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2026-05-20 - 15:16
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 Wed May 20, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1646524610,5sleep316470-21unixbench_multi08:33:323
161621770,4sleep31704099cyclictest13:13:253
1526221700,3sleep10-21swapper/108:33:181
106891710,1ptp4l401ktimersoftd/311:49:303
106891710,1ptp4l401ktimersoftd/310:52:493
167952655,10sleep00-21swapper/008:36:330
265562630,2sleep30-21swapper/312:33:233
187482590,5sleep118727-21cron11:53:061
17019995918,10cyclictest9-21ksoftirqd/013:24:420
106891580,1ptp4l401ktimersoftd/312:43:323
106891580,1ptp4l401ktimersoftd/311:07:423
106891580,1ptp4l401ktimersoftd/311:07:423
106891580,1ptp4l401ktimersoftd/310:41:583
169002570,3sleep00-21swapper/012:23:240
17040995642,6cyclictest41-21ksoftirqd/310:58:153
106891560,1ptp4l401ktimersoftd/310:43:323
166312544,10sleep20-21swapper/208:34:252
13152540,2sleep20-21swapper/209:08:302
106891540,1ptp4l401ktimersoftd/309:15:533
106891540,1ptp4l401ktimersoftd/309:15:533
17019995321,7cyclictest9-21ksoftirqd/010:58:240
106891520,1ptp4l401ktimersoftd/313:44:003
17040995140,6cyclictest41-21ksoftirqd/312:03:163
17033995119,7cyclictest33-21ksoftirqd/212:23:252
134832510,2sleep30-21swapper/313:25:543
79332500,1sleep00-21swapper/013:19:410
17033995018,8cyclictest33-21ksoftirqd/210:53:172
17033994920,5cyclictest33-21ksoftirqd/213:33:212
17033994918,8cyclictest33-21ksoftirqd/212:28:272
17019994918,11cyclictest9-21ksoftirqd/011:58:060
106891490,2ptp4l31573-21kworker/3:011:25:273
1703399489,3cyclictest33-21ksoftirqd/211:23:172
17033994839,4cyclictest33-21ksoftirqd/209:48:072
17033994838,4cyclictest33-21ksoftirqd/210:13:162
17033994835,3cyclictest33-21ksoftirqd/211:53:242
17033994817,9cyclictest33-21ksoftirqd/213:53:272
17033994817,9cyclictest33-21ksoftirqd/213:28:302
17033994815,11cyclictest33-21ksoftirqd/212:13:072
17019994840,4cyclictest9-21ksoftirqd/009:48:070
17033994730,4cyclictest33-21ksoftirqd/209:33:182
17033994729,4cyclictest33-21ksoftirqd/213:08:192
17033994719,11cyclictest33-21ksoftirqd/213:58:262
17033994719,11cyclictest33-21ksoftirqd/212:03:332
17033994716,10cyclictest33-21ksoftirqd/213:48:092
17033994712,9cyclictest33-21ksoftirqd/211:29:492
1701999476,8cyclictest9-21ksoftirqd/012:23:060
1701999475,11cyclictest9-21ksoftirqd/010:48:190
106891470,13ptp4l31471-21kworker/3:211:36:363
17033994633,3cyclictest33-21ksoftirqd/208:53:022
17033994628,4cyclictest33-21ksoftirqd/211:38:342
17033994618,6cyclictest33-21ksoftirqd/210:38:162
17033994618,4cyclictest33-21ksoftirqd/210:03:032
17033994616,10cyclictest33-21ksoftirqd/209:53:042
17033994615,6cyclictest33-21ksoftirqd/211:13:252
17019994622,4cyclictest9-21ksoftirqd/010:18:190
