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2026-04-21 - 06:02
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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 Apr 21, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3071799654,55cyclictest0-21swapper/323:19:413
3071799654,55cyclictest0-21swapper/323:19:413
3069799595,47cyclictest0-21swapper/021:29:210
3071799583,49cyclictest0-21swapper/321:40:533
3069799585,46cyclictest0-21swapper/022:16:300
3069799585,46cyclictest0-21swapper/020:52:220
3069799584,47cyclictest0-21swapper/020:57:160
3071799564,47cyclictest0-21swapper/320:36:063
3071799554,45cyclictest0-21swapper/320:30:223
3071799552,7cyclictest15551-21ssh23:00:303
3069799554,7cyclictest0-21swapper/020:37:220
3069799554,44cyclictest0-21swapper/020:12:530
3069799554,44cyclictest0-21swapper/020:12:530
3069799553,8cyclictest23823-21diskstats21:00:460
3069799553,8cyclictest23823-21diskstats21:00:460
3069799544,42cyclictest0-21swapper/020:03:030
3071799535,41cyclictest0-21swapper/318:41:023
3071099535,7cyclictest0-21swapper/220:06:532
3071099534,43cyclictest0-21swapper/221:41:022
3069799534,6cyclictest0-21swapper/021:39:110
3069799534,43cyclictest0-21swapper/023:18:320
3069799534,43cyclictest0-21swapper/023:18:320
3069799534,43cyclictest0-21swapper/022:03:000
3069799534,43cyclictest0-21swapper/021:52:500
3069799534,43cyclictest0-21swapper/021:52:500
3069799534,43cyclictest0-21swapper/020:49:520
3069799534,43cyclictest0-21swapper/020:22:520
3069799534,42cyclictest0-21swapper/021:44:220
3069799532,45cyclictest1918-21kworker/0:123:28:280
3071799527,39cyclictest0-21swapper/320:43:423
3071799524,26cyclictest0-21swapper/321:11:023
3071799523,44cyclictest11723-21latency_hist22:55:303
3071799522,6cyclictest546-21avahi-daemon21:30:323
3069799522,44cyclictest30463-21ssh22:35:560
3071799518,37cyclictest29956-21ps21:08:433
3071799514,42cyclictest0-21swapper/319:00:453
3071799514,41cyclictest0-21swapper/320:55:323
3071799513,42cyclictest0-21swapper/320:15:343
3071799513,42cyclictest0-21swapper/320:15:343
3071799512,6cyclictest4824-21ssh21:18:213
3069799516,39cyclictest0-21swapper/022:46:580
3069799514,41cyclictest0-21swapper/022:56:440
3069799514,41cyclictest0-21swapper/020:15:480
3069799513,42cyclictest0-21swapper/022:07:400
30697995112,33cyclictest0-21swapper/021:14:560
302842518,15sleep30-21swapper/317:58:353
3071799508,36cyclictest12001-21/usr/sbin/munin18:35:563
3071799505,39cyclictest0-21swapper/320:01:203
3071799505,38cyclictest0-21swapper/318:56:043
3071799505,38cyclictest0-21swapper/318:56:043
3071799505,10cyclictest0-21swapper/319:16:383
3071799504,40cyclictest0-21swapper/322:35:483
3071799504,10cyclictest0-21swapper/320:50:223
30717995036,9cyclictest0-21swapper/321:25:513
3071799503,42cyclictest0-21swapper/321:52:403
3071799503,42cyclictest0-21swapper/321:52:403
3071799503,41cyclictest9687-21ssh22:08:303
3071799503,41cyclictest0-21swapper/322:00:413
3070199504,40cyclictest0-21swapper/122:38:371
3070199503,41cyclictest0-21swapper/120:31:531
3069799505,39cyclictest0-21swapper/022:55:010
3069799504,41cyclictest0-21swapper/020:30:040
3069799504,40cyclictest0-21swapper/021:18:280
3069799503,23cyclictest0-21swapper/020:41:460
3069799502,5cyclictest0-21swapper/023:05:490
3069799502,16cyclictest25043-21perl21:45:460
3071799497,36cyclictest17612-21/usr/sbin/munin18:50:503
3071799497,36cyclictest17612-21/usr/sbin/munin18:50:503
3071799496,37cyclictest0-21swapper/320:32:333
3071799495,38cyclictest0-21swapper/323:05:173
