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2026-07-19 - 09:16
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 Sun Jul 19, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
595822400,32sleep10-21swapper/121:06:081
1459121640,4sleep0767599cyclictest02:09:460
1068911000,3ptp4l401ktimersoftd/321:06:143
106891720,1ptp4l401ktimersoftd/322:46:183
106891720,1ptp4l401ktimersoftd/322:46:183
106891700,1ptp4l401ktimersoftd/301:11:513
307522660,2sleep30-21swapper/300:46:183
106891620,2ptp4l401ktimersoftd/323:13:313
106891600,1ptp4l401ktimersoftd/302:19:053
106891600,1ptp4l401ktimersoftd/301:20:013
106891590,1ptp4l401ktimersoftd/302:21:443
106891590,1ptp4l401ktimersoftd/302:21:443
768799580,22cyclictest26445-21timerandwakeup00:41:252
768799570,29cyclictest20320-21ssh00:02:402
106891570,1ptp4l401ktimersoftd/300:53:583
768799561,21cyclictest13875-21latency23:56:162
295472560,2sleep00-21swapper/000:11:460
283012560,2sleep0767599cyclictest02:22:500
283012560,2sleep0767599cyclictest02:22:500
106891560,1ptp4l401ktimersoftd/301:54:433
106891560,1ptp4l401ktimersoftd/301:47:393
41842550,1sleep20-21swapper/201:58:522
238892550,2sleep00-21swapper/022:51:080
7681995441,6cyclictest25-21ksoftirqd/100:39:271
106891520,1ptp4l401ktimersoftd/321:45:403
75962510,1sleep20-21swapper/223:16:272
768799500,26cyclictest28820-21ssh01:16:462
7681994936,5cyclictest25-21ksoftirqd/123:56:071
768799480,31cyclictest0-21swapper/222:36:132
7681994633,6cyclictest25-21ksoftirqd/101:31:111
7681994633,6cyclictest25-21ksoftirqd/101:21:121
106891460,1ptp4l401ktimersoftd/300:42:553
145312450,2sleep214529-21sh01:02:432
7681994433,5cyclictest25-21ksoftirqd/100:31:081
7681994433,5cyclictest25-21ksoftirqd/100:31:081
768799430,24cyclictest15859-21ssh23:26:022
7681994334,4cyclictest25-21ksoftirqd/101:06:101
7681994329,7cyclictest25-21ksoftirqd/122:06:051
7681994229,6cyclictest25-21ksoftirqd/121:56:061
768799411,36cyclictest31211-21/usr/sbin/munin00:46:242
7681994030,5cyclictest25-21ksoftirqd/122:46:051
7681994030,5cyclictest25-21ksoftirqd/122:46:051
106891400,1ptp4l401ktimersoftd/323:59:213
106891400,1ptp4l401ktimersoftd/322:56:193
7696993926,7cyclictest41-21ksoftirqd/323:51:083
106891390,1ptp4l401ktimersoftd/323:34:093
106891390,1ptp4l401ktimersoftd/301:42:443
768199385,3cyclictest25-21ksoftirqd/101:36:161
106891380,2ptp4l15031-21kworker/3:202:36:143
106891380,1ptp4l401ktimersoftd/302:08:243
106891380,1ptp4l401ktimersoftd/301:38:293
106891380,1ptp4l401ktimersoftd/300:30:583
106891380,1ptp4l401ktimersoftd/300:30:583
106891380,1ptp4l401ktimersoftd/300:21:303
106891380,1ptp4l401ktimersoftd/300:07:063
106891380,1ptp4l401ktimersoftd/300:03:053
768799370,22cyclictest24071-21perl01:46:152
727623715,11sleep233-21ksoftirqd/221:07:032
106891370,1ptp4l401ktimersoftd/323:23:553
106891370,1ptp4l401ktimersoftd/322:13:223
106891370,1ptp4l401ktimersoftd/302:02:463
106891370,1ptp4l401ktimersoftd/301:29:393
106891370,1ptp4l401ktimersoftd/301:07:353
106891370,1ptp4l401ktimersoftd/301:02:253
106891370,1ptp4l401ktimersoftd/300:38:523
106891370,1ptp4l401ktimersoftd/300:11:013
768799361,31cyclictest9255-21cat01:31:132
768799360,22cyclictest2317-21/usr/sbin/munin23:11:182
7681993628,4cyclictest25-21ksoftirqd/102:06:121
304732360,1sleep20-21swapper/223:40:562
106891360,1ptp4l401ktimersoftd/323:36:313
106891360,1ptp4l401ktimersoftd/323:27:043