17019994621,17cyclictest9-21ksoftirqd/010:33:220
17019994619,4cyclictest9-21ksoftirqd/012:13:070
1703399456,3cyclictest33-21ksoftirqd/212:43:112
1703399455,7cyclictest33-21ksoftirqd/208:48:172
1703399454,6cyclictest33-21ksoftirqd/212:38:302
17033994533,3cyclictest33-21ksoftirqd/213:23:082
17033994520,4cyclictest33-21ksoftirqd/211:05:272
17033994520,4cyclictest33-21ksoftirqd/211:05:272
17033994519,4cyclictest33-21ksoftirqd/212:35:072
17033994517,11cyclictest33-21ksoftirqd/211:48:252
17033994516,6cyclictest33-21ksoftirqd/213:03:082
17033994515,9cyclictest33-21ksoftirqd/213:38:252
17033994515,10cyclictest33-21ksoftirqd/209:18:162
17033994515,10cyclictest33-21ksoftirqd/209:18:162
1703399450,3cyclictest121rcu_preempt13:03:272
17019994522,4cyclictest9-21ksoftirqd/009:23:140
17019994518,4cyclictest9-21ksoftirqd/011:50:450
17019994516,7cyclictest9-21ksoftirqd/011:03:340
17019994516,7cyclictest9-21ksoftirqd/011:03:340
1703399446,6cyclictest33-21ksoftirqd/211:19:112
1703399445,6cyclictest33-21ksoftirqd/210:28:232
1703399445,6cyclictest33-21ksoftirqd/209:38:222
1703399443,7cyclictest33-21ksoftirqd/211:58:182
17033994429,3cyclictest33-21ksoftirqd/212:18:072
17033994420,4cyclictest33-21ksoftirqd/213:13:302
17033994413,8cyclictest33-21ksoftirqd/210:51:332
1701999448,6cyclictest28384-21awk10:08:030
17019994429,3cyclictest9-21ksoftirqd/012:08:210
17019994423,4cyclictest9-21ksoftirqd/010:54:440
17019994421,4cyclictest9-21ksoftirqd/013:45:400
17019994416,9cyclictest9-21ksoftirqd/013:29:350
17019994410,6cyclictest9-21ksoftirqd/011:28:220
106891440,1ptp4l401ktimersoftd/311:13:063
1703399436,6cyclictest33-21ksoftirqd/210:58:472
1703399436,3cyclictest33-21ksoftirqd/209:33:022
1703399435,8cyclictest33-21ksoftirqd/209:03:172
1703399433,7cyclictest33-21ksoftirqd/210:03:172
1703399433,7cyclictest33-21ksoftirqd/209:43:222
17033994337,3cyclictest321ktimersoftd/210:23:202
1703399433,6cyclictest33-21ksoftirqd/211:33:332
17033994334,4cyclictest33-21ksoftirqd/208:38:152
17033994333,3cyclictest33-21ksoftirqd/212:18:242
17033994330,3cyclictest33-21ksoftirqd/213:23:312
17033994313,7cyclictest33-21ksoftirqd/212:53:182
17033994313,7cyclictest33-21ksoftirqd/212:53:182
17033994313,11cyclictest33-21ksoftirqd/213:49:352
1701999437,3cyclictest9-21ksoftirqd/010:43:230
1701999436,7cyclictest9-21ksoftirqd/013:48:340
1701999436,3cyclictest9-21ksoftirqd/013:03:360
1701999436,3cyclictest9-21ksoftirqd/009:43:180
1701999435,3cyclictest9-21ksoftirqd/013:58:290
1701999433,5cyclictest9-21ksoftirqd/013:43:080
17019994323,7cyclictest9-21ksoftirqd/008:43:240
17019994323,6cyclictest9-21ksoftirqd/012:33:280
17019994321,7cyclictest9-21ksoftirqd/012:47:120
17019994319,4cyclictest9-21ksoftirqd/011:34:000
17019994315,9cyclictest9-21ksoftirqd/012:03:420
