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2026-06-07 - 19:48
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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 Sun Jun 07, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2779599587,46cyclictest0-21swapper/211:36:102
2779599583,50cyclictest0-21swapper/210:50:012
2779599579,42cyclictest0-21swapper/211:30:142
2779599574,47cyclictest0-21swapper/209:54:422
2779599573,48cyclictest8068-21sshd11:50:062
2779599568,42cyclictest0-21swapper/210:28:052
2779599568,42cyclictest0-21swapper/210:28:052
2779099564,7cyclictest0-21swapper/109:06:431
27786995616,34cyclictest28156-21ntpdc09:25:130
2779599554,46cyclictest0-21swapper/209:03:482
2779599554,45cyclictest0-21swapper/211:23:512
2779599554,27cyclictest0-21swapper/210:20:252
2778699558,41cyclictest0-21swapper/010:45:010
2779599544,6cyclictest0-21swapper/209:59:522
2779599544,44cyclictest0-21swapper/212:18:592
2779599543,45cyclictest0-21swapper/210:09:422
2779099543,45cyclictest0-21swapper/109:10:001
2778699544,7cyclictest0-21swapper/012:23:290
2779599534,44cyclictest0-21swapper/209:26:332
2779599533,7cyclictest3037-21ssh11:44:102
2779599533,45cyclictest0-21swapper/212:00:062
2779599533,45cyclictest0-21swapper/212:00:062
2779599531,16cyclictest584-21gdbus09:39:502
2778699534,43cyclictest0-21swapper/011:17:060
2778699533,44cyclictest21613-21ssh09:16:180
2779599524,42cyclictest0-21swapper/210:30:312
27795995216,6cyclictest30993-21fschecks_time10:55:052
2778699524,42cyclictest0-21swapper/011:13:300
2778699524,42cyclictest0-21swapper/011:13:300
2778699523,43cyclictest0-21swapper/011:01:500
2779599514,42cyclictest0-21swapper/212:13:392
2779599513,43cyclictest0-21swapper/210:48:462
2779599512,43cyclictest13166-21taskset11:56:292
2778699514,42cyclictest0-21swapper/012:10:490
2778699514,41cyclictest0-21swapper/011:46:110
2778699514,41cyclictest0-21swapper/009:46:250
2780199504,40cyclictest0-21swapper/309:25:383
2779599508,36cyclictest0-21swapper/211:03:082
2779599506,38cyclictest0-21swapper/209:04:532
2779599504,40cyclictest0-21swapper/211:29:132
2779599504,40cyclictest0-21swapper/211:07:002
2779599504,40cyclictest0-21swapper/209:12:132
2779599503,41cyclictest0-21swapper/211:46:492
2779599503,41cyclictest0-21swapper/208:20:052
2778699505,38cyclictest0-21swapper/008:35:220
2778699504,41cyclictest0-21swapper/009:12:230
2778699503,6cyclictest0-21swapper/010:10:120
2778699503,42cyclictest9153-21awk10:25:200
2778699503,42cyclictest9153-21awk10:25:200
2778699503,41cyclictest27807-21ssh12:15:260
2778699503,41cyclictest20287-21ssh11:24:080
2778699503,11cyclictest0-21swapper/011:08:500
2779599494,6cyclictest0-21swapper/211:14:402
2779599494,6cyclictest0-21swapper/211:14:402
2779599494,40cyclictest0-21swapper/212:24:112
2779599494,39cyclictest0-21swapper/211:17:592
2779599494,39cyclictest0-21swapper/208:45:152
2779599494,39cyclictest0-21swapper/207:35:182
27795994911,32cyclictest0-21swapper/210:42:082
27795994910,33cyclictest0-21swapper/209:55:402
2778699494,39cyclictest0-21swapper/010:38:010
2778699493,41cyclictest0-21swapper/010:17:490
2778699492,7cyclictest573-21irqbalance11:29:100
2779599488,7cyclictest0-21swapper/212:06:562
2779599488,7cyclictest0-21swapper/212:06:562
2779599488,35cyclictest0-21swapper/212:27:332
2779599487,35cyclictest0-21swapper/210:37:092
2779599484,39cyclictest0-21swapper/209:18:112
2779599484,39cyclictest0-21swapper/207:50:082
2779599484,38cyclictest0-21swapper/209:20:052
