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2026-06-09 - 18:14
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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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackbslot4.osadl.org (updated Tue Jun 09, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7868997016,48cyclictest20561-21ssh09:40:381
787399682,7cyclictest8473-21/usr/sbin/munin06:59:132
787399682,7cyclictest8473-21/usr/sbin/munin06:59:132
7868996818,44cyclictest15951-21/usr/sbin/munin07:19:041
787399674,57cyclictest0-21swapper/209:34:122
7868996719,42cyclictest31886-21taskset12:06:411
7868996714,46cyclictest4320-21ssh10:03:281
7868996713,48cyclictest0-21swapper/111:40:451
7868996712,49cyclictest0-21swapper/111:59:151
787399665,55cyclictest0-21swapper/209:59:182
787399663,7cyclictest25834-21/usr/sbin/munin09:04:122
7868996620,13cyclictest9759-21/usr/sbin/munin08:29:141
7868996619,41cyclictest6925-21ssh09:23:211
7868996615,45cyclictest10568-21ssh10:10:491
787399655,54cyclictest0-21swapper/211:14:212
7868996521,38cyclictest9446-21/usr/sbin/munin12:19:111
7868996520,39cyclictest16262-21ssh11:02:401
7868996519,40cyclictest629-21snmpd11:13:571
7868996421,36cyclictest3718-21/usr/sbin/munin11:28:571
7868996419,39cyclictest6012-21/usr/sbin/munin08:18:581
7868996414,44cyclictest31630-21ssh09:12:471
787399634,6cyclictest0-21swapper/210:24:202
7868996319,38cyclictest25605-21ssh09:48:361
7868996318,39cyclictest22708-21awk11:10:261
7868996221,35cyclictest3204-21switchtime10:44:131
7868996221,35cyclictest31627-21ntp_states10:39:081
7868996219,37cyclictest7106-21ssh12:17:051
7868996219,37cyclictest4912-21df_inode10:03:571
7868996219,37cyclictest29051-21/usr/sbin/munin07:54:041
7868996219,37cyclictest19263-21date11:49:111
7868996219,37cyclictest19263-21date11:49:111
7868996219,37cyclictest18090-21ssh09:38:221
7868996219,37cyclictest17985-21ssh10:20:481
7868996219,37cyclictest17985-21ssh10:20:481
7868996219,37cyclictest12171-21/usr/sbin/munin10:13:541
7868996218,38cyclictest26932-21ssh09:05:411
7868996218,38cyclictest23814-21ssh11:55:191
7868996218,38cyclictest2270-21/usr/sbin/munin08:09:101
7868996218,38cyclictest20735-21taskset08:58:261
7868996218,38cyclictest15362-21/usr/sbin/munin08:44:101
7868996217,40cyclictest31661-21ssh09:55:321
7868996217,40cyclictest13101-21ssh09:30:331
7868996217,40cyclictest13101-21ssh09:30:331
7868996217,39cyclictest16771-21ssh11:46:161
7868996216,40cyclictest8736-21ssh11:34:561
7868996216,40cyclictest30916-21/usr/sbin/munin07:59:031
7868996216,40cyclictest2341-21ssh09:16:241
7868996216,40cyclictest21093-21aten_rbpower_cu08:58:581
7868996121,34cyclictest17231-21/usr/sbin/munin08:49:041
7868996119,37cyclictest28451-21ssh09:51:391
7868996118,37cyclictest27163-21/usr/sbin/munin07:49:021
7868996118,37cyclictest2081-21users12:09:151
7868996118,37cyclictest14149-21missed_timers08:39:071
7868996118,37cyclictest14149-21missed_timers08:39:071
7868996116,39cyclictest23331-21ssh10:28:551
7868996116,39cyclictest1560-21ssh11:25:341
7868996116,39cyclictest11036-21ssh10:54:251
7868996116,12cyclictest26037-21tr07:44:111
7868996115,40cyclictest0-21swapper/110:51:501
7868996113,42cyclictest0-21swapper/112:24:141
7868996113,41cyclictest23930-21/usr/sbin/munin07:39:071
7868996020,34cyclictest7886-21/usr/sbin/munin08:24:081
7868996019,9cyclictest4140-21/usr/sbin/munin08:14:061
7868996018,37cyclictest30323-21ssh11:20:481
7868996018,36cyclictest29901-21ssh10:37:251
7868996016,38cyclictest17923-21wget07:23:591
7868996015,39cyclictest0-21swapper/110:24:271
