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2026-09-05 - 19:49
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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 Sat Sep 05, 2026 12:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2969921120,0sleep00-21swapper/009:13:240
212452860,3sleep50-21swapper/509:26:325
241662810,0sleep50-21swapper/510:05:145
316662340,0sleep00-21swapper/009:50:430
222422300,3sleep50-21swapper/512:12:375
31352992113,6cyclictest1199-21sh07:14:590
215222210,1sleep0221rcuc/011:53:590
51542200,0sleep40-21swapper/411:44:494
3135299190,15cyclictest13203-21sh10:17:080
31361991810,6cyclictest21521-21cut11:35:162
3135299180,10cyclictest24586-21sh09:46:560
3135299180,10cyclictest21951-21sh09:27:020
194442180,0sleep50-21swapper/511:52:275
3136699174,9cyclictest27759-21proc_pri10:25:193
31366991714,2cyclictest14159-21turbostat11:50:003
31352991713,3cyclictest11883-21aten2_r5power_e09:40:120
3135299170,9cyclictest31632-21sh11:22:280
3135299170,9cyclictest2976-21sh11:43:170
3135299170,9cyclictest29708-21sh11:58:350
3135299170,9cyclictest19956-21sh10:39:510
3135299170,9cyclictest16155-21sh12:27:410
3135299170,9cyclictest10067-21sh12:24:370
3137099164,8cyclictest4857-21switchtime10:30:274
3136199164,9cyclictest751-21postgres09:25:162
3135799169,5cyclictest1911-21grep09:15:251
3135799164,8cyclictest19227-21swap10:20:241
31357991612,3cyclictest1829-21idleruntime-cro12:20:011
3135299164,9cyclictest748-21postgres12:14:010
3135299164,9cyclictest32113-21sh11:04:480
3135299164,9cyclictest27872-21sh12:34:540
3137099158,5cyclictest882-21grep11:05:144
3137099153,8cyclictest29792-21tr08:15:104
3137099150,11cyclictest26030-21sh11:37:494
31366991511,3cyclictest27606-21gltestperf11:20:153
31366991511,3cyclictest14521-21sh10:55:003
31366991511,3cyclictest12934-21needreboot09:40:183
3136699151,10cyclictest31175-21ssh09:14:283
3136699151,10cyclictest13007-21ssh12:07:163
3136699150,11cyclictest1319-21ssh12:00:243
3136699150,11cyclictest1319-21ssh12:00:243
3136199159,4cyclictest12291-21tr10:35:142
31361991512,2cyclictest0-21swapper/212:00:162
31361991512,2cyclictest0-21swapper/212:00:162
3136199151,10cyclictest8885-21ssh09:20:082
3136199151,10cyclictest774-21runrttasks11:47:522
3136199151,10cyclictest774-21runrttasks10:45:292
3136199151,10cyclictest4418-21ssh10:12:082
3136199151,10cyclictest26589-21runrttasks10:06:072
3136199151,10cyclictest16852-21unixbench-2d10:55:242
3136199150,13cyclictest1855-21wc12:20:002
3135799153,8cyclictest6475-21date07:25:001
31357991511,3cyclictest20143-21cpuspeed_turbos12:30:141
3135799151,10cyclictest8694-21ssh10:33:011
3135299156,7cyclictest856-21ssh10:28:570
3135299154,4cyclictest6085-21cut11:45:130
3135299151,7cyclictest774-21runrttasks10:06:020
3135299150,12cyclictest774-21runrttasks07:24:190
3137099147,6cyclictest14549-21sed08:50:164
3137099143,8cyclictest7298-21netstat09:55:204
3137099143,8cyclictest12662-21switchtime12:25:224
3137099143,8cyclictest1-21systemd11:25:204
3137099141,9cyclictest4606-21cpuspeed_turbos08:30:154