2779599483,40cyclictest0-21swapper/208:50:182
2779599483,39cyclictest7943-21ssh09:40:562
2779599483,39cyclictest7943-21ssh09:40:562
2779599483,39cyclictest12973-21cpu07:45:052
27795994815,28cyclictest1-21systemd09:32:262
27795994812,30cyclictest0-21swapper/207:18:232
27795994811,5cyclictest0-21swapper/208:25:052
2779099484,11cyclictest0-21swapper/107:40:061
2779099483,39cyclictest0-21swapper/107:59:281
2778699485,37cyclictest0-21swapper/010:55:150
2778699485,37cyclictest0-21swapper/010:41:160
2778699483,40cyclictest0-21swapper/011:31:300
27786994812,31cyclictest0-21swapper/012:06:230
27786994812,31cyclictest0-21swapper/012:06:230
2779599474,37cyclictest0-21swapper/210:15:132
2779599474,37cyclictest0-21swapper/210:12:182
2779599474,13cyclictest0-21swapper/209:46:342
2779099474,37cyclictest0-21swapper/111:45:101
2779099474,37cyclictest0-21swapper/110:00:301
2779099474,37cyclictest0-21swapper/108:05:441
2779099473,37cyclictest0-21swapper/107:52:281
2778699478,33cyclictest0-21swapper/011:55:540
2778699475,36cyclictest0-21swapper/011:52:310
2778699474,37cyclictest0-21swapper/012:04:210
2778699474,37cyclictest0-21swapper/012:04:210
2778699474,37cyclictest0-21swapper/009:40:240
2778699474,37cyclictest0-21swapper/009:40:240
2778699474,37cyclictest0-21swapper/009:39:060
27786994712,30cyclictest0-21swapper/010:09:070
27786994712,30cyclictest0-21swapper/009:54:470
27786994711,5cyclictest0-21swapper/010:33:580
27786994711,31cyclictest0-21swapper/010:02:280
2779599464,36cyclictest0-21swapper/206:59:572
2779599463,38cyclictest0-21swapper/208:10:032
2779599463,37cyclictest0-21swapper/207:55:192
2779599463,37cyclictest0-21swapper/207:30:102
2779599463,37cyclictest0-21swapper/207:20:252
2779599463,37cyclictest0-21swapper/207:05:082
2779599463,37cyclictest0-21swapper/207:05:082
2779599463,36cyclictest0-21swapper/207:40:142
2779099465,34cyclictest0-21swapper/110:18:321
2779099464,37cyclictest0-21swapper/108:20:081
2779099464,37cyclictest0-21swapper/107:34:231
2779099464,36cyclictest0-21swapper/109:57:361
2779099463,38cyclictest0-21swapper/107:00:301
2779099463,37cyclictest0-21swapper/107:09:181
2779099463,37cyclictest0-21swapper/107:09:181
27790994610,8cyclictest0-21swapper/111:15:011
2778699467,34cyclictest0-21swapper/011:36:340
2778699467,33cyclictest0-21swapper/010:24:410
2778699464,38cyclictest0-21swapper/009:32:210
2778699464,36cyclictest0-21swapper/012:26:010
2778699464,36cyclictest0-21swapper/011:39:530
2778699464,36cyclictest0-21swapper/010:51:150
2778699463,37cyclictest0-21swapper/009:21:530
27786994610,5cyclictest0-21swapper/009:54:520
2779599453,37cyclictest0-21swapper/208:55:072
2779599453,36cyclictest0-21swapper/208:00:152
2779099455,7cyclictest0-21swapper/111:55:441
2779099455,7cyclictest0-21swapper/108:29:521
2779099455,34cyclictest0-21swapper/111:32:521
2779099455,34cyclictest0-21swapper/111:27:061
2779099454,36cyclictest0-21swapper/111:06:051
2779099454,36cyclictest0-21swapper/109:34:581
2779099454,36cyclictest0-21swapper/109:18:571
2779099454,36cyclictest0-21swapper/108:03:581
2779099453,36cyclictest29225-21needreboot11:35:101
2778699458,7cyclictest0-21swapper/009:00:580
2778699454,36cyclictest0-21swapper/009:05:150
70852443,7sleep30-21swapper/311:05:213
2780199444,16cyclictest0-21swapper/312:26:273
2780199443,36cyclictest0-21swapper/311:30:233
2779599445,34cyclictest1012-21vmstat07:10:242
2779599445,34cyclictest1012-21vmstat07:10:242
2779599443,7cyclictest6134-21open_files07:25:172
