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2025-05-13 - 06:09
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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 Mon May 12, 2025 20:55:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1624699254248,4cyclictest22345-21cat20:56:242
1624699254248,4cyclictest22345-21cat20:56:242
1510621550,1sleep012-21ksoftirqd/019:11:320
2893321250,3sleep20-21swapper/219:46:382
2893321250,3sleep20-21swapper/219:46:382
1508521240,6sleep30-21swapper/319:11:323
2234921080,1sleep012-21ksoftirqd/020:56:250
2234921080,1sleep012-21ksoftirqd/020:56:250
43072940,2sleep00-21swapper/020:06:410
43072940,2sleep00-21swapper/020:06:410
220712800,3sleep20-21swapper/220:56:182
179862700,2chrt0-21swapper/319:16:453
179862700,2chrt0-21swapper/319:16:453
78832470,3sleep30-21swapper/320:16:373
78832470,3sleep30-21swapper/320:16:373
1624499424,23cyclictest38650irq/55-eth020:51:310
16246993818,7cyclictest27-21ksoftirqd/220:31:302
153562314,21sleep215434-21sed19:11:352
1624499302,22cyclictest0-21swapper/020:11:320
1624499302,22cyclictest0-21swapper/020:11:320
220412260,3sleep121-21ksoftirqd/120:56:171
220412260,3sleep121-21ksoftirqd/120:56:171
220412260,3sleep121-21ksoftirqd/120:56:171
1624599244,16cyclictest22194-21snmpd20:26:321
1624599242,17cyclictest0-21swapper/120:46:321
1624599242,17cyclictest0-21swapper/120:46:321
1624499241,20cyclictest21019-21ls19:26:320
16245992316,4cyclictest0-21swapper/119:36:281
16245992316,4cyclictest0-21swapper/119:36:281
149892233,13sleep10-21swapper/119:11:301
1624499223,11cyclictest30050irq/49-vc409:15:180
1624499223,11cyclictest30050irq/49-vc409:15:180
16244992213,6cyclictest0-21swapper/019:21:320
16244992213,6cyclictest0-21swapper/019:21:320
1624699211,12cyclictest10613-21cron20:26:162
1624699211,12cyclictest10613-21cron20:26:162
1624699201,16cyclictest0-21swapper/220:41:312
1624699201,16cyclictest0-21swapper/220:41:312
1624699201,12cyclictest21983-21runrttasks20:05:542
1624699201,12cyclictest21983-21runrttasks20:05:542
16246992010,8cyclictest0-21swapper/219:21:212
16246992010,8cyclictest0-21swapper/219:21:212
1624599202,15cyclictest21983-21runrttasks20:21:301
1624599202,15cyclictest21983-21runrttasks20:21:301
1624499201,9cyclictest17152-21needreboot20:41:360
1624499201,9cyclictest17152-21needreboot20:41:360
16244992014,4cyclictest151rcuc/020:26:340
47682191,3sleep10-21swapper/120:08:521
47682191,3sleep10-21swapper/120:08:521
268802190,3sleep126959-21strings19:41:361
268802190,3sleep126959-21strings19:41:361
1624799191,14cyclictest0-21swapper/319:41:283
1624799191,14cyclictest0-21swapper/319:41:283
1624799191,14cyclictest0-21swapper/319:26:313
1624699191,15cyclictest19075-21cut19:21:352
1624699191,15cyclictest19075-21cut19:21:352
1624599191,9cyclictest17095-21fschecks_count19:16:341
1624599191,9cyclictest17095-21fschecks_count19:16:341
1624599191,9cyclictest0-21swapper/120:16:291
1624599191,9cyclictest0-21swapper/120:16:291
1624499193,2cyclictest0-21swapper/020:31:320
1624499191,9cyclictest24202-21idleruntime-cro19:36:150
1624499191,9cyclictest18785-21grep20:46:350
1624499191,9cyclictest18785-21grep20:46:350
16244991912,5cyclictest0-21swapper/019:51:360
16244991912,5cyclictest0-21swapper/019:51:360
16244991911,6cyclictest0-21swapper/019:46:420
16244991911,6cyclictest0-21swapper/019:46:420
279612181,3sleep20-21swapper/219:46:072
279612181,3sleep20-21swapper/219:46:072
1624799183,10cyclictest0-21swapper/320:36:323
1624799183,10cyclictest0-21swapper/320:36:323
1624799182,11cyclictest0-21swapper/319:46:303
1624799182,11cyclictest0-21swapper/319:46:303
1624799182,11cyclictest0-21swapper/319:31:303
1624699182,12cyclictest32012-21apt-get19:56:282
