyclictest0-21swapper/008:34:310
181408999274,5cyclictest1926310-21ssh10:44:371
181408999273,3cyclictest1898893-21fschecks_time10:09:391
181408999273,22cyclictest0-21swapper/112:05:411
181408999272,8cyclictest1887146-21fschecks_time09:54:351
181408999272,4cyclictest1851532-21cut09:04:341
181408999272,3cyclictest1841424-21sed08:34:351
1814089992718,7cyclictest1849265-21unixbench_singl08:54:421
181408999271,6cyclictest2021524-21grep12:24:351
181408999271,5cyclictest1964630-21grep11:29:321
181408999271,3cyclictest2016485-21fschecks_time12:19:361
181408899271,2cyclictest1938560-21/usr/sbin/munin10:59:380
1814088992711,4cyclictest0-21swapper/011:09:420
1814090992621,4cyclictest1907743-21grep10:19:452
181408999262,5cyclictest1934584-21grep10:54:361
181408999261,7cyclictest1895045-21fschecks_time10:04:361
181408999261,10cyclictest1947840-21fschecks_time11:09:371
181408999260,8cyclictest1824288-21head07:44:351
181408899261,4cyclictest1817895-21fschecks_count07:24:330
1814090992514,4cyclictest171rcu_preempt12:24:352
181408999259,15cyclictest1846659-21grep08:49:371
181408999256,2cyclictest0-21swapper/109:44:351
181408999256,16cyclictest1957577-21ssh11:19:431
181408999255,2cyclictest0-21swapper/110:39:341
181408999254,3cyclictest0-21swapper/109:19:351
181408999252,5cyclictest1952295-21sed11:14:361
181408999252,4cyclictest2010999-21/usr/sbin/munin12:14:451
181408999251,11cyclictest1961464-21wc11:25:411
181408999250,7cyclictest1971712-21latency_hist11:35:411
1814088992521,3cyclictest1943446-21grep11:04:350
181408999245,3cyclictest1868364-21grep09:29:481
181408999244,3cyclictest0-21swapper/110:34:381
181408999244,3cyclictest0-21swapper/110:34:381
181408999242,7cyclictest1872169-21diskmemload09:34:391
181408999241,6cyclictest1846104-21base6408:45:421
181408999241,5cyclictest1817379-21tr07:20:411
181408999241,4cyclictest2031711-21/usr/sbin/munin12:34:361
1814089992410,13cyclictest1818964-21unixbench_singl07:24:451
181408899242,14cyclictest0-21swapper/009:19:360
181408899242,12cyclictest1919100-21ps10:34:420
181408899242,12cyclictest1919100-21ps10:34:420
181408899241,12cyclictest0-21swapper/010:21:020
181408999235,2cyclictest0-21swapper/108:24:341
181408999232,3cyclictest1833194-21grep08:09:401
181408999231,6cyclictest1990500-21cpuspeed11:54:351
181408999231,6cyclictest1824100-21latency_hist07:40:411
181408999231,5cyclictest1834780-21tail08:14:401
1814088992320,3cyclictest2006249-21grep12:09:370
181409099223,3cyclictest171rcu_preempt11:09:422
181408999224,3cyclictest1856367-21tail09:14:331
181408999223,5cyclictest1830494-21cron08:00:411
181408999223,4cyclictest1814049-21munin-run07:10:411
181408999223,4cyclictest0-21swapper/107:29:371
181408999221,6cyclictest1844018-21munin-plugin-st08:40:411
1814089992210,11cyclictest0-21swapper/110:59:341
181408999220,7cyclictest1864250-21if_end009:24:351
1814088992218,1cyclictest0-21swapper/009:57:580
181408899221,12cyclictest0-21swapper/009:35:320
181408899220,14cyclictest0-21swapper/009:04:310
181408999216,2cyclictest1814720-21gltestperf07:14:371
181408999212,3cyclictest2036489-21/usr/sbin/munin12:39:441