2779599443,36cyclictest0-21swapper/208:15:032
2779599443,35cyclictest29844-21/usr/sbin/munin08:30:042
2779599443,35cyclictest0-21swapper/208:05:042
2779099445,33cyclictest0-21swapper/112:09:441
2779099445,33cyclictest0-21swapper/112:09:441
2779099444,35cyclictest0-21swapper/109:25:011
2779099444,33cyclictest0-21swapper/112:00:401
2779099444,33cyclictest0-21swapper/112:00:401
2779099444,16cyclictest0-21swapper/110:52:511
2779099444,16cyclictest0-21swapper/110:22:231
2779099443,8cyclictest1396-21crond07:14:531
2779099443,8cyclictest1396-21crond07:14:531
2779099443,6cyclictest0-21swapper/107:39:531
2779099443,36cyclictest0-21swapper/108:13:081
2779099443,36cyclictest0-21swapper/107:45:301
2779099443,36cyclictest0-21swapper/107:16:341
27795994312,5cyclictest0-21swapper/208:42:012
2779099434,34cyclictest0-21swapper/112:27:441
2779099434,33cyclictest0-21swapper/112:09:491
2779099434,33cyclictest0-21swapper/107:24:531
2779099433,35cyclictest0-21swapper/108:34:031
2779099433,34cyclictest20848-21ssh10:40:521
2778699435,32cyclictest0-21swapper/008:30:280
27790994233,5cyclictest21-21ksoftirqd/109:44:501
27790994233,5cyclictest21-21ksoftirqd/109:44:501
2779099423,8cyclictest0-21swapper/108:15:171
2779099423,8cyclictest0-21swapper/107:28:041
2778699422,35cyclictest0-21swapper/008:40:170
2743824211,26sleep30-21swapper/306:58:353
2779599413,34cyclictest0-21swapper/208:36:332
2779099413,35cyclictest0-21swapper/108:35:181
256492413,7sleep10-21swapper/110:48:041
217302413,7sleep30-21swapper/310:42:473
188832413,7sleep10-21swapper/111:21:081
127902413,7sleep30-21swapper/309:48:163
2778699402,32cyclictest27812-21irqstats06:59:540
268792403,7sleep30-21swapper/310:06:073
254492403,7sleep10-21swapper/109:21:261
161692403,7sleep30-21swapper/307:52:353
157262403,7sleep30-21swapper/311:17:283
97282392,7sleep30-21swapper/311:10:043
97282392,7sleep30-21swapper/311:10:043
53512393,7sleep30-21swapper/311:46:023
49242393,7sleep30-21swapper/307:22:253
48562393,7sleep30-21swapper/309:37:263
275022396,28sleep20-21swapper/206:59:182
2634623913,17sleep00-21swapper/006:55:100
20122393,7sleep10-21swapper/111:41:571
195112393,7sleep30-21swapper/309:56:263
185202393,7sleep30-21swapper/310:39:003
87312383,6sleep30-21swapper/307:33:153
291702383,7sleep30-21swapper/308:26:273
120192383,7sleep10-21swapper/109:04:441
67092373,6sleep00-21swapper/007:26:240
293502373,6sleep00-21swapper/008:28:370
2664323710,18sleep10-21swapper/106:55:151
237702373,6sleep00-21swapper/008:14:040
27790993624,7cyclictest12670-21wc10:30:161
26322362,7sleep30-21swapper/308:44:213
255432363,6sleep00-21swapper/008:17:550
247842363,29sleep30-21swapper/310:46:133
237632363,6sleep30-21swapper/308:13:593
216882363,6sleep30-21swapper/308:06:313
155382363,29sleep30-21swapper/309:09:203
316152353,7sleep10-21swapper/110:13:101
2780199354,26cyclictest0-21swapper/309:54:183
27801993523,7cyclictest26252-21cut08:20:043
88672343,4sleep00-21swapper/007:34:530
310822343,7sleep30-21swapper/308:31:583
281882343,4sleep30-21swapper/306:59:593
2779099344,26cyclictest0-21swapper/110:08:271
2779099343,27cyclictest0-21swapper/111:49:571
27790993423,7cyclictest31446-21tail12:20:171
2778699344,25cyclictest0-21swapper/007:40:220
253552343,7sleep30-21swapper/308:15:363
2780199335,22cyclictest0-21swapper/312:05:053
2780199335,22cyclictest0-21swapper/312:05:053
2780199334,25cyclictest0-21swapper/309:24:263
27801993324,5cyclictest7536-21sendmail_mailqu08:55:173
