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2025-12-04 - 11:17
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack7slot3.osadl.org (updated Thu Dec 04, 2025 00:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
285959927179cyclictest21721-21munin-run23:16:310
2859599271242cyclictest31323-21sh23:57:260
2859599261236cyclictest5762-21egrep22:06:300
2859599261234cyclictest27497-21/usr/sbin/munin23:41:350
2859599260234cyclictest28909-21grep21:27:150
2859599260234cyclictest2109-21sh00:12:000
2859599260233cyclictest24752-21ssh23:28:200
2859599258233cyclictest2872-21snmpd19:23:150
2859599257229cyclictest26201-21ssh23:35:210
2859599256224cyclictest24454-21munin-node0
285959925576cyclictest15501-21chrt22:48:100
285959925569cyclictest19679-21df_inode23:07:020
2859599255228cyclictest8976-21ssh22:20:290
2859599255228cyclictest14236-21sh22:42:490
2859599254224cyclictest30305-21ntp_states19:12:530
285959925270cyclictest350-21ntp_states00:03:470
2859599252227cyclictest17648-21irqstats22:57:450
2859599251220cyclictest32559-21perl21:42:300
2859599251219cyclictest1209-21irqstats00:07:390
285959925088cyclictest23820-21latency_hist21:06:400
2859599250225cyclictest29761-21sh23:51:100
2859599250221cyclictest2977-21ssh21:53:500
2859599250220cyclictest6645-21cpuspeed00:31:340
2859599250218cyclictest16415-21munin-node0
285959924990cyclictest3890-21mailstats19:38:080
285959924969cyclictest27726-21df_inode23:42:010
2859599249221cyclictest2547-21Xorg20:32:160
2859599249219cyclictest13503-21diskmemload22:39:580
2859599249184cyclictest22745-21netwatch23:20:210
285959924889cyclictest27328-21sh21:20:510
2859599247219cyclictest2829-21sendmail-mta20:37:020
2859599247215cyclictest18787-21ssh23:02:420
285959924689cyclictest2328-21netwatch21:52:100
2859599246222cyclictest18634-21tr20:42:230
2859599246221cyclictest6983-21df22:11:520
285959924583cyclictest3101-21ls19:36:110
285959924579cyclictest11416-21ssh22:31:260
285959924566cyclictest12359-21munin-node0
2859599245220cyclictest9367-21fschecks_count22:22:060
2859599245220cyclictest4301-21ssh00:21:270
2859599245220cyclictest30660-21sh23:54:390
2859599245220cyclictest23913-21chrt23:25:270
2859599245215cyclictest30513-21ssh21:33:290
285959924486cyclictest21686-21df20:56:350
285959924481cyclictest9129-21tune2fs20:01:470
285959924470cyclictest19801-21ntp_states20:47:350
2859599244218cyclictest26332-21df21:16:460
2859599243218cyclictest6870-21ifplugd19:41:480
2859599243214cyclictest29822-21egrep19:11:270
285959924250cyclictest4136-21ntp_states21:58:340
2859599242219cyclictest27753-21ssh21:22:190
2859599242218cyclictest7709-21ssh00:36:280
2859599242215cyclictest2720-21lxpanel21:37:500
2859599242214cyclictest32018-21egrep19:21:210
2859599241214cyclictest7086-21fschecks_count22:12:060
285959924080cyclictest15522-21unixbench_singl20:28:140
2859599240217cyclictest14446-21ping20:23:510
2859599240215cyclictest6875-21tune2fs19:51:510
2859599240209cyclictest4930-21ssh00:23:110
285959923974cyclictest12319-21munin-run20:16:120
285959923972cyclictest2829-21sendmail-mta20:57:270
285959923848cyclictest11875-21irqstats22:32:430
2859599238212cyclictest6558-21sleep19:51:140
2859599237212cyclictest2720-21lxpanel19:27:090
285959923671cyclictest8093-21munin-node0
2859599234211cyclictest11069-21runrttasks20:10:080
27624223220sleep27622-21grep19:01:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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