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2026-08-04 - 11:29
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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 Tue Aug 04, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2265539910,0EcMasterDemoSyn2266529tAtEmLog_021:09:465
785439890,0EcMasterDemoSyn786429tAtEmLog_021:19:545
725639830,0EcMasterDemoSyn726629tAtEmLog_021:55:245
507439830,0EcMasterDemoSyn508429tAtEmLog_019:23:165
244039830,0EcMasterDemoSyn245029tAtEmLog_023:41:535
2208939830,0EcMasterDemoSyn2209929tAtEmLog_023:16:325
951639820,0EcMasterDemoSyn952629tAtEmLog_022:51:115
755139820,0EcMasterDemoSyn756129tAtEmLog_023:26:395
1477339820,0EcMasterDemoSyn1478329tAtEmLog_022:35:585
846439810,0EcMasterDemoSyn847429tAtEmLog_020:39:195
3264839810,0EcMasterDemoSyn3265829tAtEmLog_022:46:055
264039810,0EcMasterDemoSyn265029tAtEmLog_019:18:125
2428339810,0EcMasterDemoSyn2429329tAtEmLog_020:03:505
241639810,0EcMasterDemoSyn242629tAtEmLog_022:10:375
1084239810,0EcMasterDemoSyn1085229tAtEmLog_020:44:245
133122800,0sleep00-21swapper/023:11:330
3264839700,1EcMasterDemoSyn32655-21grep22:46:054
570739660,0EcMasterDemoSyn0-21swapper/000:02:100
115382300,0sleep2391rcuc/200:05:212
744399180,7tDemoTimingTask9576-21chrt19:30:385
3057499180,15cyclictest31391-21ssh23:04:133
3056599180,10cyclictest31151-21chrt20:16:181
3056099184,10cyclictest11274-21sh22:52:260
3056099180,10cyclictest28478-21sh23:02:060
3056099180,10cyclictest27293-21sh23:20:050
3056099180,10cyclictest24831-21sh21:29:220
1925899180,10tDemoTimingTask19980-21chrt19:55:005
3056999170,9cyclictest8069-21ssh21:55:402
3056099175,9cyclictest17216-21sh00:27:070
3056099170,9cyclictest402-21sh23:05:050
3056099170,9cyclictest3566-21sh00:37:580
3056099170,9cyclictest31298-21sh22:27:150
3056099170,9cyclictest29556-21sh21:31:220
3056099170,9cyclictest23371-21sh22:40:440
3056099170,9cyclictest21718-21sh23:16:160
3056099170,9cyclictest17567-21sh22:00:530
3056099170,9cyclictest13177-21sh21:22:200
3056099170,9cyclictest1029-21sh23:40:520
3056099170,14cyclictest24179-21sh21:46:430
3056099170,14cyclictest20764-21sh22:57:550
3056099170,11cyclictest102-1kworker/0:1H+kblockd21:19:550
3056099170,10cyclictest19394-21latency_hist19:55:000
1317899170,10tDemoTimingTask17970-21chrt23:14:555
980299160,7tDemoTimingTask11995-21taskset19:36:335
584599160,7tDemoTimingTask9899-21chrt22:33:495
3057899167,7cyclictest30045-21cron23:39:594
30578991612,3cyclictest654-21in:imuxsock21:39:594
30578991611,3cyclictest4204-21needreboot19:20:194
3057899160,9cyclictest31266-21ssh23:04:084
3057899160,9cyclictest25865-21ssh22:05:324
3057499160,9cyclictest1611-21latency_hist20:25:003
3056999164,8cyclictest16764-21unixbench_multi22:00:242
30569991613,2cyclictest0-21swapper/222:50:272
3056999160,12cyclictest5171-21netstat20:30:172
3056999160,10cyclictest27794-21sh22:43:572
3056599164,9cyclictest722-21postgres23:14:081
3056099166,8cyclictest14884-21sh21:41:230
3056099164,9cyclictest837-21sh00:18:010
2738929160,9tAtEmLog_023652-21sleep23:04:565
