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2026-08-05 - 16:36
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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 Wed Aug 05, 2026 12:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
176172910,1sleep50-21swapper/509:19:435
176172910,1sleep50-21swapper/509:19:435
211322430,0sleep10-21swapper/111:35:181
52912220,1sleep00-21swapper/009:11:190
52912220,1sleep00-21swapper/009:11:180
1771499190,15cyclictest744-21runrttasks09:29:260
1771499180,10cyclictest2972-21sh10:11:170
1771499180,10cyclictest23626-21sh11:18:430
1771499180,10cyclictest23626-21sh11:18:430
1771499180,10cyclictest23131-21dpkg11:00:110
1771499180,10cyclictest18326-21sh10:38:590
17718991714,2cyclictest1752-21turbostat12:24:551
1771499170,9cyclictest7920-21sh11:45:550
1771499170,9cyclictest28497-21postgres11:57:500
1771499170,7cyclictest102-1kworker/0:1H+kblockd08:34:380
1771499170,14cyclictest25344-21sh12:14:580
1771499170,14cyclictest23487-21ssh09:23:430
1773299164,9cyclictest722-21postgres10:52:464
1772399164,8cyclictest29724-21basename11:40:152
17723991612,3cyclictest24717-21turbostat07:55:012
17723991612,3cyclictest20884-21gltestperf11:35:162
17723991612,3cyclictest16621-21idleruntime-cro12:09:592
1771899163,9cyclictest23031-21packagekitd12:00:071
1771499161,7cyclictest2872jbd2/md0-807:15:510
1771499161,7cyclictest2872jbd2/md0-807:15:500
1771499160,9cyclictest744-21runrttasks07:43:240
275492150,0sleep00-21swapper/012:34:400
1773299158,6cyclictest28009-21grep10:25:234
1773299158,5cyclictest20491-21grep12:30:154
1773299155,8cyclictest5817-21/usr/sbin/munin09:55:134
17732991511,3cyclictest3179-21cron09:10:004
17732991511,3cyclictest3179-21cron09:10:004
1773299150,11cyclictest32629-21apt-config08:50:004
1772799151,10cyclictest6946-21sh12:04:223
1771899154,8cyclictest673-21lldpd09:28:421
1771899151,10cyclictest29771-21ssh11:58:461
1771899151,10cyclictest26721-21runrttasks08:06:101
1771899151,10cyclictest18477-21sh10:39:061
1771899151,10cyclictest11357-21/usr/sbin/munin11:30:191
1771899150,11cyclictest24443-21ssh10:24:041
1771499156,7cyclictest29269-21expr11:40:120
1771499156,7cyclictest25860-21ssh11:38:110
1771499156,7cyclictest16489-21ssh12:27:580
1771499152,9cyclictest8689-21sh09:35:490
1771499151,7cyclictest16018-21/usr/sbin/munin10:00:200
1771499151,6cyclictest26364-21find08:05:000
1771499151,10cyclictest9730-21sh11:29:130
1771499151,10cyclictest29787-21sh10:26:330
1771499151,10cyclictest27732-21sh09:49:130
1771499150,8cyclictest32129-21runrttasks08:47:060
1771499150,8cyclictest17237-21sh11:51:150
1771499150,13cyclictest6661-21sh12:22:110
1773299142,8cyclictest673-21lldpd08:00:394
1773299141,9cyclictest30292-21/usr/sbin/munin11:40:194
1773299141,9cyclictest22821-21taskset07:41:204
1773299141,9cyclictest16423-21ssh10:37:364
17732991411,2cyclictest640-21ModemManager12:11:024
1773299140,12cyclictest5391-21aten2_r5power_e11:45:134
1773299140,12cyclictest30303-21ntpq10:45:194
