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2026-09-17 - 23:08
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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
Characteristics of the 376 highest latencies:
System rack5slot1.osadl.org (updated Thu Sep 17, 2026 12:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
77402960,0sleep20-21swapper/210:22:102
141452940,0sleep10-21swapper/109:49:331
141452940,0sleep10-21swapper/109:49:321
3234539830,0EcMasterDemoSyn3235529tAtEmLog_007:41:545
2832239830,0EcMasterDemoSyn2833229tAtEmLog_010:34:205
1540339830,0EcMasterDemoSyn1541529tAtEmLog_011:40:155
2894839820,0EcMasterDemoSyn2895829tAtEmLog_012:05:355
2007939820,0EcMasterDemoSyn2008929tAtEmLog_012:00:325
1939439820,0EcMasterDemoSyn1940429tAtEmLog_010:29:145
483839810,0EcMasterDemoSyn484829tAtEmLog_010:39:245
2977639810,0EcMasterDemoSyn2978629tAtEmLog_007:36:505
2866839810,0EcMasterDemoSyn2867829tAtEmLog_008:42:455
2628839810,0EcMasterDemoSyn2629829tAtEmLog_008:37:415
2393439810,0EcMasterDemoSyn2394429tAtEmLog_008:32:385
2317739810,0EcMasterDemoSyn2318729tAtEmLog_012:20:485
2156839810,0EcMasterDemoSyn2157829tAtEmLog_008:27:325
1682839810,0EcMasterDemoSyn1683829tAtEmLog_008:17:255
1676939810,0EcMasterDemoSyn1677929tAtEmLog_011:04:455
1089039810,0EcMasterDemoSyn1090029tAtEmLog_011:55:285
1089039810,0EcMasterDemoSyn1090029tAtEmLog_011:55:285
812139240,1EcMasterDemoSyn8127-21ps09:08:074
15664992017,2cyclictest22686-21kworker/4:1+events07:21:374
1565699198,2cyclictest0-21swapper/211:44:592
1565699197,6cyclictest1190-21cut10:00:152
1565699195,6cyclictest14766-21cpuspeed12:35:132
3257229180,7tAtEmLog_032729-21chrt09:23:265
15659991814,3cyclictest1-21systemd12:25:013
1565699187,4cyclictest21576-21runintdemo5min08:27:332
1565699181,9cyclictest31014-21diskmemload12:07:072
1565699180,10cyclictest9969-21ssh12:14:002
1565699180,10cyclictest16888-21ssh10:27:262
1565699180,10cyclictest16793-21ssh11:04:442
1565699180,10cyclictest11464-21ssh12:33:062
1564799180,14cyclictest13918-21sh10:07:180
1564799180,10cyclictest11515-21sh11:20:040
1564799180,10cyclictest11142-21sh10:42:330
1430829180,8tAtEmLog_016496-21chrt12:17:205
1181499182,6tDemoTimingTask14083-21taskset08:11:265
3144029170,15tAtEmLog_07052-21taskset10:59:035
2712999170,10tDemoTimingTask27390-21chrt07:34:565
2497329170,14tAtEmLog_028809-21chrt11:47:425
186392170,0sleep30-21swapper/311:24:063
1565999170,12cyclictest12368-21ssh09:30:133
1565699178,3cyclictest21725-21gltestperf10:30:162
1565699177,4cyclictest4978-21turbostat07:54:592
1565699174,7cyclictest24247-21aten2_r5power_v09:55:122
1565699174,6cyclictest23426-21grep07:25:132
1565699174,5cyclictest22373-21cpuspeed_turbos08:30:112
1565699173,8cyclictest31625-21cat09:40:242
1565699173,6cyclictest9473-21tune2fs09:10:152
1565699173,6cyclictest7555-21processes10:40:192
1565699173,6cyclictest23899-21cpuspeed11:45:122
1565699170,9cyclictest22575-21sed12:20:242
1565699170,8cyclictest29278-21runrttasks10:15:402
1565699170,8cyclictest11745-21sh10:05:442
1565699170,10cyclictest785-21runrttasks09:33:302