7868996014,40cyclictest0-21swapper/109:24:021
7868996014,39cyclictest0-21swapper/111:04:241
786499608,45cyclictest0-21swapper/011:04:560
7873995932,22cyclictest8718-21grep09:24:162
7868995921,32cyclictest629-21snmpd07:37:541
7868995817,35cyclictest11626-21/usr/sbin/munin08:34:031
7868995817,35cyclictest11626-21/usr/sbin/munin08:34:031
7868995814,38cyclictest440-21cpu08:04:001
786499584,48cyclictest0-21swapper/011:43:430
7864995616,35cyclictest32216-21fschecks_count11:23:570
787999554,45cyclictest0-21swapper/310:54:363
787999553,47cyclictest0-21swapper/310:37:173
786499554,45cyclictest0-21swapper/012:11:040
787999544,44cyclictest0-21swapper/312:10:053
7879995414,34cyclictest15362-21interrupts09:34:023
7873995425,24cyclictest11490-21grep07:04:192
7873995425,24cyclictest11490-21grep07:04:192
7873995415,32cyclictest19864-21diskstats07:29:032
786499545,6cyclictest0-21swapper/010:48:360
786499544,44cyclictest0-21swapper/011:33:100
786499543,46cyclictest0-21swapper/009:50:180
787399533,43cyclictest27903-21ntpq07:49:092
787999523,44cyclictest0-21swapper/311:47:553
787399526,40cyclictest4106-21open_files11:29:052
7873995216,31cyclictest32063-21grep10:39:152
786499525,40cyclictest0-21swapper/012:23:580
786499524,42cyclictest0-21swapper/009:07:590
7864995214,33cyclictest1281-21sh10:42:320
787999514,42cyclictest0-21swapper/309:09:293
787999514,41cyclictest0-21swapper/310:26:343
787999514,41cyclictest0-21swapper/309:01:193
787999513,43cyclictest0-21swapper/310:43:263
7879995112,34cyclictest10915-21sh11:38:553
787399519,36cyclictest30492-21crond10:38:442
787399516,38cyclictest25708-21hwlatdetect07:44:052
787399513,41cyclictest13278-21timerandwakeup07:09:172
787399512,44cyclictest5848-21basename10:48:542
787399512,43cyclictest15288-21ntpq11:44:082
7873995113,33cyclictest512-21latency09:14:062
7873995113,31cyclictest10674-21threads10:54:132
787999503,43cyclictest0-21swapper/311:20:463
787999503,42cyclictest0-21swapper/309:29:363
787999503,42cyclictest0-21swapper/309:29:363
787399507,36cyclictest29616-21/usr/sbin/munin12:03:572
787399507,36cyclictest21735-21entropy07:34:022
787399503,41cyclictest31647-21ntpq07:59:072
787399503,41cyclictest29870-21processes07:54:142
787399503,41cyclictest17740-21kernelversion08:49:042
787399503,40cyclictest9302-21ntp_offset10:09:092
787399502,43cyclictest19002-21idleruntime09:39:012
7873995016,28cyclictest26456-21ntpq11:59:062
7873995015,30cyclictest24124-21netstat07:39:112
7873995014,30cyclictest26087-21cpu09:48:572
7873995013,31cyclictest370-21systemd-journal09:55:132
7873995011,33cyclictest24448-21timerandwakeup10:29:152
786899508,36cyclictest0-21swapper/107:17:401
786499507,37cyclictest0-21swapper/011:33:570
786499505,39cyclictest0-21swapper/010:35:100
786499505,39cyclictest0-21swapper/010:29:420
786499504,41cyclictest0-21swapper/009:59:470
786499504,10cyclictest0-21swapper/011:43:450
786499502,42cyclictest11811-21ssh10:13:340
73382509,13sleep30-21swapper/306:55:203
787999493,41cyclictest0-21swapper/311:11:033
787999493,41cyclictest0-21swapper/310:16:073
787999493,4cyclictest0-21swapper/311:07:363
7879994913,30cyclictest9697-21sshd09:26:143
787399497,35cyclictest22344-21hwlatdetect11:53:562
787399497,35cyclictest13639-21tune2fs10:58:572
787399496,36cyclictest19326-21fschecks_count08:54:002
787399496,36cyclictest13423-21unixbench-2d10:14:152
787399493,8cyclictest16125-21/usr/sbin/munin07:19:022
7873994918,26cyclictest2862-21ksmtuned11:28:272
7873994916,27cyclictest18159-21sort11:04:142
7873994914,30cyclictest23599-21unixbench_singl09:44:172
7873994913,30cyclictest18882-21timerwakeupswit07:24:162
