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2026-08-29 - 19:49
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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 792 highest latencies:
System rackbslot4.osadl.org (updated Sat Aug 29, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2572199596,9cyclictest0-21swapper/009:10:500
2572199584,49cyclictest0-21swapper/011:11:100
2572199584,49cyclictest0-21swapper/011:11:100
2572599573,48cyclictest0-21swapper/108:16:591
2572199574,47cyclictest0-21swapper/008:51:000
2572199574,47cyclictest0-21swapper/008:51:000
2572199574,47cyclictest0-21swapper/008:41:280
25721995719,33cyclictest10895-21sh09:05:150
2572599564,46cyclictest0-21swapper/111:32:191
2572599564,45cyclictest0-21swapper/111:07:051
2572199562,29cyclictest24840-21ssh10:50:130
2572599554,45cyclictest0-21swapper/111:27:451
2572199544,44cyclictest0-21swapper/008:58:380
2572199544,44cyclictest0-21swapper/008:33:430
2572199543,45cyclictest0-21swapper/010:08:570
25721995414,35cyclictest643-21runrttasks09:25:340
2572599534,43cyclictest0-21swapper/109:47:211
2572599534,43cyclictest0-21swapper/109:20:001
2572599534,43cyclictest0-21swapper/109:09:031
2572599534,43cyclictest0-21swapper/108:21:111
2572199535,42cyclictest0-21swapper/007:10:440
2572199534,5cyclictest0-21swapper/009:05:180
2572199534,43cyclictest4631-21kworker/0:209:50:090
2572199534,43cyclictest0-21swapper/011:43:040
2572199534,43cyclictest0-21swapper/007:30:250
2572199533,8cyclictest0-21swapper/009:15:480
2573299524,42cyclictest0-21swapper/209:05:482
2572199523,43cyclictest13106-21ssh11:15:550
2572199523,43cyclictest0-21swapper/008:04:240
2572199522,44cyclictest11955-21ssh08:21:280
25732995142,5cyclictest29-21ksoftirqd/207:50:182
2572599516,40cyclictest0-21swapper/109:45:071
2572599516,40cyclictest0-21swapper/109:45:071
2572599515,40cyclictest0-21swapper/109:20:261
2572599514,41cyclictest0-21swapper/109:51:271
2572599514,41cyclictest0-21swapper/108:36:321
2572599513,44cyclictest0-21swapper/108:42:181
2572199519,36cyclictest0-21swapper/011:32:290
2572199515,40cyclictest0-21swapper/011:02:290
2572199513,23cyclictest0-21swapper/009:30:420
2572599505,39cyclictest0-21swapper/110:25:511
2572599505,39cyclictest0-21swapper/110:25:511
2572599504,40cyclictest0-21swapper/110:10:211
2572199506,38cyclictest0-21swapper/010:54:090
2572199504,40cyclictest0-21swapper/006:55:290
2572199504,13cyclictest0-21swapper/011:06:350
25721995012,34cyclictest27863-21if_eth210:10:300
2572599494,39cyclictest0-21swapper/111:20:191
2572599493,42cyclictest0-21swapper/109:31:171
2572199496,38cyclictest0-21swapper/009:36:410
2572199496,38cyclictest0-21swapper/008:39:280
2572199495,39cyclictest0-21swapper/008:48:440
2572199494,40cyclictest0-21swapper/011:27:350
2572199494,40cyclictest0-21swapper/010:25:390
2572199494,40cyclictest0-21swapper/010:25:390
2572199494,40cyclictest0-21swapper/010:01:300
2572199494,40cyclictest0-21swapper/008:27:050
2572199494,39cyclictest0-21swapper/011:35:340
2572199494,39cyclictest0-21swapper/010:58:070
2572199494,38cyclictest7554-21ssh08:15:440
2572199493,7cyclictest0-21swapper/009:20:290
25721994911,5cyclictest0-21swapper/010:34:470
2573999484,38cyclictest0-21swapper/311:35:443
2573299484,21cyclictest0-21swapper/208:20:562
25732994816,6cyclictest8765-21unixbench-2d09:00:472
25732994811,6cyclictest23401-21ls09:20:452
25732994811,31cyclictest0-21swapper/211:10:402
25732994811,31cyclictest0-21swapper/211:10:402
2572599485,37cyclictest0-21swapper/110:33:371
2572599484,39cyclictest0-21swapper/110:07:471