1565699170,10cyclictest6940-21ssh11:16:572
1565699170,10cyclictest5309-21wget07:55:112
1565699170,10cyclictest3073-21sh11:33:362
1565699170,10cyclictest30519-21ssh10:35:172
1565699170,10cyclictest23230-21sh10:12:422
1565699170,10cyclictest2261-21diskmemload09:24:492
1565699170,10cyclictest22426-21sh11:25:252
1565699170,10cyclictest19809-21grep12:00:232
15651991713,3cyclictest14405-21turbostat08:15:001
1564799170,9cyclictest31403-21sh12:07:240
1564799170,14cyclictest32223-21sh09:40:360
1529799170,13tDemoTimingTask15584-21chrt07:09:565
850499160,9tDemoTimingTask8528-21chrt12:30:585
1565999165,8cyclictest754-21postgres10:10:293
1565999164,8cyclictest16634-21if_enp6s007:10:153
1565999160,10cyclictest249850latency_hist09:25:003
1565699166,3cyclictest767-21grep07:45:132
1565699164,6cyclictest4818-21missed_timers09:00:182
1565699164,6cyclictest27406-21sed11:10:182
1565699164,6cyclictest24914-21cut08:35:152
1565699164,3cyclictest0-21swapper/210:56:162
1565699163,6cyclictest6373-21aten2_r5power_v09:05:122
1565699163,6cyclictest3434-21sendmail-mta08:58:492
1565699163,6cyclictest32629-21awk08:50:212
1565699163,6cyclictest32629-21awk08:50:202
1565699163,6cyclictest29461-21grep08:45:122
1565699163,6cyclictest17834-21tune2fs08:20:152
1565699163,6cyclictest15763-21fschecks_count09:50:142
1565699162,6cyclictest14064-21ssh12:15:342
1565699161,8cyclictest9016-21cpu11:55:112
1565699161,8cyclictest9016-21cpu11:55:102
1565699161,7cyclictest8808-21rm09:45:412
1565699161,7cyclictest8808-21rm09:45:402
1565699161,7cyclictest32534-21aten2_r5power_c11:50:132
1565699160,9cyclictest785-21runrttasks07:43:052
1565699160,9cyclictest4901-21grep09:25:242
1565699160,9cyclictest23752-21diskmemload10:50:062
1565699160,9cyclictest18063-21cstates09:15:132
1565699160,9cyclictest12025-21chrt08:09:462
1565699160,8cyclictest17580-21seq07:10:332
1565699160,8cyclictest12907-21perl08:10:152
1565699160,8cyclictest10771-21sh11:37:462
1565699160,7cyclictest28803-21chrt08:44:052
1565699160,7cyclictest231-21md0_raid107:15:432
1565699160,7cyclictest21959-21rm11:07:072
1565699160,7cyclictest15347-21cpuspeed_turbos10:45:132
1565699160,10cyclictest30166-31updatedb.mlocat07:39:412
1565699160,10cyclictest27014-21chrt07:30:282
1565699160,10cyclictest23179-21ssh09:35:282
1565699160,10cyclictest16918-21chrt08:18:062
1565699160,10cyclictest11766-21sh11:20:122
1565199161,9cyclictest32311-21sh09:23:091
1565199161,11cyclictest16-1pr/legacy09:13:101
1564799165,6cyclictest4532-21sed07:50:220
1564799164,9cyclictest20803-21sh10:10:550
1564799160,9cyclictest715-21snmpd12:27:150
1564799160,8cyclictest7914-21sh11:17:410
1564799160,7cyclictest21860-21cat08:30:000
1564799160,7cyclictest11008-21sh12:14:440
1564799160,14cyclictest17497-21find12:00:010
1564799160,10cyclictest14329-21sh11:57:580
1564799160,10cyclictest14329-21sh11:57:580
1294699160,9tDemoTimingTask15089-21taskset09:50:015
1181499160,6tDemoTimingTask11933-21chrt08:08:315
396899150,9tDemoTimingTask29477-21sleep09:44:555
3103599150,9tDemoTimingTask31039-21taskset08:47:515