7873994913,30cyclictest11680-21tr08:33:592
7873994913,30cyclictest11680-21tr08:33:592
7873994913,30cyclictest10947-21fschecks_count11:38:572
7873994911,32cyclictest22333-21sed08:59:172
7868994930,14cyclictest20879-21unixbench_multi07:29:191
786499499,35cyclictest0-21swapper/010:22:390
786499499,35cyclictest0-21swapper/010:22:390
786499494,40cyclictest0-21swapper/011:12:060
786499494,39cyclictest0-21swapper/009:25:280
786499493,40cyclictest31822-21ssh09:13:120
786499492,41cyclictest18270-21kworker/0:109:48:280
786499492,41cyclictest13881-21latency10:59:020
73612499,14sleep10-21swapper/106:55:391
787999489,12cyclictest0-21swapper/310:05:443
787999484,37cyclictest0-21swapper/307:43:483
787999483,7cyclictest0-21swapper/310:51:163
787999483,40cyclictest0-21swapper/312:14:193
787999482,40cyclictest7176-21ssh11:33:553
7879994814,29cyclictest564-21dbus-daemon09:48:453
7879994811,6cyclictest0-21swapper/311:14:093
7879994811,31cyclictest0-21swapper/311:53:253
7879994811,31cyclictest0-21swapper/311:53:253
787399485,36cyclictest18175-21/usr/sbin/munin11:48:542
787399485,36cyclictest18175-21/usr/sbin/munin11:48:542
787399483,39cyclictest2642-21interrupts10:44:012
7873994817,26cyclictest3365-21cat08:09:162
7873994816,27cyclictest4781-21aten_rbpower_en10:03:552
7873994815,28cyclictest1810-21timerandwakeup12:09:122
7873994814,29cyclictest643-21runrttasks11:22:262
7873994814,28cyclictest5063-21latency12:14:022
7873994813,29cyclictest6377-21fschecks_time08:19:032
7873994812,30cyclictest21110-21tune2fs11:08:592
7873994812,29cyclictest866-21if_eth208:04:052
7873994810,33cyclictest643-21runrttasks09:29:172
7873994810,33cyclictest643-21runrttasks09:29:172
7873994810,32cyclictest16204-21ssh10:18:592
7873994810,32cyclictest16204-21ssh10:18:592
786899484,39cyclictest0-21swapper/107:03:491
786899484,39cyclictest0-21swapper/107:03:491
786499484,39cyclictest0-21swapper/007:29:160
786499484,38cyclictest0-21swapper/009:41:020
786499484,38cyclictest0-21swapper/009:20:350
786499484,38cyclictest0-21swapper/007:13:490
787999478,33cyclictest0-21swapper/309:13:543
787999477,34cyclictest0-21swapper/312:24:413
787999474,38cyclictest0-21swapper/312:23:023
787999474,38cyclictest0-21swapper/310:09:213
787999474,38cyclictest0-21swapper/309:54:183
787999474,38cyclictest0-21swapper/308:03:513
787999474,37cyclictest0-21swapper/311:29:323
787999473,39cyclictest0-21swapper/310:29:273
7879994710,31cyclictest0-21swapper/312:08:373
787399478,34cyclictest643-21runrttasks08:44:482
787399478,34cyclictest11962-21aten_rbpower_vo12:23:552
787399477,33cyclictest13976-21interrupts08:39:032
787399477,33cyclictest13976-21interrupts08:39:032
787399475,35cyclictest4501-21/usr/sbin/munin09:19:082
787399472,7cyclictest4493-21tune2fs08:14:012
7873994714,28cyclictest15174-21timerwakeupswit07:14:172
786499474,8cyclictest0-21swapper/012:19:340
786499474,5cyclictest0-21swapper/012:17:040
786499474,38cyclictest0-21swapper/010:27:470
786499474,38cyclictest0-21swapper/009:35:030
786499474,38cyclictest0-21swapper/008:29:150
786499474,20cyclictest0-21swapper/010:56:520
786499474,19cyclictest0-21swapper/011:56:100
786499473,39cyclictest0-21swapper/012:03:550
786499473,39cyclictest0-21swapper/009:14:280
786499473,39cyclictest0-21swapper/009:00:590
7864994712,29cyclictest0-21swapper/011:49:310
7864994712,29cyclictest0-21swapper/011:49:310
786499471,4cyclictest20770-21diskmemload11:23:430
787999467,33cyclictest0-21swapper/311:24:443
787999464,9cyclictest0-21swapper/311:59:153
787999464,37cyclictest0-21swapper/310:23:373
787999464,37cyclictest0-21swapper/310:23:373