3071799495,21cyclictest0-21swapper/322:34:163
3071799494,40cyclictest0-21swapper/320:19:433
3071799494,39cyclictest0-21swapper/323:05:533
3071799494,39cyclictest0-21swapper/322:23:003
3071799494,39cyclictest0-21swapper/319:25:453
3071799494,39cyclictest0-21swapper/319:11:083
3071799494,39cyclictest0-21swapper/318:06:033
3071799494,38cyclictest0-21swapper/319:55:513
30717994916,27cyclictest11214-21diskmemload21:39:553
3071099494,40cyclictest0-21swapper/223:21:582
3071099493,41cyclictest0-21swapper/221:49:512
3070199494,39cyclictest0-21swapper/122:33:101
3070199494,39cyclictest0-21swapper/120:04:331
30701994912,31cyclictest0-21swapper/120:23:571
3069799495,37cyclictest0-21swapper/019:35:450
3069799494,39cyclictest0-21swapper/022:31:370
3069799493,10cyclictest0-21swapper/021:31:310
30697994911,5cyclictest6518-21fschecks_time21:20:470
30697994911,5cyclictest0-21swapper/023:11:290
30697994911,5cyclictest0-21swapper/023:11:290
30697994911,5cyclictest0-21swapper/018:26:030
30697994910,33cyclictest0-21swapper/022:28:180
290192494,9sleep30-21swapper/319:20:513
3071799487,35cyclictest2786-21cpu18:10:473
3071799486,36cyclictest0-21swapper/322:47:023
3071799485,36cyclictest0-21swapper/322:11:423
3071799484,38cyclictest0-21swapper/323:21:163
3071799484,38cyclictest0-21swapper/322:44:363
3071799484,38cyclictest0-21swapper/319:30:593
30717994816,26cyclictest6928-21ntp_offset21:20:543
30717994813,30cyclictest28121-21latency_hist21:50:323
30717994812,30cyclictest0-21swapper/319:40:483
30717994811,31cyclictest0-21swapper/323:11:463
30717994811,31cyclictest0-21swapper/323:11:463
30717994811,31cyclictest0-21swapper/322:00:103
30701994839,5cyclictest21-21ksoftirqd/122:20:301
3069799485,17cyclictest0-21swapper/020:30:500
3069799484,18cyclictest0-21swapper/023:03:230
3069799484,17cyclictest0-21swapper/022:13:530
3069799483,39cyclictest0-21swapper/021:55:370
30697994813,30cyclictest3-21ksoftirqd/020:05:520
30697994812,6cyclictest0-21swapper/022:22:480
30697994810,32cyclictest0-21swapper/022:43:240
30697994810,32cyclictest0-21swapper/021:09:390
302282488,13sleep20-21swapper/217:57:492
3071799477,35cyclictest0-21swapper/322:16:173
3071799476,16cyclictest0-21swapper/320:21:593
3071799474,38cyclictest0-21swapper/318:47:533
3071799474,38cyclictest0-21swapper/318:31:043
3071799474,37cyclictest0-21swapper/323:27:003
3071799474,37cyclictest0-21swapper/321:00:563
3071799474,37cyclictest0-21swapper/321:00:563
3071799474,36cyclictest0-21swapper/320:55:443
3071099474,37cyclictest0-21swapper/221:30:562
3071099474,36cyclictest0-21swapper/222:06:182
3071099473,39cyclictest0-21swapper/218:02:462
3071099472,40cyclictest29009-21ssh23:17:312
3071099472,40cyclictest29009-21ssh23:17:312
30710994712,5cyclictest0-21swapper/222:59:502
3070199478,7cyclictest0-21swapper/122:41:361
3070199475,36cyclictest0-21swapper/120:18:571
3070199475,35cyclictest0-21swapper/123:29:101
3070199474,37cyclictest0-21swapper/123:16:491
3070199474,37cyclictest0-21swapper/123:16:491
3070199474,37cyclictest0-21swapper/122:47:201
3070199473,39cyclictest0-21swapper/120:48:421
3069799474,38cyclictest0-21swapper/019:05:590
3069799474,37cyclictest0-21swapper/023:23:110
3071799463,38cyclictest0-21swapper/322:27:003
3071799463,10cyclictest0-21swapper/318:00:423
30717994610,5cyclictest0-21swapper/320:07:153
3071099469,31cyclictest0-21swapper/220:31:472
3071099464,37cyclictest0-21swapper/222:45:392
3071099464,36cyclictest0-21swapper/223:26:262
