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2026-05-02 - 15:11
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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: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the highest latencies:
System rack8slot1.osadl.org (updated Sat May 02, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30149992743647,0cyclictest7579-21latency_hist09:02:040
30149992692934,0cyclictest9-21ksoftirqd/007:02:040
30149992674577,0cyclictest4590-21runrttasks12:02:040
30149992601278,0cyclictest1394-1kworker/0:0H10:02:050
30149992545663,0cyclictest18737-21latency_hist08:02:040
30149992378280,0cyclictest1394-1kworker/0:0H08:17:040
30149992370262,0cyclictest31793-1kworker/0:2H10:22:040
30149992364581,0cyclictest1595-21jbd2/hda3-809:17:040
30149992360279,0cyclictest1394-1kworker/0:0H08:52:080
30149992342287,0cyclictest1394-1kworker/0:0H09:37:050
30149992332629,0cyclictest9-21ksoftirqd/011:32:070
30149992330291,0cyclictest1394-1kworker/0:0H07:32:080
30149992326633,0cyclictest9-21ksoftirqd/009:42:040
30149992308480,0cyclictest29765-21latency_hist10:07:040
30149992307774,0cyclictest11235-21cat09:12:080
30149992306284,0cyclictest31793-1kworker/0:2H11:22:040
30149992295523,0cyclictest29815-21latency_hist11:42:040
30149992293674,0cyclictest9-21ksoftirqd/008:47:040
30149992292286,0cyclictest1394-1kworker/0:0H07:57:040
30149992291527,0cyclictest23507-21latency_hist09:47:050
30149992291303,0cyclictest1394-1kworker/0:0H08:42:030
30149992268261,0cyclictest31793-1kworker/0:2H12:07:030
30149992239567,0cyclictest9-21ksoftirqd/010:47:050
30149992238622,0cyclictest9-21ksoftirqd/007:42:050
30149992222296,0cyclictest1394-1kworker/0:0H08:57:040
30149992220273,0cyclictest1394-1kworker/0:0H09:57:050
301499921912100,0cyclictest0-21swapper11:52:190
30149992189304,0cyclictest31793-1kworker/0:2H12:22:030
30149992175244,0cyclictest31793-1kworker/0:2H11:57:030
30149992100291,0cyclictest31793-1kworker/0:2H10:17:040
30149992074279,0cyclictest31793-1kworker/0:2H11:17:050
30149992052257,0cyclictest1394-1kworker/0:0H09:27:040
30149992021272,0cyclictest31793-1kworker/0:2H12:27:030
30149991970738,0cyclictest15781-21munin-node11:02:040
30149991952217,0cyclictest31793-1kworker/0:2H11:07:040
301499919111233,0cyclictest4137-21lldpd07:16:270
30149991872213,0cyclictest31793-1kworker/0:2H11:37:040
30149991861110,0cyclictest4525-21munin-node10:27:050
30149991792578,0cyclictest9-21ksoftirqd/010:12:070
30149991786318,0cyclictest31793-1kworker/0:2H10:52:090
30149991765320,0cyclictest1394-1kworker/0:0H08:12:070
30149991748747,0cyclictest8131-21latency_hist12:12:080
30149991731301,0cyclictest1394-1kworker/0:0H09:07:030
30149991727608,0cyclictest0-21swapper07:37:040
30149991726652,0cyclictest0-21swapper08:37:030
30149991689540,0cyclictest29462-21sendmail_mailtr08:32:080
30149991647600,0cyclictest9-21ksoftirqd/008:07:030
30149991610259,0cyclictest1394-1kworker/0:0H08:22:020
30149991577424,0cyclictest9-21ksoftirqd/011:14:200
30149991554529,0cyclictest9-21ksoftirqd/009:22:050
3014999155416,0cyclictest1394-1kworker/0:0H07:22:050
30149991532440,0cyclictest14893-21tune2fs07:49:270
30149991518506,0cyclictest9-21ksoftirqd/012:19:300
30149991514552,0cyclictest1595-21jbd2/hda3-811:49:220
30149991484428,0cyclictest9-21ksoftirqd/007:54:180
30149991466433,0cyclictest9-21ksoftirqd/009:54:280
30149991453460,0cyclictest9-21ksoftirqd/009:34:300
30149991451210,0cyclictest4207-21snmpd07:19:240
30149991449248,0cyclictest9-21ksoftirqd/008:29:190
30149991439239,0cyclictest9-21ksoftirqd/011:29:150
3014999139030,0cyclictest1394-1kworker/0:0H07:29:200
30149991351286,0cyclictest9-21ksoftirqd/010:44:200
30149991349279,0cyclictest31793-1kworker/0:2H10:37:050
30149991336255,0cyclictest9-21ksoftirqd/010:59:330
30149991208198,0cyclictest1394-1kworker/0:0H07:07:050
3014999884440,0cyclictest1595-21jbd2/hda3-810:32:480
3014999520248,0cyclictest1394-1kworker/0:0H07:02:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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