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2026-05-12 - 02:51
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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 the highest latencies:
System rack5slot7.osadl.org (updated Tue May 12, 2026 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14471224052168,184sleep00-21swapper19:05:530
145689910620,63cyclictest9033-21/usr/sbin/munin22:58:240
145689910519,45cyclictest21382-21memory21:57:530
145689910233,52cyclictest18726-21unixbench_singl19:27:330
145689910118,42cyclictest26375-21fw_conntrack22:12:270
145689910113,49cyclictest31435-21ssh22:27:150
145689910110,69cyclictest7903-21ssh00:27:330
14568991009,66cyclictest17053-21sort19:21:300
145689910031,52cyclictest22554-21apt-get22:01:410
145689910017,23cyclictest26736-21memory23:47:470
145689910016,64cyclictest14487-21memory21:37:460
145689910016,45cyclictest5666-21df_inode21:12:200
145689910012,65cyclictest14518-21df_inode23:12:150
145689910011,67cyclictest7569-21ssh22:52:070
14568999932,49cyclictest0-21swapper21:45:350
14568999921,56cyclictest20283-21users23:28:170
14568999920,61cyclictest0-21swapper00:25:440
14568999918,60cyclictest17901-21df23:22:080
14568999915,61cyclictest29522-21munin-run23:56:270
14568999911,69cyclictest22786-21ssh23:36:390
14568999818,23cyclictest14061-21munin-run23:11:290
14568999817,63cyclictest10777-21ssh21:27:120
14568999817,43cyclictest5350-21ssh00:19:500
14568999816,21cyclictest9755-21memory00:32:480
14568999816,20cyclictest19691-21munin-run19:36:280
14568999813,26cyclictest1858-21ssh00:09:390
14568999812,48cyclictest3731-21wget21:07:020
14568999730,45cyclictest3639-21ssh00:14:550
14568999717,59cyclictest12835-21ssh21:32:560
14568999717,20cyclictest26085-21munin-run23:46:270
14568999714,64cyclictest7420-21df_inode21:17:210
14568999712,63cyclictest31609-21basename20:41:500
14568999711,66cyclictest2607-21ssh22:37:350
14568999710,26cyclictest17857-21uname21:47:410
14568999710,23cyclictest11135-21ssh23:02:270
1456899969,25cyclictest25503-21ssh22:09:420
14568999613,44cyclictest28062-21df_inode22:17:170
14568999517,41cyclictest4512-21ntp_states22:42:590
14568999515,58cyclictest31751-21fw_conntrack00:02:250
14568999514,60cyclictest20975-21df_inode19:42:030
14568999512,65cyclictest401-21/usr/sbin/munin22:33:150
14568999510,27cyclictest6956-21ssh22:50:220
14568999510,27cyclictest16449-21ssh23:17:440
14568999416,56cyclictest15560-21munin-node19:11:350
14568999416,41cyclictest23678-21df_inode19:57:020
14568999414,57cyclictest19564-21irqstats21:52:390
14568999414,21cyclictest29452-21/usr/sbin/munin22:22:540
14568999413,59cyclictest30183-21memory23:57:460
14568999412,23cyclictest21430-21fw_conntrack23:32:250
14568999410,27cyclictest24775-21ntp_offset20:02:220
14568999314,29cyclictest32403-21/usr/sbin/munin20:47:200
14568999214,57cyclictest31377-21users20:37:360
14568999117,25cyclictest27819-21munin-run20:21:280
14568999017,25cyclictest22104-21/usr/sbin/munin19:47:280
14568999011,60cyclictest9051-21df21:22:080
1456899899,22cyclictest16043-21sort19:12:010
14568998935,36cyclictest0-21swapper20:26:500
14568998919,48cyclictest17104-21apt-get19:21:380
14568998816,23cyclictest2943-21df_inode21:02:000
14568998815,25cyclictest28208-21fw_packets20:22:080
14568998815,24cyclictest26903-21munin-run20:16:270
14568998815,24cyclictest1343-21/usr/sbin/munin20:52:250
14568998813,26cyclictest30309-21/usr/sbin/munin20:32:290
14568998812,26cyclictest25224-21wget20:06:480
1456899879,29cyclictest22860-21cut19:52:160
14568998716,33cyclictest20145-21irqstats19:37:150
14568998614,23cyclictest1840-21aten_r5power_po20:56:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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