1773299140,10cyclictest8380-21wget11:10:124
1773299140,10cyclictest8380-21wget11:10:124
1773299140,10cyclictest5980-21ssh12:03:414
1773299140,10cyclictest31951-21sh09:29:364
1773299140,10cyclictest3035-21sh09:31:554
1773299140,10cyclictest29399-21rm10:08:204
1773299140,10cyclictest27504-21runrttasks08:12:584
1773299140,10cyclictest26801-21sh11:56:354
1773299140,10cyclictest26552-21ssh11:01:294
1773299140,10cyclictest2499-21runrttasks09:04:474
1773299140,10cyclictest23038-21sh09:23:234
1773299140,10cyclictest20134-21/usr/sbin/munin11:35:174
1773299140,10cyclictest19814-21ssh11:53:074
1773299140,10cyclictest19284-21latency_hist12:30:004
1773299140,10cyclictest19099-21ssh10:57:304
1773299140,10cyclictest17748-21ssh11:33:404
1773299140,10cyclictest15942-21rm10:00:204
1773299140,10cyclictest10278-21runrttasks09:36:584
1772799141,9cyclictest8514-21sh09:35:413
1772799141,9cyclictest18829-21diskmemload11:52:243
1772799141,9cyclictest12172-21ssh10:16:373
17727991411,2cyclictest663-21polkitd08:29:593
1772799141,10cyclictest637-21chrt08:52:133
1772799140,10cyclictest9714-21sh11:47:143
1772799140,10cyclictest939-21head10:10:173
1772799140,10cyclictest744-21runrttasks10:55:403
1772799140,10cyclictest705-21sh12:19:153
1772799140,10cyclictest4933-21ssh09:54:473
1772799140,10cyclictest4114-21sh09:10:283
1772799140,10cyclictest4114-21sh09:10:283
1772799140,10cyclictest329-21systemd-journal11:24:143
1772799140,10cyclictest31920-21sh10:46:053
1772799140,10cyclictest29929-21sendmail_mailst12:35:213
1772799140,10cyclictest28892-21sh11:58:073
1772799140,10cyclictest2881-21rm11:43:383
1772799140,10cyclictest27748-21ssh10:44:263
1772799140,10cyclictest2728-21cut09:05:013
1772799140,10cyclictest26360-21rm10:06:083
1772799140,10cyclictest26288-21/usr/sbin/munin10:25:243
1772799140,10cyclictest25486-21latency_hist08:00:003
1772799140,10cyclictest24430-21ssh12:14:193
1772799140,10cyclictest24202-21cut07:50:003
1772799140,10cyclictest23420-21ssh11:18:343
1772799140,10cyclictest23420-21ssh11:18:343
1772799140,10cyclictest20040-21rm10:02:553
1772799140,10cyclictest19835-21/usr/sbin/munin12:30:203
1772799140,10cyclictest14184-21ssh09:17:173
1772799140,10cyclictest14184-21ssh09:17:173
1772799140,10cyclictest13103-21ssh11:12:303
1772799140,10cyclictest13103-21ssh11:12:303
1772799140,10cyclictest13005-21chrt11:30:243
1772799140,10cyclictest11696-21chrt12:06:263
1772799140,10cyclictest1057-21ssh09:30:283
1772399141,9cyclictest8814-21ssh11:46:342
1772399141,9cyclictest30433-21/usr/sbin/munin10:45:202
1772399141,9cyclictest28122-21runrttasks08:17:232
1772399141,9cyclictest2684-21ssh10:30:112
1772399141,9cyclictest26771-21chrt08:06:522
1772399141,9cyclictest15503-21ntp_kernel_pll_10:55:182
1772399141,9cyclictest14138-21ssh09:17:162
1772399141,9cyclictest14138-21ssh09:17:152
1772399141,9cyclictest1174-21ssh12:00:262
1772399141,10cyclictest2913-21runrttasks09:06:242
1772399141,10cyclictest2913-21runrttasks09:06:242
1772399141,10cyclictest1749-21chrt08:58:492
