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2026-03-24 - 08:24
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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 rack7slot8.osadl.org (updated Tue Mar 24, 2026 01:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11100221031,50sleep00-21swapper/019:08:290
113459917348,30cyclictest3650irq/20-4900000021:22:120
1278321114,12sleep012843-21cpuspeed19:15:150
3017321065,11sleep030210-21gpgv22:30:140
2336921065,11sleep023384-21/usr/sbin/munin19:55:370
93521057,11sleep0939-21sh20:35:410
2838221045,12sleep028380-21ntp_states20:15:390
47121035,84sleep0504-21/usr/sbin/munin22:40:160
331321035,11sleep03315-21fw_packets20:45:290
3182621034,11sleep031827-21/usr/sbin/munin22:35:210
113459910259,24cyclictest0-21swapper/020:53:120
531421015,11sleep04072-21apt-get22:56:510
1627021015,12sleep016268-21users19:26:390
1285021016,12sleep012852-21ntp_states23:25:430
11345999957,11cyclictest101ktimersoftd/023:45:510
246962985,82sleep024715-21/usr/sbin/munin00:10:290
305762975,11sleep029325-21apt-get00:31:550
294972975,79sleep029500-21fw_conntrack20:20:260
290792964,81sleep01305-21snmpd00:28:010
115652966,78sleep010689-21apt-get23:20:570
197282954,80sleep019645-21/usr/sbin/munin21:50:160
1134599948,20cyclictest21433-21apt-get00:02:170
24082935,10sleep0724-21jbd2/mmcblk1p1-22:46:310
11345999221,19cyclictest101ktimersoftd/022:12:090
11345999212,62cyclictest0-21swapper/023:38:500
11345999147,28cyclictest101ktimersoftd/020:55:390
11345999130,29cyclictest101ktimersoftd/022:50:300
11345999045,13cyclictest18215-21sshd21:44:250
11345999032,42cyclictest0-21swapper/019:32:540
71222896,70sleep07124-21memory21:00:340
105582895,73sleep010559-21sshd23:19:010
11345998827,21cyclictest754-21systemd-journal00:20:010
11345998747,28cyclictest3650irq/20-4900000021:25:330
165752865,70sleep016573-21ntp_states23:40:390
96582854,71sleep09676-21ntpq21:10:390
11345998529,18cyclictest23594-21ntp_offset00:05:390
207512845,68sleep020752-21diskstats19:45:240
151832840,7sleep015182-21wc21:30:430
11345998454,14cyclictest10150irq/55-4a10000022:00:200
11345998439,32cyclictest27160-21runrttasks00:20:190
11345998438,31cyclictest10250irq/56-4a10000021:47:230
11345998433,33cyclictest24293-21aten_r7power_cu20:00:130
11345998427,19cyclictest1305-21snmpd21:18:170
11345998242,31cyclictest0-21swapper/019:10:220
11345998238,28cyclictest3650irq/20-4900000020:05:230
11345998232,31cyclictest20357-21wget23:55:120
11345998162,10cyclictest101ktimersoftd/019:50:220
11345998161,11cyclictest101ktimersoftd/020:40:390
11345998154,11cyclictest101ktimersoftd/021:35:320
11345998152,13cyclictest10150irq/55-4a10000023:10:250
11345998151,13cyclictest10150irq/55-4a10000022:05:380
11345998144,25cyclictest101ktimersoftd/022:23:470
1134599807,55cyclictest1285-21lldpd23:07:130
11345998049,14cyclictest10150irq/55-4a10000023:30:300
11345998040,27cyclictest10250irq/56-4a10000020:13:020
11345998032,13cyclictest0-21swapper/022:18:330
11345997947,15cyclictest10150irq/55-4a10000023:50:310
11345997947,14cyclictest10150irq/55-4a10000020:25:180
11345997940,25cyclictest3650irq/20-4900000021:05:380
11345997935,35cyclictest32007-21chrt00:38:330
1134599787,18cyclictest32040-21irqstats20:30:310
11345997849,13cyclictest10150irq/55-4a10000019:40:140
11345997759,10cyclictest101ktimersoftd/022:00:010
11345997734,32cyclictest0-21swapper/023:00:390
11345997733,30cyclictest101ktimersoftd/019:21:010
11345997730,12cyclictest101ktimersoftd/022:25:230
11345997437,25cyclictest101ktimersoftd/019:35:350
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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