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2026-06-21 - 14:00
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 Jun 21, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1472421500,4sleep31586199cyclictest01:45:483
2781321490,3sleep11584999cyclictest01:58:511
2703521470,3sleep31586199cyclictest00:18:483
106891920,3ptp4l401ktimersoftd/320:53:543
106891700,1ptp4l401ktimersoftd/323:07:543
106891660,1ptp4l401ktimersoftd/301:08:373
106891650,2ptp4l401ktimersoftd/321:20:493
106891610,1ptp4l401ktimersoftd/321:25:373
156912604,44sleep00-21swapper/020:55:070
106891600,1ptp4l401ktimersoftd/300:33:473
106891600,1ptp4l401ktimersoftd/300:26:033
106891580,1ptp4l401ktimersoftd/323:12:063
106891570,1ptp4l401ktimersoftd/323:36:273
106891570,1ptp4l401ktimersoftd/300:12:343
265672550,2sleep00-21swapper/023:12:000
106891550,1ptp4l401ktimersoftd/301:02:003
15849995326,4cyclictest25-21ksoftirqd/123:30:291
15849995243,5cyclictest25-21ksoftirqd/122:20:401
156502524,37sleep10-21swapper/120:54:361
322002510,2sleep20-21swapper/200:56:012
15849995123,10cyclictest25-21ksoftirqd/101:55:331
15849995122,5cyclictest25-21ksoftirqd/101:15:461
15849995122,4cyclictest25-21ksoftirqd/102:15:591
15849995121,5cyclictest25-21ksoftirqd/123:15:481
15849995022,7cyclictest25-21ksoftirqd/102:05:531
15849995021,5cyclictest25-21ksoftirqd/122:15:421
15849994921,4cyclictest25-21ksoftirqd/123:05:471
15849994917,7cyclictest25-21ksoftirqd/102:02:071
15849994823,4cyclictest25-21ksoftirqd/100:05:501
15849994821,8cyclictest25-21ksoftirqd/101:10:531
15849994820,5cyclictest25-21ksoftirqd/122:00:271
15849994819,7cyclictest25-21ksoftirqd/100:50:421
15849994734,3cyclictest25-21ksoftirqd/123:10:551
15849994733,4cyclictest25-21ksoftirqd/121:40:431
15849994723,4cyclictest25-21ksoftirqd/123:45:431
15849994723,4cyclictest25-21ksoftirqd/123:20:571
15849994722,9cyclictest25-21ksoftirqd/100:25:311
15849994722,10cyclictest25-21ksoftirqd/100:26:001
15849994720,7cyclictest25-21ksoftirqd/100:45:461
15849994720,5cyclictest25-21ksoftirqd/100:35:431
15849994720,4cyclictest25-21ksoftirqd/121:50:441
15849994720,4cyclictest25-21ksoftirqd/121:50:441
15849994719,5cyclictest25-21ksoftirqd/100:00:301
15849994718,8cyclictest25-21ksoftirqd/123:41:351
15849994716,9cyclictest25-21ksoftirqd/101:20:521
15849994716,9cyclictest25-21ksoftirqd/101:20:521
15858994640,3cyclictest33-21ksoftirqd/201:45:442
1584999466,3cyclictest25-21ksoftirqd/102:20:481
1584999464,7cyclictest25-21ksoftirqd/102:10:521
15849994629,3cyclictest25-21ksoftirqd/101:45:331
1584999462,8cyclictest25-21ksoftirqd/123:40:291
15849994621,4cyclictest25-21ksoftirqd/122:25:381
15849994621,4cyclictest25-21ksoftirqd/100:30:481
15849994620,5cyclictest25-21ksoftirqd/121:15:421
15849994620,10cyclictest25-21ksoftirqd/122:50:481
15849994618,5cyclictest25-21ksoftirqd/122:10:471
15849994618,4cyclictest25-21ksoftirqd/123:50:461
15849994614,4cyclictest25-21ksoftirqd/101:25:581
15849994614,4cyclictest25-21ksoftirqd/101:25:581
106891460,1ptp4l401ktimersoftd/321:35:493
1584999458,3cyclictest25-21ksoftirqd/101:05:491
1584999456,3cyclictest25-21ksoftirqd/101:00:481
1584999454,9cyclictest25-21ksoftirqd/100:00:431
15849994521,4cyclictest25-21ksoftirqd/122:55:451
15849994521,4cyclictest25-21ksoftirqd/122:45:511
15849994521,4cyclictest25-21ksoftirqd/122:00:461
15849994521,4cyclictest25-21ksoftirqd/121:30:521
