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2026-06-04 - 11:50
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot6.osadl.org (updated Thu Jun 04, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
230821580,4sleep2805599cyclictest01:55:442
106891980,3ptp4l401ktimersoftd/320:44:193
14992770,2sleep20-21swapper/200:15:152
7022690,3sleep125-21ksoftirqd/100:46:291
106891680,1ptp4l401ktimersoftd/323:50:423
166172660,2sleep20-21swapper/223:23:352
231962620,2sleep10-21swapper/100:03:291
77112614,10sleep20-21swapper/220:43:082
181122610,3sleep3401ktimersoftd/323:58:053
804499606,13cyclictest11918-21apt-config00:26:070
804499598,12cyclictest3382-21cut01:56:250
8044995910,11cyclictest31972-21ssh01:51:330
804499578,11cyclictest30500-21ssh00:11:220
804499569,11cyclictest19410-21wc02:11:380
804499568,11cyclictest30359-21cat01:16:360
804499561,7cyclictest0-21swapper/001:21:350
804499561,7cyclictest0-21swapper/001:21:350
8044995610,11cyclictest5361-21sed00:51:270
804499559,17cyclictest4978-21ssh23:45:390
804499559,17cyclictest4978-21ssh23:45:390
804499558,14cyclictest18646-21grep23:26:190
804499556,17cyclictest22838-21/usr/sbin/munin22:56:260
804499556,13cyclictest32582-21irqrtprio00:46:250
804499555,18cyclictest31581-21fschecks_count23:06:190
804499555,12cyclictest28154-21grep21:46:190
804499555,12cyclictest15540-21cat01:36:090
264452550,3sleep10-21swapper/123:01:181
106891550,1ptp4l401ktimersoftd/302:11:463
804499549,18cyclictest15435-21ssh01:01:300
804499547,12cyclictest4197-21grep00:16:350
804499547,12cyclictest23247-21wc21:31:020
804499545,12cyclictest9574-21grep00:56:230
106891540,1ptp4l401ktimersoftd/323:26:013
804499539,8cyclictest22394-21ssh00:36:210
804499538,12cyclictest27013-21sendmail_mailqu01:46:310
804499538,11cyclictest25561-21wc01:11:370
804499538,10cyclictest13430-21hddtemp_smartct02:06:260
804499537,17cyclictest19871-21ssh01:40:270
804499536,13cyclictest24286-21irqrtprio23:31:240
804499534,13cyclictest0-21swapper/022:36:190
150372530,2sleep20-21swapper/222:46:382
804499528,11cyclictest4297-21gltestperf22:16:150
804499528,10cyclictest13736-21modprobe22:46:190
804499526,13cyclictest9040-21sed22:31:050
804499526,13cyclictest15847-21grep21:06:170
804499525,17cyclictest21099-21cat22:56:060
804499525,15cyclictest21711-21latency_hist00:36:080
804499525,12cyclictest10467-21cat23:51:180
804499524,14cyclictest18987-21/usr/sbin/munin01:06:360
8044995210,8cyclictest21698-21snmp_o5powerctl00:01:300
106891520,2ptp4l10740-21kworker/3:001:28:273
106891520,2ptp4l10740-21kworker/3:001:28:273
804499516,13cyclictest22488-21sed01:41:380
804499516,11cyclictest19940-21sed00:01:060
804499515,13cyclictest30977-21cat23:06:060
804499514,16cyclictest10236-21latency_hist23:51:060
804499514,12cyclictest25054-21latency21:36:170
804499514,11cyclictest12898-21sed22:46:050
804499513,12cyclictest0-21swapper/021:56:180
804499513,12cyclictest0-21swapper/021:56:180
804499509,10cyclictest13259-21mailstats20:56:200
804499504,12cyclictest20859-21latency_hist21:26:020
804499504,12cyclictest1008-21cpuspeed_turbos22:06:130
804499503,16cyclictest12392-21apt-get00:26:200
804499502,18cyclictest0-21swapper/023:21:170
8050994920,5cyclictest25-21ksoftirqd/123:51:361
8050994915,8cyclictest25-21ksoftirqd/122:41:051
804499496,12cyclictest8931-21irqrtprio02:01:280
804499496,12cyclictest6133-21cat01:26:210
804499496,12cyclictest6133-21cat01:26:210