3137099141,9cyclictest26645-21ssh09:48:284
3137099141,9cyclictest23438-21sh09:10:014
3137099141,9cyclictest22251-21runrttasks10:04:204
3137099141,9cyclictest20527-21/usr/sbin/munin07:55:254
3137099141,9cyclictest16447-21/usr/sbin/munin10:55:204
3137099141,9cyclictest12007-21/usr/sbin/munin11:30:184
3137099141,10cyclictest8948-21ssh11:46:124
3137099141,10cyclictest23175-21latency_hist09:10:004
3137099140,10cyclictest8965-21wget10:15:134
3137099140,10cyclictest7847-21sed10:50:254
3137099140,10cyclictest774-21runrttasks11:17:324
3137099140,10cyclictest6746-21ssh12:22:114
3137099140,10cyclictest29878-21wc12:35:214
3137099140,10cyclictest29437-21sh10:45:084
3137099140,10cyclictest28996-21sh12:16:114
3137099140,10cyclictest28095-21ntp_offset11:20:194
3137099140,10cyclictest27002-21sh12:34:154
3137099140,10cyclictest26576-21diskmemload10:06:064
3137099140,10cyclictest26523-21basename10:25:114
3137099140,10cyclictest20517-21sh10:40:014
3137099140,10cyclictest18426-21ssh11:51:434
3137099140,10cyclictest17786-21/usr/sbin/munin09:25:254
3137099140,10cyclictest17732-21runrttasks10:38:134
3137099140,10cyclictest17475-21sh10:20:024
3137099140,10cyclictest1603-21apt-config07:14:594
3137099140,10cyclictest13787-21sh09:40:274
3137099140,10cyclictest13653-21runrttasks12:07:444
3137099140,10cyclictest13617-21/usr/sbin/munin07:40:174
3137099140,10cyclictest13559-21sh11:12:054
3136699149,4cyclictest6595-21grep09:55:163
3136699146,7cyclictest6195-21sh11:08:063
3136699143,8cyclictest22914-21wget08:00:133
3136699141,9cyclictest711-21snmpd10:37:213
3136699141,9cyclictest20067-21ssh11:15:263
3136699141,9cyclictest20062-21ssh10:02:453
3136699141,9cyclictest1228-21sh10:47:003
3136699141,10cyclictest31579-21runrttasks08:17:313
3136699141,10cyclictest26500-21runrttasks09:30:093
3136699141,10cyclictest26341-21mailstats08:05:213
3136699141,10cyclictest26187-21sh11:37:573
3136699140,11cyclictest4359-21ssh10:12:053
3136699140,10cyclictest9703-21idleruntime10:15:173
3136699140,10cyclictest6504-21/usr/sbin/munin07:25:133
3136699140,10cyclictest4219-21sed11:25:173
3136699140,10cyclictest3953-21sh12:20:243
3136699140,10cyclictest32239-21ssh12:36:413
3136699140,10cyclictest31041-21sh11:40:223
3136699140,10cyclictest29789-21ssh11:58:383
3136699140,10cyclictest29289-21runrttasks08:12:523
3136699140,10cyclictest2730-21runrttasks09:35:023
3136699140,10cyclictest27266-21diskmemload11:01:143
3136699140,10cyclictest24612-21/usr/sbin/munin10:05:173
3136699140,10cyclictest23363-21ssh10:23:083
3136699140,10cyclictest22539-21ssh10:59:253
3136699140,10cyclictest21447-21runrttasks12:12:023
3136699140,10cyclictest20752-21/usr/sbin/munin10:40:243
3136699140,10cyclictest20583-21/usr/sbin/munin09:45:233
3136699140,10cyclictest19896-21taskset07:50:393
3136699140,10cyclictest18300-21tune2fs09:25:153
3136699140,10cyclictest17563-21sh12:28:433
3136699140,10cyclictest16543-21df08:55:133
3136699140,10cyclictest16386-21sh09:24:243
3136699140,10cyclictest15917-21/usr/sbin/munin07:45:183
