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2026-08-24 - 01:10
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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 highest latencies:
System rackbslot4.osadl.org (updated Sun Aug 23, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
191012679,20sleep20-21swapper/206:13:562
2017199667,52cyclictest0-21swapper/310:22:203
2017199593,51cyclictest0-21swapper/309:18:293
2017199592,51cyclictest18001-21df10:08:403
2017199587,45cyclictest0-21swapper/310:13:503
2017199585,10cyclictest0-21swapper/311:42:203
2017199585,10cyclictest0-21swapper/311:42:203
2017199583,49cyclictest0-21swapper/309:28:293
2017199574,46cyclictest0-21swapper/309:43:013
20171995716,36cyclictest24657-21vmstat08:49:013
20171995713,38cyclictest0-21swapper/309:50:523
198432577,17sleep00-21swapper/006:17:440
2017199564,47cyclictest0-21swapper/307:31:123
2017199563,48cyclictest0-21swapper/311:33:273
2017199563,47cyclictest0-21swapper/311:09:113
2017199563,47cyclictest0-21swapper/310:48:273
2017199562,48cyclictest29453-21ssh08:56:223
20171995612,38cyclictest0-21swapper/310:40:593
2017199558,14cyclictest0-21swapper/308:22:173
2017199557,42cyclictest0-21swapper/311:04:363
2017199557,42cyclictest0-21swapper/308:39:343
2017199553,46cyclictest21721-21ssh08:45:423
2015699554,7cyclictest0-21swapper/010:56:290
2015699554,7cyclictest0-21swapper/010:56:290
2015699554,45cyclictest0-21swapper/009:19:210
2017199549,39cyclictest0-21swapper/311:45:253
2017199548,40cyclictest0-21swapper/311:17:153
2017199548,40cyclictest0-21swapper/309:00:403
2017199548,12cyclictest0-21swapper/310:27:183
2017199546,42cyclictest0-21swapper/310:51:023
2017199544,45cyclictest0-21swapper/306:58:593
2017199543,46cyclictest0-21swapper/309:59:003
2017199543,46cyclictest0-21swapper/309:59:003
2017199543,46cyclictest0-21swapper/309:37:403
2017199543,45cyclictest0-21swapper/309:43:563
2016799544,43cyclictest13164-21/usr/sbin/munin09:18:542
2015699545,17cyclictest0-21swapper/010:23:220
2017199536,41cyclictest0-21swapper/308:30:183
2017199535,42cyclictest0-21swapper/311:22:323
2017199534,43cyclictest0-21swapper/311:36:283
2017199534,43cyclictest0-21swapper/310:30:443
2017199533,44cyclictest0-21swapper/310:53:393
2017199533,44cyclictest0-21swapper/310:53:393
20171995312,35cyclictest0-21swapper/309:28:593
2015699534,24cyclictest0-21swapper/010:16:410
70482520,5sleep00-21swapper/009:09:000
2017199528,39cyclictest0-21swapper/309:53:553
2017199528,14cyclictest0-21swapper/309:08:523
2017199526,41cyclictest0-21swapper/311:03:193
2017199525,41cyclictest0-21swapper/309:04:523
2017199525,41cyclictest0-21swapper/308:23:413
2017199524,42cyclictest0-21swapper/311:25:283
2017199524,42cyclictest0-21swapper/310:06:123
2017199524,42cyclictest0-21swapper/308:34:173
2015699524,42cyclictest0-21swapper/011:26:380
2017199514,14cyclictest0-21swapper/309:22:043
2017199511,45cyclictest4046-21sh10:33:293
2016799515,39cyclictest9515-21/usr/sbin/munin11:23:562
2016799514,41cyclictest17765-21grep09:23:542
20167995113,32cyclictest16683-21unixbench_multi10:48:582
20156995118,28cyclictest10227-21netstat09:13:510
20156995110,16cyclictest0-21swapper/011:29:560
196602518,14sleep30-21swapper/306:15:293
182572519,13sleep10-21swapper/106:13:341
20167995016,28cyclictest24626-21/usr/sbin/munin11:43:502
20167995015,7cyclictest30198-21ssh11:08:232
20167995010,34cyclictest0-21swapper/210:53:362
20167995010,34cyclictest0-21swapper/210:53:362
2015699504,41cyclictest0-21swapper/010:06:200
2015699504,40cyclictest0-21swapper/010:00:300