106891360,1ptp4l401ktimersoftd/323:16:433
106891360,1ptp4l401ktimersoftd/301:25:453
106891360,1ptp4l401ktimersoftd/300:19:303
106891360,0ptp4l401ktimersoftd/323:48:433
106891360,0ptp4l401ktimersoftd/323:42:243
106891360,0ptp4l401ktimersoftd/302:11:543
768799352,26cyclictest15708-21apt-get02:11:112
768799352,25cyclictest27783-21apt-get21:51:052
7681993524,4cyclictest25-21ksoftirqd/121:26:061
29892350,3sleep02993-21irqrtprio00:51:170
106891350,1ptp4l401ktimersoftd/321:31:213
106891350,0ptp4l401ktimersoftd/302:29:093
106891350,0ptp4l401ktimersoftd/301:31:313
7687993415,16cyclictest18484-21expr21:31:062
7687993412,18cyclictest26387-21load21:46:142
7681993428,4cyclictest25-21ksoftirqd/102:21:001
7681993428,4cyclictest25-21ksoftirqd/102:21:001
211332340,4sleep1768199cyclictest00:04:041
106891340,1ptp4l401ktimersoftd/301:58:293
768799333,24cyclictest25748-21apt-get23:36:072
768799332,25cyclictest27508-21apt-get00:11:082
768799332,25cyclictest20866-21apt-get23:31:082
768799332,25cyclictest11109-21apt-get23:21:072
768799332,24cyclictest8003-21apt-get23:51:082
768799332,23cyclictest7213-21apt-get22:16:052
7687993312,18cyclictest17012-21cat01:06:122
768799330,30cyclictest0-21swapper/201:30:402
768799330,29cyclictest554-21diskmemload00:51:152
7681993328,3cyclictest25-21ksoftirqd/123:10:551
7681993328,3cyclictest25-21ksoftirqd/102:41:001
7681993327,3cyclictest25-21ksoftirqd/123:55:561
7681993327,3cyclictest25-21ksoftirqd/121:15:521
58012337,13sleep00-21swapper/021:06:080
106891330,2ptp4l10387-21kworker/3:222:41:433
106891330,2ptp4l10387-21kworker/3:222:41:433
7696993226,4cyclictest41-21ksoftirqd/301:00:573
768799329,19cyclictest3928-21cat01:25:592
768799328,22cyclictest22618-21ssh02:16:492
768799322,21cyclictest28582-21apt-get23:01:072
7687993213,16cyclictest13267-21sh00:28:582
7687993213,16cyclictest10396-21sh00:59:012
768799321,24cyclictest3145-21apt-get23:46:112
768799321,23cyclictest4852-21apt-get22:11:082
7687993212,17cyclictest11318-21if_enp1s0.102:06:172
768799320,29cyclictest23457-21sh00:39:402
768799320,29cyclictest1514-21/usr/sbin/munin00:16:222
7681993227,3cyclictest25-21ksoftirqd/122:01:101
7681993226,3cyclictest25-21ksoftirqd/123:46:151
106891320,1ptp4l401ktimersoftd/322:16:113
106891320,1ptp4l401ktimersoftd/300:26:483
106891320,0ptp4l401ktimersoftd/322:01:073
768799313,22cyclictest20660-21apt-get21:36:042
768799313,21cyclictest7934-21apt-get21:11:042
768799312,23cyclictest25685-21apt-get02:21:132
768799312,23cyclictest25685-21apt-get02:21:132
768799312,22cyclictest26189-21apt-get22:56:062
768799311,27cyclictest25164-21snmp_o5powerctl22:51:202
768799311,24cyclictest30548-21ssh02:26:122
7687993110,18cyclictest4117-21needreboot02:31:192
768799310,27cyclictest31402-21taskset21:56:162
768799310,27cyclictest12845-21grep21:16:232
7681993126,3cyclictest25-21ksoftirqd/121:20:521
7681993125,3cyclictest25-21ksoftirqd/122:40:541
7681993125,3cyclictest25-21ksoftirqd/101:11:101
7681993120,5cyclictest25-21ksoftirqd/123:41:051
106891310,1ptp4l401ktimersoftd/321:50:423
106891310,1ptp4l401ktimersoftd/321:27:223
7687993013,14cyclictest14871-21awk22:31:112
768799301,26cyclictest5683-21/usr/sbin/munin00:21:162
768799301,25cyclictest23473-21tail21:41:082
7687993010,17cyclictest511-21cron01:55:582
7687993010,17cyclictest14490-21ls21:21:122
768799300,27cyclictest21314-21taskset01:42:402
