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2026-05-25 - 04:31
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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 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
273092890,0sleep127216-21sshd23:00:051
178522760,1sleep09-21ksoftirqd/023:15:510
176512760,2sleep2297399cyclictest22:48:092
204292750,0sleep10-21swapper/122:15:081
295942730,0sleep30-21swapper/322:24:153
145852710,0sleep00-21swapper/000:11:030
39492580,0sleep20-21swapper/221:15:362
273202540,0sleep20-21swapper/223:44:292
224832540,0sleep0111rcuc/000:22:520
121612540,0sleep00-21swapper/023:12:380
223492530,1sleep122351-21bash22:43:001
106842530,1sleep110680-21bash23:45:451
12472520,1sleep01250-21bash00:04:250
198992510,1sleep30-21swapper/323:38:173
164362510,0sleep20-21swapper/223:26:502
114162510,1sleep1623-17sedispatch22:47:361
34452500,1sleep21-21systemd23:39:402
229932500,0sleep20-21swapper/222:56:542
105102500,0sleep310512-21grep22:36:243
316512490,0sleep031652-21systemd-cgroups23:53:080
295402490,0sleep10-21swapper/121:10:511
250052490,1sleep1231rcuc/100:00:501
16682490,0sleep00-21swapper/022:13:300
129152480,0sleep00-21swapper/023:23:490
124572480,0sleep30-21swapper/321:28:403
44812470,0sleep10-21swapper/100:13:001
26812470,2sleep1296699cyclictest23:25:371
170322470,0sleep30-21swapper/300:22:243
229082460,0sleep20-21swapper/222:04:162
227522460,0sleep10-21swapper/121:18:011
291752450,0sleep20-21swapper/221:39:512
131992440,0sleep00-21swapper/022:50:270
250824332,6sleep30-21swapper/319:05:423
325102400,0sleep00-21swapper/021:59:320
303902320,0sleep20-21swapper/222:35:192
266422513,7sleep00-21swapper/019:07:340
21182229,7sleep20-21swapper/219:05:212
101422210,7sleep10-21swapper/119:05:031
80012200,1sleep37997-21sshd00:35:243
203562200,0sleep3391rcuc/321:17:423
28222190,0sleep30-21swapper/323:11:493
136472180,1sleep313618-21sshd21:41:133
222282170,0sleep022201-21sshd21:36:250
17042170,0sleep30-21swapper/322:07:563
95482160,2sleep1296699cyclictest00:32:511
95482160,2sleep1296699cyclictest00:32:501
37592160,2sleep2321ktimersoftd/221:34:552
313702160,0sleep331368-21sshd23:44:503
299072160,1sleep1674-21dbus-daemon21:22:481
179372160,2sleep1296699cyclictest23:21:251
38052150,0sleep00-21swapper/000:15:390
296099159,5cyclictest15377-21sshd22:36:500
2960991510,4cyclictest0-21swapper/000:37:000
292842150,0sleep00-21swapper/000:29:020
281212150,0sleep128122-21tty23:41:431
237132150,0sleep00-21swapper/021:42:070
210172150,1sleep121016-21bash23:16:081
187442150,1sleep3401ktimersoftd/323:24:193
90302140,0sleep10-21swapper/122:03:021
298222140,0sleep00-21swapper/000:34:380
298222140,0sleep00-21swapper/000:34:370
236032140,0sleep20-21swapper/200:28:312
231372140,0sleep30-21swapper/300:14:383
98682130,0sleep00-21swapper/022:19:470
50772130,0sleep30-21swapper/323:59:133
298252130,0sleep029823-21bash23:33:370
297799130,1cyclictest642-21systemd-logind00:16:083
297399130,1cyclictest32191-21sshd23:19:562
2966991311,1cyclictest17587-21bash23:51:541
296099139,3cyclictest0-21swapper/000:08:400
296099136,2cyclictest660-21avahi-daemon23:05:260
296099130,0cyclictest0-21swapper/022:26:300
223272130,0sleep11073-21nfsd00:25:331
203272130,0sleep00-21swapper/023:41:020
168682130,1sleep016870-21bash21:33:090
2977991210,1cyclictest7680-21lspci21:51:483
2977991210,1cyclictest1-21systemd22:30:183
297799120,1cyclictest674-21dbus-daemon21:46:383
297399120,11cyclictest0-21swapper/223:33:172
297399120,11cyclictest0-21swapper/223:04:162
296699120,1cyclictest0-21swapper/100:07:341
296699120,11cyclictest1-21systemd22:11:341
296099126,1cyclictest649-21polkitd22:03:000
2960991210,1cyclictest5711-21sshd21:15:510
2960991210,1cyclictest27464-21lspci22:46:100
296099120,1cyclictest5443-21sshd22:41:300
296099120,1cyclictest22275-21sshd22:56:510
296099120,1cyclictest0-21swapper/023:55:400
297799119,1cyclictest0-21swapper/322:42:293
2977991110,0cyclictest0-21swapper/323:29:083
2977991110,0cyclictest0-21swapper/322:57:483
2977991110,0cyclictest0-21swapper/300:26:083
2977991110,0cyclictest0-21swapper/300:01:583
297799110,10cyclictest0-21swapper/321:11:193
2973991110,0cyclictest0-21swapper/221:44:162
297399110,10cyclictest0-21swapper/200:16:362
296699110,1cyclictest0-21swapper/122:07:241
296699110,10cyclictest0-21swapper/121:32:441
296699110,10cyclictest0-21swapper/120:20:141
296699110,0cyclictest0-21swapper/122:24:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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