181408999211,7cyclictest1822224-21grep07:34:441
1814088992113,2cyclictest2037940-21/usr/sbin/munin12:39:440
181408899211,16cyclictest0-21swapper/010:16:520
181408899211,13cyclictest1868768-21head09:29:500
1814088992111,3cyclictest0-21swapper/010:38:550
1814088992110,4cyclictest0-21swapper/011:54:390
112699210,1rtkit-daemon1007-21mta-sts-daemon08:03:251
181409199203,3cyclictest0-21swapper/308:29:413
181409199203,3cyclictest0-21swapper/308:29:413
181409099204,3cyclictest0-21swapper/209:34:392
181409099203,4cyclictest1952642-21ntpq11:14:382
181409099203,3cyclictest171rcu_preempt09:55:412
1814090992015,3cyclictest1870562-21kworker/u8:1+events_unbound10:22:352
181409099200,4cyclictest1956631-21tail11:19:352
181408999202,3cyclictest1839332-21/usr/sbin/munin08:29:371
181408999202,3cyclictest1839332-21/usr/sbin/munin08:29:371
181408999201,4cyclictest1884826-21cat09:50:411
181408999201,4cyclictest1827830-21uniq07:54:341
181408899206,5cyclictest2027277-21ntp_offset12:29:420
181408899201,9cyclictest2016531-21gltestperf12:19:370
181408899201,8cyclictest1965778-21/usr/sbin/munin11:29:400
181409199192,3cyclictest0-21swapper/311:47:323
181409099192,2cyclictest1879864-21ntpq09:44:392
1814090991916,2cyclictest1991673-21unixbench_multi11:54:442
181409099191,5cyclictest1993032-21apt-get11:55:442
181409199183,6cyclictest0-21swapper/311:05:413
181409199183,2cyclictest0-21swapper/310:44:373
181409199183,13cyclictest0-21swapper/312:29:423
181409199182,4cyclictest0-21swapper/311:29:393
181409199181,14cyclictest0-21swapper/307:10:413
181409099184,6cyclictest11050irq/107-eth%d10:54:402
181409099183,3cyclictest2011836-21/usr/sbin/munin12:14:402
181409099183,11cyclictest1975010-21ssh11:39:342
1814090991814,1cyclictest171rcu_preempt07:34:442
1814090991813,3cyclictest0-21swapper/210:59:392
181409099180,7cyclictest36-21ksoftirqd/207:19:362
181409099180,6cyclictest11050irq/107-eth%d11:29:362
181409099180,5cyclictest0-21swapper/212:04:452
181409099180,3cyclictest1875586-21tune2fs09:39:362
181408999185,2cyclictest0-21swapper/107:49:301
181408899189,2cyclictest0-21swapper/010:28:390
1814088991818,0cyclictest0-21swapper/008:29:340
1814088991818,0cyclictest0-21swapper/008:29:340
181408899181,3cyclictest1929829-21ssh10:49:350
181409099175,3cyclictest171rcu_preempt09:30:412
181409099173,9cyclictest2036780-21ssh12:39:342
181409099173,11cyclictest1919295-21/usr/sbin/munin10:34:432
181409099173,11cyclictest1919295-21/usr/sbin/munin10:34:432
181409099172,10cyclictest1945022-21cron11:05:412
181409099171,4cyclictest36-21ksoftirqd/209:24:392
181408999172,4cyclictest1853613-21/usr/sbin/munin09:09:441
181408899173,2cyclictest11050irq/107-eth%d11:19:350
181408899172,13cyclictest1902757-21grep10:14:370
181408899171,4cyclictest0-21swapper/012:04:370
112699170,6rtkit-daemon0-21swapper/211:33:462
181409199163,3cyclictest0-21swapper/309:39:353
181409199161,4cyclictest0-21swapper/311:09:373
181409199161,3cyclictest0-21swapper/307:44:353
181409099168,2cyclictest171rcu_preempt09:49:432
181409099167,8cyclictest122792-21ntpd12:31:152
181409099163,5cyclictest11050irq/107-eth%d10:44:402
