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2026-03-29 - 19:16
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack4slot1.osadl.org (updated Sun Mar 29, 2026 09:26:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
696325880,4sleep30-21swapper/307:11:543
696325880,4sleep30-21swapper/307:11:543
763924180,1sleep012-21ksoftirqd/007:12:070
763924180,1sleep012-21ksoftirqd/007:12:070
1496621080,2sleep20-21swapper/208:56:532
1496621080,2sleep20-21swapper/208:56:532
3272621070,2sleep30-21swapper/309:22:073
3272621070,2sleep30-21swapper/309:22:073
3272621070,2sleep30-21swapper/309:22:073
3244521050,6sleep132433-21find09:22:051
3244521050,6sleep132433-21find09:22:051
3244521050,6sleep132433-21find09:22:051
535021040,2sleep0151rcuc/008:31:550
535021040,2sleep0151rcuc/008:31:550
1336621040,1sleep012-21ksoftirqd/007:27:030
1336621040,1sleep012-21ksoftirqd/007:27:030
99482950,1sleep012-21ksoftirqd/008:42:040
99482950,1sleep012-21ksoftirqd/008:42:040
75672940,4sleep20-21swapper/207:12:052
75672940,4sleep20-21swapper/207:12:052
251882930,2chrt0-21swapper/109:16:101
251882930,2chrt0-21swapper/109:16:101
48762890,3sleep30-21swapper/308:31:463
107162880,2sleep20-21swapper/208:46:442
107162880,2sleep20-21swapper/208:46:442
300852820,2sleep30-21swapper/308:11:553
300852820,2sleep30-21swapper/308:11:553
252032780,4sleep30-21swapper/309:16:123
252032780,4sleep30-21swapper/309:16:123
98822700,4sleep30-21swapper/308:42:023
98822700,4sleep30-21swapper/308:42:023
103402560,3sleep30-21swapper/307:21:443
103402560,3sleep30-21swapper/307:21:443
309762510,2sleep130990-21ssh09:21:371
309762510,2sleep130990-21ssh09:21:371
309762510,2sleep130990-21ssh09:21:371
122562490,4chrt0-21swapper/208:49:012
122562490,4chrt0-21swapper/208:49:012
75642406,23sleep173-21kswapd007:12:051
75642406,23sleep173-21kswapd007:12:051
69332400,3sleep30-21swapper/308:36:483
69332400,3sleep30-21swapper/308:36:483
278942390,2sleep00-21swapper/008:06:540
278942390,2sleep00-21swapper/008:06:540
213182390,3sleep00-21swapper/009:11:590
213182390,3sleep00-21swapper/009:11:590
137292380,1chrt12-21ksoftirqd/008:52:050
137292380,1chrt12-21ksoftirqd/008:52:050
7930993719,15cyclictest27022-21grep09:17:042
7930993719,15cyclictest27022-21grep09:17:042
7930993719,15cyclictest27022-21grep09:17:042
77372350,2sleep17843-21mailstats08:37:031
77372350,2sleep17843-21mailstats08:37:031
77372350,2sleep17843-21mailstats08:37:031
792999321,2cyclictest0-21swapper/108:52:031
792999321,2cyclictest0-21swapper/108:52:031
7929993121,7cyclictest73-21kswapd008:17:031
7929993121,7cyclictest73-21kswapd008:17:031
7929993121,7cyclictest73-21kswapd008:17:031
792899297,10cyclictest21084-21find07:47:050
792899297,10cyclictest21084-21find07:47:050
792899284,4cyclictest12-21ksoftirqd/008:57:040
792899284,4cyclictest12-21ksoftirqd/008:57:040
7928992811,12cyclictest131rcu_preempt09:17:040
7928992811,12cyclictest131rcu_preempt09:17:040
7928992811,12cyclictest131rcu_preempt09:17:040
325162280,9sleep227-21ksoftirqd/209:22:062
325162280,9sleep227-21ksoftirqd/209:22:062
325162280,9sleep227-21ksoftirqd/209:22:062
7930992514,8cyclictest13722-21find08:52:052
7930992514,8cyclictest13722-21find08:52:052
7928992511,3cyclictest0-21swapper/009:07:040
7928992511,3cyclictest0-21swapper/009:07:040
7931992417,4cyclictest321rcuc/307:27:023
7931992417,4cyclictest321rcuc/307:27:023
793099244,5cyclictest27-21ksoftirqd/208:11:522
793099244,5cyclictest27-21ksoftirqd/208:11:522
792999248,3cyclictest141rcub/008:22:041
792999248,3cyclictest141rcub/008:22:041