2029739160,0EcMasterDemoSyn0-21swapper/521:04:415
1696699160,9tDemoTimingTask17053-21taskset22:00:315
744399150,6tDemoTimingTask7505-21taskset19:28:515
3057899155,8cyclictest11429-21/usr/sbin/munin19:35:204
3057899151,10cyclictest2826-21latency_hist19:20:004
3057899150,10cyclictest24514-21ssh22:23:454
3057899150,10cyclictest15029-21runrttasks23:12:464
3057499152,9cyclictest24258-21runrttasks20:03:383
3057499152,9cyclictest15940-21fschecks_time22:55:133
3057499151,10cyclictest22979-21sh23:17:103
3057499151,10cyclictest17184-21ssh21:43:043
3057499150,9cyclictest16548-21unixbench_multi19:45:383
3057499150,9cyclictest16429-21ssh22:00:223
3057499150,9cyclictest10640-21sh00:23:433
3057499150,11cyclictest30820-21sh23:21:263
3057499150,11cyclictest13927-21ntp_kernel_pll_23:30:193
3056999157,6cyclictest30183-21grep22:45:172
3056999157,6cyclictest18081-21sh23:15:012
30569991511,3cyclictest8946-21cron23:10:002
3056999151,10cyclictest18907-21rm00:10:092
3056999150,11cyclictest17354-21cron22:19:592
3056599155,8cyclictest9851-21/usr/sbin/munin22:15:151
3056599154,8cyclictest648-21systemd-logind20:21:381
3056599152,9cyclictest744-21runrttasks00:03:501
3056599152,9cyclictest31309-21tune2fs19:10:141
3056599152,9cyclictest17685-21ssh22:00:581
3056599151,10cyclictest31758-21sh00:16:571
3056099156,7cyclictest981-21ssh22:10:150
3056099154,8cyclictest32494-21basename20:20:170
3056099152,10cyclictest8696-21sh21:38:200
3056099151,7cyclictest12886-21/usr/sbin/munin23:30:120
3056099150,9cyclictest4762-21python322:30:240
3056099150,9cyclictest26220-21sed20:05:230
3056099150,9cyclictest16955-21rm22:37:290
171042150,4sleep50-21swapper/519:49:595
3057899146,6cyclictest6976-21grep20:35:144
3057899146,6cyclictest644-21dbus-daemon21:30:204
3057899144,7cyclictest673-21lldpd21:51:024
3057899143,8cyclictest25103-21unixbench_singl21:10:244
3057899141,9cyclictest8979-21sh21:56:204
3057899141,9cyclictest716-21postgres22:57:064
3057899141,9cyclictest6816-21diskmemload23:08:284
3057899140,8cyclictest27420-21cut22:25:164
3057899140,7cyclictest32666-21sh23:22:464
3057899140,11cyclictest3215-21/usr/sbin/munin22:30:134
3057899140,10cyclictest8392-21rm22:14:544
3057899140,10cyclictest3773-21sh21:16:584
3057899140,10cyclictest29927-21latency_hist00:34:594
3057899140,10cyclictest26025-21sh22:42:404
3057899140,10cyclictest18943-21/usr/sbin/munin00:10:204
3057899140,10cyclictest18394-21ssh23:15:014
3057899140,10cyclictest18049-21users23:50:244
3057899140,10cyclictest15775-21kernelversion19:45:324
3057899140,10cyclictest15686-21ssh23:31:104
3057899140,10cyclictest15669-21ssh00:26:004
3057899140,10cyclictest10727-21ssh00:23:474
3057499143,8cyclictest18617-21cut21:25:193
3057499141,9cyclictest4291-21ssh23:25:143
3057499141,9cyclictest3371-21ssh22:11:173
3057499141,9cyclictest12604-21ssh21:58:583
3057499141,10cyclictest9178-21aten2_r5power_p22:15:123
3057499141,10cyclictest7489-21chrt19:28:363
3057499141,10cyclictest20775-21ssh22:21:023
3057499140,11cyclictest5306-21latency_hist19:25:003
3057499140,10cyclictest8682-21sh22:50:353