181409099163,10cyclictest1898929-21ssh10:09:412
181409099162,5cyclictest171rcu_preempt12:09:422
181409099161,5cyclictest36-21ksoftirqd/210:29:492
1814090991610,5cyclictest2016400-21/usr/sbin/munin12:19:362
181409099160,6cyclictest1827174-21sed07:49:402
181408899169,5cyclictest0-21swapper/010:09:430
1814088991613,2cyclictest1830463-21unixbench_singl07:59:470
1814088991613,2cyclictest0-21swapper/011:11:520
112699160,8rtkit-daemon11050irq/107-eth%d09:11:460
181409199155,6cyclictest0-21swapper/311:44:393
181409199153,3cyclictest0-21swapper/312:24:363
181409199153,3cyclictest0-21swapper/311:19:423
181409199153,2cyclictest0-21swapper/311:39:343
181409199153,2cyclictest0-21swapper/310:19:443
181409199152,3cyclictest0-21swapper/311:54:353
181409199152,3cyclictest0-21swapper/307:49:373
181409199150,4cyclictest0-21swapper/309:19:373
181409099157,7cyclictest36-21ksoftirqd/208:45:422
181409099157,1cyclictest171rcu_preempt10:14:442
181409099155,6cyclictest1922608-21/usr/sbin/munin10:39:362
181409099152,9cyclictest1895018-21/usr/sbin/munin10:04:362
181409099152,3cyclictest171rcu_preempt07:59:442
181409099151,6cyclictest1838998-21sed08:24:422
1814090991512,2cyclictest1851484-21fschecks_count09:04:342
1814090991511,3cyclictest1836981-21unixbench_multi08:19:432
181409099151,10cyclictest36-21ksoftirqd/209:59:362
181409099150,4cyclictest1929798-21/usr/sbin/munin10:49:392
181409099150,11cyclictest1860315-21cut09:19:362
181408899153,11cyclictest1008-21mta-sts-daemon07:39:380
181408899152,11cyclictest1849884-21tune2fs08:59:360
112699150,4rtkit-daemon0-21swapper/010:02:260
181409199142,8cyclictest0-21swapper/309:49:403
181409199142,5cyclictest0-21swapper/310:24:383
181409199142,5cyclictest0-21swapper/309:29:433
181409199142,4cyclictest0-21swapper/312:34:383
181409199142,4cyclictest0-21swapper/312:14:443
181409199142,4cyclictest0-21swapper/309:45:413
181409199142,3cyclictest0-21swapper/312:19:403
181409199142,3cyclictest0-21swapper/310:59:403
181409199142,3cyclictest0-21swapper/310:34:433
181409199142,3cyclictest0-21swapper/310:34:433
181409199142,2cyclictest0-21swapper/310:54:423
181409199141,5cyclictest0-21swapper/311:14:333
181409099146,7cyclictest1841536-21/usr/sbin/munin08:34:352
181409099143,2cyclictest1843963-21sed08:39:432
181409099142,1cyclictest171rcu_preempt07:14:422
181409099142,10cyclictest351ktimers/207:10:412
181409099141,4cyclictest0-21swapper/209:14:392
181409099140,12cyclictest1823884-21sed07:39:432
181408899145,6cyclictest1846078-21latency_hist08:45:420
181408899144,4cyclictest1883257-21/usr/sbin/munin09:49:410
181408899142,10cyclictest1826569-21needreboot07:49:350
181408899141,9cyclictest111788-21systemd-journal11:25:410
181408899141,1cyclictest1843467-21ntpq08:39:390
181408899141,12cyclictest1864045-21grep09:24:350
181408899141,12cyclictest0-21swapper/007:14:410
181408899140,1cyclictest1837086-21apt-get08:20:420
181409199133,3cyclictest0-21swapper/311:34:413
181409199133,3cyclictest0-21swapper/310:00:433
181409199133,3cyclictest0-21swapper/309:24:393
181409199133,2cyclictest0-21swapper/312:09:373
181409199132,4cyclictest0-21swapper/310:29:473