792999241,19cyclictest4009-21ls08:27:031
792899245,6cyclictest12-21ksoftirqd/008:22:030
792899245,6cyclictest12-21ksoftirqd/008:22:030
792899242,3cyclictest131rcu_preempt08:37:060
792899242,3cyclictest131rcu_preempt08:37:060
792899242,3cyclictest131rcu_preempt08:37:060
793099237,3cyclictest131rcu_preempt08:16:522
793099237,3cyclictest131rcu_preempt08:16:522
793099237,3cyclictest131rcu_preempt08:16:522
793099235,3cyclictest131rcu_preempt09:07:042
793099235,3cyclictest131rcu_preempt09:07:042
793099233,7cyclictest27-21ksoftirqd/207:57:032
793099233,7cyclictest27-21ksoftirqd/207:57:032
793099233,4cyclictest131rcu_preempt09:01:522
793099233,4cyclictest131rcu_preempt09:01:522
7930992311,3cyclictest131rcu_preempt09:12:042
7930992311,3cyclictest131rcu_preempt09:12:042
792999238,8cyclictest21-21ksoftirqd/108:56:571
792999238,8cyclictest21-21ksoftirqd/108:56:571
792899238,8cyclictest73-21kswapd008:12:040
792899238,8cyclictest73-21kswapd008:12:040
793099227,3cyclictest131rcu_preempt07:36:552
793099227,3cyclictest131rcu_preempt07:36:552
793099227,3cyclictest131rcu_preempt07:36:552
793099224,12cyclictest131rcu_preempt08:02:052
793099224,12cyclictest131rcu_preempt08:02:052
793099224,12cyclictest131rcu_preempt08:02:052
793099221,4cyclictest131rcu_preempt07:47:052
793099221,4cyclictest131rcu_preempt07:47:052
792999221,10cyclictest20286-21fschecks_count07:46:551
792999221,10cyclictest20286-21fschecks_count07:46:551
792899222,4cyclictest131rcu_preempt07:41:510
792899222,4cyclictest131rcu_preempt07:41:510
792899222,2cyclictest0-21swapper/009:22:050
792899222,2cyclictest0-21swapper/009:22:050
792899222,2cyclictest0-21swapper/009:22:050
792899221,8cyclictest12-21ksoftirqd/007:52:020
792899221,8cyclictest12-21ksoftirqd/007:52:020
792899221,2cyclictest131rcu_preempt08:27:040
7930992114,4cyclictest131rcu_preempt07:41:512
7930992114,4cyclictest131rcu_preempt07:41:512
7930992113,5cyclictest27-21ksoftirqd/208:06:532
7930992113,5cyclictest27-21ksoftirqd/208:06:532
7930992112,8cyclictest261rcuc/208:27:052
792999219,3cyclictest131rcu_preempt07:42:021
792999219,3cyclictest131rcu_preempt07:42:021
792999218,2cyclictest131rcu_preempt08:07:051
792999218,2cyclictest131rcu_preempt08:07:051
792999214,8cyclictest0-21swapper/107:17:021
792999214,8cyclictest0-21swapper/107:17:021
792999212,16cyclictest13353-21find07:27:021
792999212,16cyclictest13353-21find07:27:021
792999211,18cyclictest14457-21cut07:31:531
792999211,18cyclictest14457-21cut07:31:531
7929992110,3cyclictest131rcu_preempt08:46:511
7929992110,3cyclictest131rcu_preempt08:46:511
792999210,18cyclictest12139-21latency_hist07:26:481
792899216,4cyclictest131rcu_preempt08:46:520
792899216,4cyclictest131rcu_preempt08:46:520
792899211,7cyclictest24873-21find07:57:030
792899211,7cyclictest24873-21find07:57:030
792899211,5cyclictest16838-21fschecks_time09:01:520
792899211,5cyclictest16838-21fschecks_time09:01:520
792899211,3cyclictest131rcu_preempt08:17:040
792899211,3cyclictest131rcu_preempt08:17:040
792899211,3cyclictest131rcu_preempt08:17:040
7928992112,7cyclictest32474-21snmpd08:02:380
7928992112,7cyclictest32474-21snmpd08:02:380
7928992112,7cyclictest32474-21snmpd08:02:380
7931992014,3cyclictest0-21swapper/307:32:043
7931992014,3cyclictest0-21swapper/307:32:043
793099206,4cyclictest131rcu_preempt07:27:012
793099206,4cyclictest131rcu_preempt07:27:012
793099206,3cyclictest131rcu_preempt08:32:042
793099206,3cyclictest131rcu_preempt08:32:042
793099205,3cyclictest131rcu_preempt08:22:032
793099205,3cyclictest131rcu_preempt08:22:032