787999464,36cyclictest0-21swapper/311:54:253
787999464,36cyclictest0-21swapper/307:03:283
787999464,36cyclictest0-21swapper/307:03:283
787999463,38cyclictest0-21swapper/307:04:033
787999463,38cyclictest0-21swapper/307:04:033
787999463,37cyclictest0-21swapper/309:41:403
787399468,33cyclictest370-21systemd-journal11:38:092
787399465,33cyclictest0-21swapper/208:24:012
787399463,7cyclictest9815-21/usr/sbin/munin08:28:582
787399462,38cyclictest3199450ssh09:13:352
786499464,37cyclictest0-21swapper/008:33:550
786499464,37cyclictest0-21swapper/008:33:550
786499464,37cyclictest0-21swapper/008:19:350
786499464,36cyclictest0-21swapper/010:15:110
786499464,36cyclictest0-21swapper/010:04:480
786499464,16cyclictest0-21swapper/010:49:010
786499463,38cyclictest0-21swapper/007:24:050
786499462,38cyclictest26388-21ls11:59:050
787999457,7cyclictest0-21swapper/308:42:083
787999457,7cyclictest0-21swapper/308:42:083
787999454,36cyclictest0-21swapper/309:22:233
787999454,16cyclictest0-21swapper/310:01:543
787999454,10cyclictest0-21swapper/308:12:103
7879994515,26cyclictest29462-21wc09:53:453
787399453,8cyclictest8535-21perl12:18:552
786499455,34cyclictest0-21swapper/011:15:030
786499454,36cyclictest0-21swapper/009:54:580
786499454,36cyclictest0-21swapper/008:48:590
786499454,36cyclictest0-21swapper/008:46:450
7864994513,28cyclictest11132-21/usr/sbin/munin09:29:080
7864994513,28cyclictest11132-21/usr/sbin/munin09:29:080
787999444,35cyclictest0-21swapper/310:58:453
787999444,15cyclictest0-21swapper/310:44:223
787999443,35cyclictest0-21swapper/309:04:493
787999443,35cyclictest0-21swapper/307:48:483
786499444,36cyclictest0-21swapper/008:23:550
7879994330,8cyclictest10714-21grep08:29:143
786899433,9cyclictest0-21swapper/107:03:531
786899433,9cyclictest0-21swapper/107:03:531
786499434,34cyclictest0-21swapper/008:54:200
786499434,34cyclictest0-21swapper/007:23:470
786499433,8cyclictest14979-21sensors07:14:130
786499433,34cyclictest9034-21latency06:59:070
786499433,34cyclictest9034-21latency06:59:070
787999424,32cyclictest0-21swapper/307:08:593
787999423,33cyclictest0-21swapper/308:03:483
786499423,34cyclictest0-21swapper/007:33:540
786499423,33cyclictest0-21swapper/007:08:490
786499423,33cyclictest0-21swapper/007:08:490
787999414,32cyclictest0-21swapper/307:58:493
787999413,33cyclictest0-21swapper/307:53:483
7868994122,14cyclictest12374-21df07:09:011
786499414,32cyclictest0-21swapper/008:18:480
73422417,11sleep20-21swapper/206:55:232
730224015,19sleep00-21swapper/006:54:570
787999394,31cyclictest0-21swapper/307:34:213
134912393,6sleep00-21swapper/008:38:550
134912393,6sleep00-21swapper/008:38:550
7879993826,7cyclictest16240-21cut07:19:033
193272383,6sleep30-21swapper/307:27:153
95292373,6sleep30-21swapper/308:28:443
787999374,29cyclictest0-21swapper/307:17:153
7879993626,6cyclictest4706-21grep08:14:063
7879993625,7cyclictest20074-21cut07:29:043
324902363,6sleep00-21swapper/008:02:570
197242363,6sleep30-21swapper/308:54:073
787999353,28cyclictest0-21swapper/308:43:523
7879993523,7cyclictest12054-21idleruntime08:34:043
7879993523,7cyclictest12054-21idleruntime08:34:043
786499354,26cyclictest0-21swapper/008:09:140
286332353,6sleep00-21swapper/007:51:270
188072343,6sleep30-21swapper/308:52:463
7864993321,7cyclictest23643-21tune2fs07:39:030
786499324,23cyclictest0-21swapper/007:54:330
786499315,19cyclictest0-21swapper/008:04:040
787999304,21cyclictest0-21swapper/308:19:033
786499294,21cyclictest0-21swapper/007:48:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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