3057499140,10cyclictest8571-21munin-run20:40:003
3057499140,10cyclictest744-21runrttasks23:56:583
3057499140,10cyclictest744-21runrttasks20:41:213
3057499140,10cyclictest558-21/usr/sbin/munin23:05:193
3057499140,10cyclictest5569-21sh21:36:023
3057499140,10cyclictest4051-21ssh22:48:503
3057499140,10cyclictest31199-21sh22:09:233
3057499140,10cyclictest30825-21/usr/sbin/munin19:10:193
3057499140,10cyclictest30441-21/usr/sbin/munin00:35:163
3057499140,10cyclictest2990-21ssh23:42:163
3057499140,10cyclictest29100-21ssh00:34:243
3057499140,10cyclictest27853-21wget00:15:133
3057499140,10cyclictest27735-21latency22:25:193
3057499140,10cyclictest2728-21ssh21:53:143
3057499140,10cyclictest26286-21/usr/sbin/munin21:30:173
3057499140,10cyclictest24521-21open_inodes21:10:193
3057499140,10cyclictest22971-21chrt21:45:493
3057499140,10cyclictest18943-21/usr/sbin/munin00:10:183
3057499140,10cyclictest1707-21rm21:15:303
3057499140,10cyclictest16337-21sh21:24:383
3057499140,10cyclictest16103-21sh23:50:113
3057499140,10cyclictest14572-21ssh22:35:493
3057499140,10cyclictest14477-21sh23:12:223
3057499140,10cyclictest14456-21runrttasks19:42:463
3057499140,10cyclictest12935-21ssh23:48:053
3057499140,10cyclictest10513-21tr00:05:143
3056999147,6cyclictest31321-21tune2fs19:10:142
3056999147,5cyclictest29848-21grep20:15:162
3056999145,8cyclictest3640-21/usr/sbin/munin21:35:172
3056999143,8cyclictest673-21lldpd20:23:452
3056999143,8cyclictest12596-21latency21:40:192
3056999142,9cyclictest18091-21cpuspeed22:20:112
3056999141,9cyclictest2925-21ssh21:16:232
3056999141,9cyclictest20749-21aten2_r5power_p21:05:122
30569991411,2cyclictest0-21swapper/219:17:002
3056999141,10cyclictest7210-21runrttasks19:25:292
3056999140,11cyclictest26552-21ssh23:00:432
3056999140,10cyclictest8407-21sh00:04:072
3056999140,10cyclictest744-21runrttasks19:38:122
3056999140,10cyclictest7065-21sh23:26:192
3056999140,10cyclictest6437-21sh22:31:182
3056999140,10cyclictest4886-21ssh22:12:212
3056999140,10cyclictest4213-21/usr/sbin/munin00:20:162
3056999140,10cyclictest4007-21ssh23:42:582
3056999140,10cyclictest31052-21sh22:09:172
3056999140,10cyclictest30708-21ssh21:32:142
3056999140,10cyclictest30632-21diskmemload00:16:072
3056999140,10cyclictest30441-21/usr/sbin/munin00:35:182
3056999140,10cyclictest28518-21ssh21:12:502
3056999140,10cyclictest27736-21hddtemp_smartct20:10:142
3056999140,10cyclictest27464-21/usr/sbin/munin23:20:112
3056999140,10cyclictest26204-21runrttasks23:19:312
3056999140,10cyclictest24671-21runrttasks23:55:022
3056999140,10cyclictest24281-21ssh00:30:532
3056999140,10cyclictest24027-21ssh23:35:362
3056999140,10cyclictest20639-21gltestperf19:55:162
3056999140,10cyclictest19430-21sh23:33:532
3056999140,10cyclictest18138-21ssh23:50:292
3056999140,10cyclictest17447-21ssh00:27:172
3056999140,10cyclictest17400-21sh21:25:112
3056999140,10cyclictest15571-21ssh21:24:042
3056999140,10cyclictest15003-21/usr/sbin/munin19:45:292
3056999140,10cyclictest13426-21ssh23:48:262
3056999140,10cyclictest11991-21rm22:35:082
3056999140,10cyclictest1127-21sh22:28:532