2572599484,38cyclictest0-21swapper/108:45:311
2572599483,40cyclictest0-21swapper/111:00:041
2572599483,40cyclictest0-21swapper/109:29:571
2572599483,13cyclictest13443-21ssh11:16:391
2572599482,7cyclictest26814-21aten_rbpower_vo11:35:251
25725994811,31cyclictest0-21swapper/110:04:061
2572199487,35cyclictest0-21swapper/009:56:530
2572199486,37cyclictest0-21swapper/010:38:340
2572199484,39cyclictest0-21swapper/006:35:330
2572199484,38cyclictest0-21swapper/009:40:210
2572199484,38cyclictest0-21swapper/009:40:210
2572199484,10cyclictest0-21swapper/007:40:500
2572199483,40cyclictest0-21swapper/011:22:350
2572199483,40cyclictest0-21swapper/009:50:350
2534224810,14sleep30-21swapper/306:13:343
2573999473,8cyclictest31868-21/usr/sbin/munin11:40:463
2573299474,37cyclictest0-21swapper/208:30:492
2572599475,36cyclictest0-21swapper/108:26:101
2572599474,37cyclictest0-21swapper/111:40:421
2572599474,37cyclictest0-21swapper/111:11:221
2572599474,37cyclictest0-21swapper/111:11:221
2572599474,37cyclictest0-21swapper/110:43:231
2572599474,37cyclictest0-21swapper/110:15:241
2572599474,37cyclictest0-21swapper/109:55:201
2572599474,37cyclictest0-21swapper/109:38:321
2572599474,37cyclictest0-21swapper/109:11:061
2572599474,37cyclictest0-21swapper/109:02:401
2572599474,37cyclictest0-21swapper/108:33:521
2572599473,39cyclictest0-21swapper/108:57:221
25725994710,31cyclictest0-21swapper/110:25:111
2572199478,33cyclictest0-21swapper/010:17:480
2572199476,36cyclictest41ktimersoftd/010:20:470
2572199474,38cyclictest0-21swapper/007:35:430
2572199474,38cyclictest0-21swapper/007:25:430
2572199474,37cyclictest0-21swapper/010:41:500
2572199474,37cyclictest0-21swapper/008:05:400
2572199471,4cyclictest8150irq/23-uhci_hcd07:50:510
2572199471,4cyclictest8150irq/23-uhci_hcd07:50:510
2573999464,37cyclictest0-21swapper/310:30:463
2573999464,37cyclictest0-21swapper/308:50:583
2573999464,37cyclictest0-21swapper/308:50:583
2573999463,37cyclictest0-21swapper/308:25:493
2573299469,31cyclictest0-21swapper/209:43:402
2573299469,31cyclictest0-21swapper/209:43:402
2573299464,37cyclictest0-21swapper/211:25:422
25732994636,5cyclictest29-21ksoftirqd/207:25:182
2573299463,37cyclictest0-21swapper/211:30:352
25732994610,31cyclictest3520-21mailstats10:20:422
2572599468,33cyclictest0-21swapper/111:02:391
2572599465,36cyclictest0-21swapper/110:53:231
2572599464,37cyclictest0-21swapper/108:52:321
2572599464,37cyclictest0-21swapper/108:52:321
2572599464,36cyclictest0-21swapper/110:46:211
2572199464,8cyclictest0-21swapper/007:55:340
2572199464,8cyclictest0-21swapper/007:55:340
2572199463,38cyclictest0-21swapper/007:05:300
2572199463,37cyclictest16883-21interrupts07:15:350
2572199463,36cyclictest0-21swapper/006:40:350
2573999456,34cyclictest0-21swapper/309:10:433
2573999453,36cyclictest0-21swapper/310:05:373
2573299455,34cyclictest0-21swapper/208:57:012
2573299454,36cyclictest0-21swapper/211:15:382
2573299454,35cyclictest0-21swapper/210:15:462
2573299453,38cyclictest0-21swapper/210:04:172
2573299453,37cyclictest0-21swapper/210:55:362
2572599453,36cyclictest0-21swapper/110:35:391
2572199457,33cyclictest29306-21cat06:21:020
2572199457,33cyclictest29306-21cat06:21:020
2572199457,33cyclictest0-21swapper/006:15:500
2572199455,35cyclictest0-21swapper/007:48:390
2572199453,37cyclictest0-21swapper/007:20:350
2572199453,37cyclictest0-21swapper/006:30:460
2572199453,37cyclictest0-21swapper/006:25:490
2572199453,37cyclictest0-21swapper/006:25:490
2572199453,36cyclictest0-21swapper/007:00:300
2572199453,34cyclictest0-21swapper/006:50:190
