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2026-05-01 - 18:19
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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 Fri May 01, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
189862750,0sleep00-21swapper/011:23:290
242832740,0sleep10-21swapper/109:54:421
20492740,0sleep10-21swapper/111:19:091
91892610,1sleep3674-21dbus-daemon10:57:123
310652590,1sleep131042-21sshd10:25:381
16745995757,0cyclictest335-21scsi_eh_212:25:462
324542560,1sleep332447-21bash10:34:093
8492550,0sleep30-21swapper/312:15:043
136252550,0sleep20-21swapper/211:00:202
193442530,1sleep10-21swapper/110:52:301
99602520,0sleep30-21swapper/308:10:133
82632520,0sleep10-21swapper/110:09:521
143202520,0sleep10-21swapper/110:46:291
85482510,0sleep30-21swapper/311:36:503
284642510,0sleep30-21swapper/308:55:133
265782510,0sleep30-21swapper/309:28:373
60482500,0sleep00-21swapper/010:12:240
48652500,0sleep00-21swapper/011:13:440
34742500,0sleep1241ktimersoftd/109:29:471
253232500,0sleep30-21swapper/312:35:013
253232500,0sleep30-21swapper/312:35:013
184752500,1sleep01-21systemd11:58:020
184752500,1sleep01-21systemd11:58:020
298352480,0sleep10-21swapper/110:00:361
187952470,0sleep118796-21grep10:55:141
133732470,0sleep10-21swapper/110:40:481
267032450,2sleep31675199cyclictest11:21:163
229232450,0sleep00-21swapper/012:34:380
229232450,0sleep00-21swapper/012:34:380
316502440,0sleep00-21swapper/012:11:350
316502440,0sleep00-21swapper/012:11:350
154072420,0sleep015408-21sshd11:28:540
297332370,0sleep30-21swapper/311:15:523
292572290,15sleep375750irq/24-eno1-rx-11:41:313
164312287,7sleep00-21swapper/007:07:320
34802260,0sleep20-21swapper/211:47:542
1649822615,7sleep30-21swapper/307:08:233
269202250,1sleep226919-21bash12:01:442
16738992525,0cyclictest27812-21kworker/1:412:25:461
1627322513,7sleep20-21swapper/207:05:342
148442219,7sleep10-21swapper/107:05:091
194722180,0sleep10-21swapper/111:46:251
16738991818,0cyclictest241ktimersoftd/107:49:111
294952170,0sleep20-21swapper/210:22:472
262292170,0sleep126225-21sshd10:39:121
197312170,0sleep00-21swapper/012:20:490
197312170,0sleep00-21swapper/012:20:480
191582170,2sleep1699-21gdbus09:48:461
1673399173,7cyclictest649-21polkitd10:48:090
1673399173,5cyclictest7596-21bash09:42:150
11092170,0sleep00-21swapper/010:28:420
16738991616,0cyclictest527-40kipmi008:35:311
16738991616,0cyclictest241ktimersoftd/108:07:251
1673399163,5cyclictest674-21dbus-daemon12:04:530
1673399163,5cyclictest649-21polkitd09:16:240
16733991610,5cyclictest17387-21bash11:40:250
1673399160,7cyclictest14597-21grep09:45:330
1673399160,1cyclictest30043-21bash09:57:550
1673399160,1cyclictest11879-21sshd10:32:210
102202160,0sleep20-21swapper/209:22:392
78332150,0sleep20-21swapper/212:12:252
78332150,0sleep20-21swapper/212:12:252
200932150,1sleep120090-21lspci11:55:151
200932150,1sleep120090-21lspci11:55:141
16738991515,0cyclictest241ktimersoftd/108:52:461
16738991515,0cyclictest241ktimersoftd/108:14:271
16738991515,0cyclictest241ktimersoftd/107:41:191
1673399152,7cyclictest4242-21grep10:01:110
1673399151,6cyclictest699-21gdbus09:27:110
1673399151,6cyclictest31337-21sshd12:35:440
1673399150,8cyclictest29309-21sshd11:01:430
1673399150,6cyclictest674-21dbus-daemon11:07:100
1673399150,6cyclictest674-21dbus-daemon10:18:580
1673399150,6cyclictest4687-21sshd11:30:450
1673399150,6cyclictest20138-21sshd10:41:260
1673399150,1cyclictest622-13audispd10:50:050
1673399150,1cyclictest22512-21sshd09:37:590
160432150,1sleep1231rcuc/110:16:011
124872150,0sleep20-21swapper/209:15:062
281932140,0sleep20-21swapper/210:44:582
249902140,1sleep224985-21lspci10:58:362
245172140,0sleep30-21swapper/309:51:563
16745991412,1cyclictest0-21swapper/211:59:112
16745991412,1cyclictest0-21swapper/211:59:112
1673899145,3cyclictest25-21ksoftirqd/109:59:381
1673899145,3cyclictest25-21ksoftirqd/109:35:241
16738991414,0cyclictest241ktimersoftd/108:55:361
16738991414,0cyclictest241ktimersoftd/107:30:571
16738991414,0cyclictest1182-21kworker/1:207:55:491
1673399144,6cyclictest674-21dbus-daemon12:07:280
1673399144,6cyclictest674-21dbus-daemon12:07:280
1673399143,8cyclictest23942-21sshd09:51:540
1673399141,6cyclictest674-21dbus-daemon09:21:030
1673399140,7cyclictest674-21dbus-daemon11:52:100
1673399140,6cyclictest13222-21bash10:07:290
1673399140,6cyclictest1-21systemd11:35:110
1673399140,6cyclictest1-21systemd10:37:160
1673399140,5cyclictest23886-21cp09:32:110
1673399140,1cyclictest19478-21sshd10:58:070
55042130,1sleep25466-21sshd10:06:492
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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