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2024-04-28 - 06:32
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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 Sun Apr 28, 2024 02:45:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32467216440,14sleep032463-21memory19:05:490
10239914757,35cyclictest15183-21nodejs00:05:250
10239914674,18cyclictest15138-21nodejs20:03:030
10239914657,35cyclictest14076-21fw_forwarded_lo00:01:340
10239914464,39cyclictest11416-21nodejs23:51:180
10239914154,33cyclictest789-21nodejs23:11:160
10239914079,20cyclictest29932-21nodejs20:56:490
10239914075,21cyclictest26190-21nodejs22:46:130
10239914059,41cyclictest29266-21diskstats22:55:400
10239913957,41cyclictest5530-21nodejs19:26:540
10239913863,36cyclictest7277-21nodejs21:36:190
10239913861,21cyclictest9393-21nodejs19:41:520
10239913674,19cyclictest27289-21apt-get22:53:010
10239913662,21cyclictest13551-21nodejs00:00:240
10239913661,54cyclictest22968-21nodejs20:30:480
10239913660,38cyclictest2674-21nodejs19:16:300
10239913572,48cyclictest12603-21nodejs21:53:400
10239913561,37cyclictest6296-21nodejs23:31:300
10239913559,37cyclictest762-21systemd-journal22:04:310
10239913558,22cyclictest12844-21nodejs21:55:440
10239913554,35cyclictest9661-21nodejs23:45:150
10239913551,33cyclictest19736-21nodejs00:22:040
10239913495,29cyclictest25935-21nodejs22:44:580
10239913472,43cyclictest1937-21hostname23:15:130
10239913461,34cyclictest21796-21nodejs20:27:320
10239913456,38cyclictest19336-21nodejs20:20:050
10239913367,48cyclictest3463-21forks23:20:390
10239913360,34cyclictest24610-21nodejs22:40:030
102399133109,15cyclictest88492sleep019:39:460
10239913270,46cyclictest16440-21nodejs20:07:520
10239913259,36cyclictest22758-21nodejs00:35:280
10239913258,18cyclictest4238-21ntp_states19:21:160
10239913157,21cyclictest17107-21chrt20:10:270
10239913156,35cyclictest8169-21snmpd21:33:320
10239913078,37cyclictest24344-21fw_forwarded_lo20:35:490
10239913058,52cyclictest20432-21sshd20:22:580
10239913055,33cyclictest10287-21nodejs21:46:090
10239912994,24cyclictest8465-21aten_r7power_en23:40:110
10239912976,36cyclictest8169-21snmpd23:05:580
10239912970,38cyclictest762-21systemd-journal19:46:000
10239912966,22cyclictest19314-21nodejs22:19:220
10239912959,50cyclictest30696-21wget21:00:140
10239912958,35cyclictest21137-21fw_forwarded_lo22:25:500
10239912957,36cyclictest2283-21nodejs19:15:060
10239912956,36cyclictest17269-21nodejs22:11:060
10239912869,20cyclictest9053-21nodejs21:40:570
10239912862,24cyclictest20660-21nodejs00:26:270
10239912858,34cyclictest27427-21nodejs20:46:550
10239912854,37cyclictest390-21nodejs21:08:220
10239912851,38cyclictest28868-21nodejs20:53:060
10239912782,36cyclictest16576-21fw_conntrack00:10:430
10239912780,37cyclictest15901-21nodejs22:06:060
10239912765,22cyclictest19749-21df22:20:250
10239912761,26cyclictest22378-21runrttasks00:32:110
10239912756,37cyclictest1982-21nodejs21:15:120
10239912755,33cyclictest13240-21fw_forwarded_lo19:55:510
10239912753,36cyclictest1360-21nodejs21:11:450
10239912752,54cyclictest5470-21nodejs23:28:260
10239912662,23cyclictest18382-21vmstat00:16:490
10239912561,23cyclictest31344-21nodejs23:03:550
10239912560,24cyclictest6807-21nodejs19:31:270
10239912553,36cyclictest4433-21nodejs21:23:280
10239912464,21cyclictest9523-21nodejs23:44:270
10239912461,43cyclictest23133-21runrttasks22:33:300
10239912381,33cyclictest11854-21df_inode19:50:260
10239912261,23cyclictest4677-21nodejs21:25:430
10239911965,42cyclictest25823-21/usr/sbin/munin20:41:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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