804499495,12cyclictest6753-21sed22:26:050
804499493,12cyclictest0-21swapper/020:51:030
805099483,9cyclictest25-21ksoftirqd/101:56:211
804499487,18cyclictest23935-21sed21:36:030
804499486,18cyclictest8092-21date20:46:020
804499485,17cyclictest28586-21ssh23:36:200
804499484,14cyclictest27848-21ssh00:08:060
804499484,12cyclictest17346-21sed21:11:030
804499484,11cyclictest31433-21latency_hist00:46:080
804499482,20cyclictest0-21swapper/023:20:050
804499482,19cyclictest0-21swapper/022:06:040
8050994730,3cyclictest25-21ksoftirqd/100:11:341
8050994720,4cyclictest25-21ksoftirqd/123:11:061
8050994717,4cyclictest25-21ksoftirqd/121:06:031
804499477,8cyclictest14647-21munin-run21:06:030
804499472,18cyclictest0-21swapper/023:16:050
804499472,16cyclictest0-21swapper/020:46:300
804499466,8cyclictest19505-21/usr/sbin/munin21:16:250
293312460,2sleep229333-21ssh00:42:292
106891460,1ptp4l401ktimersoftd/300:22:243
8050994530,3cyclictest25-21ksoftirqd/100:36:291
8050994515,4cyclictest25-21ksoftirqd/100:26:071
8050994513,4cyclictest25-21ksoftirqd/101:06:081
804499455,16cyclictest3544-21latency_hist22:16:040
8050994418,4cyclictest25-21ksoftirqd/100:31:251
8050994418,4cyclictest25-21ksoftirqd/100:11:071
805099440,8cyclictest12748-21diskmemload01:21:361
805099440,8cyclictest12748-21diskmemload01:21:361
805099440,6cyclictest25-21ksoftirqd/121:56:031
805099440,6cyclictest25-21ksoftirqd/121:56:031
106891440,1ptp4l401ktimersoftd/301:32:233
8050994338,3cyclictest25-21ksoftirqd/101:06:121
8050994326,7cyclictest25-21ksoftirqd/102:11:311
8050994319,4cyclictest25-21ksoftirqd/123:11:191
8050994312,7cyclictest25-21ksoftirqd/102:06:291
8050994312,7cyclictest25-21ksoftirqd/101:11:241
805099425,3cyclictest25-21ksoftirqd/123:21:201
8050994233,3cyclictest25-21ksoftirqd/121:46:191
8050994230,3cyclictest25-21ksoftirqd/101:19:541
8050994217,4cyclictest25-21ksoftirqd/123:46:231
8050994214,8cyclictest25-21ksoftirqd/101:36:201
8050994135,3cyclictest25-21ksoftirqd/102:01:111
8050994130,3cyclictest25-21ksoftirqd/122:55:571
8050994112,8cyclictest25-21ksoftirqd/122:06:211
8050994031,4cyclictest25-21ksoftirqd/100:26:121
8050994028,4cyclictest25-21ksoftirqd/122:16:171
8050994028,3cyclictest25-21ksoftirqd/122:49:271
8050994016,8cyclictest25-21ksoftirqd/101:26:241
8050994016,8cyclictest25-21ksoftirqd/101:26:241
8050994016,8cyclictest25-21ksoftirqd/100:41:231
8050994016,6cyclictest25-21ksoftirqd/123:36:061
8050994016,4cyclictest25-21ksoftirqd/122:01:041
8050994014,4cyclictest25-21ksoftirqd/123:36:261
8050994012,5cyclictest25-21ksoftirqd/123:41:281
8050994012,5cyclictest25-21ksoftirqd/123:41:281
8050994011,4cyclictest25-21ksoftirqd/121:36:171
8050994011,4cyclictest25-21ksoftirqd/121:16:141
8050994010,5cyclictest25-21ksoftirqd/123:56:341
8050994010,4cyclictest25-21ksoftirqd/121:11:031
106891400,1ptp4l401ktimersoftd/322:36:233
106891400,1ptp4l401ktimersoftd/300:38:583
805099399,4cyclictest25-21ksoftirqd/101:51:311
8050993925,6cyclictest25-21ksoftirqd/101:46:221
8050993924,6cyclictest25-21ksoftirqd/123:16:171
8050993913,8cyclictest25-21ksoftirqd/101:41:241
8050993912,4cyclictest25-21ksoftirqd/100:56:251
8050993910,5cyclictest25-21ksoftirqd/123:26:341
106891390,1ptp4l401ktimersoftd/322:51:133
106891390,0ptp4l401ktimersoftd/301:09:413
8050993832,3cyclictest25-21ksoftirqd/121:11:071
8050993828,3cyclictest25-21ksoftirqd/121:56:151