3136699140,10cyclictest13611-21ssh11:12:073
3136699140,10cyclictest12946-21ls11:30:183
3136699140,10cyclictest12292-21if_enp6s008:45:163
3136699140,10cyclictest11471-21sort08:45:013
3136199142,8cyclictest12826-21timerwakeupswit12:25:232
3136199141,9cyclictest21201-21ssh12:11:522
3136199141,10cyclictest6710-21ssh09:18:472
3136199140,10cyclictest944-21sh11:41:472
3136199140,10cyclictest774-21runrttasks11:10:342
3136199140,10cyclictest774-21runrttasks11:05:082
3136199140,10cyclictest6970-21aten2_r5power_c08:35:142
3136199140,10cyclictest6678-21sort07:25:152
3136199140,10cyclictest6301-21/usr/sbin/munin10:50:142
3136199140,10cyclictest5245-21rm09:35:382
3136199140,10cyclictest5150-21grep10:30:282
3136199140,10cyclictest5080-21sh12:20:562
3136199140,10cyclictest4466-21wget08:30:142
3136199140,10cyclictest32151-21ssh11:22:512
3136199140,10cyclictest32095-21chrt08:20:122
3136199140,10cyclictest32095-21chrt08:20:112
3136199140,10cyclictest29383-21ssh09:50:142
3136199140,10cyclictest28594-21/usr/sbin/munin12:35:222
3136199140,10cyclictest27104-21sh11:56:422
3136199140,10cyclictest26926-21rm09:11:222
3136199140,10cyclictest26599-21/usr/sbin/munin09:30:252
3136199140,10cyclictest25526-21ssh12:33:122
3136199140,10cyclictest24105-21rm09:46:352
3136199140,10cyclictest24046-21sh11:00:052
3136199140,10cyclictest22331-21sed10:40:232
3136199140,10cyclictest21125-21/usr/sbin/munin09:05:182
3136199140,10cyclictest2070-21cpuspeed_turbos07:15:122
3136199140,10cyclictest20248-21chrt09:01:242
3136199140,10cyclictest17773-21ssh11:33:142
3136199140,10cyclictest17766-21sh11:51:132
3136199140,10cyclictest17708-21/usr/sbin/munin10:20:192
3136199140,10cyclictest17532-21sh09:43:112
3136199140,10cyclictest16428-21sh10:00:222
3136199140,10cyclictest15238-21ssh12:08:532
3136199140,10cyclictest13617-21/usr/sbin/munin07:40:142
3136199140,10cyclictest11936-21df_inode08:45:132
3135799145,7cyclictest21497-21ssh10:40:151
3135799141,9cyclictest5215-21sh12:02:561
3135799141,9cyclictest5215-21sh12:02:561
3135799141,9cyclictest2495-21idleruntime07:15:161
3135799141,9cyclictest22983-21taskset09:08:121
3135799141,9cyclictest22399-21diskmemload09:27:221
3135799141,9cyclictest16156-21taskset11:32:021
3135799141,10cyclictest7517-21switchtime11:45:241
3135799141,10cyclictest25884-21ssh11:37:441
31357991410,3cyclictest2310-21turbostat10:30:001
3135799140,10cyclictest9626-21ssh11:28:401
3135799140,10cyclictest9370-21/usr/sbin/munin11:10:141
3135799140,10cyclictest8719-21taskset09:20:001
3135799140,10cyclictest8608-21/usr/sbin/munin12:05:201
3135799140,10cyclictest774-21runrttasks12:12:171
3135799140,10cyclictest774-21runrttasks11:02:321
3135799140,10cyclictest563-21ssh10:46:331
3135799140,10cyclictest31914-21ssh11:40:431
3135799140,10cyclictest30708-21cat08:15:161
3135799140,10cyclictest29206-21fschecks_time12:35:161
3135799140,10cyclictest29074-21sh09:50:011
3135799140,10cyclictest28690-21sh09:30:331
3135799140,10cyclictest28577-21ssh09:12:361
3135799140,10cyclictest26308-21processes08:05:201