2015699504,40cyclictest0-21swapper/010:00:300
2015699504,21cyclictest0-21swapper/009:35:220
2015699503,42cyclictest22784-21ssh08:48:030
2015699503,42cyclictest0-21swapper/009:03:310
2015699503,41cyclictest0-21swapper/008:59:230
2015699502,42cyclictest17244-21df11:33:380
20156995017,6cyclictest27126-21fschecks_time11:03:410
2017199493,41cyclictest0-21swapper/308:13:053
2017199493,41cyclictest0-21swapper/307:23:433
2017199492,41cyclictest25788-21/usr/sbin/munin07:58:493
2017199492,41cyclictest18480-21diskstats07:38:463
2017199492,41cyclictest11752-21switchtime07:18:593
2016799494,6cyclictest0-21swapper/210:43:592
2016799494,40cyclictest0-21swapper/211:09:032
2016799494,39cyclictest643-21runrttasks08:58:452
2016799494,39cyclictest0-21swapper/210:13:302
2016099493,41cyclictest0-21swapper/109:04:111
20160994911,31cyclictest6378-21sh09:53:281
2015699493,41cyclictest0-21swapper/009:48:010
2015699493,41cyclictest0-21swapper/008:38:320
20156994911,33cyclictest0-21swapper/009:25:140
2017199482,39cyclictest31416-21/usr/sbin/munin08:13:573
2017199482,39cyclictest31416-21/usr/sbin/munin08:13:573
2016799489,33cyclictest0-21swapper/210:13:252
2016799488,34cyclictest0-21swapper/210:20:032
2016799486,36cyclictest0-21swapper/208:52:442
2016799483,40cyclictest0-21swapper/210:33:592
20167994815,27cyclictest20990-21ssh08:44:062
20167994814,28cyclictest6044-21cut09:08:432
2016099484,38cyclictest0-21swapper/111:33:481
2015699486,36cyclictest0-21swapper/008:37:240
2015699484,39cyclictest0-21swapper/011:42:380
2015699484,39cyclictest0-21swapper/011:42:380
2015699484,39cyclictest0-21swapper/011:20:440
2015699484,38cyclictest0-21swapper/009:40:310
2015699484,38cyclictest0-21swapper/006:38:560
2015699483,40cyclictest0-21swapper/011:18:050
2015699483,40cyclictest0-21swapper/010:40:390
2015699482,14cyclictest23938-21memory08:48:490
2017199478,11cyclictest0-21swapper/307:15:543
2017199477,34cyclictest25362-21seq07:56:083
2017199476,36cyclictest0-21swapper/306:31:553
2017199472,10cyclictest1466-21/usr/sbin/munin06:53:483
2016799479,33cyclictest0-21swapper/209:53:432
2016799479,33cyclictest0-21swapper/209:43:082
2016799478,33cyclictest0-21swapper/211:15:452
2016799477,34cyclictest0-21swapper/209:05:442
2016799477,34cyclictest0-21swapper/208:34:072
2016799474,37cyclictest0-21swapper/211:30:172
20167994710,6cyclictest0-21swapper/209:29:022
20167994710,32cyclictest10463-21swap09:13:572
20167994710,31cyclictest0-21swapper/208:29:032
2015699474,38cyclictest0-21swapper/010:11:090
2015699474,37cyclictest0-21swapper/011:44:330
2015699474,37cyclictest0-21swapper/010:51:190
2015699474,37cyclictest0-21swapper/009:28:350
2015699474,37cyclictest0-21swapper/008:27:280
2015699473,39cyclictest0-21swapper/009:49:500
2015699472,39cyclictest551-21ntpd10:31:500
2015699472,14cyclictest23922-21/usr/sbin/munin07:53:560
2017199463,37cyclictest0-21swapper/308:03:493
2017199462,38cyclictest31979-21/usr/sbin/munin06:48:483
2017199462,38cyclictest31979-21/usr/sbin/munin06:48:483
2017199462,38cyclictest26371-21/usr/sbin/munin06:33:563
2016799464,37cyclictest0-21swapper/206:18:592
2016799464,36cyclictest0-21swapper/210:23:432
2016799464,19cyclictest0-21swapper/210:39:072
2016799463,38cyclictest0-21swapper/209:50:502
2016799463,10cyclictest1393-21smart_sda10:28:542
2016099464,36cyclictest0-21swapper/109:09:061
2016099460,39cyclictest20870-21/usr/sbin/munin11:38:491
2016099460,39cyclictest20870-21/usr/sbin/munin11:38:491
2015699468,33cyclictest0-21swapper/006:29:000
2015699468,32cyclictest0-21swapper/010:59:470