3071099464,36cyclictest0-21swapper/222:37:052
3071099464,36cyclictest0-21swapper/221:36:012
3071099464,36cyclictest0-21swapper/221:11:162
3071099464,36cyclictest0-21swapper/221:09:202
3071099463,38cyclictest0-21swapper/223:11:192
3071099463,38cyclictest0-21swapper/223:11:192
3071099463,37cyclictest0-21swapper/222:40:512
3070199465,34cyclictest0-21swapper/121:38:181
3070199464,36cyclictest0-21swapper/123:03:371
3069799464,14cyclictest0-21swapper/019:12:090
3071799458,31cyclictest6394-21/usr/sbin/munin18:20:563
3071799453,37cyclictest0-21swapper/319:50:503
3071799453,37cyclictest0-21swapper/318:17:153
3071099457,32cyclictest0-21swapper/221:22:502
3071099454,36cyclictest0-21swapper/221:16:022
3071099454,36cyclictest0-21swapper/220:00:462
3071099454,35cyclictest0-21swapper/222:51:352
3071099454,17cyclictest0-21swapper/223:09:092
3071099454,16cyclictest0-21swapper/222:11:522
3070199455,34cyclictest0-21swapper/122:57:361
3070199454,7cyclictest0-21swapper/120:11:021
3070199454,7cyclictest0-21swapper/120:11:021
3071799447,32cyclictest0-21swapper/319:45:543
3071799445,34cyclictest0-21swapper/318:28:213
3071099445,33cyclictest0-21swapper/222:27:052
3071099445,33cyclictest0-21swapper/222:19:232
3071099445,33cyclictest0-21swapper/221:03:022
3071099445,33cyclictest0-21swapper/221:03:022
3071099445,33cyclictest0-21swapper/220:36:372
3071099444,34cyclictest0-21swapper/220:51:062
3071099444,16cyclictest0-21swapper/220:11:422
3071099444,16cyclictest0-21swapper/220:11:422
3071099443,35cyclictest0-21swapper/220:58:202
3071099443,34cyclictest9568-21/usr/sbin/munin20:40:552
3071099442,35cyclictest16113-21fschecks_time23:00:452
3070199447,33cyclictest19294-21sendmail_mailqu22:20:571
3070199445,7cyclictest0-21swapper/121:58:031
3070199445,33cyclictest0-21swapper/122:53:451
3070199445,33cyclictest0-21swapper/122:04:531
3070199444,35cyclictest0-21swapper/122:05:511
3069799444,10cyclictest0-21swapper/019:02:280
52262433,6sleep10-21swapper/120:35:471
3071799433,35cyclictest0-21swapper/319:36:043
30717994329,10cyclictest0-21swapper/319:06:143
3071099435,7cyclictest0-21swapper/220:22:232
3071099434,34cyclictest0-21swapper/222:34:042
3071099434,34cyclictest0-21swapper/220:27:442
3071099434,33cyclictest0-21swapper/222:03:442
3071099434,33cyclictest0-21swapper/220:18:432
3071099434,15cyclictest0-21swapper/221:53:052
3071099434,15cyclictest0-21swapper/221:53:052
3071099433,35cyclictest0-21swapper/221:27:062
3071099433,35cyclictest0-21swapper/219:47:252
3070199434,34cyclictest0-21swapper/120:42:331
3069799433,8cyclictest10307-21diskstats18:30:500
106332432,7sleep110694-21/usr/sbin/munin18:30:561
3069799423,8cyclictest0-21swapper/018:23:250
3069799423,35cyclictest0-21swapper/019:44:130
3069799423,35cyclictest0-21swapper/019:32:220
301602423,7sleep10-21swapper/121:09:111
248422423,7sleep10-21swapper/119:10:111
3071099414,6cyclictest0-21swapper/218:17:362
3070199413,31cyclictest0-21swapper/121:12:511
3069799413,34cyclictest0-21swapper/018:47:250
213432413,7sleep10-21swapper/120:56:111
190292413,8sleep00-21swapper/018:52:400
190292413,8sleep00-21swapper/018:52:400
75772403,7sleep10-21swapper/121:21:151
35522403,7sleep10-21swapper/119:38:401
308292402,7sleep030884-21df_inode19:25:470
261992403,7sleep10-21swapper/123:14:331
261992403,7sleep10-21swapper/123:14:331
243852403,7sleep10-21swapper/121:45:301
3071099393,31cyclictest0-21swapper/219:22:172
30697993921,13cyclictest20035-21grep18:55:540
30697993921,13cyclictest20035-21grep18:55:540
254212393,7sleep10-21swapper/122:30:251