768799300,26cyclictest3809-21/usr/sbin/munin22:06:162
7681993025,3cyclictest25-21ksoftirqd/123:31:111
7681993025,3cyclictest25-21ksoftirqd/123:00:541
7681993025,3cyclictest25-21ksoftirqd/122:45:541
7681993025,3cyclictest25-21ksoftirqd/122:45:541
7681993025,3cyclictest25-21ksoftirqd/121:46:131
7681993025,3cyclictest25-21ksoftirqd/121:25:531
7681993025,3cyclictest25-21ksoftirqd/102:20:591
7681993025,3cyclictest25-21ksoftirqd/102:01:151
7681993025,3cyclictest25-21ksoftirqd/101:00:571
7681993024,3cyclictest25-21ksoftirqd/121:31:091
7681993024,3cyclictest25-21ksoftirqd/102:30:591
7681993024,3cyclictest25-21ksoftirqd/101:46:131
7681993024,3cyclictest25-21ksoftirqd/100:46:121
7681993024,3cyclictest25-21ksoftirqd/100:26:131
7681993024,3cyclictest25-21ksoftirqd/100:25:561
319902300,2sleep20-21swapper/223:06:162
106891300,1ptp4l401ktimersoftd/322:52:463
106891300,1ptp4l401ktimersoftd/302:35:433
768799299,17cyclictest16320-21switchtime00:31:252
768799299,17cyclictest16320-21switchtime00:31:252
768799299,16cyclictest0-21swapper/202:36:152
768799292,23cyclictest0-21swapper/222:01:052
768799292,21cyclictest13928-21apt-get01:36:132
768799291,24cyclictest27104-21idleruntime-cro00:10:562
768799291,24cyclictest21301-21apt-get01:11:022
768799291,24cyclictest12242-21/usr/sbin/munin22:26:092
7687992910,16cyclictest7185-21rt-features02:01:222
7681992924,3cyclictest25-21ksoftirqd/123:40:561
7681992924,3cyclictest25-21ksoftirqd/122:11:141
7681992924,3cyclictest25-21ksoftirqd/102:15:591
7681992923,3cyclictest25-21ksoftirqd/123:01:141
7681992923,3cyclictest25-21ksoftirqd/121:36:091
7681992923,3cyclictest25-21ksoftirqd/101:01:171
7681992921,3cyclictest25-21ksoftirqd/101:19:371
106891290,0ptp4l401ktimersoftd/322:33:363
7696992821,4cyclictest41-21ksoftirqd/321:11:193
769699281,5cyclictest13990-21grep21:21:083
768799280,24cyclictest19402-21fschecks_count22:41:112
768799280,24cyclictest19402-21fschecks_count22:41:112
7681992823,3cyclictest25-21ksoftirqd/123:15:551
7681992823,3cyclictest25-21ksoftirqd/122:55:551
7681992823,3cyclictest25-21ksoftirqd/101:45:591
7681992823,3cyclictest25-21ksoftirqd/100:51:181
7681992822,3cyclictest25-21ksoftirqd/123:30:561
7681992822,3cyclictest25-21ksoftirqd/122:30:541
7681992822,3cyclictest25-21ksoftirqd/122:21:081
7681992822,3cyclictest25-21ksoftirqd/102:31:281
7681992822,3cyclictest25-21ksoftirqd/100:11:151
157642280,3sleep0767599cyclictest22:31:210
768799271,23cyclictest17012-21awk21:26:162
768799271,22cyclictest9767-21cpuspeed_turbos22:21:082
768799271,22cyclictest21569-21cpuspeed_turbos22:46:072
768799271,22cyclictest21569-21cpuspeed_turbos22:46:072
7681992722,3cyclictest25-21ksoftirqd/123:16:171
7681992721,4cyclictest25-21ksoftirqd/122:16:221
7681992721,3cyclictest25-21ksoftirqd/100:20:561
7681992720,4cyclictest25-21ksoftirqd/121:41:101
7675992722,3cyclictest9-21ksoftirqd/002:00:580
7675992721,3cyclictest9-21ksoftirqd/021:42:220
2614222720,3sleep09-21ksoftirqd/001:15:340
242702270,23sleep024448-21cut01:46:180
106891270,0ptp4l401ktimersoftd/321:52:253
7696992621,3cyclictest41-21ksoftirqd/321:15:563
7681992621,3cyclictest25-21ksoftirqd/100:41:131
7681992620,3cyclictest25-21ksoftirqd/101:51:231
7675992621,3cyclictest9-21ksoftirqd/001:40:590
7675992620,3cyclictest9-21ksoftirqd/022:42:050
7675992620,3cyclictest9-21ksoftirqd/022:42:050