15849994520,4cyclictest25-21ksoftirqd/123:00:301
15849994520,10cyclictest25-21ksoftirqd/121:15:271
15849994519,8cyclictest25-21ksoftirqd/121:05:431
15849994519,4cyclictest25-21ksoftirqd/100:10:531
15849994519,10cyclictest25-21ksoftirqd/123:35:301
15849994517,5cyclictest25-21ksoftirqd/122:35:491
15849994516,7cyclictest25-21ksoftirqd/101:45:511
15849994514,7cyclictest25-21ksoftirqd/122:35:281
15858994437,4cyclictest33-21ksoftirqd/200:40:442
1584999445,8cyclictest25-21ksoftirqd/100:15:461
15849994420,4cyclictest25-21ksoftirqd/121:20:501
15849994419,4cyclictest25-21ksoftirqd/101:33:381
15858994335,4cyclictest33-21ksoftirqd/221:20:382
15849994319,4cyclictest25-21ksoftirqd/121:00:281
15849994319,4cyclictest25-21ksoftirqd/120:55:431
15849994319,11cyclictest25-21ksoftirqd/121:25:441
15849994318,10cyclictest25-21ksoftirqd/100:55:511
1584999430,9cyclictest25-21ksoftirqd/100:40:481
15858994234,4cyclictest33-21ksoftirqd/201:15:422
1584999425,7cyclictest25-21ksoftirqd/122:10:271
15849994218,8cyclictest25-21ksoftirqd/121:45:411
1584999406,3cyclictest25-21ksoftirqd/101:35:491
15849994017,9cyclictest25-21ksoftirqd/121:35:401
15858993930,4cyclictest33-21ksoftirqd/200:10:412
106891390,1ptp4l401ktimersoftd/323:18:513
106891390,1ptp4l401ktimersoftd/301:17:423
15858993824,11cyclictest33-21ksoftirqd/201:15:312
106891380,1ptp4l401ktimersoftd/323:24:193
106891380,1ptp4l401ktimersoftd/302:15:473
106891380,1ptp4l401ktimersoftd/300:46:233
106891380,1ptp4l401ktimersoftd/300:44:473
106891370,1ptp4l401ktimersoftd/323:59:403
106891370,1ptp4l401ktimersoftd/323:49:053
106891370,1ptp4l401ktimersoftd/323:33:553
106891370,1ptp4l401ktimersoftd/323:28:233
106891370,1ptp4l401ktimersoftd/323:04:293
106891370,1ptp4l401ktimersoftd/322:56:003
106891370,1ptp4l401ktimersoftd/302:24:083
106891370,1ptp4l401ktimersoftd/302:10:183
106891370,1ptp4l401ktimersoftd/302:02:093
106891370,1ptp4l401ktimersoftd/301:51:503
106891370,1ptp4l401ktimersoftd/301:41:223
106891370,1ptp4l401ktimersoftd/301:36:563
106891370,1ptp4l401ktimersoftd/301:24:193
106891370,1ptp4l401ktimersoftd/301:24:193
106891370,1ptp4l401ktimersoftd/300:57:523
106891370,1ptp4l401ktimersoftd/300:55:293
106891370,1ptp4l401ktimersoftd/300:25:293
106891370,1ptp4l401ktimersoftd/300:04:023
106891370,0ptp4l401ktimersoftd/302:11:213
15858993630,3cyclictest33-21ksoftirqd/223:05:292
1584999361,3cyclictest121rcu_preempt22:40:411
106891360,1ptp4l401ktimersoftd/323:51:213
106891360,1ptp4l401ktimersoftd/323:41:473
106891360,1ptp4l401ktimersoftd/321:55:273
106891360,1ptp4l401ktimersoftd/321:55:273
106891360,1ptp4l401ktimersoftd/301:57:093
106891360,1ptp4l401ktimersoftd/301:13:103
15858993529,3cyclictest5560-21cron21:40:262
106891350,1ptp4l401ktimersoftd/320:55:293
106891350,1ptp4l401ktimersoftd/301:30:063
106891350,1ptp4l401ktimersoftd/301:30:063
1585899347,3cyclictest33-21ksoftirqd/200:50:492
15858993429,3cyclictest33-21ksoftirqd/201:35:322
15858993426,4cyclictest33-21ksoftirqd/202:10:452
106891340,2ptp4l6048-21kworker/3:222:55:063
106891340,2ptp4l6048-21kworker/3:222:48:473
106891340,2ptp4l15756-21kworker/3:222:00:553
106891340,1ptp4l401ktimersoftd/300:07:383
15858993327,3cyclictest33-21ksoftirqd/223:15:422
106891330,1ptp4l401ktimersoftd/301:35:093
106891330,1ptp4l401ktimersoftd/300:40:143
41842320,5sleep04189-21irqrtprio21:35:450
15858993226,3cyclictest33-21ksoftirqd/201:25:452
15858993226,3cyclictest33-21ksoftirqd/201:25:452
