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2025-12-30 - 16:37
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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 Dec 30, 2025 13:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1375322380,6sleep013752-21swap07:05:550
143419918243,16cyclictest10250irq/56-4a10000011:11:530
143419917124,19cyclictest13897-21wget11:20:160
143419917037,15cyclictest10250irq/56-4a10000011:55:360
143419916739,14cyclictest10250irq/56-4a10000009:36:310
143419916434,111cyclictest10250irq/56-4a10000009:50:430
14341991628,34cyclictest1556-21latency_hist12:40:040
143419916044,16cyclictest10250irq/56-4a10000011:06:490
143419915841,18cyclictest31982-21/usr/sbin/munin10:25:280
143419915641,24cyclictest18656-21sh11:40:010
14341991559,22cyclictest1816-21munin-run08:30:040
143419915555,80cyclictest10150irq/55-4a10000007:20:170
143419915540,22cyclictest24163-21ntpq12:00:470
143419915538,22cyclictest14740-21ntpq09:16:090
143419915528,16cyclictest10156-21latency_hist09:00:050
143419915440,13cyclictest8950irq/40-mmc109:25:360
143419915345,13cyclictest10150irq/55-4a10000011:05:030
143419915344,98cyclictest21097-21runrttasks11:49:340
143419915334,17cyclictest29880-21apt-get12:26:230
143419915334,106cyclictest19148-21ntpq11:40:370
14341991527,34cyclictest1305-21snmpd09:21:280
14341991526,17cyclictest22312-21chrt07:40:410
14341991519,19cyclictest28631-21munin-run12:20:020
14341991519,16cyclictest29445-21diskstats10:15:250
143419915133,17cyclictest15671-21aten_r7power_cu07:15:140
143419915121,33cyclictest6511-21cpu08:45:180
143419915051,80cyclictest10150irq/55-4a10000008:45:030
143419915045,13cyclictest10150irq/55-4a10000008:00:170
143419915044,19cyclictest18563-21runrttasks07:25:370
143419915041,14cyclictest12102-21seq09:06:160
143419915041,14cyclictest10150irq/55-4a10000009:00:270
143419915034,23cyclictest1987-21df10:35:160
143419915033,19cyclictest23508-21ntpq07:45:380
143419915033,16cyclictest12805-21if_eth011:15:300
14341991497,17cyclictest30787-21df08:15:160
143419914936,16cyclictest18440-21ntpq09:30:400
143419914934,16cyclictest2321-21cut08:30:180
14341991487,22cyclictest29024-21fw_conntrack12:20:430
143419914844,92cyclictest21342-21runrttasks07:36:240
143419914836,16cyclictest20626-21wget09:40:170
143419914832,17cyclictest544-21cut10:30:140
143419914810,24cyclictest29568-21diskstats08:10:220
14341991479,24cyclictest15293-21fw_forwarded_lo11:25:280
143419914743,12cyclictest22075-21seq11:52:220
143419914740,18cyclictest19429-21aten_r7power_cu07:30:110
143419914735,22cyclictest754-21systemd-journal10:04:310
143419914734,13cyclictest10150irq/55-4a10000010:06:380
143419914732,19cyclictest3532-21runrttasks10:40:450
14341991466,32cyclictest1305-21snmpd12:32:130
143419914644,12cyclictest10150irq/55-4a10000012:10:220
143419914633,18cyclictest14702-21cat07:10:300
143419914628,22cyclictest0-21swapper/008:50:150
14341991459,20cyclictest16485-21df11:30:180
143419914538,17cyclictest25441-21latency_hist10:00:030
143419914531,17cyclictest3932-21ntpq08:35:360
143419914528,20cyclictest21777-21/usr/sbin/munin09:45:540
14341991449,17cyclictest28441-21memory08:05:350
143419914468,60cyclictest101ktimersoftd/010:51:470
143419914429,20cyclictest12668-21/usr/sbin/munin09:10:490
143419914342,14cyclictest10150irq/55-4a10000008:20:320
143419914339,15cyclictest24901-21/usr/sbin/munin07:50:470
143419914338,16cyclictest7576-21runrttasks10:57:130
143419914144,14cyclictest26507-21seq07:58:010
143419914139,16cyclictest28626-21sshd10:10:540
143419914139,15cyclictest26087-21runrttasks12:09:420
143419913936,17cyclictest5035-21seq10:46:400
143419913858,69cyclictest101ktimersoftd/010:20:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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