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2026-03-12 - 07:15
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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 Mar 12, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3079721050,1sleep09-21ksoftirqd/000:23:040
42882950,0sleep32492399cyclictest23:23:033
80002590,0sleep20-21swapper/222:34:082
101222590,0sleep20-21swapper/221:21:062
259522580,0sleep00-21swapper/000:30:530
106502560,0sleep00-21swapper/022:26:050
160882550,0sleep10-21swapper/123:59:491
303332540,0sleep20-21swapper/222:12:332
287002530,0sleep1231rcuc/123:33:211
169592530,1sleep30-21swapper/322:04:123
109012530,0sleep10-21swapper/122:28:541
285372520,0sleep20-21swapper/200:09:082
107992520,0sleep20-21swapper/221:39:162
181862510,0sleep00-21swapper/022:45:510
4082500,0sleep1710-21NetworkManager22:09:231
242972500,0sleep10-21swapper/122:18:521
165282500,0sleep20-21swapper/222:00:352
5092490,1sleep1241ktimersoftd/123:36:271
29402490,0sleep32938-21lspci00:12:263
2443524937,7sleep20-21swapper/219:05:202
241802490,0sleep00-21swapper/000:16:590
142472490,0sleep00-21swapper/023:26:370
71262480,0sleep0101ktimersoftd/021:31:490
315842480,0sleep20-21swapper/222:47:012
34562470,0sleep10-21swapper/123:12:001
166122470,0sleep10-21swapper/123:07:381
131482470,0sleep20-21swapper/221:16:012
214342460,0sleep10-21swapper/122:46:081
217072450,0sleep20-21swapper/222:43:292
241452440,2sleep02490699cyclictest22:18:520
222622420,2sleep02490699cyclictest22:11:390
245752287,7sleep00-21swapper/019:07:070
245042249,10sleep30-21swapper/319:06:143
24913992221,0cyclictest22888-21lspci22:01:181
245142218,8sleep10-21swapper/119:06:201
256562200,1sleep3660-21avahi-daemon21:47:463
179622180,0sleep00-21swapper/023:10:260
161402170,0sleep2311rcuc/223:46:012
257722160,0sleep20-21swapper/222:08:362
187972160,1sleep01-21systemd23:46:140
185672160,0sleep018564-21sshd00:02:450
49242150,0sleep34927-21bash22:55:393
299332150,1sleep31-21systemd00:03:453
280532150,0sleep0101ktimersoftd/021:18:440
2490699150,1cyclictest247042sleep021:44:150
241092150,0sleep30-21swapper/322:08:253
75822140,0sleep20-21swapper/223:06:512
70322140,0sleep30-21swapper/323:48:023
2492399140,13cyclictest624-13audispd00:15:223
20332140,0sleep00-21swapper/021:14:150
156082140,1sleep015604-21sshd00:05:140
92792130,0sleep29266-21bash23:59:142
73692130,0sleep1231rcuc/121:35:191
285772130,1sleep328578-21missed_timers20:35:143
24923991310,2cyclictest14502-21sshd23:59:423
24917991311,1cyclictest6349-21bash00:34:492
24913991310,2cyclictest674-21dbus-daemon00:39:441
39402120,0sleep10-21swapper/123:17:321
24923991210,1cyclictest1877-21sshd00:23:223
2491799120,1cyclictest10355-21sshd21:49:392
2491799120,11cyclictest11326-21sshd22:20:392
24913991211,0cyclictest7115-21lspci21:31:491
2491399120,1cyclictest29979-21gdbus23:41:101
2491399120,11cyclictest31547-21sshd21:13:441
2491399120,11cyclictest29175-21sshd23:27:541
2491399120,11cyclictest17341-21sshd00:21:531
2491399120,11cyclictest0-21swapper/123:54:241
24906991210,1cyclictest0-21swapper/023:22:340
2490699120,1cyclictest674-21dbus-daemon23:00:090
2490699120,11cyclictest28414-21lspci00:39:240
259762110,0sleep20-21swapper/223:11:092
24923991110,0cyclictest11730-21lspci23:18:113
24923991110,0cyclictest0-21swapper/322:15:523
2492399110,10cyclictest14608-21bash21:53:323
2492399110,10cyclictest0-21swapper/300:08:523
2491799119,1cyclictest33-21ksoftirqd/223:16:022
24917991110,0cyclictest0-21swapper/223:30:582
24913991110,0cyclictest8845-21lspci00:12:571
2491399110,10cyclictest0-21swapper/123:21:441
2491399110,0cyclictest27914-21sshd00:03:341
2491399110,0cyclictest0-21swapper/121:56:241
2490699119,1cyclictest642-21systemd-logind23:16:250
2490699119,1cyclictest27721-21systemd-cgroups23:55:150
24906991110,0cyclictest0-21swapper/021:36:250
2490699110,10cyclictest0-21swapper/021:47:250
45342100,1sleep14533-21sshd00:07:031
2492399109,0cyclictest31322-21lspci23:25:173
2492399109,0cyclictest0-21swapper/323:53:123
2492399109,0cyclictest0-21swapper/323:12:023
2492399107,2cyclictest29979-21gdbus22:31:123
2492399100,9cyclictest0-21swapper/320:21:223
2491799109,0cyclictest0-21swapper/223:24:492
2491799108,1cyclictest22074-21lspci23:38:192
2491799108,1cyclictest19235-21grepconf.sh00:02:492
2491799108,1cyclictest0-21swapper/223:53:392
2491799100,0cyclictest0-21swapper/221:11:182
2491399109,0cyclictest0-21swapper/122:30:541
2491399109,0cyclictest0-21swapper/121:20:241
2491399108,1cyclictest32275-21sshd00:28:441
2491399101,0cyclictest131rcu_sched00:15:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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