805099381,4cyclictest5680-21ssh00:51:301
8050993814,8cyclictest25-21ksoftirqd/122:56:311
8050993814,7cyclictest25-21ksoftirqd/121:26:151
805099380,8cyclictest121rcu_preempt20:56:021
300062380,23sleep233-21ksoftirqd/223:04:402
106891380,1ptp4l401ktimersoftd/323:08:413
106891380,1ptp4l401ktimersoftd/322:48:293
106891380,1ptp4l401ktimersoftd/301:06:033
106891380,1ptp4l401ktimersoftd/300:57:363
106891380,1ptp4l401ktimersoftd/300:02:133
106891380,0ptp4l401ktimersoftd/321:06:123
805099378,5cyclictest25-21ksoftirqd/122:36:041
805099374,6cyclictest25-21ksoftirqd/122:16:041
805099373,7cyclictest25-21ksoftirqd/122:26:291
8050993731,3cyclictest25-21ksoftirqd/101:36:081
8050993729,4cyclictest25-21ksoftirqd/120:56:101
8050993714,7cyclictest25-21ksoftirqd/122:41:051
8050993714,7cyclictest25-21ksoftirqd/120:46:161
106891370,1ptp4l401ktimersoftd/323:53:243
106891370,1ptp4l401ktimersoftd/323:38:353
106891370,1ptp4l401ktimersoftd/323:33:153
106891370,1ptp4l401ktimersoftd/323:19:483
106891370,1ptp4l401ktimersoftd/323:15:123
106891370,1ptp4l401ktimersoftd/322:57:203
106891370,1ptp4l401ktimersoftd/321:21:383
106891370,1ptp4l401ktimersoftd/302:03:323
106891370,1ptp4l401ktimersoftd/301:57:323
106891370,1ptp4l401ktimersoftd/301:52:113
106891370,1ptp4l401ktimersoftd/301:49:083
106891370,1ptp4l401ktimersoftd/301:40:243
106891370,1ptp4l401ktimersoftd/301:17:513
106891370,1ptp4l401ktimersoftd/300:53:403
106891370,1ptp4l401ktimersoftd/300:48:493
8050993630,3cyclictest25-21ksoftirqd/100:16:211
106891360,1ptp4l401ktimersoftd/323:42:323
106891360,1ptp4l401ktimersoftd/323:42:323
106891360,1ptp4l401ktimersoftd/302:07:073
106891360,1ptp4l401ktimersoftd/300:19:033
106891360,1ptp4l401ktimersoftd/300:11:083
106891360,1ptp4l401ktimersoftd/300:09:033
106891360,0ptp4l401ktimersoftd/322:27:493
805099358,4cyclictest25-21ksoftirqd/122:06:041
106891350,1ptp4l401ktimersoftd/300:30:173
805599347,17cyclictest20243-21ssh00:01:172
8055993421,7cyclictest33-21ksoftirqd/223:16:162
805099341,3cyclictest121rcu_preempt21:36:021
106891340,1ptp4l401ktimersoftd/322:43:593
106891340,0ptp4l401ktimersoftd/301:44:133
106891340,0ptp4l401ktimersoftd/300:43:093
805099330,7cyclictest121rcu_preempt21:26:021
106891330,2ptp4l13756-21kworker/3:021:59:463
106891330,2ptp4l13756-21kworker/3:021:59:463
106891330,1ptp4l401ktimersoftd/301:11:303
805099321,3cyclictest121rcu_preempt21:46:031
804499321,20cyclictest9524-21sh22:36:040
106891320,1ptp4l401ktimersoftd/301:22:073
106891320,1ptp4l401ktimersoftd/301:22:073
8050993125,3cyclictest25-21ksoftirqd/122:26:041
804499314,13cyclictest0-21swapper/021:56:030
804499314,13cyclictest0-21swapper/021:56:030
106891310,1ptp4l401ktimersoftd/321:54:333
106891310,1ptp4l401ktimersoftd/321:54:333
106891310,0ptp4l401ktimersoftd/322:32:333
106891310,0ptp4l401ktimersoftd/321:44:113
805599306,13cyclictest23924-21ssh01:11:202
805599304,14cyclictest31838-21rm00:46:182
8055993016,6cyclictest33-21ksoftirqd/223:56:182
65412306,10sleep10-21swapper/120:41:221
106891300,1ptp4l401ktimersoftd/323:04:453
106891300,0ptp4l401ktimersoftd/320:46:333
804499296,9cyclictest0-21swapper/021:46:030
1116322922,3sleep233-21ksoftirqd/202:03:522
106891290,1ptp4l401ktimersoftd/321:26:173
8055992823,3cyclictest33-21ksoftirqd/223:36:052
8055992823,3cyclictest33-21ksoftirqd/222:36:042
8055992823,3cyclictest15423-21kworker/2:200:06:252
8055992822,3cyclictest33-21ksoftirqd/202:11:362
