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2024-11-23 - 17:05
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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 792 highest latencies:
System rack7slot8.osadl.org (updated Sat Nov 23, 2024 13:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20260220816,46sleep00-21swapper/007:05:080
21455991688,22cyclictest14668-21ntp_states11:00:420
21455991668,17cyclictest25797-21memory11:45:340
21455991659,15cyclictest31049-21df12:05:190
21455991647,15cyclictest30518-21apt-get09:57:090
214559916226,116cyclictest23547-21apt-get07:17:060
214559916134,91cyclictest1356-21snmpd11:41:260
214559916120,18cyclictest1424-21nginx09:21:110
214559915950,97cyclictest14901-21/usr/sbin/munin08:51:160
214559915920,14cyclictest10250irq/56-4a10000012:11:390
21455991587,21cyclictest24292-21/usr/sbin/munin07:20:260
21455991579,23cyclictest3703-21wget10:15:160
214559915641,102cyclictest29641-21sshd07:40:490
214559915640,101cyclictest30058-21ntpq12:01:090
214559915635,104cyclictest10250irq/56-4a10000011:11:270
21455991557,25cyclictest31895-21/usr/sbin/munin07:50:370
214559915525,108cyclictest29152-21https12:00:080
214559915520,121cyclictest1356-21snmpd08:40:330
21455991548,126cyclictest1356-21snmpd09:50:590
21455991547,18cyclictest4172-21aten_r7power_po08:10:190
21455991538,126cyclictest1356-21snmpd07:14:590
214559915337,103cyclictest28158-21ntpq07:35:380
214559915324,112cyclictest10250irq/56-4a10000011:06:320
214559915323,116cyclictest760-21systemd-journal12:28:280
21455991529,20cyclictest21053-21ntp_states09:15:440
21455991528,16cyclictest4978-21irqstats12:30:330
214559915239,99cyclictest760-21systemd-journal10:05:010
214559915222,114cyclictest20079-21sshd09:11:110
214559915212,125cyclictest10514-21diskstats08:35:210
21455991518,127cyclictest1356-21snmpd08:20:250
214559915141,99cyclictest1429-21netstat10:05:330
214559915129,104cyclictest1356-21snmpd12:21:390
214559915114,15cyclictest10250irq/56-4a10000010:41:310
214559915113,12cyclictest28895-1kworker/0:0H09:50:030
214559915112,14cyclictest30897-21sshd07:45:500
21455991508,16cyclictest1295-21ntp_states12:15:430
21455991507,131cyclictest26926-21ntp_states07:30:440
21455991506,16cyclictest27100-21ntp_states11:50:350
214559915037,100cyclictest23225-21fw_forwarded_lo11:35:290
214559914937,101cyclictest13400-21runrttasks08:45:500
214559914930,106cyclictest760-21systemd-journal09:40:030
214559914919,20cyclictest1356-21snmpd11:21:220
214559914837,100cyclictest19043-21runrttasks11:19:230
214559914831,98cyclictest0-21swapper/009:30:450
21455991478,21cyclictest7168-21ntp_states10:30:340
21455991477,20cyclictest5346-21grep08:15:120
214559914740,96cyclictest1336-21runrttasks10:37:530
214559914730,106cyclictest2959-21users10:10:510
214559914723,17cyclictest10615-21wget10:45:150
21455991468,17cyclictest1356-21snmpd08:05:170
21455991467,24cyclictest25673-21ntp_states07:25:380
214559914645,90cyclictest6475-21runrttasks10:28:230
214559914611,27cyclictest6308-21ntp_states12:35:430
214559914610,15cyclictest1356-21snmpd07:55:130
21455991458,19cyclictest1800-21diskstats08:00:230
21455991458,16cyclictest9138-21wget08:30:200
21455991458,15cyclictest11768-21/usr/sbin/munin10:50:390
21455991457,16cyclictest23838-21sshd09:26:130
214559914529,106cyclictest1356-21snmpd08:25:260
214559914515,119cyclictest22134-21ntpq11:30:410
21455991448,16cyclictest17326-21ntp_states09:00:400
21455991447,19cyclictest5069-21diskstats10:20:240
214559914437,96cyclictest20699-21runrttasks11:25:200
214559914420,111cyclictest13202-21df10:55:180
214559914418,13cyclictest10250irq/56-4a10000009:41:130
214559914350,83cyclictest15784-21aten_r7power_vo08:55:150
21455991419,24cyclictest18410-21fw_forwarded_lo09:05:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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