25721994514,7cyclictest543-21systemd-logind08:15:160
2573999445,34cyclictest0-21swapper/309:25:403
2573999443,29cyclictest0-21swapper/310:50:433
2572599443,36cyclictest0-21swapper/106:15:411
2572199443,35cyclictest5333-21df_inode06:45:330
2573299435,32cyclictest0-21swapper/210:40:372
2573299434,15cyclictest0-21swapper/211:20:392
2573299433,35cyclictest0-21swapper/206:15:322
195002433,7sleep30-21swapper/310:41:493
106672433,7sleep20-21swapper/209:47:302
82762423,7sleep20-21swapper/210:27:032
82762423,7sleep20-21swapper/210:27:032
41692423,7sleep30-21swapper/306:40:463
2573299423,34cyclictest0-21swapper/209:50:462
159352412,5sleep315943-21sh09:55:163
150272413,6sleep10-21swapper/107:10:381
5632403,7sleep30-21swapper/309:35:043
319812403,7sleep20-21swapper/211:41:002
25739994031,5cyclictest37-21ksoftirqd/310:25:143
216312404,7sleep30-21swapper/307:28:343
15302403,7sleep20-21swapper/208:50:552
15302403,7sleep20-21swapper/208:50:552
140922403,7sleep30-21swapper/309:09:073
25739993925,10cyclictest8172-21sed06:50:483
2458423910,20sleep00-21swapper/006:10:420
233302393,7sleep20-21swapper/207:31:272
159082393,6sleep20-21swapper/208:27:042
15152393,7sleep30-21swapper/310:18:433
3952383,6sleep10-21swapper/107:58:301
3952383,6sleep10-21swapper/107:58:301
281902383,7sleep20-21swapper/209:27:332
27052383,6sleep20-21swapper/206:35:542
25739993826,7cyclictest29469-21head06:21:043
25739993826,7cyclictest29469-21head06:21:043
25739993824,9cyclictest8826-21grep09:00:483
5402373,7sleep30-21swapper/308:00:053
5402373,7sleep30-21swapper/308:00:053
44912372,28sleep34554-21netstat08:55:393
315892373,7sleep30-21swapper/306:28:473
315892373,7sleep30-21swapper/306:28:473
291772373,7sleep30-21swapper/307:49:143
26432373,28sleep30-21swapper/309:36:203
25732993728,5cyclictest29-21ksoftirqd/209:55:402
25732993728,5cyclictest29-21ksoftirqd/209:33:492
25732993728,5cyclictest29-21ksoftirqd/208:05:162
25732993723,10cyclictest29-21ksoftirqd/210:55:132
222152373,7sleep20-21swapper/210:45:382
177692373,7sleep20-21swapper/207:17:022
177602373,6sleep30-21swapper/307:16:553
119272373,6sleep20-21swapper/210:31:462
309832363,7sleep20-21swapper/206:25:482
309832363,7sleep20-21swapper/206:25:482
272082363,7sleep20-21swapper/207:43:022
25739993627,5cyclictest37-21ksoftirqd/309:40:393
25739993627,5cyclictest37-21ksoftirqd/309:40:393
25739993624,7cyclictest30043-21wc10:55:423
25732993627,5cyclictest29-21ksoftirqd/208:50:142
2530323612,18sleep20-21swapper/206:13:092
2523923613,17sleep10-21swapper/106:12:241
61152353,6sleep20-21swapper/208:13:442
2573999354,27cyclictest0-21swapper/308:24:153
25739993525,6cyclictest7485-21timerwakeupswit10:25:433
25739993525,6cyclictest7485-21timerwakeupswit10:25:433
25732993526,4cyclictest29-21ksoftirqd/210:05:292
40892343,7sleep30-21swapper/308:06:493
25739993424,6cyclictest643-21runrttasks09:45:423
25739993423,6cyclictest6347-21sed06:45:503
25739993422,8cyclictest19786-21/usr/sbin/munin10:00:343
25739993422,7cyclictest8200-21perl11:10:273
25739993422,7cyclictest8200-21perl11:10:273
25739993421,8cyclictest24448-21wc07:35:373
2573999341,29cyclictest171121rm10:39:463
25732993425,5cyclictest29-21ksoftirqd/207:05:292
2572599341,28cyclictest6243-21latency_hist08:15:161
244072343,7sleep30-21swapper/308:39:293
273322333,6sleep10-21swapper/107:44:341
2573999334,25cyclictest0-21swapper/308:10:393
2573999334,24cyclictest0-21swapper/307:20:303
25739993325,5cyclictest37-21ksoftirqd/310:45:443
25739993323,6cyclictest32189-21fschecks_count06:30:343