2241229150,6tAtEmLog_022621-21taskset07:24:055
1566499158,6cyclictest15641-21cyclictest10:57:444
1566499157,6cyclictest640-21grep08:50:264
1566499157,6cyclictest640-21grep08:50:254
1566499154,6cyclictest11841-21wc10:25:004
15664991511,3cyclictest22780-21cron12:40:004
1565999155,8cyclictest10056-21/usr/sbin/munin11:55:173
1565999155,8cyclictest10056-21/usr/sbin/munin11:55:163
1565999154,8cyclictest6194-21cat09:45:013
1565999151,10cyclictest24102-21/usr/sbin/munin09:55:123
1565999151,10cyclictest23118-21sh09:54:413
1565699150,9cyclictest8218-21fschecks_time08:00:132
1565699150,7cyclictest29333-21ssh12:25:082
1565699150,7cyclictest21872-21mailstats07:20:212
1565199157,6cyclictest29779-21grep12:25:131
1565199152,9cyclictest24912-21sh11:27:141
1565199151,10cyclictest9096-21ssh10:41:041
15651991510,4cyclictest26854-21cpuspeed_turbos11:10:131
1564799156,7cyclictest645-21dbus-daemon09:50:010
1564799156,7cyclictest645-21dbus-daemon09:50:000
1564799156,7cyclictest15049-21sh09:13:300
1564799156,7cyclictest10730-21chrt12:32:360
1564799153,8cyclictest334-21systemd-journal10:18:060
15647991512,2cyclictest645-21dbus-daemon08:20:000
1564799151,12cyclictest5297-21unixbench_singl10:20:240
1564799150,9cyclictest5786-21diskmemload09:25:580
1564799150,9cyclictest15779-21ssh10:26:370
1564799150,8cyclictest5997-21sh11:53:160
1564799150,11cyclictest32469-21rm11:13:230
1564799150,11cyclictest17495-21sh11:05:030
1566499145,7cyclictest4228-21/usr/sbin/munin11:15:194
1566499144,7cyclictest715-21snmpd07:48:194
1566499143,8cyclictest715-21snmpd12:32:194
1566499143,6cyclictest12327-21cpu10:25:114
1566499141,9cyclictest26511-21ssh11:46:004
1566499141,9cyclictest23827-21ssh10:50:094
1566499140,7cyclictest17073-21ssh09:32:434
1566499140,10cyclictest8899-21python308:00:194
1566499140,10cyclictest785-21runrttasks10:48:404
1566499140,10cyclictest715-21snmpd09:18:374
1566499140,10cyclictest32594-21rm09:40:534
1566499140,10cyclictest32321-21sh11:31:164
1566499140,10cyclictest31874-21sh11:12:584
1566499140,10cyclictest30619-21grep10:35:174
1566499140,10cyclictest2950-21basename07:50:114
1566499140,10cyclictest2695-21sort09:25:004
1566499140,10cyclictest26469-21cat12:05:014
1566499140,10cyclictest23168-21diskmemload10:12:384
1566499140,10cyclictest22789-21sh09:54:274
1566499140,10cyclictest1921-21fschecks_count08:55:134
1566499140,10cyclictest18662-21rm12:18:564
1566499140,10cyclictest12553-21ssh11:56:394
1566499140,10cyclictest12553-21ssh11:56:384
1565999145,7cyclictest20621-21/usr/sbin/munin08:25:193
1565999144,6cyclictest1769-21sensors07:45:203
1565999141,9cyclictest9148-21sh10:05:023
1565999141,9cyclictest5439-21cpu07:55:123
1565999141,7cyclictest3978-21kworker/u24:3+xprtiod12:33:553
15659991410,3cyclictest698-21gdbus10:42:083
15659991410,3cyclictest32592-21aten2_r5power_c10:55:123
1565999140,8cyclictest755-21postgres08:47:263
1565999140,11cyclictest20941-21ssh10:48:183
1565999140,10cyclictest9353-21sh09:46:033
1565999140,10cyclictest9353-21sh09:46:033
1565999140,10cyclictest9341-21runrttasks09:28:303