793099203,5cyclictest27-21ksoftirqd/207:22:022
7930992012,6cyclictest15539-21grep07:32:052
7930992012,6cyclictest15539-21grep07:32:052
792999209,4cyclictest131rcu_preempt07:51:511
792999209,4cyclictest131rcu_preempt07:51:511
792999209,3cyclictest131rcu_preempt08:41:531
792999209,3cyclictest131rcu_preempt08:41:531
792999208,5cyclictest131rcu_preempt08:32:041
792999208,5cyclictest131rcu_preempt08:32:041
792999201,16cyclictest32474-21snmpd08:12:431
792999201,16cyclictest32474-21snmpd08:12:431
792899207,10cyclictest0-21swapper/007:21:520
792899205,3cyclictest17001-21grep07:37:020
792899205,3cyclictest17001-21grep07:37:020
792899205,3cyclictest17001-21grep07:37:020
792899201,3cyclictest131rcu_preempt07:32:040
792899201,3cyclictest131rcu_preempt07:32:040
793199196,9cyclictest0-21swapper/307:51:513
793199196,9cyclictest0-21swapper/307:51:513
793199191,14cyclictest0-21swapper/307:36:583
793199191,14cyclictest0-21swapper/307:36:583
793199191,14cyclictest0-21swapper/307:36:583
793199191,13cyclictest0-21swapper/309:07:053
793199191,13cyclictest0-21swapper/309:07:053
793199191,12cyclictest0-21swapper/307:41:513
793199191,12cyclictest0-21swapper/307:41:513
793099197,3cyclictest131rcu_preempt07:16:542
793099197,3cyclictest131rcu_preempt07:16:542
793099193,3cyclictest131rcu_preempt07:51:512
793099193,3cyclictest131rcu_preempt07:51:512
793099191,3cyclictest131rcu_preempt08:36:532
793099191,3cyclictest131rcu_preempt08:36:532
793099191,3cyclictest131rcu_preempt08:36:532
792999191,10cyclictest19483-21sed09:07:031
792999191,10cyclictest19483-21sed09:07:031
792899198,3cyclictest8742-21grep07:16:530
792899198,3cyclictest8742-21grep07:16:530
203942190,3chrt0-21swapper/307:46:553
203942190,3chrt0-21swapper/307:46:553
119172191,3sleep30-21swapper/307:24:093
793199185,9cyclictest0-21swapper/308:52:033
793199185,9cyclictest0-21swapper/308:52:033
792999181,2cyclictest131rcu_preempt08:02:051
792999181,2cyclictest131rcu_preempt08:02:051
792999181,2cyclictest131rcu_preempt08:02:051
7931991712,3cyclictest0-21swapper/308:37:053
7931991712,3cyclictest0-21swapper/308:37:053
7931991712,3cyclictest0-21swapper/308:37:053
7931991711,4cyclictest0-21swapper/308:47:023
7931991711,4cyclictest0-21swapper/308:47:023
792999171,3cyclictest0-21swapper/107:56:531
792999171,3cyclictest0-21swapper/107:56:531
7929991710,5cyclictest0-21swapper/109:02:021
7929991710,5cyclictest0-21swapper/109:02:021
166332170,3sleep10-21swapper/107:36:561
166332170,3sleep10-21swapper/107:36:561
166332170,3sleep10-21swapper/107:36:561
13972170,1sleep33868-21kworker/3:108:21:533
13972170,1sleep33868-21kworker/3:108:21:533
793199165,8cyclictest0-21swapper/308:07:073
793199165,8cyclictest0-21swapper/308:07:073
7931991611,4cyclictest33-21ksoftirqd/309:03:143
7931991611,4cyclictest33-21ksoftirqd/309:03:143
793199161,12cyclictest0-21swapper/308:16:513
793199161,12cyclictest0-21swapper/308:16:513
793199161,12cyclictest0-21swapper/308:16:513
793199159,4cyclictest33-21ksoftirqd/308:02:023
793199159,4cyclictest33-21ksoftirqd/308:02:023
793199159,4cyclictest33-21ksoftirqd/308:02:023
7931991510,4cyclictest33-21ksoftirqd/309:16:563
7931991510,4cyclictest33-21ksoftirqd/309:16:563
7931991510,4cyclictest33-21ksoftirqd/309:16:563
7931991510,4cyclictest33-21ksoftirqd/308:00:173
7931991510,4cyclictest33-21ksoftirqd/308:00:173
793199149,3cyclictest33-21ksoftirqd/308:59:003
793199149,3cyclictest33-21ksoftirqd/308:59:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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