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2026-04-12 - 23:37
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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
Characteristics of the 100 highest latencies:
System rack1slot3.osadl.org (updated Sun Apr 12, 2026 12:43:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
227629399140,12cyclictest0-21swapper/307:37:433
227629399130,12cyclictest0-21swapper/311:30:093
227629399130,11cyclictest0-21swapper/311:05:093
227629399130,11cyclictest0-21swapper/307:45:123
227629399120,11cyclictest0-21swapper/312:20:123
227629399120,11cyclictest0-21swapper/312:10:113
227629399120,11cyclictest0-21swapper/312:05:123
227629399120,11cyclictest0-21swapper/307:25:113
2276293991110,0cyclictest0-21swapper/309:50:133
2276293991110,0cyclictest0-21swapper/309:40:113
227629399110,9cyclictest0-21swapper/311:10:133
227629399110,1cyclictest0-21swapper/307:50:113
227629399110,10cyclictest0-21swapper/310:35:193
227629399110,10cyclictest0-21swapper/309:00:193
227629399110,10cyclictest0-21swapper/307:55:103
227629399110,0cyclictest0-21swapper/312:00:233
227629399110,0cyclictest0-21swapper/311:50:013
227629399110,0cyclictest0-21swapper/308:20:013
227629399110,0cyclictest0-21swapper/308:10:003
2276293991010,0cyclictest0-21swapper/312:30:173
2276293991010,0cyclictest0-21swapper/311:35:153
2276293991010,0cyclictest0-21swapper/311:15:143
2276293991010,0cyclictest0-21swapper/309:10:103
227629399100,9cyclictest0-21swapper/310:05:113
227629399100,9cyclictest0-21swapper/308:35:043
227629399100,9cyclictest0-21swapper/308:25:113
227629399100,0cyclictest0-21swapper/311:55:123
227629399100,0cyclictest0-21swapper/309:55:193
227629399100,0cyclictest0-21swapper/307:35:003
22762939999,0cyclictest0-21swapper/311:24:203
22762939999,0cyclictest0-21swapper/311:00:133
22762939999,0cyclictest0-21swapper/310:30:183
22762939999,0cyclictest0-21swapper/310:20:133
22762939999,0cyclictest0-21swapper/309:25:123
22762939999,0cyclictest0-21swapper/308:50:203
22762939999,0cyclictest0-21swapper/307:40:173
22762939998,0cyclictest0-21swapper/309:35:133
22762939990,8cyclictest0-21swapper/309:05:183
22762939988,0cyclictest2367130-21turbostat10:55:013
22762939988,0cyclictest0-21swapper/312:25:163
22762939988,0cyclictest0-21swapper/310:55:183
22762939988,0cyclictest0-21swapper/310:45:113
22762939988,0cyclictest0-21swapper/309:15:193
22762939988,0cyclictest0-21swapper/308:30:133
22762939988,0cyclictest0-21swapper/307:20:133
22762939988,0cyclictest0-21swapper/307:10:003
22762939977,0cyclictest0-21swapper/311:50:143
22762939977,0cyclictest0-21swapper/309:33:293
22762939977,0cyclictest0-21swapper/308:10:123
22762939970,6cyclictest0-21swapper/312:15:133
2274578271,4sleep30-21swapper/307:05:143
22762939966,0cyclictest0-21swapper/311:26:313
22762939966,0cyclictest0-21swapper/310:15:133
22762939961,3cyclictest0-21swapper/308:15:123
22762939960,5cyclictest0-21swapper/309:45:173
22762939955,0cyclictest0-21swapper/311:40:123
22762939955,0cyclictest0-21swapper/310:25:143
22762939955,0cyclictest0-21swapper/310:14:583
22762939955,0cyclictest0-21swapper/309:20:203
22762939955,0cyclictest0-21swapper/308:45:163
22762939955,0cyclictest0-21swapper/308:40:133
22762939955,0cyclictest0-21swapper/307:15:003
14039850,3rtkit-daemon2339616-21ssh09:46:412
14039850,2rtkit-daemon2287245-21ntp_states07:35:192
14039850,2rtkit-daemon0-21swapper/207:05:062
2388771240,2sleep02388980-21ntpq11:45:160
2332153240,1sleep02332330-21cat09:30:150
22762939944,0cyclictest0-21swapper/312:35:153
22762939944,0cyclictest0-21swapper/310:02:323
22762939944,0cyclictest0-21swapper/308:55:393
22762939940,3cyclictest22968492sleep308:00:183
2275814242,1sleep10-21swapper/107:06:151
14039840,2rtkit-daemon766-21snmpd11:19:182
14039840,2rtkit-daemon766-21snmpd09:40:522
14039840,2rtkit-daemon621-21systemd-logind12:36:582
14039840,2rtkit-daemon621-21systemd-logind12:33:582
14039840,2rtkit-daemon621-21systemd-logind11:38:592
14039840,2rtkit-daemon1-21systemd12:09:162
14039840,2rtkit-daemon1-21systemd09:31:442
14039840,1rtkit-daemon1-21systemd09:21:582
2394941230,2sleep12395212-21df_inode12:00:181
2390593230,1sleep00-21swapper/011:50:130
2375776230,2sleep02375953-21ls11:15:140
2333728230,1sleep12333754-21apt-get09:35:121
22762939933,0cyclictest0-21swapper/310:40:023
2275788231,1sleep00-21swapper/007:05:540
14039830,2rtkit-daemon769-21ntpd10:10:112
14039830,2rtkit-daemon766-21snmpd07:23:152
14039830,2rtkit-daemon2278295-21munin-node11:44:572
14039830,1rtkit-daemon772-21lldpd10:41:292
14039830,1rtkit-daemon769-21ntpd10:50:552
14039830,1rtkit-daemon769-21ntpd08:45:142
14039830,1rtkit-daemon769-21ntpd08:02:132
14039830,1rtkit-daemon766-21snmpd08:19:322
14039830,1rtkit-daemon691-21gmain09:35:362
14039830,1rtkit-daemon622-21wpa_supplicant10:46:412
14039830,1rtkit-daemon606-21avahi-daemon11:26:402
14039830,1rtkit-daemon418-21systemd-journal11:20:112
14039830,1rtkit-daemon418-21systemd-journal07:40:002
14039830,1rtkit-daemon328-21plymouthd12:27:482
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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