1565999140,10cyclictest7568-21switchtime09:05:243
1565999140,10cyclictest673-21sh12:26:413
1565999140,10cyclictest6659-21runrttasks11:16:443
1565999140,10cyclictest6157-21sh10:21:003
1565999140,10cyclictest3347-21fschecks_time07:50:123
1565999140,10cyclictest3328-21ssh11:51:213
1565999140,10cyclictest31001-21cat11:30:233
1565999140,10cyclictest29910-21/usr/sbin/munin10:35:223
1565999140,10cyclictest28634-21diskmemload10:52:283
1565999140,10cyclictest26994-21/usr/sbin/munin10:15:143
1565999140,10cyclictest26746-21/usr/sbin/munin12:05:253
1565999140,10cyclictest2622-21sh10:00:343
1565999140,10cyclictest26046-21sh11:45:403
1565999140,10cyclictest25771-21ssh12:04:423
1565999140,10cyclictest25297-21sh10:32:073
1565999140,10cyclictest24640-21sh11:09:053
1565999140,10cyclictest23982-21chrt08:32:453
1565999140,10cyclictest23000-21/usr/sbin/munin07:25:113
1565999140,10cyclictest20465-21ssh09:16:013
1565999140,10cyclictest19045-21ssh12:37:153
1565999140,10cyclictest15602-21latency_hist07:10:003
1565999140,10cyclictest15506-21ssh12:16:363
1565999140,10cyclictest15293-21rm11:03:353
1565999140,10cyclictest14653-21/usr/sbin/munin11:40:133
1565999140,10cyclictest1461-21runrttasks11:14:263
1565999140,10cyclictest12419-21sh09:11:353
1565999140,10cyclictest12077-21rm10:25:063
1565999140,10cyclictest11070-21sh11:38:003
1565699140,6cyclictest15686-21cut07:10:002
1565199142,8cyclictest21289-21unixbench_multi08:25:261
1565199141,9cyclictest8089-21ssh11:35:491
1565199141,9cyclictest22756-21gltestperf08:30:131
1565199141,9cyclictest18863-21ssh11:24:161
1565199141,10cyclictest16-1pr/legacy12:00:301
15651991410,3cyclictest777-21gltestperf11:50:151
15651991410,3cyclictest22696-21sh07:25:001
1565199140,9cyclictest26954-21cpuspeed12:05:131
1565199140,11cyclictest30405-21sh11:30:181
1565199140,11cyclictest23558-21ssh09:35:451
1565199140,10cyclictest8793-21ssh10:22:561
1565199140,10cyclictest8350-21ssh12:12:481
1565199140,10cyclictest785-21runrttasks08:21:321
1565199140,10cyclictest5697-21ssh11:16:021
1565199140,10cyclictest5275-21/usr/sbin/munin07:55:121
1565199140,10cyclictest5108-21ssh09:25:291
1565199140,10cyclictest32516-21runrttasks07:43:451
1565199140,10cyclictest31535-21/usr/sbin/munin08:50:171
1565199140,10cyclictest31535-21/usr/sbin/munin08:50:161
1565199140,10cyclictest30529-21ssh09:58:431
1565199140,10cyclictest30029-21/usr/sbin/munin09:40:201
1565199140,10cyclictest28005-21/usr/sbin/munin07:35:201
1565199140,10cyclictest26987-21rm10:15:111
1565199140,10cyclictest26752-21ssh12:23:261
1565199140,10cyclictest25354-21/usr/sbin/munin07:30:131
1565199140,10cyclictest21941-21ssh09:53:491
1565199140,10cyclictest21923-21runrttasks10:11:451
1565199140,10cyclictest21778-21sh11:06:591
1565199140,10cyclictest19294-21sh09:15:231
1565199140,10cyclictest11865-21runrttasks08:07:351
1565199140,10cyclictest10142-21ntpq11:00:171
1564799145,7cyclictest8973-21aten2_r5power_c11:00:100
1564799145,7cyclictest25468-21/usr/sbin/munin09:55:200
1564799145,7cyclictest25040-21grep08:35:160
1564799145,7cyclictest21024-21ssh09:35:060
1564799145,7cyclictest2028-21grep10:55:240