1624699182,12cyclictest32012-21apt-get19:56:282
1624699181,8cyclictest21983-21runrttasks19:56:102
1624699181,8cyclictest21983-21runrttasks19:56:102
1624699181,3cyclictest131rcu_preempt20:16:162
1624699181,3cyclictest131rcu_preempt20:16:162
16246991812,4cyclictest0-21swapper/220:36:432
16246991812,4cyclictest0-21swapper/220:36:432
1624699181,14cyclictest11029-21/usr/sbin/munin20:26:342
1624599185,11cyclictest0-21swapper/119:56:291
1624599185,11cyclictest0-21swapper/119:56:291
1624599182,13cyclictest2140-21ntp_states20:01:381
1624599182,13cyclictest2140-21ntp_states20:01:381
1624599181,14cyclictest20800-21df19:26:301
1624599181,14cyclictest17536-21awk20:41:421
1624599181,14cyclictest17536-21awk20:41:421
1624499185,11cyclictest0-21swapper/019:36:360
1624499185,11cyclictest0-21swapper/019:36:360
1624499181,9cyclictest1451-21/usr/sbin/munin20:01:350
1624499181,9cyclictest1451-21/usr/sbin/munin20:01:350
1624499181,6cyclictest7710-21ntp_kernel_err20:16:330
1624499181,6cyclictest7710-21ntp_kernel_err20:16:330
1624499181,10cyclictest9577-21needreboot20:21:370
1624499181,10cyclictest9577-21needreboot20:21:370
1624699179,6cyclictest20116-21latency_hist20:51:162
1624699179,6cyclictest20116-21latency_hist20:51:162
1624699173,12cyclictest20905-21fschecks_time19:26:312
16246991711,4cyclictest24465-21/usr/sbin/munin19:36:312
16246991711,4cyclictest24465-21/usr/sbin/munin19:36:312
1624699171,13cyclictest8950-21cat20:21:242
1624699171,13cyclictest8950-21cat20:21:242
16246991710,5cyclictest0-21swapper/220:11:162
16246991710,5cyclictest0-21swapper/220:11:162
1624599179,6cyclictest12922-21fschecks_count20:31:331
1624599172,13cyclictest14699-21apt-get20:36:311
1624599172,13cyclictest14699-21apt-get20:36:311
1624599172,12cyclictest31294-21grep19:51:451
1624599172,12cyclictest31294-21grep19:51:451
16245991710,5cyclictest5358-21df_inode20:11:331
16245991710,5cyclictest5358-21df_inode20:11:331
16245991710,5cyclictest19629-21grep19:21:421
16245991710,5cyclictest19629-21grep19:21:421
16244991710,5cyclictest0-21swapper/019:56:400
16244991710,5cyclictest0-21swapper/019:56:400
16244991710,5cyclictest0-21swapper/019:16:400
16244991710,5cyclictest0-21swapper/019:16:400
1624799162,10cyclictest0-21swapper/319:21:333
1624799162,10cyclictest0-21swapper/319:21:333
1624799161,12cyclictest0-21swapper/320:01:433
1624799161,12cyclictest0-21swapper/320:01:433
1624799161,10cyclictest0-21swapper/320:41:433
1624799161,10cyclictest0-21swapper/320:41:433
1624699161,12cyclictest22579-21/usr/sbin/munin19:31:322
1624599164,9cyclictest28254-21apt-get19:46:291
1624599164,9cyclictest28254-21apt-get19:46:291
1624599161,12cyclictest22597-21apt-get19:31:291
1624499161,12cyclictest26646-21perl19:41:320
1624499161,12cyclictest26646-21perl19:41:320
1624799159,4cyclictest33-21ksoftirqd/320:49:483
1624799159,4cyclictest33-21ksoftirqd/320:49:483
1624799137,4cyclictest33-21ksoftirqd/320:08:373
1624799137,4cyclictest33-21ksoftirqd/320:08:373
1624799131,9cyclictest31833-21chrt19:56:193
1624799131,9cyclictest31833-21chrt19:56:193
1624799131,9cyclictest10971-21chrt20:26:333
1624799131,9cyclictest0-21swapper/319:36:313
1624799131,9cyclictest0-21swapper/319:36:313
1624799127,3cyclictest8602chrt19:57:363
1624799127,3cyclictest8602chrt19:57:363
1624799126,4cyclictest204772sleep320:51:343
1624799126,4cyclictest204772sleep320:51:343
1624799126,4cyclictest204772sleep320:51:343
1624799123,7cyclictest0-21swapper/320:21:323
1624799123,7cyclictest0-21swapper/320:21:323
1624799121,9cyclictest12799-21chrt20:31:323
1624799112,7cyclictest0-21swapper/320:11:343
1624799112,7cyclictest0-21swapper/320:11:343
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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