3056999140,10cyclictest11237-21/usr/sbin/munin20:45:212
3056999140,10cyclictest11237-21/usr/sbin/munin20:45:212
3056599147,5cyclictest14615-21grep23:30:241
3056599146,6cyclictest8119-21grep20:35:241
3056599146,6cyclictest329-21systemd-journal22:00:001
3056599143,8cyclictest673-21lldpd21:45:171
3056599143,8cyclictest329-21systemd-journal22:08:491
3056599143,6cyclictest21047-21cut22:40:121
3056599142,8cyclictest20422-21smartctl00:10:211
3056599141,9cyclictest6523-21ssh22:13:321
3056599141,9cyclictest24594-21diskmemload23:36:021
3056599141,9cyclictest12634-21/usr/sbin/munin19:40:151
30565991411,2cyclictest13252-21cut00:25:121
3056599141,10cyclictest31083-21ssh23:21:361
3056599140,9cyclictest6230-21sh23:25:431
3056599140,8cyclictest18757-21ssh21:44:131
3056599140,12cyclictest23249-21/usr/sbin/munin21:10:141
3056599140,10cyclictest9973-21sh00:23:141
3056599140,10cyclictest9096-21ssh22:50:511
3056599140,10cyclictest7904-21/usr/sbin/munin19:30:121
3056599140,10cyclictest744-21runrttasks20:14:251
3056599140,10cyclictest7025-21sh23:08:371
3056599140,10cyclictest5912-21ssh21:36:181
3056599140,10cyclictest570-21ssh00:35:531
3056599140,10cyclictest5540-21chrt19:25:031
3056599140,10cyclictest4158-21/usr/sbin/munin20:30:231
3056599140,10cyclictest31756-21chrt23:59:001
3056599140,10cyclictest3145-21/usr/sbin/munin19:20:241
3056599140,10cyclictest3043-21latency_hist19:20:001
3056599140,10cyclictest2949-21ssh22:30:011
3056599140,10cyclictest26605-21ssh22:25:021
3056599140,10cyclictest26465-21latency_hist22:25:011
3056599140,10cyclictest23584-21sendmail_mailtr20:00:221
3056599140,10cyclictest22488-21ssh23:53:381
3056599140,10cyclictest2034-21ssh21:52:451
3056599140,10cyclictest1996-21ssh21:34:541
3056599140,10cyclictest18634-21/usr/sbin/munin23:15:211
3056599140,10cyclictest18569-21sh22:38:411
3056599140,10cyclictest1840-21sh21:15:361
3056599140,10cyclictest15858-21cat19:45:331
3056599140,10cyclictest11932-21chrt19:35:411
3056599140,10cyclictest11568-21ssh21:21:101
3056099145,7cyclictest5863-21sh21:55:120
3056099143,8cyclictest16413-21cut20:55:150
3056099142,9cyclictest19780-21ssh23:51:410
3056099141,9cyclictest8452-21sh00:22:080
3056099141,9cyclictest6673-21/usr/sbin/munin19:25:190
3056099141,9cyclictest15006-21apt-get19:45:280
3056099141,7cyclictest102-1kworker/0:1H+kblockd00:31:010
3056099140,7cyclictest25027-21aten2_r5power_p23:55:140
3056099140,7cyclictest23523-21tr21:10:130
3056099140,7cyclictest15752-21latency_hist20:55:000
3056099140,10cyclictest8151-21sh23:45:170
3056099140,10cyclictest8019-21ssh23:27:000
3056099140,10cyclictest744-21runrttasks20:30:370
3056099140,10cyclictest744-21runrttasks20:28:220
3056099140,10cyclictest744-21runrttasks20:11:010
3056099140,10cyclictest744-21runrttasks19:30:090
3056099140,10cyclictest3679-21cut19:20:160
3056099140,10cyclictest31818-21ssh21:50:500
3056099140,10cyclictest23803-21rm22:05:140
3056099140,10cyclictest22758-21ssh00:11:450
3056099140,10cyclictest22730-21diskmemload23:37:190
3056099140,10cyclictest1982-21sendmail_mailtr19:15:210