8055992821,4cyclictest33-21ksoftirqd/222:28:432
106891280,1ptp4l401ktimersoftd/322:19:263
805599274,13cyclictest20680-21ssh01:41:202
8055992721,3cyclictest33-21ksoftirqd/223:36:222
8055992721,3cyclictest33-21ksoftirqd/222:23:052
8055992720,5cyclictest33-21ksoftirqd/200:36:292
106891270,1ptp4l401ktimersoftd/320:56:013
106891270,11ptp4l401ktimersoftd/323:30:193
8064992620,3cyclictest41-21ksoftirqd/321:36:023
8055992622,3cyclictest33-21ksoftirqd/200:57:422
8055992621,3cyclictest33-21ksoftirqd/201:46:272
8055992620,3cyclictest33-21ksoftirqd/223:11:242
8055992620,3cyclictest33-21ksoftirqd/222:21:042
8055992620,3cyclictest33-21ksoftirqd/221:16:032
8055992620,3cyclictest33-21ksoftirqd/220:56:252
16232260,3sleep21622-21tune2fs01:21:232
16232260,3sleep21622-21tune2fs01:21:232
106891260,0ptp4l401ktimersoftd/322:25:013
106891260,0ptp4l401ktimersoftd/321:11:573
8064992518,4cyclictest41-21ksoftirqd/322:05:203
8064992518,4cyclictest41-21ksoftirqd/321:20:403
8055992520,3cyclictest33-21ksoftirqd/202:00:402
8055992520,3cyclictest33-21ksoftirqd/201:16:372
8055992519,3cyclictest33-21ksoftirqd/222:36:142
8055992519,3cyclictest33-21ksoftirqd/222:02:252
8055992518,4cyclictest33-21ksoftirqd/201:31:252
158772250,2sleep20-21swapper/221:06:172
106891250,1ptp4l401ktimersoftd/322:13:323
106891250,1ptp4l401ktimersoftd/320:56:563
106891250,0ptp4l401ktimersoftd/321:38:423
805599243,11cyclictest18512-21ssh23:26:182
805599242,17cyclictest12911-21apt-get02:06:212
8055992419,3cyclictest33-21ksoftirqd/223:46:222
8055992419,3cyclictest33-21ksoftirqd/221:56:182
8055992419,3cyclictest33-21ksoftirqd/221:56:182
8055992419,3cyclictest33-21ksoftirqd/221:16:492
8055992418,4cyclictest33-21ksoftirqd/200:26:252
8055992418,3cyclictest33-21ksoftirqd/221:42:202
8055992418,3cyclictest33-21ksoftirqd/201:26:172
8055992418,3cyclictest33-21ksoftirqd/201:26:172
8055992418,3cyclictest1274-21cut23:41:222
8055992418,3cyclictest1274-21cut23:41:222
8055992417,4cyclictest33-21ksoftirqd/222:13:442
8055992411,7cyclictest33-21ksoftirqd/201:36:192
106891240,1ptp4l401ktimersoftd/322:06:123
106891240,1ptp4l401ktimersoftd/321:46:143
106891240,1ptp4l401ktimersoftd/321:03:533
106891240,1ptp4l401ktimersoftd/300:31:293
8055992318,3cyclictest33-21ksoftirqd/223:51:092
8055992318,3cyclictest33-21ksoftirqd/222:56:152
8055992318,3cyclictest33-21ksoftirqd/222:41:062
8055992318,3cyclictest33-21ksoftirqd/222:06:152
8055992318,3cyclictest33-21ksoftirqd/220:51:062
8055992317,3cyclictest33-21ksoftirqd/222:51:522
8055992317,3cyclictest33-21ksoftirqd/220:51:032
8055992217,3cyclictest33-21ksoftirqd/200:23:182
8055992216,3cyclictest33-21ksoftirqd/221:47:472
8055992215,4cyclictest33-21ksoftirqd/221:27:052
805599221,18cyclictest21703-21apt00:36:072
805599216,4cyclictest31342-21cpuspeed_turbos23:06:172
8055992116,3cyclictest33-21ksoftirqd/221:26:022
8055992015,3cyclictest33-21ksoftirqd/201:06:262
8055992014,4cyclictest33-21ksoftirqd/221:38:492
8055992014,3cyclictest33-21ksoftirqd/200:17:432
8055992013,4cyclictest33-21ksoftirqd/221:54:192
8055992013,4cyclictest33-21ksoftirqd/221:54:192
8055991914,3cyclictest33-21ksoftirqd/200:51:202
8055991913,3cyclictest14639-21latency_hist21:06:032
8055991913,3cyclictest13857-21sh01:01:112
8055991611,3cyclictest33-21ksoftirqd/221:31:392
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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