1772399141,10cyclictest11343-21sh10:16:002
1772399140,10cyclictest8775-21sh10:51:252
1772399140,10cyclictest8767-21sh09:35:522
1772399140,10cyclictest8759-21ssh12:23:442
1772399140,10cyclictest8174-21runrttasks09:55:432
1772399140,10cyclictest744-21runrttasks11:06:592
1772399140,10cyclictest744-21runrttasks10:09:402
1772399140,10cyclictest744-21runrttasks09:50:322
1772399140,10cyclictest723-21postgres08:03:402
1772399140,10cyclictest5529-21ssh10:13:092
1772399140,10cyclictest5399-21ssh09:11:232
1772399140,10cyclictest5399-21ssh09:11:232
1772399140,10cyclictest30428-21chrt11:22:032
1772399140,10cyclictest2955-21sh12:39:002
1772399140,10cyclictest28708-21ssh10:25:452
1772399140,10cyclictest28028-21ssh11:02:332
1772399140,10cyclictest27913-21ssh10:44:332
1772399140,10cyclictest27028-21rm09:26:032
1772399140,10cyclictest25947-21/usr/sbin/munin12:15:142
1772399140,10cyclictest25904-21sh11:55:562
1772399140,10cyclictest2500-21ssh11:25:062
1772399140,10cyclictest23793-21chrt07:46:362
1772399140,10cyclictest22433-21chrt09:45:212
1772399140,10cyclictest20482-21gltestperf12:30:152
1772399140,10cyclictest19552-21ssh10:20:312
1772399140,10cyclictest19531-21ssh11:15:432
1772399140,10cyclictest19531-21ssh11:15:432
1772399140,10cyclictest18582-21sh09:20:122
1772399140,10cyclictest18338-21munin-run07:15:002
1772399140,10cyclictest17422-21ssh09:41:562
1772399140,10cyclictest17159-21/usr/sbin/munin12:10:122
1772399140,10cyclictest16606-21sh10:00:262
1772399140,10cyclictest13768-21sh12:26:002
1772399140,10cyclictest13712-21runrttasks10:35:402
1772399140,10cyclictest13704-21sh11:30:442
1772399140,10cyclictest12902-21sh11:12:212
1772399140,10cyclictest12902-21sh11:12:212
1772399140,10cyclictest1246-21ssh09:30:372
1771899146,6cyclictest5359-21wget11:45:131
1771899143,8cyclictest673-21lldpd07:21:241
1771899143,8cyclictest30661-21cat10:45:241
1771899142,9cyclictest673-21lldpd08:16:551
1771899141,9cyclictest5451-21sh10:50:121
1771899141,9cyclictest24538-21ssh10:42:051
1771899141,9cyclictest23990-21sh10:05:161
1771899141,9cyclictest2138-21ssh11:05:551
1771899141,9cyclictest20381-21fschecks_time12:30:151
1771899141,9cyclictest16019-21sh09:40:531
1771899140,11cyclictest30028-21ssh12:35:221
1771899140,10cyclictest9783-21rm11:10:221
1771899140,10cyclictest9783-21rm11:10:221
1771899140,10cyclictest930-21http08:54:591
1771899140,10cyclictest9215-21sh12:05:171
1771899140,10cyclictest8160-21ssh09:35:261
1771899140,10cyclictest744-21runrttasks09:45:521
1771899140,10cyclictest744-21runrttasks09:20:031
1771899140,10cyclictest744-21runrttasks07:57:411
1771899140,10cyclictest716-21postgres08:46:421
1771899140,10cyclictest4503-21ssh09:32:581
1771899140,10cyclictest4182-21ssh09:10:311
1771899140,10cyclictest4182-21ssh09:10:301
1771899140,10cyclictest3850-21needreboot10:30:191
1771899140,10cyclictest32292-21sh09:51:071
1771899140,10cyclictest31468-21sh11:22:481
1771899140,10cyclictest3129-21chrt09:09:261
1771899140,10cyclictest3129-21chrt09:09:261