1564799143,8cyclictest5447-21unixbench_multi09:00:240
1564799142,8cyclictest434-21latency_hist07:45:000
1564799141,3cyclictest30589-21gltestperf10:35:180
1564799140,9cyclictest785-21runrttasks07:48:170
1564799140,9cyclictest24009-21taskset08:33:060
1564799140,7cyclictest28047-21cat08:40:210
1564799140,7cyclictest15498-21df_inode10:45:140
1564799140,7cyclictest14715-21grep12:35:130
1564799140,12cyclictest28551-21ssh12:24:460
1564799140,12cyclictest26418-21ssh09:20:030
1564799140,12cyclictest26348-21chrt10:32:520
1564799140,12cyclictest21572-21chrt09:16:490
1564799140,10cyclictest30426-21ssh10:53:520
1564799140,10cyclictest23739-21diskmemload11:26:230
1564799140,10cyclictest23611-21ssh11:45:070
1564799140,10cyclictest18725-21cat08:20:250
1564799140,10cyclictest1574-21sh11:32:300
1564799140,10cyclictest15257-21ssh09:50:080
1564799140,10cyclictest14395-21sh09:30:450
1564799140,10cyclictest12215-21cpuspeed_turbos12:15:140
1564799140,10cyclictest11949-21sh11:38:390
2741829130,11tAtEmLog_028461-21taskset09:39:175
1566499135,6cyclictest28474-21sort07:35:154
1566499135,6cyclictest25210-21irqstats08:35:174
1566499135,6cyclictest20929-21grep12:20:124
1566499135,6cyclictest16473-21timerwakeupswit08:15:254
1566499131,9cyclictest4547-21/usr/sbin/munin12:10:214
1566499130,9cyclictest8893-21chrt11:00:094
1566499130,9cyclictest8500-21sh11:36:064
1566499130,9cyclictest8302-21cron09:10:004
1566499130,9cyclictest4887-21needreboot09:00:174
1566499130,9cyclictest32490-21taskset11:50:124
1566499130,9cyclictest30564-21/usr/sbin/munin07:40:154
1566499130,9cyclictest2727-21sh10:00:384
1566499130,9cyclictest26994-21/usr/sbin/munin10:15:144
1566499130,9cyclictest26831-21/usr/sbin/munin08:40:164
1566499130,9cyclictest26746-21/usr/sbin/munin12:05:244
1566499130,9cyclictest25520-21grep07:30:124
1566499130,9cyclictest23928-21ssh09:55:024
1566499130,9cyclictest21124-21/usr/sbin/munin09:35:134
1566499130,9cyclictest20848-21sh10:30:034
1566499130,9cyclictest20484-21sh11:25:114
1566499130,9cyclictest18532-21if_enp6s011:05:164
1566499130,9cyclictest14653-21/usr/sbin/munin11:40:204
1566499130,9cyclictest12798-21fschecks_count08:10:154
1566499130,9cyclictest10568-21tune2fs08:05:134
1566499130,10cyclictest9202-21ssh10:41:084
1566499130,10cyclictest785-21runrttasks12:25:134
1566499130,10cyclictest6424-21ssh09:45:084
1566499130,10cyclictest6424-21ssh09:45:074
1566499130,10cyclictest6239-21sh09:26:174
1566499130,10cyclictest20359-21head08:25:154
1566499130,10cyclictest17663-21sed07:16:324
1566499130,10cyclictest16584-21hddtemp_smartct07:10:154
1566499130,10cyclictest14103-21ssh11:20:474
1566499130,10cyclictest13862-21ssh10:07:174
1565999130,9cyclictest785-21runrttasks08:40:353
1565999130,9cyclictest785-21runrttasks08:36:363
1565999130,9cyclictest785-21runrttasks07:21:243
1565999130,9cyclictest5318-21ssh12:10:373
1565999130,9cyclictest3848-21taskset09:00:093
1565999130,9cyclictest31574-21aten2_r5power_e08:50:133
1565999130,9cyclictest31574-21aten2_r5power_e08:50:123
1565999130,9cyclictest28005-21/usr/sbin/munin07:35:253