3135799140,10cyclictest24497-21taskset08:00:261
3135799140,10cyclictest2421-21/usr/sbin/munin12:20:151
3135799140,10cyclictest23482-21ssh10:05:021
3135799140,10cyclictest21582-21ssh11:16:341
3135799140,10cyclictest21256-21ssh10:03:381
3135799140,10cyclictest2062-21rm11:24:341
3135799140,10cyclictest19310-21latency_hist12:30:001
3135799140,10cyclictest1906-21wc11:05:211
3135799140,10cyclictest18825-21sh10:56:431
3135799140,10cyclictest18519-21/usr/sbin/munin09:00:261
3135799140,10cyclictest17282-21chrt10:37:531
3135799140,10cyclictest16833-21head08:55:151
3135799140,10cyclictest1597-21taskset08:23:591
3135799140,10cyclictest1597-21taskset08:23:581
3135799140,10cyclictest14170-21ssh10:54:451
3135799140,10cyclictest13889-21/usr/sbin/munin08:50:141
3135799140,10cyclictest12713-21ssh10:16:471
3135799140,10cyclictest11647-21ssh09:40:041
3135799140,10cyclictest10610-21sh09:57:171
3135299146,6cyclictest3506-21cut09:35:140
3135299145,7cyclictest29365-21ssh10:45:050
3135299145,7cyclictest12933-21ssh12:07:120
3135299143,8cyclictest18661-21cpu09:00:140
3135299141,9cyclictest983-21runrttasks11:05:150
3135299141,9cyclictest4954-21timerwakeupswit11:25:230
3135299141,9cyclictest15376-21sh11:31:280
3135299141,10cyclictest21591-21cut09:05:150
3135299140,7cyclictest774-21runrttasks08:59:040
3135299140,7cyclictest28984-21df12:35:150
3135299140,7cyclictest28951-21ssh11:39:590
3135299140,7cyclictest21271-21sh10:03:380
3135299140,7cyclictest21185-21grep10:40:140
3135299140,6cyclictest103-1kworker/0:1H+kblockd12:00:070
3135299140,6cyclictest103-1kworker/0:1H+kblockd12:00:070
3135299140,12cyclictest7650-21ssh09:55:250
3135299140,12cyclictest19344-21ssh10:57:050
3135299140,12cyclictest10731-21plymouth11:10:200
3135299140,10cyclictest774-21runrttasks09:19:150
3135299140,10cyclictest774-21runrttasks07:47:520
3135299140,10cyclictest7408-21cut10:50:190
3135299140,10cyclictest5367-21rm10:30:350
3135299140,10cyclictest31484-21sh09:32:350
3135299140,10cyclictest29392-21chrt08:14:150
3135299140,10cyclictest27626-21cat12:15:250
3135299140,10cyclictest2507-21sh10:10:470
3135299140,10cyclictest20633-21diskmemload11:15:510
3135299140,10cyclictest17723-21ssh10:20:120
3135299140,10cyclictest10797-21unixbench_multi09:20:230
3135299140,10cyclictest10466-21sendmail_mailst08:40:200
3137099130,9cyclictest8948-21/usr/sbin/munin09:20:154
3137099130,9cyclictest8394-21timerwakeupswit08:35:264
3137099130,9cyclictest6504-21/usr/sbin/munin07:25:194
3137099130,9cyclictest4523-21cpuspeed_turbos07:20:124
3137099130,9cyclictest32212-21grep08:20:144
3137099130,9cyclictest32212-21grep08:20:144
3137099130,9cyclictest32076-21sh12:00:054
3137099130,9cyclictest32076-21sh12:00:054
3137099130,9cyclictest31746-21sh09:50:464
3137099130,9cyclictest2797-21runrttasks09:35:054
3137099130,9cyclictest27453-21/usr/sbin/munin08:10:174
3137099130,9cyclictest26796-21sh11:00:534
3137099130,9cyclictest25152-21/usr/sbin/munin08:05:134
3137099130,9cyclictest24293-21if_err_enp6s011:55:164