1771899140,10cyclictest31207-21ssh11:40:391
1771899140,10cyclictest30260-21chrt08:33:441
1771899140,10cyclictest2742-21latency_hist09:05:011
1771899140,10cyclictest26768-21/usr/sbin/munin12:15:171
1771899140,10cyclictest2660-21sh11:25:121
1771899140,10cyclictest26314-21ssh10:25:121
1771899140,10cyclictest24909-21ssh11:00:231
1771899140,10cyclictest24549-21runrttasks07:52:501
1771899140,10cyclictest22105-21chrt07:39:591
1771899140,10cyclictest20537-21taskset07:28:561
1771899140,10cyclictest20331-21rm11:16:191
1771899140,10cyclictest20331-21rm11:16:191
1771899140,10cyclictest18692-21runrttasks07:15:591
1771899140,10cyclictest18692-21runrttasks07:15:581
1771899140,10cyclictest18278-21taskset07:14:231
1771899140,10cyclictest16907-21chrt12:10:011
1771899140,10cyclictest14384-21ssh10:00:021
1771899140,10cyclictest14224-21/usr/sbin/munin10:55:251
1771899140,10cyclictest13945-21sh11:50:061
1771899140,10cyclictest13641-21ssh12:25:541
1771899140,10cyclictest13128-21sh09:16:321
1771899140,10cyclictest13128-21sh09:16:321
1771899140,10cyclictest1234-21ssh10:10:201
1771899140,10cyclictest11667-21diskmemload10:16:141
1771899140,10cyclictest10750-21ssh09:57:381
1771499145,7cyclictest30335-21sh10:45:190
1771499145,7cyclictest17245-21ssh10:20:020
1771499141,9cyclictest31530-21runrttasks08:42:530
1771499141,9cyclictest23395-21rm10:05:080
1771499141,9cyclictest19668-21latency_hist07:25:010
17714991410,3cyclictest1854-21turbostat.cron09:00:000
1771499140,7cyclictest9012-21hddtemp_smartct11:10:140
1771499140,7cyclictest9012-21hddtemp_smartct11:10:140
1771499140,7cyclictest22883-21sh10:40:530
1771499140,7cyclictest12742-21sh12:07:130
1771499140,12cyclictest15532-21open_files10:55:190
1771499140,10cyclictest9264-21fw_packets10:15:150
1771499140,10cyclictest744-21runrttasks08:50:360
1771499140,10cyclictest5719-21sh09:55:080
1771499140,10cyclictest5381-21ssh10:50:080
1771499140,10cyclictest3929-21sh10:30:210
1771499140,10cyclictest30101-21sh12:35:260
1771499140,10cyclictest28802-21sh12:16:060
1771499140,10cyclictest28510-21ssh11:20:390
1771499140,10cyclictest2610-21diskmemload12:01:120
1771499140,10cyclictest2088-21sh11:05:520
1771499140,10cyclictest1838-21ssh09:31:030
1771499140,10cyclictest14695-21sh11:31:260
1771499140,10cyclictest12154-21sh09:15:500
1771499140,10cyclictest12154-21sh09:15:500
1771499140,10cyclictest1105-21sh09:52:000
1773299131,9cyclictest19335-21runrttasks07:20:284
1773299131,9cyclictest18019-21fschecks_time10:20:144
1773299130,9cyclictest8499-21aten2_r5power_v12:05:124
1773299130,9cyclictest744-21runrttasks08:15:014
1773299130,9cyclictest503-21sh10:10:144
1773299130,9cyclictest483-21taskset08:50:074
1773299130,9cyclictest4130-21tr10:30:224
1773299130,9cyclictest3517-21sh09:10:024
1773299130,9cyclictest3517-21sh09:10:014
1773299130,9cyclictest31383-21runrttasks08:40:484
1773299130,9cyclictest30657-21runrttasks08:35:094
1773299130,9cyclictest30177-21runrttasks08:32:334