3056099140,10cyclictest19355-21ssh22:20:200
3056099140,10cyclictest14238-21rm22:17:450
3056099140,10cyclictest11628-21sh00:05:220
1555939140,7EcMasterDemoSyn15571-21runintdemo5min20:54:332
3057899135,6cyclictest666-21gdbus19:55:004
3057899132,6cyclictest30585-21date19:10:004
3057899131,9cyclictest744-21runrttasks20:45:534
3057899131,9cyclictest744-21runrttasks20:45:534
3057899130,9cyclictest7900-21taskset19:30:074
3057899130,9cyclictest744-21runrttasks20:25:054
3057899130,9cyclictest744-21runrttasks20:10:014
3057899130,9cyclictest698-21sshd20:43:014
3057899130,9cyclictest560-21ssh00:35:534
3057899130,9cyclictest4158-21/usr/sbin/munin20:30:144
3057899130,9cyclictest32347-21diskmemload23:40:194
3057899130,9cyclictest31810-21/usr/sbin/munin20:20:254
3057899130,9cyclictest305-21taskset19:13:474
3057899130,9cyclictest27771-21/usr/sbin/munin00:15:204
3057899130,9cyclictest24720-21/usr/sbin/munin20:05:124
3057899130,9cyclictest24661-21ssh23:55:014
3057899130,9cyclictest23572-21rm21:28:274
3057899130,9cyclictest22834-21latency_hist21:10:014
3057899130,9cyclictest22371-21/usr/sbin/munin20:00:194
3057899130,9cyclictest20633-21cat21:05:004
3057899130,9cyclictest17341-21runrttasks19:50:104
3057899130,9cyclictest15949-21apt-get20:55:114
3057899130,9cyclictest14883-21sh22:00:104
3057899130,9cyclictest14541-21taskset19:43:334
3057899130,9cyclictest1378-21/usr/sbin/munin00:00:194
3057899130,9cyclictest11569-21runintdemo5min21:40:114
3057899130,9cyclictest10728-21ssh23:46:294
3057899130,9cyclictest10520-21tr00:05:144
3057899130,9cyclictest10358-21timerwakeupswit21:20:254
3057899130,10cyclictest9325-21sh22:15:124
3057899130,10cyclictest6450-21ssh22:50:084
3057899130,10cyclictest4015-21cut23:25:124
3057899130,10cyclictest30613-21sendmail_mailst20:15:214
3057899130,10cyclictest20301-21ssh21:45:074
3057899130,10cyclictest15109-21unixbench-2d20:50:274
3057899130,10cyclictest14045-21ssh22:35:264
3057499135,6cyclictest14654-21ntpq20:50:213
3057499130,9cyclictest757-21/usr/sbin/munin19:15:133
3057499130,9cyclictest3092-21ssh22:30:063
3057499130,9cyclictest27070-21/usr/sbin/munin20:10:103
3057499130,9cyclictest19994-21/usr/sbin/munin19:55:193
3057499130,9cyclictest19308-21sshd19:54:013
3057499130,9cyclictest17256-21switchtime20:55:233
3057499130,9cyclictest13494-21latency_hist20:50:003
3057499130,9cyclictest13494-21latency_hist20:50:003
3057499130,9cyclictest10247-21chrt19:35:023
3057499130,10cyclictest7897-21runrttasks19:30:043
3057499130,10cyclictest4452-21tr20:30:133
3057499130,10cyclictest29542-21cut20:15:143
3057499130,10cyclictest21925-21python321:05:213
3057499130,10cyclictest21644-21rm23:35:033
3057499130,10cyclictest20919-21ssh22:40:083
3057499130,10cyclictest19809-21sed21:00:233
3057499130,10cyclictest1871-21grep00:00:143
3057499130,10cyclictest1838-21wget20:25:123
3057499130,10cyclictest14399-21ssh00:25:223
3056999134,7cyclictest21201-21/usr/sbin/munin21:45:172
3056999131,9cyclictest18997-21awk19:50:262
3056999130,9cyclictest9622-21if_err_enp6s020:40:172
3056999130,9cyclictest744-21runrttasks19:22:462