25739993321,7cyclictest12362-21cpu09:50:283
25739993314,14cyclictest4998-21rt-features11:05:383
2573299334,24cyclictest0-21swapper/209:18:362
25732993323,6cyclictest29-21ksoftirqd/206:34:252
25732993322,6cyclictest643-21runrttasks06:55:342
25732993321,7cyclictest11636-21grep07:00:442
25732993320,8cyclictest584-21gdbus06:20:212
25732993320,8cyclictest584-21gdbus06:20:212
25732993320,8cyclictest5453-21tune2fs06:45:342
25732993320,8cyclictest15766-21grep07:10:502
25725993314,14cyclictest17082-21tr07:15:401
190302333,5sleep30-21swapper/309:15:313
281992323,6sleep10-21swapper/106:20:281
281992323,6sleep10-21swapper/106:20:281
276282323,5sleep30-21swapper/308:43:233
2573999324,23cyclictest0-21swapper/311:34:033
2573999324,23cyclictest0-21swapper/308:30:193
25739993221,7cyclictest28763-21/usr/sbin/munin08:45:283
25739993221,7cyclictest15286-21grep07:10:423
25732993224,5cyclictest29-21ksoftirqd/210:35:452
25732993222,7cyclictest25465-21awk07:39:362
25732993222,6cyclictest29-21ksoftirqd/208:16:552
25732993221,6cyclictest295272sleep207:50:292
25732993221,6cyclictest295272sleep207:50:292
25732993220,7cyclictest32508-21grep07:55:492
25732993220,7cyclictest32508-21grep07:55:492
25725993221,6cyclictest4934-21crond06:45:191
25725993217,9cyclictest1198-21crond06:35:181
2573999314,22cyclictest0-21swapper/306:55:343
2573999313,23cyclictest0-21swapper/308:19:463
2573999313,23cyclictest0-21swapper/308:00:223
25739993123,5cyclictest37-21ksoftirqd/311:25:443
25739993121,7cyclictest2451-21timerandwakeup06:35:473
2573299314,22cyclictest0-21swapper/210:10:332
2573299314,20cyclictest0-21swapper/211:05:232
25732993122,5cyclictest29-21ksoftirqd/211:00:342
25732993121,6cyclictest29-21ksoftirqd/211:40:122
25732993121,6cyclictest1215-21fschecks_count09:35:292
2572599314,23cyclictest0-21swapper/106:40:441
2572599313,24cyclictest0-21swapper/107:05:401
2572599313,23cyclictest0-21swapper/107:35:331
2572599312,23cyclictest9666-21ntp_states06:55:421
25739993020,6cyclictest27826-21idleruntime10:10:303
25739993020,6cyclictest15099-21latency_hist11:20:133
25732993022,5cyclictest29-21ksoftirqd/208:45:162
2572599304,22cyclictest0-21swapper/107:34:581
2572599304,22cyclictest0-21swapper/106:50:441
2572599303,23cyclictest0-21swapper/107:25:301
2572599303,23cyclictest0-21swapper/107:20:311
2572599303,21cyclictest1408-21sort08:00:361
122052303,6sleep10-21swapper/107:02:491
2573999294,21cyclictest0-21swapper/309:21:303
2573999294,20cyclictest0-21swapper/307:05:243
2573999293,23cyclictest0-21swapper/311:03:003
25739992921,4cyclictest37-21ksoftirqd/307:40:303
25739992917,7cyclictest30635-21sed07:50:493
25739992917,7cyclictest30635-21sed07:50:493
25732992919,6cyclictest29-21ksoftirqd/209:15:042
25732992918,7cyclictest564-21dbus-daemon06:45:182
2572599292,22cyclictest31290-21head06:25:521
2572599292,22cyclictest31290-21head06:25:521
25725992917,8cyclictest2246-21ps06:35:431
2573999284,20cyclictest0-21swapper/311:22:553
25739992816,7cyclictest25856-21df_inode06:15:223
2573299285,17cyclictest0-21swapper/208:05:422
2573299284,17cyclictest0-21swapper/207:25:502
25732992819,5cyclictest29-21ksoftirqd/208:35:472
25732992816,7cyclictest8504-21seq06:53:172
2572599283,21cyclictest0-21swapper/107:45:331
25739992716,7cyclictest10864-21cut07:00:313
2572599274,10cyclictest0-21swapper/108:09:541
25725992715,7cyclictest29657-21df_inode07:50:311
25725992715,7cyclictest29657-21df_inode07:50:311
2573999253,18cyclictest0-21swapper/307:30:213
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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