1773299130,9cyclictest29850-21cut09:50:104
1773299130,9cyclictest29445-21runrttasks08:27:154
1773299130,9cyclictest26922-21runrttasks08:09:004
1773299130,9cyclictest2624-21sh11:25:114
1773299130,9cyclictest26195-21sh11:20:094
1773299130,9cyclictest25901-21sh12:15:104
1773299130,9cyclictest2297-21/usr/sbin/munin12:20:194
1773299130,9cyclictest22505-21ssh09:45:254
1773299130,9cyclictest21612-21runrttasks07:35:374
1773299130,9cyclictest20937-21runrttasks07:30:234
1773299130,9cyclictest20669-21latency_hist07:30:014
1773299130,9cyclictest20287-21ssh10:40:114
1773299130,9cyclictest18959-21runrttasks07:19:424
1773299130,9cyclictest18959-21runrttasks07:19:424
1773299130,9cyclictest17978-21taskset07:10:134
1773299130,9cyclictest17098-21ssh11:15:084
1773299130,9cyclictest17098-21ssh11:15:084
1773299130,9cyclictest1650-21chrt08:57:274
1773299130,9cyclictest10908-21taskset10:15:414
1773299130,9cyclictest10430-21apt-get09:15:024
1773299130,9cyclictest10430-21apt-get09:15:024
1773299130,10cyclictest31927-21/usr/sbin/munin11:05:174
1773299130,10cyclictest30927-21ssh12:35:444
1773299130,10cyclictest23647-21cmp07:45:004
1773299130,10cyclictest15009-21rm09:40:094
1772799139,3cyclictest3736-21ssh12:20:193
1772799130,9cyclictest744-21runrttasks07:35:033
1772799130,9cyclictest7039-21ntpq09:55:213
1772799130,9cyclictest633-21rm11:05:193
1772799130,9cyclictest4602-21grep10:30:263
1772799130,9cyclictest32072-21taskset08:46:183
1772799130,9cyclictest31923-21latency_hist08:45:003
1772799130,9cyclictest31018-21latency_hist08:40:003
1772799130,9cyclictest28737-21runrttasks08:21:293
1772799130,9cyclictest26832-21ssh09:25:553
1772799130,9cyclictest23070-21sh09:45:493
1772799130,9cyclictest22925-21ssh11:00:023
1772799130,9cyclictest21471-21latency_hist07:35:013
1772799130,9cyclictest20761-21ls07:30:013
1772799130,9cyclictest19583-21taskset07:23:573
1772799130,9cyclictest18315-21/usr/sbin/munin10:20:173
1772799130,9cyclictest15264-21sh09:40:213
1772799130,11cyclictest14972-21ssh10:36:323
1772799130,10cyclictest8021-21sh10:50:523
1772799130,10cyclictest28260-21chrt08:19:193
1772799130,10cyclictest2661-21ssh11:25:123
1772799130,10cyclictest20134-21/usr/sbin/munin11:35:153
1772799130,10cyclictest18457-21sh09:20:063
1772799130,10cyclictest18195-21chrt07:13:133
1772799130,10cyclictest10967-21ssh12:25:103
1772399131,9cyclictest16145-21sh11:50:282
1772399130,9cyclictest744-21runrttasks08:41:082
1772399130,9cyclictest744-21runrttasks08:10:252
1772399130,9cyclictest744-21runrttasks07:35:452
1772399130,9cyclictest716-21postgres07:26:392
1772399130,9cyclictest650-21runrttasks08:52:152
1772399130,9cyclictest29640-21runrttasks08:29:152
1772399130,9cyclictest28838-21runrttasks08:22:542
1772399130,9cyclictest21179-21runrttasks07:33:432
1772399130,10cyclictest744-21runrttasks08:46:212
1772399130,10cyclictest744-21runrttasks08:36:262
1772399130,10cyclictest30282-21taskset08:34:032
1772399130,10cyclictest25127-21runrttasks07:56:472
1771899131,9cyclictest29336-21taskset08:25:421