27801993320,8cyclictest28995-21tr10:10:013
27801993315,14cyclictest3190-21timerwakeupswit11:00:183
27790993324,5cyclictest30817-21sh10:55:041
27790993322,7cyclictest6133-21awk08:51:151
27790993322,6cyclictest9204-21sh10:25:201
27790993322,6cyclictest9204-21sh10:25:201
2780199325,21cyclictest0-21swapper/309:40:453
2780199325,21cyclictest0-21swapper/309:40:453
2780199324,24cyclictest0-21swapper/310:58:013
2780199323,26cyclictest0-21swapper/312:14:153
27801993220,7cyclictest22531-21awk09:18:173
27801993219,8cyclictest164362sleep309:10:043
2779099324,25cyclictest0-21swapper/110:37:501
27790993222,7cyclictest10046-21/usr/sbin/munin09:45:141
27790993220,8cyclictest9548-21/usr/sbin/munin11:10:161
27790993220,8cyclictest9548-21/usr/sbin/munin11:10:161
27790993220,7cyclictest3282-21grep08:45:061
27786993220,7cyclictest370-21systemd-journal08:49:510
27786993220,7cyclictest18231-21crond07:59:520
79822313,6sleep00-21swapper/008:56:050
50312313,6sleep00-21swapper/007:23:420
2780199316,19cyclictest0-21swapper/310:19:583
2780199313,23cyclictest21638-21tune2fs10:00:023
27801993120,6cyclictest3338-21sh11:44:473
2780199312,15cyclictest269272rm10:49:593
27801993118,8cyclictest1028-21sshd07:10:293
27801993118,8cyclictest1028-21sshd07:10:293
2779099316,19cyclictest0-21swapper/108:55:051
2779099314,23cyclictest0-21swapper/109:31:121
2779099314,22cyclictest0-21swapper/112:18:221
2779099314,22cyclictest0-21swapper/108:40:021
27790993118,8cyclictest2610-21sed11:00:081
27790993118,8cyclictest14203-21uniq09:50:041
2780199304,22cyclictest0-21swapper/312:01:073
2780199304,22cyclictest0-21swapper/312:01:073
2780199304,22cyclictest0-21swapper/311:23:033
2780199304,21cyclictest0-21swapper/311:56:343
2780199304,21cyclictest0-21swapper/310:33:503
2780199303,23cyclictest0-21swapper/312:19:423
2780199303,22cyclictest0-21swapper/309:29:583
27801993020,6cyclictest797-21if_eth210:15:053
27801993019,6cyclictest10920-21crond11:54:473
27801993018,8cyclictest14059-21grep07:45:233
27786993019,7cyclictest740-21threads07:10:210
27786993019,7cyclictest740-21threads07:10:210
2780199294,20cyclictest0-21swapper/309:00:033
27801992919,6cyclictest31857-21fschecks_time08:35:063
27801992919,5cyclictest31416-21unixbench_multi12:20:173
27801992917,7cyclictest29420-21rt-features11:35:143
27801992916,8cyclictest564-21dbus-daemon07:39:533
2778699294,21cyclictest0-21swapper/007:35:060
27786992917,7cyclictest5684-21swap08:50:170
27786992916,9cyclictest26675-21awk08:20:120
2780199284,19cyclictest0-21swapper/310:26:253
2780199284,19cyclictest0-21swapper/310:26:253
2780199284,19cyclictest0-21swapper/308:00:073
2780199283,20cyclictest0-21swapper/307:37:243
27801992817,7cyclictest5946-21cat07:25:123
27801992816,7cyclictest5935-21sed08:50:213
27801992816,7cyclictest31784-21seq07:08:243
27801992816,7cyclictest31784-21seq07:08:243
27801992815,7cyclictest16768-21forks07:55:063
27786992818,6cyclictest19098-21missed_timers08:00:140
27786992817,6cyclictest30741-21if_eth207:05:100
27786992817,6cyclictest30741-21if_eth207:05:100
27786992816,8cyclictest0-21swapper/008:05:260
27801992718,5cyclictest3265-21latency_hist07:19:533
27801992716,7cyclictest4406-21awk08:48:153
27801992715,7cyclictest21378-21if_eth211:25:043
2778699274,17cyclictest0-21swapper/007:45:070
27786992718,6cyclictest1774-21df07:15:050
27786992717,6cyclictest15910-21unixbench_singl07:50:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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