1565999130,9cyclictest27610-21latency_hist07:35:003
1565999130,9cyclictest21122-21sh09:35:103
1565999130,9cyclictest18265-21/usr/sbin/munin07:15:123
1565999130,9cyclictest15892-21missed_timers08:15:183
1565999130,9cyclictest13232-21wc08:10:183
1565999130,10cyclictest9315-21runrttasks08:00:343
1565999130,10cyclictest2533-21/usr/sbin/munin08:55:183
1565999130,10cyclictest23156-21sh11:25:573
1565999130,10cyclictest19195-21chrt08:22:253
1565999130,10cyclictest10721-21if_enp6s008:05:153
1565199134,8cyclictest11927-21/usr/sbin/munin12:15:111
1565199131,7cyclictest4976-21latency_hist07:54:591
1565199130,9cyclictest9375-21/usr/sbin/munin10:05:141
1565199130,9cyclictest8840-21/usr/sbin/munin11:55:121
1565199130,9cyclictest8840-21/usr/sbin/munin11:55:121
1565199130,9cyclictest384-21runrttasks10:00:101
1565199130,9cyclictest3279-21taskset08:57:231
1565199130,9cyclictest29910-21/usr/sbin/munin10:35:201
1565199130,9cyclictest26831-21/usr/sbin/munin08:40:131
1565199130,9cyclictest26383-21taskset08:38:271
1565199130,9cyclictest23691-21/usr/sbin/munin11:45:131
1565199130,9cyclictest23000-21/usr/sbin/munin07:25:191
1565199130,9cyclictest18253-21taskset07:15:011
1565199130,9cyclictest17604-21ssh11:41:061
1565199130,9cyclictest15915-21taskset07:10:101
1565199130,9cyclictest15004-21/usr/sbin/munin08:15:231
1565199130,9cyclictest14367-21sh12:35:031
1565199130,9cyclictest12693-21ssh10:25:141
1565199130,9cyclictest12380-21sh09:30:121
1565199130,8cyclictest8067-21/usr/sbin/munin08:00:121
1565199130,10cyclictest8940-21ssh12:31:161
1565199130,10cyclictest785-21runrttasks09:05:161
1565199130,10cyclictest459-21/usr/sbin/munin07:45:121
1565199130,10cyclictest3851-21/usr/sbin/munin09:00:241
1565199130,10cyclictest32500-21ssh10:55:091
1565199130,10cyclictest23663-21ssh10:50:021
1565199130,10cyclictest20882-21ssh10:30:041
1565199130,10cyclictest17399-21rm10:45:421
1564799135,6cyclictest785-21runrttasks07:35:130
1564799131,8cyclictest31909-21forks08:50:150
1564799131,8cyclictest31909-21forks08:50:140
1564799130,9cyclictest785-21runrttasks08:05:050
1564799130,9cyclictest785-21runrttasks08:03:480
1564799130,9cyclictest748-21postgres07:21:230
1564799130,9cyclictest355-21ssh10:00:080
1564799130,9cyclictest3177-21taskset08:55:590
1564799130,9cyclictest29596-21tune2fs08:45:130
1564799130,9cyclictest13412-21grep08:10:200
1564799130,7cyclictest14723-21chrt11:40:120
1564799130,7cyclictest103-1kworker/0:1H+kblockd07:18:410
1564799130,11cyclictest23877-21/usr/sbin/munin07:25:160
1564799130,10cyclictest7166-21cat09:05:180
1564799130,10cyclictest16204-21cpuspeed_turbos07:10:120
1376599130,10tDemoTimingTask14835-21chrt10:45:015
472399120,10tDemoTimingTask4825-21chrt07:53:065
334399120,9tDemoTimingTask5580-21chrt09:00:405
3200899120,10tDemoTimingTask32681-21taskset12:26:215
2240239124,7EcMasterDemoSyn0-21swapper/507:25:175
1735629120,2tAtEmLog_021121-21chrt12:38:485
1566499124,6cyclictest715-21snmpd08:31:404
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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