155932328,13sleep233-21ksoftirqd/220:53:522
15858993125,3cyclictest33-21ksoftirqd/223:55:302
15858993125,3cyclictest33-21ksoftirqd/201:25:322
15858993125,3cyclictest33-21ksoftirqd/201:25:322
15858993125,3cyclictest33-21ksoftirqd/200:50:302
106891310,1ptp4l401ktimersoftd/322:20:323
106891310,1ptp4l401ktimersoftd/322:00:063
106891310,1ptp4l401ktimersoftd/321:49:413
106891310,1ptp4l401ktimersoftd/321:43:243
106891310,1ptp4l401ktimersoftd/321:13:563
106891310,1ptp4l401ktimersoftd/321:05:443
15858993025,3cyclictest33-21ksoftirqd/223:45:432
15858993025,3cyclictest33-21ksoftirqd/223:45:292
15858993025,3cyclictest33-21ksoftirqd/200:35:312
15858993024,3cyclictest33-21ksoftirqd/222:10:472
15858993022,4cyclictest33-21ksoftirqd/202:20:452
106891300,0ptp4l401ktimersoftd/322:16:113
15858992924,3cyclictest33-21ksoftirqd/223:25:502
15858992924,3cyclictest33-21ksoftirqd/221:50:452
15858992924,3cyclictest33-21ksoftirqd/221:50:452
15858992924,3cyclictest33-21ksoftirqd/221:50:272
15858992924,3cyclictest33-21ksoftirqd/221:00:262
15858992924,3cyclictest33-21ksoftirqd/200:05:302
15858992923,3cyclictest33-21ksoftirqd/223:36:002
15858992923,3cyclictest33-21ksoftirqd/223:10:592
15858992923,3cyclictest33-21ksoftirqd/221:35:272
15858992919,8cyclictest33-21ksoftirqd/200:05:422
15842992922,4cyclictest9-21ksoftirqd/001:35:010
15858992823,3cyclictest33-21ksoftirqd/222:00:472
15858992823,3cyclictest33-21ksoftirqd/201:55:522
15858992823,2cyclictest33-21ksoftirqd/222:35:472
15858992822,3cyclictest33-21ksoftirqd/222:40:502
15858992822,3cyclictest33-21ksoftirqd/222:20:402
15858992822,3cyclictest33-21ksoftirqd/221:05:272
15858992822,3cyclictest33-21ksoftirqd/202:15:472
15858992822,3cyclictest33-21ksoftirqd/201:50:462
15858992822,3cyclictest33-21ksoftirqd/201:35:522
15858992822,3cyclictest33-21ksoftirqd/200:25:492
15858992822,3cyclictest33-21ksoftirqd/200:20:592
15858992811,15cyclictest33-21ksoftirqd/223:21:042
133622280,1sleep00-21swapper/000:37:200
131642280,23sleep013279-21/usr/sbin/munin01:10:490
15858992722,3cyclictest33-21ksoftirqd/223:55:442
15858992722,3cyclictest33-21ksoftirqd/223:10:292
15858992721,4cyclictest33-21ksoftirqd/222:00:272
15858992721,3cyclictest33-21ksoftirqd/223:00:292
15858992721,3cyclictest33-21ksoftirqd/222:35:282
15858992721,3cyclictest33-21ksoftirqd/221:40:592
15858992720,4cyclictest33-21ksoftirqd/221:05:282
15858992720,4cyclictest33-21ksoftirqd/201:07:492
15858992720,3cyclictest33-21ksoftirqd/222:50:462
15842992722,3cyclictest9-21ksoftirqd/023:35:290
15842992722,3cyclictest9-21ksoftirqd/001:25:430
15842992722,3cyclictest9-21ksoftirqd/001:25:430
1585899265,4cyclictest33-21ksoftirqd/221:10:442
15858992620,3cyclictest33-21ksoftirqd/222:50:292
15858992620,3cyclictest33-21ksoftirqd/202:05:332
15858992620,3cyclictest33-21ksoftirqd/201:41:012
15842992621,3cyclictest9-21ksoftirqd/000:10:430
106891260,1ptp4l401ktimersoftd/322:44:343
106891260,0ptp4l401ktimersoftd/322:38:143
106891260,0ptp4l401ktimersoftd/322:33:413
222402250,5sleep01584299cyclictest22:15:280
15861992519,3cyclictest41-21ksoftirqd/322:15:273
15861992519,3cyclictest41-21ksoftirqd/321:35:263
1585899253,4cyclictest121rcu_preempt00:35:552
15858992521,2cyclictest33-21ksoftirqd/202:10:332
15858992520,3cyclictest33-21ksoftirqd/223:30:482
15858992520,3cyclictest33-21ksoftirqd/222:15:392
15858992520,3cyclictest33-21ksoftirqd/221:25:542