17019994313,6cyclictest9-21ksoftirqd/009:53:250
106891430,1ptp4l401ktimersoftd/312:09:533
95262420,2sleep10-21swapper/113:22:271
1703399426,7cyclictest33-21ksoftirqd/208:43:032
17033994218,7cyclictest33-21ksoftirqd/214:03:142
1701999429,6cyclictest9-21ksoftirqd/008:48:300
1701999428,7cyclictest9-21ksoftirqd/010:38:190
1701999428,7cyclictest9-21ksoftirqd/010:23:180
1701999427,3cyclictest9-21ksoftirqd/013:53:580
1701999425,3cyclictest28744-21/usr/sbin/munin10:08:170
17019994220,5cyclictest9-21ksoftirqd/013:33:270
17019994217,4cyclictest9-21ksoftirqd/012:28:190
17019994215,7cyclictest9-21ksoftirqd/011:13:050
17019994215,7cyclictest9-21ksoftirqd/011:13:050
17019994215,5cyclictest9-21ksoftirqd/012:58:070
17019994215,5cyclictest9-21ksoftirqd/012:58:070
17019994214,7cyclictest9-21ksoftirqd/011:43:500
17019994213,6cyclictest9-21ksoftirqd/014:05:140
17019994213,6cyclictest9-21ksoftirqd/011:16:530
17019994213,10cyclictest9-21ksoftirqd/009:28:170
106891420,1ptp4l401ktimersoftd/313:03:073
1703399412,6cyclictest33-21ksoftirqd/210:43:322
17033994114,10cyclictest33-21ksoftirqd/211:43:222
1701999419,6cyclictest9-21ksoftirqd/009:23:020
1701999419,6cyclictest9-21ksoftirqd/009:23:020
1701999417,6cyclictest9-21ksoftirqd/012:58:280
1701999412,8cyclictest9-21ksoftirqd/012:38:290
17019994120,7cyclictest9-21ksoftirqd/008:58:130
17019994114,4cyclictest9-21ksoftirqd/012:52:330
106891410,1ptp4l401ktimersoftd/308:43:223
1703399409,7cyclictest33-21ksoftirqd/208:58:152
17033994027,3cyclictest33-21ksoftirqd/209:23:322
1703399402,6cyclictest33-21ksoftirqd/210:33:212
1703399402,6cyclictest33-21ksoftirqd/210:08:212
17033994011,8cyclictest33-21ksoftirqd/211:12:192
17033994011,8cyclictest33-21ksoftirqd/211:12:192
17033994010,9cyclictest33-21ksoftirqd/212:48:482
1701999407,6cyclictest9-21ksoftirqd/011:25:000
1701999405,8cyclictest9-21ksoftirqd/008:43:010
1701999404,7cyclictest9-21ksoftirqd/011:58:270
17019994015,4cyclictest9-21ksoftirqd/013:09:210
17019994013,4cyclictest9-21ksoftirqd/011:19:180
17019994010,4cyclictest9-21ksoftirqd/010:28:270
106891400,1ptp4l401ktimersoftd/313:28:363
106891400,1ptp4l401ktimersoftd/312:29:223
106891400,1ptp4l401ktimersoftd/312:02:593
1703399393,6cyclictest33-21ksoftirqd/210:18:262
1701999394,3cyclictest9-21ksoftirqd/013:13:540
1701999393,6cyclictest9-21ksoftirqd/008:53:220
1701999393,3cyclictest9-21ksoftirqd/009:58:170
1701999391,4cyclictest5133-21ssh11:38:220
1701999391,4cyclictest32710-21grep10:13:320
106891390,1ptp4l401ktimersoftd/314:02:493
106891390,1ptp4l401ktimersoftd/311:09:443
106891390,1ptp4l401ktimersoftd/311:09:443
106891390,0ptp4l401ktimersoftd/312:18:243
1703399381,8cyclictest33-21ksoftirqd/209:13:312
1703399381,8cyclictest33-21ksoftirqd/209:13:312
1701999388,6cyclictest9-21ksoftirqd/009:38:320