1771899130,9cyclictest31577-21chrt08:43:331
1771899130,9cyclictest28803-21runrttasks08:22:251
1771899130,9cyclictest27490-21chrt08:12:451
1771899130,9cyclictest23702-21runrttasks07:45:211
1771899130,9cyclictest22742-21runrttasks07:40:151
1771899130,9cyclictest20983-21runrttasks07:30:591
1771899130,9cyclictest1647-21chrt08:57:241
1771899130,10cyclictest30902-21runrttasks08:38:321
1771499134,7cyclictest17794-21cat07:10:000
1771499130,9cyclictest744-21runrttasks09:01:130
1771499130,9cyclictest744-21runrttasks08:16:340
1771499130,9cyclictest744-21runrttasks07:45:500
1771499130,9cyclictest744-21runrttasks07:35:330
1771499130,9cyclictest25007-21runrttasks07:55:050
1771499130,7cyclictest102-1kworker/0:1H+kblockd09:06:090
1771499130,7cyclictest102-1kworker/0:1H+kblockd09:06:090
1771499130,7cyclictest102-1kworker/0:1H+kblockd07:51:300
1771499130,7cyclictest102-1kworker/0:1H+kblockd07:25:320
1771499130,7cyclictest102-1kworker/0:1H+kblockd07:10:130
1771499130,10cyclictest27372-21runrttasks08:11:070
1771499130,10cyclictest26706-21runrttasks08:05:590
1771499130,10cyclictest20917-21runrttasks07:30:050
1771499130,10cyclictest15491-21sh09:40:310
1771499130,10cyclictest102-1kworker/0:1H+kblockd08:29:160
1773299121,8cyclictest28862-21taskset08:23:154
1773299120,9cyclictest25063-21taskset07:55:524
1773299120,9cyclictest24572-21taskset07:53:104
1772799121,8cyclictest3183-21latency_hist09:10:003
1772799121,8cyclictest3183-21latency_hist09:09:593
1772799120,9cyclictest30220-21taskset08:33:103
1772799120,9cyclictest27495-21runrttasks08:12:503
1772799120,9cyclictest26049-21munin-run08:04:593
1772799120,9cyclictest24395-21runrttasks07:50:413
1772799120,9cyclictest22948-21taskset07:43:073
1772799120,9cyclictest18888-21runrttasks07:18:423
1772799120,9cyclictest18888-21runrttasks07:18:423
1772799120,9cyclictest1578-21taskset08:56:253
1772399122,7cyclictest7115-21kworker/u24:0+flush-9:007:15:282
1772399122,7cyclictest7115-21kworker/u24:0+flush-9:007:15:282
1772399121,8cyclictest287-21jbd2/md0-809:02:542
1772399121,8cyclictest22675-21apt-key07:40:012
1772399120,9cyclictest744-21runrttasks07:24:202
1771899120,9cyclictest26001-21taskset08:04:331
1771499120,9cyclictest744-21runrttasks08:20:300
1771499120,10cyclictest102-1kworker/0:1H+kblockd08:35:100
241172110,1sleep50-21swapper/510:23:515
1772799110,7cyclictest26692-21chrt08:05:473
1772799110,6cyclictest1773450cat07:10:013
1772399114,5cyclictest17751-21latency_hist07:10:012
52112100,1sleep50-21swapper/511:08:115
268222100,8sleep50-21swapper/511:38:545
220872100,1sleep50-21swapper/512:12:365
1771899101,7cyclictest17716-21cat07:10:011
32081290,1sleep50-21swapper/508:46:275
31591290,0sleep50-21swapper/511:22:555
23702290,7sleep50-21swapper/512:31:525
177329990,7cyclictest17744-21latency_hist07:10:014
22493280,0sleep50-21swapper/510:59:575
22893270,6sleep50-21swapper/507:42:225
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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