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2025-04-02 - 06:37
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 100 highest latencies:
System rack1slot3.osadl.org (updated Wed Apr 02, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
205725799130,11cyclictest0-21swapper/319:55:123
205725799120,11cyclictest0-21swapper/323:55:193
205725799120,11cyclictest0-21swapper/321:55:013
205725799120,11cyclictest0-21swapper/321:35:003
2057257991111,0cyclictest0-21swapper/323:35:143
2057257991111,0cyclictest0-21swapper/319:54:563
2057257991110,0cyclictest0-21swapper/300:20:143
205725799110,8cyclictest0-21swapper/321:20:193
205725799110,10cyclictest0-21swapper/323:00:203
205725799110,10cyclictest0-21swapper/322:05:003
205725799110,10cyclictest0-21swapper/321:45:013
205725799110,10cyclictest0-21swapper/321:10:223
205725799110,10cyclictest0-21swapper/319:35:133
205725799110,0cyclictest0-21swapper/322:35:123
205725799110,0cyclictest0-21swapper/322:35:023
205725799110,0cyclictest0-21swapper/320:15:203
205725799110,0cyclictest0-21swapper/319:15:123
205725799110,0cyclictest0-21swapper/300:00:133
205725799109,0cyclictest0-21swapper/321:33:223
205725799109,0cyclictest0-21swapper/321:05:123
205725799109,0cyclictest0-21swapper/320:50:183
205725799108,1cyclictest0-21swapper/320:45:133
2057257991010,0cyclictest0-21swapper/323:10:153
2057257991010,0cyclictest0-21swapper/320:20:213
2057257991010,0cyclictest0-21swapper/320:00:183
2057257991010,0cyclictest0-21swapper/319:25:133
2057257991010,0cyclictest0-21swapper/319:20:193
2057257991010,0cyclictest0-21swapper/300:35:143
205725799100,9cyclictest0-21swapper/322:15:183
205725799100,0cyclictest0-21swapper/323:30:103
20572579999,0cyclictest0-21swapper/323:48:413
20572579999,0cyclictest0-21swapper/323:10:013
20572579999,0cyclictest0-21swapper/322:10:083
20572579999,0cyclictest0-21swapper/320:35:133
20572579999,0cyclictest0-21swapper/319:10:223
20572579999,0cyclictest0-21swapper/300:15:223
20572579998,0cyclictest0-21swapper/321:46:573
20572579990,0cyclictest0-21swapper/322:45:013
2055453291,5sleep30-21swapper/319:05:143
20572579988,0cyclictest0-21swapper/323:20:153
20572579980,0cyclictest0-21swapper/300:30:193
20572579977,0cyclictest0-21swapper/323:40:113
20572579977,0cyclictest0-21swapper/322:51:153
20572579977,0cyclictest0-21swapper/320:35:013
20572579977,0cyclictest0-21swapper/300:10:153
20572579977,0cyclictest0-21swapper/300:10:013
20572579970,6cyclictest0-21swapper/321:00:213
20572579966,0cyclictest0-21swapper/322:29:103
20572579966,0cyclictest0-21swapper/322:20:133
20572579966,0cyclictest0-21swapper/321:55:143
20572579966,0cyclictest0-21swapper/320:40:133
20572579966,0cyclictest0-21swapper/319:45:113
2142877250,0sleep2441rcuc/223:00:202
20572579955,0cyclictest0-21swapper/323:16:103
20572579955,0cyclictest0-21swapper/320:10:163
20572579955,0cyclictest0-21swapper/300:29:053
20572579954,0cyclictest0-21swapper/319:32:113
20572579950,4cyclictest0-21swapper/319:40:133
13989850,3rtkit-daemon2172007-21ssh00:23:361
13989850,3rtkit-daemon2056187-21ntp_states19:05:182
13989850,2rtkit-daemon614-21wpa_supplicant21:34:241
13989850,0rtkit-daemon0-21swapper/219:36:552
2168777240,2sleep12168968-21awk00:15:191
2090656240,3sleep12090805-21ntp_states20:40:181
20572579944,0cyclictest0-21swapper/323:50:053
20572579944,0cyclictest0-21swapper/322:55:013
20572579944,0cyclictest0-21swapper/320:55:083
20572579944,0cyclictest0-21swapper/320:06:003
20572579943,0cyclictest0-21swapper/320:25:153
20572579940,3cyclictest2151251-21chrt23:25:543
20572579940,3cyclictest2136470-21chrt22:45:033
20572579940,3cyclictest2122077-21chrt22:05:173
20572579940,3cyclictest2107579-21chrt21:25:063
20572579940,2cyclictest0-21swapper/321:15:123
2055590240,2sleep02055841-21df_inode19:05:150
13989840,2rtkit-daemon760-21snmpd22:46:301
13989840,2rtkit-daemon1-21systemd00:14:151
13989840,0rtkit-daemon0-21swapper/220:19:442
2144882230,1sleep22144908-21apt-get23:10:082
2083661230,2sleep12083715-21aten_r1power_cu20:20:131
2082146230,2sleep12082200-21cat20:15:161
2064255230,1sleep12064381-21ntp_states19:25:181
2056305231,1sleep10-21swapper/119:05:201
13989830,2rtkit-daemon762-21ntpd19:32:112
13989830,2rtkit-daemon684-21gmain00:31:031
13989830,2rtkit-daemon579-21rpcbind20:09:262
13989830,2rtkit-daemon1-21systemd23:51:111
13989830,2rtkit-daemon1-21systemd23:41:521
13989830,2rtkit-daemon1-21systemd23:35:161
13989830,2rtkit-daemon1-21systemd23:15:121
13989830,2rtkit-daemon1-21systemd22:14:491
13989830,1rtkit-daemon762-21ntpd21:06:231
13989830,1rtkit-daemon760-21snmpd21:11:261
13989830,1rtkit-daemon600-21avahi-daemon23:33:401
13989830,1rtkit-daemon600-21avahi-daemon23:00:311
13989830,1rtkit-daemon600-21avahi-daemon20:36:411
13989830,1rtkit-daemon331-21plymouthd22:07:031
13989830,1rtkit-daemon331-21plymouthd21:55:171
13989830,1rtkit-daemon2074310-21ps19:50:252
13989830,1rtkit-daemon2059293-21munin-node21:45:411
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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