17019993824,4cyclictest9-21ksoftirqd/009:33:030
1701999380,5cyclictest9-21ksoftirqd/009:13:200
1701999380,5cyclictest9-21ksoftirqd/009:13:200
106891380,1ptp4l401ktimersoftd/314:07:483
106891380,1ptp4l401ktimersoftd/313:50:513
106891380,1ptp4l401ktimersoftd/313:09:183
106891380,1ptp4l401ktimersoftd/312:13:093
106891380,1ptp4l401ktimersoftd/311:45:173
106891380,1ptp4l401ktimersoftd/310:55:043
106891380,1ptp4l401ktimersoftd/309:03:273
106891380,0ptp4l401ktimersoftd/311:18:393
106891370,1ptp4l401ktimersoftd/313:05:573
106891370,1ptp4l401ktimersoftd/312:49:513
106891370,1ptp4l401ktimersoftd/312:38:473
106891370,1ptp4l401ktimersoftd/311:38:443
106891370,1ptp4l401ktimersoftd/311:29:433
1701999364,7cyclictest9-21ksoftirqd/009:03:140
17019993613,4cyclictest9-21ksoftirqd/009:09:520
106891360,1ptp4l401ktimersoftd/313:35:393
106891360,1ptp4l401ktimersoftd/312:53:423
106891360,1ptp4l401ktimersoftd/312:53:423
106891360,0ptp4l401ktimersoftd/312:24:003
106891350,0ptp4l401ktimersoftd/313:39:583
106891350,0ptp4l401ktimersoftd/310:10:273
106891330,1ptp4l401ktimersoftd/309:48:323
106891330,11ptp4l401ktimersoftd/309:33:223
17040993227,3cyclictest41-21ksoftirqd/313:58:093
106891320,0ptp4l401ktimersoftd/311:54:273
17024993119,9cyclictest25-21ksoftirqd/111:59:521
106891310,1ptp4l401ktimersoftd/310:02:233
106891290,1ptp4l401ktimersoftd/308:41:333
106891290,0ptp4l401ktimersoftd/310:19:373
316662280,5sleep125-21ksoftirqd/113:43:431
17024992822,3cyclictest25-21ksoftirqd/113:32:311
17024992814,7cyclictest241ktimersoftd/111:03:171
17024992814,7cyclictest241ktimersoftd/111:03:171
106891280,0ptp4l401ktimersoftd/310:37:133
201632270,2sleep10-21swapper/112:27:101
17040992721,3cyclictest41-21ksoftirqd/313:18:183
106891270,1ptp4l401ktimersoftd/309:39:183
106891270,0ptp4l401ktimersoftd/310:14:223
106891270,0ptp4l401ktimersoftd/308:57:373
17040992619,4cyclictest41-21ksoftirqd/309:29:113
1719222518,3sleep125-21ksoftirqd/111:18:101
17040992518,4cyclictest41-21ksoftirqd/310:03:353
17024992519,3cyclictest25-21ksoftirqd/113:59:441
17024992519,3cyclictest25-21ksoftirqd/109:03:411
17024992518,4cyclictest25-21ksoftirqd/111:43:061
106891250,1ptp4l401ktimersoftd/309:43:223
106891250,1ptp4l401ktimersoftd/308:48:133
106891250,0ptp4l401ktimersoftd/309:56:093
17040992418,3cyclictest41-21ksoftirqd/310:28:543
1702499243,12cyclictest6554-21sh12:13:181
17024992418,4cyclictest25-21ksoftirqd/110:20:481
17024992418,4cyclictest25-21ksoftirqd/108:52:151
17024992418,4cyclictest23966-21tail11:23:341
17024992418,3cyclictest25-21ksoftirqd/109:15:361
17024992418,3cyclictest25-21ksoftirqd/109:15:361
17024992418,3cyclictest25-21ksoftirqd/108:39:031
106891240,1ptp4l401ktimersoftd/309:23:223
106891240,1ptp4l401ktimersoftd/309:18:153
106891240,1ptp4l401ktimersoftd/309:18:153