15858992520,3cyclictest33-21ksoftirqd/221:15:552
15858992520,3cyclictest33-21ksoftirqd/201:00:522
15858992520,3cyclictest33-21ksoftirqd/200:16:012
15858992519,3cyclictest33-21ksoftirqd/222:05:462
15842992521,3cyclictest9-21ksoftirqd/021:00:440
106891250,1ptp4l401ktimersoftd/322:28:323
165312249,3sleep09-21ksoftirqd/001:46:470
15861992418,4cyclictest41-21ksoftirqd/322:05:463
1584299247,15cyclictest24427-1kworker/u9:122:57:120
15842992419,3cyclictest9-21ksoftirqd/021:23:210
15842992419,3cyclictest9-21ksoftirqd/002:10:500
15842992418,4cyclictest18049-21sed01:15:470
15842992418,3cyclictest9-21ksoftirqd/023:02:210
15842992418,3cyclictest9-21ksoftirqd/021:58:090
15842992418,3cyclictest9-21ksoftirqd/021:14:170
15842992417,4cyclictest9-21ksoftirqd/021:42:320
15842992417,4cyclictest28081-21tail21:15:550
15842992410,9cyclictest64-21kswapd001:50:440
106891240,1ptp4l401ktimersoftd/321:00:423
106891240,0ptp4l401ktimersoftd/321:17:573
15842992318,3cyclictest9-21ksoftirqd/022:15:580
15842992317,4cyclictest9-21ksoftirqd/021:30:210
23952220,2sleep00-21swapper/023:53:360
15858992217,3cyclictest33-21ksoftirqd/222:25:442
15842992217,3cyclictest9-21ksoftirqd/023:37:580
15842992217,3cyclictest9-21ksoftirqd/002:25:330
15842992217,3cyclictest9-21ksoftirqd/001:55:550
15842992217,3cyclictest9-21ksoftirqd/001:43:530
15842992217,3cyclictest9-21ksoftirqd/000:55:310
15842992215,4cyclictest9-21ksoftirqd/000:34:270
15842992215,4cyclictest23507-21ssh00:47:510
786822114,3sleep09-21ksoftirqd/023:59:350
1584299213,16cyclictest25886-21cron23:45:290
15842992116,3cyclictest9-21ksoftirqd/023:25:510
15842992116,3cyclictest9-21ksoftirqd/022:33:060
1584299211,5cyclictest601-21latency_hist00:25:310
15842992115,4cyclictest9-21ksoftirqd/022:21:460
15842992115,3cyclictest9-21ksoftirqd/022:46:150
15842992115,3cyclictest9-21ksoftirqd/022:05:240
15842992115,3cyclictest9-21ksoftirqd/020:56:100
15842992015,3cyclictest9-21ksoftirqd/023:23:330
15842992015,3cyclictest9-21ksoftirqd/002:01:070
15842992015,3cyclictest9-21ksoftirqd/001:35:460
15842992015,3cyclictest9-21ksoftirqd/000:40:560
15842992014,3cyclictest8619-21sshd22:54:060
15842992014,3cyclictest17686-21/usr/sbin/munin22:05:400
15842992013,4cyclictest8748-21diskmemload02:19:470
15842992013,4cyclictest8748-21diskmemload01:22:590
15842992013,4cyclictest8748-21diskmemload01:22:590
1584299197,10cyclictest2274-21if_enp1s0.102:05:520
15842991914,3cyclictest9-21ksoftirqd/021:08:510
15842991914,3cyclictest27168-21/usr/sbin/munin22:25:410
15842991913,4cyclictest8748-21diskmemload00:55:400
15842991913,3cyclictest9-21ksoftirqd/021:55:120
15842991913,3cyclictest9-21ksoftirqd/021:55:120
15842991913,3cyclictest8748-21diskmemload23:15:300
15842991913,3cyclictest8748-21diskmemload23:06:550
15842991913,3cyclictest8112-21fschecks_time01:05:460
15842991913,3cyclictest16893-21sh00:08:130
15842991912,4cyclictest8748-21diskmemload23:45:530
15842991912,4cyclictest5461-21latency_hist00:30:310
15842991912,4cyclictest31956-21cat22:35:390
108252190,2sleep00-21swapper/000:01:160
15842991813,3cyclictest9-21ksoftirqd/022:44:000
15842991813,3cyclictest9-21ksoftirqd/021:48:060
15842991813,3cyclictest9-21ksoftirqd/021:30:410
15842991812,3cyclictest4065-21proc_pri01:00:540
15842991811,4cyclictest25165-21timerandwakeup00:16:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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