181409199132,4cyclictest0-21swapper/310:09:393
181409199132,4cyclictest0-21swapper/309:59:383
181409199132,3cyclictest0-21swapper/309:34:373
181409199132,2cyclictest0-21swapper/310:39:323
181409199131,5cyclictest0-21swapper/310:14:383
181409199131,5cyclictest0-21swapper/308:44:373
181409199131,4cyclictest0-21swapper/312:04:403
181409199131,4cyclictest0-21swapper/309:54:343
181409199131,4cyclictest0-21swapper/309:14:433
181409199131,3cyclictest0-21swapper/312:39:383
181409199131,3cyclictest0-21swapper/307:24:323
181409199130,4cyclictest0-21swapper/308:54:413
181409099139,3cyclictest4153565-21kworker/u8:2+events_unbound07:44:422
181409099133,6cyclictest1961580-21grep11:25:412
181409099132,8cyclictest1834036-21/usr/sbin/munin08:14:342
181409099131,8cyclictest1819646-21/usr/sbin/munin07:29:382
181408899131,8cyclictest1827818-21fschecks_time07:54:340
181408899131,8cyclictest0-21swapper/008:04:310
181408899131,2cyclictest1837320-21latency_hist08:20:410
1814088991311,1cyclictest0-21swapper/007:19:400
181409199123,4cyclictest0-21swapper/308:45:433
181409199122,2cyclictest0-21swapper/310:45:473
181409199121,5cyclictest0-21swapper/311:55:423
181409199121,2cyclictest0-21swapper/307:59:363
181409099128,3cyclictest1853669-21ntp_kernel_pll_09:09:452
181409099124,1cyclictest171rcu_preempt07:24:352
181409099122,8cyclictest1831045-21fschecks_count08:04:342
181409099122,7cyclictest1832685-21cut08:09:362
181409099122,3cyclictest171rcu_preempt09:00:422
181409099121,2cyclictest171rcu_preempt08:54:382
181408899127,4cyclictest1820037-21ntp_kernel_err07:29:410
181408899127,2cyclictest0-21swapper/008:14:460
181408899122,7cyclictest1846246-21apt-get08:45:430
181408899122,7cyclictest1832983-21/usr/sbin/munin08:09:380
181408899120,8cyclictest607-21dbus-daemon09:10:410
181408899120,8cyclictest1821781-21ntpq07:34:400
181409199113,2cyclictest0-21swapper/308:09:453
181409199112,3cyclictest0-21swapper/308:14:403
181409199112,3cyclictest0-21swapper/307:39:343
181409199112,2cyclictest0-21swapper/309:04:343
181409199111,3cyclictest0-21swapper/308:59:403
181409199111,3cyclictest0-21swapper/308:04:343
181409199111,2cyclictest0-21swapper/309:09:433
181409099114,1cyclictest171rcu_preempt08:50:412
181409099112,2cyclictest171rcu_preempt07:54:342
181409099111,8cyclictest1839503-21aten2.4-expect08:29:352
181409099111,8cyclictest1839503-21aten2.4-expect08:29:352
181408899115,3cyclictest1008-21mta-sts-daemon07:44:400
181408899113,6cyclictest1849248-21grep08:54:420
181408899112,1cyclictest171rcu_preempt07:10:410
181409199102,3cyclictest0-21swapper/308:24:363
181409199102,2cyclictest0-21swapper/311:25:413
181409199102,2cyclictest0-21swapper/307:14:383
181409199101,3cyclictest0-21swapper/308:19:433
181409199101,3cyclictest0-21swapper/307:54:393
181409199100,7cyclictest0-21swapper/307:19:383
18140919993,1cyclictest0-21swapper/307:34:363
18140919991,3cyclictest0-21swapper/307:29:343
18140919971,4cyclictest0-21swapper/308:34:313
18140919960,3cyclictest0-21swapper/308:39:313
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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