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2026-04-30 - 19:10
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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 Thu Apr 30, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
856921220,1sleep28570-21systemd-cgroups11:30:002
160922990,2sleep12226699cyclictest10:07:321
303422920,1sleep230341-21sshd10:11:342
252032920,0sleep00-21swapper/010:27:500
172012920,0sleep217200-21sshd12:12:132
301972910,2sleep02226099cyclictest09:35:190
4432890,0sleep00-21swapper/010:36:430
40552780,0sleep10-21swapper/110:59:071
288662780,1sleep3649-21polkitd11:09:343
214812770,2sleep12226699cyclictest09:15:351
90472710,0sleep30-21swapper/310:59:333
160752660,1sleep0674-21dbus-daemon12:03:500
161072610,0sleep10-21swapper/110:46:171
39732590,0sleep03968-21sshd09:52:330
164432570,0sleep30-21swapper/311:55:283
163312530,0sleep00-21swapper/010:24:210
42652520,1sleep31-21systemd09:58:093
250342520,0sleep20-21swapper/211:53:312
71862510,0sleep17187-21sshd10:42:491
295812510,0sleep00-21swapper/011:51:050
320262500,1sleep231992-21sshd09:35:292
20682500,0sleep10-21swapper/111:01:391
149332500,0sleep20-21swapper/212:03:442
9852490,1sleep1982-21lspci11:56:581
98062490,0sleep20-21swapper/210:56:482
3482490,0sleep20-21swapper/211:07:052
293682490,0sleep00-21swapper/012:16:000
258232490,0sleep30-21swapper/311:28:413
302712480,0sleep10-21swapper/110:25:271
290192480,0sleep3391rcuc/311:42:473
217422480,1sleep321706-21sshd12:23:443
189852480,0sleep20-21swapper/210:32:492
124582480,0sleep30-21swapper/309:30:133
4692470,0sleep00-21swapper/011:23:450
68102460,0sleep10-21swapper/112:27:591
20442460,1sleep02039-21lspci12:22:010
137082410,2sleep02226099cyclictest11:27:380
219842319,7sleep00-21swapper/007:08:010
2191622817,7sleep10-21swapper/107:07:101
2184922715,7sleep30-21swapper/307:06:203
243192260,11sleep375750irq/24-eno1-rx-12:10:063
2180822211,7sleep20-21swapper/207:05:472
59402180,2sleep22227199cyclictest11:46:192
262942180,1sleep326162-21latency_hist10:50:003
240282180,3sleep00-21swapper/010:49:490
82902170,0sleep30-21swapper/312:30:493
43372170,0sleep10-21swapper/112:05:321
151812170,0sleep00-21swapper/009:47:570
14522170,0sleep20-21swapper/209:17:072
114132170,0sleep20-21swapper/212:33:562
74482160,0sleep20-21swapper/209:52:512
2228199160,15cyclictest8279-21sshd11:10:293
22266991615,0cyclictest241ktimersoftd/109:31:271
22266991615,0cyclictest241ktimersoftd/109:28:371
22266991614,1cyclictest25790-21kworker/1:110:54:391
181862160,2sleep02226099cyclictest10:54:490
95042150,1sleep29505-21kworker/u8:110:26:282
2228199150,7cyclictest29537-21sshd09:28:223
2228199150,7cyclictest11217-21sshd10:04:223
2228199150,14cyclictest29977-21packagekitd12:03:483
2228199150,14cyclictest27959-21sshd09:37:573
2228199150,14cyclictest15350-21id10:26:593
2226699156,1cyclictest25-21ksoftirqd/112:18:361
22266991514,0cyclictest29225-21kworker/1:312:01:011
22266991513,1cyclictest27933-21kworker/1:311:22:531
2226699150,13cyclictest622-13audispd10:37:241
2228199149,4cyclictest10124-21bash10:54:073
2228199140,6cyclictest30762-21tty12:27:143
2228199140,6cyclictest29979-21gdbus11:17:323
2228199140,6cyclictest24382-21sshd11:03:363
2228199140,6cyclictest15117-21lspci10:32:283
2228199140,6cyclictest1-21systemd11:22:293
2228199140,6cyclictest1-21systemd10:40:273
2228199140,5cyclictest16662-21sshd11:36:083
2228199140,5cyclictest15198-21cat10:35:133
2228199140,10cyclictest28377-21lspci09:43:333
22266991414,0cyclictest241ktimersoftd/107:33:111
22266991413,0cyclictest25790-21kworker/1:111:17:111
243812130,0sleep30-21swapper/311:34:063
243812130,0sleep30-21swapper/311:34:053
2228199130,8cyclictest15918-21sshd10:07:313
2228199130,6cyclictest649-21polkitd11:46:303
2228199130,6cyclictest642-21systemd-logind12:15:203
2228199130,6cyclictest27537-21sshd09:46:123
2228199130,6cyclictest13636-21sshd12:39:413
2228199130,1cyclictest642-21systemd-logind09:54:373
22266991313,0cyclictest241ktimersoftd/110:14:471
22266991313,0cyclictest23572-21kworker/1:211:34:511
22266991313,0cyclictest23572-21kworker/1:211:34:511
22266991312,0cyclictest7360-21kworker/1:210:30:331
22266991312,0cyclictest29225-21kworker/1:311:52:211
22266991312,0cyclictest241ktimersoftd/112:39:201
22266991312,0cyclictest17251-21lspci09:11:101
22266991311,1cyclictest25-21ksoftirqd/112:14:121
18502130,0sleep20-21swapper/211:10:012
72872120,0sleep10-21swapper/111:35:201
301792120,0sleep330182-21bash11:51:083
2228199122,7cyclictest16246-21cp12:06:353
2228199120,9cyclictest0-21swapper/310:21:063
2228199120,6cyclictest7427-21sshd09:14:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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