3056999130,9cyclictest6510-21/usr/sbin/munin20:35:112
3056999130,9cyclictest24829-21cut20:05:122
3056999130,9cyclictest18320-21/usr/sbin/munin21:00:132
3056999130,9cyclictest15945-21/usr/sbin/munin20:55:192
3056999130,9cyclictest12634-21/usr/sbin/munin19:40:172
3056999130,10cyclictest29385-21ssh21:50:132
3056999130,10cyclictest15841-21sort22:55:132
3056599131,9cyclictest21250-21python319:55:221
3056599131,9cyclictest17380-21ssh21:25:101
3056599131,9cyclictest11494-21grep20:45:141
3056599131,9cyclictest11494-21grep20:45:131
3056599131,11cyclictest22249-21cut00:30:151
3056599130,9cyclictest9404-21diskmemload23:45:301
3056599130,9cyclictest8885-21/usr/sbin/munin20:40:191
3056599130,9cyclictest30890-21/usr/sbin/munin23:40:221
3056599130,9cyclictest24237-21/usr/sbin/munin23:00:141
3056599130,9cyclictest1954-21cpuspeed_turbos20:25:131
3056599130,9cyclictest15945-21/usr/sbin/munin20:55:131
3056599130,9cyclictest10012-21sh00:05:061
3056599130,10cyclictest744-21runrttasks21:04:131
3056599130,10cyclictest29695-21ssh22:45:081
3056599130,10cyclictest24971-21cpuspeed_turbos20:05:121
3056599130,10cyclictest21526-21latency21:05:171
3056599130,10cyclictest17342-21/usr/sbin/munin19:50:131
3056599130,10cyclictest15268-21ssh22:55:091
3056599130,10cyclictest14793-21mailstats20:50:211
3056099130,9cyclictest744-21runrttasks19:11:570
3056099130,9cyclictest7271-21uname20:35:170
3056099130,9cyclictest30489-21ntpq20:15:200
3056099130,9cyclictest21760-21open_inodes21:05:190
3056099130,9cyclictest18823-21fschecks_time21:00:140
3056099130,9cyclictest10637-21fschecks_count19:35:140
3056099130,7cyclictest30514-21latency_hist19:10:010
3056099130,7cyclictest102-1kworker/0:1H+kblockd20:03:050
3056099130,7cyclictest102-1kworker/0:1H+kblockd19:55:410
3056099130,7cyclictest102-1kworker/0:1H+kblockd19:41:020
3056099130,6cyclictest30286-21cat22:45:180
3056099130,10cyclictest9715-21latency20:40:170
3056099130,10cyclictest12451-21sendmail_mailtr20:45:210
3056099130,10cyclictest12451-21sendmail_mailtr20:45:200
2797199130,11tDemoTimingTask30188-21chrt19:06:285
2210099130,10tDemoTimingTask28116-21chrt23:20:155
1649929130,3tAtEmLog_020810-21chrt23:34:545
1556629130,1tAtEmLog_0178632sleep520:59:005
375999120,10tDemoTimingTask6024-21chrt20:33:205
375999120,10tDemoTimingTask3823-21chrt20:29:425
3238029124,6tAtEmLog_03636-21sleep00:20:005
310099120,10tDemoTimingTask3970-21taskset00:38:175
3057899120,9cyclictest287-21jbd2/md0-819:25:174
3057499120,9cyclictest30776-21date19:10:003
3057499120,9cyclictest25586-21/usr/sbin/munin20:05:163
3056999120,9cyclictest744-21runrttasks19:30:052
3056999120,9cyclictest23247-21missed_timers20:00:192
3056999120,9cyclictest1750-21/usr/sbin/munin20:25:142
3056599122,5cyclictest30730-21date19:10:011
3033099120,10tDemoTimingTask32490-21chrt19:10:345
2379899121,9tDemoTimingTask29235-21sleep22:45:015
2351399120,10tDemoTimingTask27079-21chrt00:14:555
2071129120,2tAtEmLog_022468-21chrt21:45:285
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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