7675992620,3cyclictest9-21ksoftirqd/021:20:140
7675992620,3cyclictest30590-21sed21:56:100
106891260,1ptp4l401ktimersoftd/323:04:393
106891260,0ptp4l401ktimersoftd/321:38:353
7696992520,3cyclictest41-21ksoftirqd/322:21:133
7696992519,3cyclictest41-21ksoftirqd/322:09:093
7696992518,4cyclictest41-21ksoftirqd/322:27:223
7681992520,3cyclictest25-21ksoftirqd/121:55:541
7675992519,3cyclictest9-21ksoftirqd/022:50:160
7675992519,3cyclictest9-21ksoftirqd/022:50:160
7675992519,3cyclictest9-21ksoftirqd/001:01:080
7675992518,4cyclictest29835-21cron21:55:530
128522250,5sleep112855-21unixbench_multi23:21:241
106891250,1ptp4l401ktimersoftd/322:36:163
106891250,0ptp4l401ktimersoftd/323:06:193
106891250,0ptp4l401ktimersoftd/321:57:263
7681992420,3cyclictest25-21ksoftirqd/100:06:091
7681992419,3cyclictest25-21ksoftirqd/101:56:271
7681992419,3cyclictest25-21ksoftirqd/101:30:591
7681992418,3cyclictest25-21ksoftirqd/122:31:221
7675992418,3cyclictest9-21ksoftirqd/022:17:280
7675992418,3cyclictest9-21ksoftirqd/021:50:050
210022240,2sleep00-21swapper/001:42:080
7675992318,3cyclictest9-21ksoftirqd/000:46:100
7675992317,3cyclictest9-21ksoftirqd/023:59:090
7675992317,3cyclictest9166-21kworker/0:223:06:080
7675992314,6cyclictest9-21ksoftirqd/023:51:200
7675992217,3cyclictest9-21ksoftirqd/023:35:560
7675992217,3cyclictest9-21ksoftirqd/022:57:010
7675992217,3cyclictest9-21ksoftirqd/022:22:180
7675992217,3cyclictest9-21ksoftirqd/021:29:220
7675992217,3cyclictest9-21ksoftirqd/000:23:500
7675992216,3cyclictest9-21ksoftirqd/022:37:150
7675992216,3cyclictest9-21ksoftirqd/022:02:590
7675992216,3cyclictest9-21ksoftirqd/021:21:190
7675992216,3cyclictest9-21ksoftirqd/002:30:510
7675992216,3cyclictest9-21ksoftirqd/001:16:090
7675992216,3cyclictest9-21ksoftirqd/000:17:080
7675992215,4cyclictest7595-21apt23:50:560
7675992214,5cyclictest8393-21sed21:11:080
7675992214,4cyclictest9879-21/usr/sbin/munin00:26:250
767599218,3cyclictest25675-21cut00:41:150
7675992115,3cyclictest9-21ksoftirqd/023:05:120
7675992115,3cyclictest9-21ksoftirqd/022:30:370
7675992115,3cyclictest9-21ksoftirqd/022:11:010
7675992114,4cyclictest9-21ksoftirqd/021:35:240
7675992114,4cyclictest2401-21/usr/sbin/munin22:06:120
2845222114,3sleep09-21ksoftirqd/001:51:120
137102210,2sleep0554-21diskmemload23:22:410
767599208,3cyclictest3181-21expr02:31:120
767599202,8cyclictest5864-21ssh02:01:120
7675992015,3cyclictest9-21ksoftirqd/002:36:100
7675992015,3cyclictest9-21ksoftirqd/001:23:500
7675992014,4cyclictest21911-21rt-features21:36:150
7675992014,4cyclictest21745-21open_inodes02:16:200
7675992014,3cyclictest17343-21rt-features23:26:200
7675992013,4cyclictest25994-21expr23:36:090
7675992013,4cyclictest2444-21sh23:11:200
767599201,16cyclictest19035-21ssh00:35:310
767599201,16cyclictest19035-21ssh00:35:310
767599192,11cyclictest7074-21taskset00:56:100
7675991914,3cyclictest9-21ksoftirqd/023:16:010
7675991913,3cyclictest554-21diskmemload23:45:110
7675991912,4cyclictest554-21diskmemload00:09:460
7675991912,4cyclictest18110-21uniq00:01:110
7675991911,5cyclictest24203-21cron00:40:570
7675991812,3cyclictest554-21diskmemload02:13:090
7675991812,3cyclictest554-21diskmemload01:05:590
7675991812,3cyclictest1055-21runrttasks01:32:440
7675991812,3cyclictest1055-21runrttasks01:27:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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