3137099130,9cyclictest22852-21/usr/sbin/munin08:00:194
3137099130,9cyclictest2173-21diskmemload09:15:324
3137099130,9cyclictest2032-21aten2_r5power_e08:25:144
3137099130,9cyclictest2032-21aten2_r5power_e08:25:144
3137099130,9cyclictest18971-21fschecks_count09:00:164
3137099130,9cyclictest18207-21runrttasks07:50:024
3137099130,9cyclictest16135-21/usr/sbin/munin07:45:144
3137099130,9cyclictest1325-21awk10:10:224
3137099130,9cyclictest11841-21tr08:45:134
3137099130,10cyclictest662-21timerwakeupswit07:10:254
3137099130,10cyclictest27215-21perl09:30:174
3137099130,10cyclictest20031-21sh12:11:004
3137099130,10cyclictest18089-21taskset08:58:444
3137099130,10cyclictest12053-21cat07:35:184
3136699130,9cyclictest8807-21/usr/sbin/munin07:30:143
3136699130,9cyclictest8793-21runrttasks08:37:553
3136699130,9cyclictest774-21runrttasks11:50:013
3136699130,9cyclictest4904-21perl08:30:163
3136699130,9cyclictest4553-21df_inode07:20:123
3136699130,9cyclictest3743-21sshd08:26:023
3136699130,9cyclictest3743-21sshd08:26:013
3136699130,9cyclictest3224-21/usr/sbin/munin10:30:213
3136699130,9cyclictest31625-21/usr/sbin/munin07:10:153
3136699130,9cyclictest303-21hddtemp_smartct08:20:173
3136699130,9cyclictest303-21hddtemp_smartct08:20:173
3136699130,9cyclictest29421-21/usr/sbin/munin09:50:183
3136699130,9cyclictest27023-21load12:15:183
3136699130,9cyclictest21912-21cat07:55:243
3136699130,9cyclictest21125-21/usr/sbin/munin09:05:123
3136699130,9cyclictest19789-21sh12:30:083
3136699130,9cyclictest18830-21cpuspeed_turbos09:00:153
3136699130,9cyclictest1814-21/usr/sbin/munin07:15:103
3136699130,9cyclictest13992-21aten2_r5power_v08:50:143
3136699130,9cyclictest13889-21cpuspeed_turbos07:40:153
3136699130,9cyclictest11110-21munin-node07:35:123
3136699130,10cyclictest2142-21sh09:15:313
3136199130,9cyclictest8791-21runrttasks07:30:022
3136199130,9cyclictest774-21runrttasks07:50:072
3136199130,9cyclictest711-21snmpd07:58:302
3136199130,9cyclictest5247-21apt-get09:55:012
3136199130,9cyclictest29755-21/usr/sbin/munin08:15:132
3136199130,9cyclictest27453-21/usr/sbin/munin08:10:162
3136199130,9cyclictest27203-21which10:25:142
3136199130,9cyclictest25152-21/usr/sbin/munin08:05:212
3136199130,9cyclictest22900-21aten2_r5power_e08:00:132
3136199130,9cyclictest16192-21/usr/sbin/munin08:55:122
3136199130,9cyclictest15917-21/usr/sbin/munin07:45:202
3136199130,9cyclictest15095-21mailstats08:50:212
3136199130,10cyclictest9332-21ssh10:15:152
3136199130,10cyclictest774-21runrttasks11:15:032
3136199130,10cyclictest5219-21ssh11:25:262
3136199130,10cyclictest2160-21cpuspeed08:25:152
3136199130,10cyclictest2160-21cpuspeed08:25:152
3136199130,10cyclictest13210-21runrttasks07:39:042
3136199130,10cyclictest1147-21chrt07:14:202
3135799135,6cyclictest4465-21aten2_r5power_v08:30:141
3135799131,9cyclictest22461-21taskset07:59:141
3135799131,9cyclictest15092-21df_inode11:50:131
3135799131,9cyclictest10780-21runrttasks07:34:471
3135799131,8cyclictest12311-21if_err_enp6s008:45:161
3135799130,9cyclictest9282-21/usr/sbin/munin08:40:201