2015699468,32cyclictest0-21swapper/010:44:100
2015699464,36cyclictest0-21swapper/008:53:470
2015699463,38cyclictest0-21swapper/008:20:250
2015699462,38cyclictest9934-21ssh09:58:090
20156994613,27cyclictest8960-21iostat_ios08:28:470
20156994611,29cyclictest0-21swapper/010:33:360
2017199454,35cyclictest0-21swapper/306:45:213
2017199454,35cyclictest0-21swapper/306:45:213
2017199453,36cyclictest5241-21aten_rbpower_en07:03:443
2017199453,36cyclictest0-21swapper/307:53:313
2017199453,36cyclictest0-21swapper/307:38:313
2017199453,36cyclictest0-21swapper/306:21:143
2017199452,37cyclictest21828-21crond07:48:313
20167994511,7cyclictest0-21swapper/208:24:042
2016099454,16cyclictest0-21swapper/110:40:061
2015699456,34cyclictest0-21swapper/010:24:030
2015699454,35cyclictest0-21swapper/011:08:440
2015699453,36cyclictest16904-21awk07:33:460
2015699453,36cyclictest0-21swapper/007:43:410
2015699453,36cyclictest0-21swapper/007:14:040
2017199443,36cyclictest0-21swapper/306:43:143
2017199443,36cyclictest0-21swapper/306:28:343
2015699443,35cyclictest0-21swapper/006:18:360
20160994311,27cyclictest24694-21ssh08:49:041
2015699434,34cyclictest0-21swapper/006:33:340
2015699434,34cyclictest0-21swapper/006:26:100
2015699434,33cyclictest0-21swapper/007:43:310
2015699433,35cyclictest0-21swapper/007:09:030
2015699433,34cyclictest0-21swapper/007:48:460
2017199423,35cyclictest0-21swapper/307:08:373
2015699423,7cyclictest0-21swapper/006:43:490
2015699423,7cyclictest0-21swapper/006:43:490
2015699423,34cyclictest0-21swapper/007:08:320
20156994211,5cyclictest0-21swapper/007:33:000
20167993926,8cyclictest20492-21tune2fs07:43:452
2015699392,7cyclictest27367-21seq08:02:440
235612383,7sleep10-21swapper/107:51:561
216112383,7sleep10-21swapper/108:45:281
2016799384,28cyclictest0-21swapper/208:53:492
198312383,7sleep10-21swapper/107:42:101
20167993728,5cyclictest22974-21switchtime07:48:582
20167993725,7cyclictest18380-21cut07:38:442
2015699374,28cyclictest0-21swapper/008:03:420
311122363,7sleep10-21swapper/108:12:361
20160993618,13cyclictest1946-21/usr/sbin/munin11:13:441
141622363,7sleep10-21swapper/107:26:251
64802353,7sleep10-21swapper/110:36:081
315942353,7sleep10-21swapper/106:46:371
315942353,7sleep10-21swapper/106:46:371
2016799357,21cyclictest32037-21fschecks_time09:43:442
2016799353,27cyclictest0-21swapper/206:37:122
20167993523,7cyclictest1825-21fschecks_time06:53:492
20167993520,10cyclictest30396-21grep06:43:472
20167993520,10cyclictest30396-21grep06:43:472
20167993517,13cyclictest643-21runrttasks06:25:122
2016099353,27cyclictest0-21swapper/111:23:181
2016099353,27cyclictest0-21swapper/111:04:381
20160993523,7cyclictest23862-21grep06:24:041
20160993518,11cyclictest2740650ssh11:46:531
14642353,7sleep10-21swapper/111:13:021
2016799346,23cyclictest14211-21ssh10:03:392
20167993423,7cyclictest24163-21grep07:53:462
20167993423,7cyclictest23564-21sort10:58:452
20167993422,7cyclictest4400-21wc06:59:012
20167993422,7cyclictest17752-21missed_timers11:33:462
2016099343,26cyclictest0-21swapper/110:13:351
20160993424,6cyclictest9515-21/usr/sbin/munin11:23:441
20160993423,7cyclictest17119-21tail07:33:511
20160993422,8cyclictest10267-21awk09:13:521
20160993414,14cyclictest11071-21cat09:58:491
20160993414,14cyclictest11071-21cat09:58:491
20156993423,7cyclictest12696-21/usr/sbin/munin07:23:460
2016799334,22cyclictest0-21swapper/210:03:292
2016799334,22cyclictest0-21swapper/210:03:292
20167993323,6cyclictest17490-21timerwakeupswit07:33:582
20167993322,7cyclictest25144-21missed_timers06:28:552
