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2025-11-22 - 23:47
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack1slot1.osadl.org (updated Sat Nov 22, 2025 12:45:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
59912217157,47sleep10-21swapper/107:07:091
59452202162,26sleep20-21swapper/207:06:332
60302200145,43sleep00-21swapper/007:07:400
41062200163,24sleep30-21swapper/307:05:103
36282620,0sleep30-21swapper/312:14:583
46342330,1sleep0101rcuc/009:15:240
174102210,6sleep09-21ksoftirqd/011:47:400
323412170,1sleep1631299cyclictest12:09:271
630399160,15cyclictest31677-21diskmemload11:00:170
632099130,12cyclictest0-21swapper/209:30:182
6326991211,1cyclictest35-21ksoftirqd/308:15:003
6320991211,1cyclictest28-21ksoftirqd/211:35:002
632099120,8cyclictest8658-21munin-node09:40:282
632099120,11cyclictest0-21swapper/210:50:212
630399123,4cyclictest28446-21perf07:55:010
632699118,1cyclictest35-21ksoftirqd/307:15:003
6326991110,1cyclictest35-21ksoftirqd/312:35:003
632099110,11cyclictest0-21swapper/212:25:242
630399116,4cyclictest31677-21diskmemload09:25:060
632699109,1cyclictest35-21ksoftirqd/312:20:013
632699108,1cyclictest35-21ksoftirqd/307:55:013
632099109,1cyclictest28-21ksoftirqd/210:00:212
63269998,1cyclictest35-21ksoftirqd/310:45:013
63269998,1cyclictest35-21ksoftirqd/310:20:143
63269998,0cyclictest35-21ksoftirqd/309:10:163
63269997,1cyclictest742-21runrttasks10:55:403
63269996,1cyclictest35-21ksoftirqd/307:20:003
63269990,4cyclictest0-21swapper/309:55:143
63209998,1cyclictest28-21ksoftirqd/212:10:002
63209998,1cyclictest28-21ksoftirqd/209:00:172
63209994,4cyclictest1911-21tail11:25:222
63209993,4cyclictest0-21swapper/210:10:152
63039991,4cyclictest22274-21date08:50:010
63039991,4cyclictest22274-21date08:50:010
63269987,1cyclictest35-21ksoftirqd/312:40:003
63269987,1cyclictest35-21ksoftirqd/311:54:593
63269987,1cyclictest35-21ksoftirqd/311:45:193
63269987,1cyclictest35-21ksoftirqd/309:55:003
63269987,1cyclictest35-21ksoftirqd/307:20:243
63269984,3cyclictest7717-21apt-get11:35:123
63269981,6cyclictest8658-21munin-node10:17:353
63269981,4cyclictest6291-21cyclictest08:55:143
63269980,7cyclictest8658-21munin-node08:25:023
63209988,0cyclictest0-21swapper/209:16:362
63209986,1cyclictest60950irq/123-eno111:51:082
63209986,1cyclictest60950irq/123-eno109:45:232
63209986,1cyclictest28-21ksoftirqd/208:20:002
63209986,0cyclictest60950irq/123-eno111:13:292
63209983,2cyclictest254-21systemd-journal09:20:342
63209983,2cyclictest254-21systemd-journal09:20:332
63209980,4cyclictest22635-21df_inode10:25:132
63209980,3cyclictest0-21swapper/210:23:482
63209980,1cyclictest0-21swapper/211:48:062
63039981,6cyclictest3930-21/usr/sbin/munin12:15:150
63039981,6cyclictest28485-1kworker/u9:010:35:060
63039981,6cyclictest26814-21ssh12:00:180
63039981,6cyclictest11821-21ssh10:10:160
63039981,3cyclictest31677-21diskmemload10:05:120
63039980,7cyclictest6083-21ssh10:00:560
63039980,7cyclictest24026-21ssh09:41:130
63039980,7cyclictest20365-21ssh10:20:320
63039980,7cyclictest0-21swapper/011:35:120
63039980,6cyclictest22187-21aten_r1power_en10:25:110
63039980,4cyclictest30833-21perf08:00:010
63039980,3cyclictest3485-21sleep11:34:550
21996280,0sleep00-21swapper/011:55:050
63269977,0cyclictest35-21ksoftirqd/310:30:003
63269976,1cyclictest35-21ksoftirqd/311:10:143
63269976,1cyclictest35-21ksoftirqd/309:10:003
63269975,1cyclictest35-21ksoftirqd/312:00:003
63269973,2cyclictest31677-21diskmemload09:30:193
63269972,2cyclictest31677-21diskmemload11:05:383
63269971,4cyclictest31677-21diskmemload11:34:563
63269971,4cyclictest31677-21diskmemload11:23:593
63269971,3cyclictest31677-21diskmemload10:10:353
63269971,3cyclictest31677-21diskmemload10:05:023
63269971,1cyclictest0-21swapper/307:35:153
63269970,5cyclictest0-21swapper/309:16:003
63269970,4cyclictest0-21swapper/312:28:453
63269970,4cyclictest0-21swapper/312:09:043
63209976,1cyclictest60950irq/123-eno111:05:132
63209976,1cyclictest60950irq/123-eno110:59:282
63209976,1cyclictest60950irq/123-eno110:45:142
63209976,1cyclictest60950irq/123-eno110:38:302
63209976,1cyclictest60950irq/123-eno110:33:592
63209976,1cyclictest60950irq/123-eno107:40:212
63209976,1cyclictest60950irq/123-eno107:25:132
63209976,0cyclictest60950irq/123-eno112:34:172
63209975,1cyclictest60950irq/123-eno112:15:132
63209975,1cyclictest60950irq/123-eno112:10:182
63209975,1cyclictest31224-21ssh09:51:032
63209975,1cyclictest30426-21cat09:05:152
63209975,1cyclictest28-21ksoftirqd/211:20:382
63209974,1cyclictest254-21systemd-journal09:30:012
63209973,1cyclictest254-21systemd-journal09:13:332
63209973,0cyclictest31677-21diskmemload11:00:142
63209972,1cyclictest31677-21diskmemload11:55:132
63209971,1cyclictest2890-21taskset10:42:332
63209970,6cyclictest0-21swapper/211:16:292
63209970,6cyclictest0-21swapper/209:36:052
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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