3135799130,9cyclictest774-21runrttasks07:25:111
3135799130,9cyclictest321-21systemd-journal08:25:021
3135799130,9cyclictest321-21systemd-journal08:25:021
3135799130,9cyclictest32073-21fschecks_count07:10:161
3135799130,9cyclictest31567-21latency_hist07:10:011
3135799130,9cyclictest2736-21ssh09:35:021
3135799130,9cyclictest24989-21sed11:55:241
3135799130,9cyclictest18218-21/usr/sbin/munin07:50:171
3135799130,9cyclictest16485-21fschecks_time07:45:151
3135799130,9cyclictest13962-21cstates07:40:141
3135799130,9cyclictest11110-21/usr/sbin/munin07:35:181
3135799130,10cyclictest6957-21/usr/sbin/munin08:35:181
3135799130,10cyclictest32370-21sh10:10:071
3135799130,10cyclictest27444-21chrt08:10:031
3135799130,10cyclictest20503-21ssh09:45:081
3135299139,3cyclictest11960-21fschecks_count08:45:140
3135299135,6cyclictest22782-21latency_hist08:00:010
3135299131,9cyclictest1358-21runrttasks08:20:440
3135299131,9cyclictest1358-21runrttasks08:20:440
3135299130,9cyclictest321-21systemd-journal07:25:050
3135299130,7cyclictest103-1kworker/0:1H+kblockd08:00:030
3135299130,7cyclictest103-1kworker/0:1H+kblockd07:32:110
3135299130,7cyclictest103-1kworker/0:1H+kblockd07:15:410
3135299130,6cyclictest5019-21sh08:30:170
3135299130,11cyclictest31543-21sshd08:17:020
3135299130,10cyclictest7773-21sed08:35:180
3135299130,10cyclictest774-21runrttasks07:52:290
3135299130,10cyclictest25690-21fschecks_time08:05:150
3135299130,10cyclictest13888-21tr07:40:150
3135299130,10cyclictest11462-21df07:35:140
3135299130,10cyclictest103-1kworker/0:1H+kblockd08:50:140
3137099120,9cyclictest9641-21sh08:40:134
3137099120,9cyclictest774-21runrttasks07:31:204
3136199120,9cyclictest9324-21aten2_r5power_e08:40:132
3136199120,9cyclictest4733-21fschecks_time07:20:142
3135299120,9cyclictest774-21runrttasks08:26:210
3135299120,9cyclictest774-21runrttasks08:26:210
24092120,1sleep50-21swapper/512:38:385
74752110,1sleep50-21swapper/512:04:385
74752110,1sleep50-21swapper/512:04:375
3135299110,8cyclictest31452-21latency_hist07:10:010
136432110,1sleep50-21swapper/511:12:105
110362110,1sleep50-21swapper/509:20:315
50362100,1sleep50-21swapper/511:44:455
3137099100,8cyclictest31537-21latency_hist07:10:004
3136699100,8cyclictest31494-21sed07:10:013
3136199101,7cyclictest31305-21latency_hist07:10:012
8197290,1sleep50-21swapper/507:26:025
24734280,0sleep50-21swapper/512:32:365
16019280,0sleep50-21swapper/509:42:055
23090270,0sleep50-21swapper/509:09:415
20087260,1sleep50-21swapper/511:34:565
11295260,1sleep50-21swapper/511:29:555
8256250,1sleep50-21swapper/509:19:555
3260250,3sleep50-21swapper/509:53:375
25821250,1sleep50-21swapper/510:24:565
8946240,1sleep50-21swapper/508:40:015
8136240,1sleep50-21swapper/512:05:015
7747240,2sleep50-21swapper/509:37:285
4694241,1sleep50-21swapper/510:49:305
3862240,1sleep50-21swapper/507:20:005
26839241,1sleep50-21swapper/511:00:565
26507240,2sleep50-21swapper/509:11:055
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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