106891240,0ptp4l401ktimersoftd/308:58:383
1702499235,9cyclictest17248-21ssh14:03:211
1702499233,10cyclictest15484-21ssh10:43:151
17024992318,3cyclictest25-21ksoftirqd/111:36:521
17024992318,3cyclictest25-21ksoftirqd/110:05:131
17024992317,4cyclictest25-21ksoftirqd/112:07:551
17024992317,4cyclictest25-21ksoftirqd/109:09:541
1702499231,3cyclictest0-21swapper/109:38:311
1702499230,4cyclictest21174-21ssh11:53:541
106891230,1ptp4l401ktimersoftd/310:23:253
106891230,1ptp4l401ktimersoftd/309:08:273
1702499222,16cyclictest20307-21apt-get08:43:141
17024992217,3cyclictest25-21ksoftirqd/111:30:331
17024992216,4cyclictest25-21ksoftirqd/113:51:421
17024992216,4cyclictest25-21ksoftirqd/110:11:481
17024992216,3cyclictest25-21ksoftirqd/110:34:321
17024992216,3cyclictest25-21ksoftirqd/109:59:371
17024992216,3cyclictest25-21ksoftirqd/109:37:561
17024992215,5cyclictest5427-21sendmail10:28:041
17024992215,4cyclictest25-21ksoftirqd/108:54:561
1702499221,4cyclictest10852-21hddtemp_smartct13:23:241
1702499221,3cyclictest0-21swapper/113:06:361
1702499221,18cyclictest20684-21users09:48:311
1702499218,11cyclictest25-21ksoftirqd/113:54:571
17024992116,3cyclictest25-21ksoftirqd/113:14:361
17024992116,3cyclictest25-21ksoftirqd/108:58:421
17024992115,4cyclictest25-21ksoftirqd/109:27:481
17024992115,3cyclictest14830-21sendmail_mailtr12:53:301
17024992115,3cyclictest14830-21sendmail_mailtr12:53:301
17024992114,4cyclictest25-21ksoftirqd/109:44:221
1702499211,3cyclictest22888-21ssh13:35:211
1702499211,17cyclictest7558-21apt-get11:08:171
1702499211,17cyclictest7558-21apt-get11:08:171
1702499211,17cyclictest14305-21users11:13:341
116492210,17sleep111656-21ssh12:50:441
17024992015,3cyclictest25-21ksoftirqd/111:45:111
17024992015,3cyclictest25-21ksoftirqd/110:29:101
17024992015,3cyclictest0-21swapper/109:28:431
1702499201,4cyclictest30412-21ssh12:37:411
17024992014,4cyclictest25-21ksoftirqd/109:22:221
17024992014,4cyclictest25-21ksoftirqd/109:22:221
17024992013,4cyclictest4877-21awk12:43:271
17024992013,4cyclictest31883-21seq13:11:461
17024992013,4cyclictest2817-21rt-features12:08:281
17024992013,4cyclictest10196-21diskmemload12:28:311
1702499201,16cyclictest20917-21cut10:48:191
17024992011,5cyclictest12345-21kernelversion12:18:251
17024991915,2cyclictest0-21swapper/113:01:161
17024991913,3cyclictest452-21sh12:38:371
17024991913,3cyclictest25-21ksoftirqd/110:13:281
17024991913,3cyclictest21500-21/usr/sbin/munin09:53:331
17024991912,4cyclictest29835-21latency_hist10:58:041
1702499191,16cyclictest0-21swapper/110:58:411
17024991910,5cyclictest12106-21switchtime10:38:311
1702499190,17cyclictest0-21swapper/113:39:411
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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