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2026-05-25 - 17:21
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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 rack2slot0.osadl.org (updated Mon May 25, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
310432890,1sleep3674-21dbus-daemon09:33:103
126832600,0sleep10-21swapper/111:53:451
169372590,0sleep10-21swapper/109:51:361
235722580,0sleep00-21swapper/012:28:050
51412570,0sleep30-21swapper/311:08:313
36932560,0sleep20-21swapper/211:00:062
198582560,0sleep20-21swapper/210:33:382
68762550,0sleep00-21swapper/010:51:590
68762550,0sleep00-21swapper/010:51:580
51862540,0sleep10-21swapper/111:14:071
299122540,0sleep10-21swapper/109:55:281
128782540,0sleep20-21swapper/212:29:582
143932530,0sleep30-21swapper/311:23:153
79012520,1sleep37902-21grep10:54:553
79012520,1sleep37902-21grep10:54:543
303682520,1sleep030365-21lspci10:28:590
18992520,0sleep10-21swapper/112:37:231
249962510,0sleep10-21swapper/111:29:451
240212510,0sleep00-21swapper/011:57:270
176372510,0sleep10-21swapper/110:00:051
127672510,0sleep20-21swapper/209:11:042
165922500,1sleep0111rcuc/012:24:430
165922500,1sleep0111rcuc/012:24:430
12812500,0sleep10-21swapper/112:01:021
38612490,0sleep20-21swapper/210:23:562
310812490,0sleep00-21swapper/011:35:440
75282480,0sleep2311rcuc/212:01:352
281042480,0sleep10-21swapper/108:55:001
14952480,0sleep00-21swapper/010:34:530
149272480,0sleep00-21swapper/009:15:170
72902470,1sleep20-21swapper/211:11:282
324552470,0sleep132426-21sshd10:26:211
49042440,0sleep10-21swapper/111:58:361
237302410,2sleep11710399cyclictest12:11:181
106782350,1sleep31711399cyclictest11:50:413
167132319,7sleep20-21swapper/207:06:322
1681122817,7sleep10-21swapper/107:07:471
1662322614,7sleep30-21swapper/307:05:233
132312240,0sleep20-21swapper/210:41:242
1680022110,7sleep00-21swapper/007:07:380
114372210,0sleep30-21swapper/310:19:013
66022190,2sleep11710399cyclictest12:09:541
231182190,1sleep233-21ksoftirqd/211:49:042
249412180,1sleep3401ktimersoftd/311:13:013
225412180,0sleep10-21swapper/111:40:341
139992180,1sleep0674-21dbus-daemon10:47:020
46242170,0sleep10-21swapper/111:30:411
3692170,0sleep10-21swapper/111:49:551
17103991715,1cyclictest20174-21kworker/1:110:17:561
82202160,0sleep00-21swapper/009:48:020
68352160,0sleep26837-21bash11:53:142
324752160,0sleep10-21swapper/110:34:451
275572160,0sleep10-21swapper/112:20:041
275572160,0sleep10-21swapper/112:20:031
17103991614,1cyclictest28218-21lspci11:07:431
17103991614,1cyclictest20174-21kworker/1:110:05:471
124492160,1sleep012439-21sshd10:44:100
8262150,1sleep2445-21systemd-journal12:15:002
59772150,0sleep30-21swapper/311:00:143
17103991514,0cyclictest2707-21lspci09:47:331
129472150,0sleep30-21swapper/309:15:083
67702140,0sleep10-21swapper/112:32:091
233832140,0sleep10-21swapper/110:47:511
17113991412,1cyclictest21710-21grepconf.sh12:27:543
17103991414,0cyclictest241ktimersoftd/108:20:231
17103991413,0cyclictest16875-21kworker/1:112:17:121
17103991413,0cyclictest15569-21kworker/1:010:10:591
17103991412,1cyclictest17849-21kworker/1:409:43:051
17103991412,1cyclictest12590-21kworker/1:312:29:391
111372140,0sleep00-21swapper/009:30:390
101132140,0sleep00-21swapper/012:12:570
8802130,0sleep2311rcuc/211:27:382
64122130,0sleep2321ktimersoftd/211:44:512
5992130,0sleep20-21swapper/212:09:232
17108991311,1cyclictest0-21swapper/210:15:242
17103991312,0cyclictest1989-21kworker/1:009:15:411
17103991312,0cyclictest1505-21lspci11:19:221
1710399130,1cyclictest25-21ksoftirqd/111:24:301
1709899130,12cyclictest29979-21gdbus12:09:210
17113991210,1cyclictest0-21swapper/311:29:543
17113991210,1cyclictest0-21swapper/309:43:543
1711399120,1cyclictest13648-21bash11:48:153
1711399120,11cyclictest5769-21sshd12:12:343
1711399120,11cyclictest22052-21sshd10:36:353
1710899120,1cyclictest3181-21bash11:22:142
1710899120,11cyclictest17882-21sshd10:27:552
1710899120,11cyclictest0-21swapper/210:05:442
1710399123,3cyclictest25-21ksoftirqd/109:40:011
17103991211,0cyclictest241ktimersoftd/107:25:001
17103991211,0cyclictest14832-21kworker/1:110:36:591
1710399120,1cyclictest0-21swapper/109:21:031
17098991210,1cyclictest28815-21cut10:40:000
17098991210,1cyclictest0-21swapper/011:45:300
1709899120,11cyclictest22571-21sshd10:08:500
1709899120,11cyclictest19356-21sshd11:23:400
1709899120,11cyclictest1-21systemd10:01:410
103582120,0sleep30-21swapper/310:10:293
1711399119,1cyclictest620-17auditd09:37:053
1711399119,1cyclictest12337-21sshd12:18:453
1711399110,10cyclictest0-21swapper/310:07:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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