20167993318,10cyclictest0-21swapper/211:38:462
20167993318,10cyclictest0-21swapper/211:38:462
2016099335,23cyclictest0-21swapper/110:54:121
2016099335,23cyclictest0-21swapper/110:54:121
2016099334,24cyclictest0-21swapper/108:26:541
2016099333,25cyclictest0-21swapper/110:08:541
20160993322,7cyclictest15840-21/usr/sbin/munin08:38:461
20160993320,8cyclictest1632-21sed10:28:571
20160993320,7cyclictest5808-21memory07:03:531
2016099332,16cyclictest144462grep09:18:591
20160993318,10cyclictest7383-21grep07:08:461
20160993313,14cyclictest20544-21/usr/sbin/munin09:28:431
20156993322,7cyclictest3549-21grep06:58:460
2016799324,22cyclictest0-21swapper/211:19:092
2016799324,22cyclictest0-21swapper/209:34:282
2016799323,24cyclictest0-21swapper/206:38:472
20167993221,6cyclictest7575-21kernelversion07:08:502
2016799322,24cyclictest1669-21missed_timers08:18:522
20167993214,12cyclictest501-21ps08:17:172
20167993214,12cyclictest501-21ps08:17:172
2016099324,23cyclictest0-21swapper/109:55:061
20160993222,7cyclictest21338-21sort06:18:521
20160993220,7cyclictest32540-21sh09:43:541
20160993219,8cyclictest26031-21sed10:18:491
20160993219,8cyclictest17724-21open_files09:23:531
20160993216,11cyclictest0-21swapper/110:45:501
20160993210,17cyclictest31183-21ssh10:25:371
20160993210,17cyclictest0-21swapper/106:42:451
20156993222,6cyclictest1242-21sh06:53:310
20156993222,6cyclictest1242-21sh06:53:310
244102313,22sleep10-21swapper/109:33:421
20167993120,6cyclictest643-21runrttasks08:05:472
20167993119,7cyclictest13233-21latency07:23:512
20167993117,8cyclictest10985-21df07:18:432
20167993116,10cyclictest0-21swapper/207:13:492
20167993115,11cyclictest5369-21/usr/sbin/munin07:03:452
20167993114,12cyclictest16566-21missed_timers08:38:502
20167993111,15cyclictest15314-21grep07:28:542
2016099312,24cyclictest14108-21ntpq11:28:481
20160993119,7cyclictest11618-21pluginstate07:18:561
20160993118,8cyclictest402-21sendmail_mailst06:48:571
20160993118,8cyclictest402-21sendmail_mailst06:48:571
20160993118,8cyclictest2153-21grep08:19:011
20160993117,10cyclictest15404-21/usr/sbin/munin10:48:391
20160993115,11cyclictest0-21swapper/110:58:571
20160993115,11cyclictest0-21swapper/109:01:441
20160993115,10cyclictest0-21swapper/110:03:411
2015699313,23cyclictest0-21swapper/008:13:580
2015699313,23cyclictest0-21swapper/008:13:580
20156993119,7cyclictest11813-21grep07:18:590
2016799304,21cyclictest0-21swapper/206:48:422
2016799304,21cyclictest0-21swapper/206:48:422
20167993020,6cyclictest29596-21aten_rbpower_po08:08:422
20167993016,8cyclictest26390-21load07:58:502
2016099304,21cyclictest0-21swapper/107:32:101
2016099303,21cyclictest0-21swapper/108:13:461
2016099303,21cyclictest0-21swapper/108:13:461
20160993018,7cyclictest4148-21ps06:58:571
20160993018,7cyclictest28336-21needreboot08:03:531
20160993018,7cyclictest26877-21kernelversion06:33:501
20160993016,9cyclictest0-21swapper/109:39:011
20160993016,9cyclictest0-21swapper/108:29:031
20160993016,8cyclictest26995-21/usr/sbin/munin08:53:401
20160993016,10cyclictest0-21swapper/108:02:261
20160993015,10cyclictest0-21swapper/106:30:101
2015699303,22cyclictest0-21swapper/008:08:470
2016099293,21cyclictest0-21swapper/108:33:351
20160992918,7cyclictest25768-21cat07:58:321
20160992915,9cyclictest0-21swapper/107:47:131
20156992919,6cyclictest1466-21/usr/sbin/munin06:53:440
2016099284,20cyclictest0-21swapper/106:53:471
20160992815,8cyclictest10140-21sed07:14:031
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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