40862383,7sleep10-21swapper/118:13:011
319092383,7sleep10-21swapper/120:27:091
3010623815,17sleep00-21swapper/017:56:270
53152373,6sleep20-21swapper/219:42:232
3070199374,28cyclictest0-21swapper/121:17:011
3070199373,28cyclictest0-21swapper/121:30:361
30701993728,5cyclictest21-21ksoftirqd/118:40:361
30701993725,7cyclictest22903-21crond23:10:301
30697993728,5cyclictest3-21ksoftirqd/018:20:360
303102374,8sleep10-21swapper/117:58:491
180042373,7sleep10-21swapper/120:09:101
121182373,7sleep10-21swapper/121:28:031
115342373,6sleep20-21swapper/218:32:422
71162363,29sleep00-21swapper/019:46:360
3070199364,27cyclictest0-21swapper/122:12:281
3070199363,28cyclictest0-21swapper/119:52:471
30701993624,7cyclictest543-21systemd-logind20:00:341
30701993624,7cyclictest4941-21ls19:41:001
30697993626,5cyclictest3-21ksoftirqd/018:05:360
30697993624,7cyclictest27845-21wc19:15:590
26482363,6sleep20-21swapper/218:10:412
189872363,7sleep10-21swapper/118:52:121
189872363,7sleep10-21swapper/118:52:121
182182363,6sleep10-21swapper/120:52:291
170992363,7sleep10-21swapper/118:47:131
154142363,6sleep20-21swapper/218:44:252
109612363,6sleep20-21swapper/219:57:402
3070199354,26cyclictest0-21swapper/123:25:171
3070199354,26cyclictest0-21swapper/121:55:141
3070199354,26cyclictest0-21swapper/121:55:141
3070199354,25cyclictest0-21swapper/121:01:331
3070199354,25cyclictest0-21swapper/121:01:331
3070199353,27cyclictest0-21swapper/119:21:081
30697993523,8cyclictest1967-21grep18:06:060
264942353,6sleep20-21swapper/219:12:372
173232353,6sleep20-21swapper/218:49:522
96892343,6sleep20-21swapper/218:27:592
30710993422,7cyclictest3708-21crond19:40:342
30710993422,7cyclictest32563-21grep21:55:462
3071099334,24cyclictest0-21swapper/219:17:382
3070199336,22cyclictest0-21swapper/121:47:211
3070199333,25cyclictest0-21swapper/119:46:371
321442323,6sleep20-21swapper/219:27:592
3070199323,25cyclictest0-21swapper/119:25:401
30701993221,7cyclictest31168-21cut18:00:421
30701993221,7cyclictest27613-21cat19:15:541
30701993221,7cyclictest26101-21wc19:11:041
30697993221,7cyclictest10515-21switchtime19:56:020
189932323,6sleep20-21swapper/218:52:172
189932323,6sleep20-21swapper/218:52:172
3071099314,23cyclictest0-21swapper/219:00:512
3071099314,21cyclictest0-21swapper/222:20:482
30710993118,8cyclictest554-21dbus-daemon19:00:352
30710993118,8cyclictest554-21dbus-daemon19:00:352
30701993119,7cyclictest14301-21idleruntime18:40:531
3071099304,21cyclictest0-21swapper/219:30:472
3071099304,19cyclictest0-21swapper/218:05:592
3071099303,22cyclictest0-21swapper/219:50:522
3070199303,23cyclictest0-21swapper/119:34:281
3070199303,22cyclictest0-21swapper/118:10:111
30701993018,7cyclictest20029-21latency18:55:551
30701993018,7cyclictest20029-21latency18:55:551
3069799303,23cyclictest0-21swapper/018:35:380
30710992918,7cyclictest554-21dbus-daemon20:45:342
30710992917,7cyclictest6401-21cut18:20:462
30701992919,6cyclictest6884-21iostat18:20:521
30701992918,6cyclictest21868-21irqstats19:00:531
3069799294,20cyclictest0-21swapper/019:20:480
3069799293,22cyclictest0-21swapper/019:55:160
30697992917,8cyclictest3346-21cut18:10:570
30710992816,7cyclictest12007-21basename18:35:452
30710992812,11cyclictest0-21swapper/219:05:462
30701992817,7cyclictest4979-21if_err_eth218:15:531
30701992816,7cyclictest8731-21if_eth218:25:521
3069799284,20cyclictest0-21swapper/018:41:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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