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2026-06-09 - 03:55
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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 rack5slot0.osadl.org (updated Tue Jun 09, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
239732990,1sleep00-21swapper/023:19:060
282122940,3sleep31346199cyclictest22:15:123
100142910,1sleep20-21swapper/221:31:122
316692900,2sleep20-21swapper/223:41:282
72722880,6sleep30-21swapper/300:29:253
298862870,1sleep30-21swapper/323:55:313
1288428734,49sleep30-21swapper/319:06:133
260212850,3sleep10-21swapper/121:43:171
1303628333,46sleep10-21swapper/119:07:561
59322820,4sleep31346199cyclictest23:06:103
121182820,2sleep112117-21sshd21:56:101
200822810,3sleep20-21swapper/223:36:472
90892800,2sleep30-21swapper/322:06:153
6772800,2sleep3673-21bash22:22:383
54492800,1sleep15450-21bash23:56:261
76802790,5sleep21346099cyclictest22:37:322
56762790,2sleep05674-21sshd23:24:150
179042790,0sleep00-21swapper/021:28:400
196352770,0sleep00-21swapper/022:42:270
109062770,0sleep00-21swapper/021:31:180
10792770,0sleep00-21swapper/022:47:510
58612760,4sleep31346199cyclictest22:33:563
299302750,0sleep041ktimersoftd/022:54:570
299302750,0sleep041ktimersoftd/022:54:570
219532750,2sleep221952-21sshd00:30:532
188832740,0sleep00-21swapper/023:11:280
1317527332,12sleep20-21swapper/219:09:412
52132720,1sleep20-21swapper/222:51:422
52132720,1sleep20-21swapper/222:51:422
300212710,2sleep330020-21sshd00:24:453
50402670,3sleep01345899cyclictest00:29:090
30562670,1sleep20-21swapper/223:34:552
42492660,3sleep21346099cyclictest23:45:452
1306925833,13sleep00-21swapper/019:08:190
208932360,2sleep30-21swapper/322:10:553
213682340,0sleep221369-21id23:54:452
17432340,0sleep041ktimersoftd/023:56:010
108372330,2sleep00-21swapper/022:34:290
99272320,1sleep00-21swapper/021:45:120
57912310,3sleep10-21swapper/123:27:521
57732310,8sleep122-21ksoftirqd/122:30:221
205132310,2sleep220512-21bash00:38:212
158702300,1sleep00-21swapper/021:11:140
200152290,3sleep30-21swapper/322:35:203
105242290,3sleep20-21swapper/222:27:062
292722270,2sleep22024-21nfsd00:28:162
255842270,25sleep3144650irq/27-eth023:15:403
39042260,4sleep10-21swapper/123:05:571
176782260,2sleep20-21swapper/221:21:422
13459992619,3cyclictest27017-21bash21:47:041
51282250,3sleep10-21swapper/100:25:271
307632250,2sleep20-21swapper/223:16:142
299572250,1sleep10-21swapper/100:10:031
255312250,2sleep225530-21bash22:46:572
222212250,3sleep20-21swapper/221:57:202
224892240,5sleep10-21swapper/123:51:171
307102230,21sleep3144650irq/27-eth023:23:233
239252230,2sleep223920-21bash23:08:212
191652220,20sleep3144650irq/27-eth023:54:313
152492220,1sleep00-21swapper/021:35:140
93932210,19sleep3144650irq/27-eth021:20:483
52022200,0sleep35197-21sshd00:32:413
31152200,2sleep13110-21bash00:21:261
3032200,18sleep2144650irq/27-eth023:23:372
118592200,1sleep30-21swapper/322:27:153
1345999190,14cyclictest0-21swapper/123:41:431
24772180,16sleep3144650irq/27-eth000:17:563
228542180,0sleep00-21swapper/022:11:090
200722180,2sleep10-21swapper/100:30:401
1346099180,10cyclictest31435-21sshd00:20:582
1345999185,7cyclictest0-21swapper/122:20:161
1345999180,13cyclictest26942-21sshd21:29:401
1345899182,14cyclictest0-21swapper/023:05:180
115242180,2sleep10-21swapper/122:41:231
114842180,2sleep31346199cyclictest23:42:523
1346199172,2cyclictest12729-21sshd22:03:143
13461991713,3cyclictest144650irq/27-eth000:05:453
1346199170,16cyclictest0-21swapper/321:14:203
1346199170,12cyclictest3358-21sshd21:30:263
1346099174,8cyclictest22616-21bash22:57:392
13460991714,2cyclictest29140-21sshd21:26:222
1345999170,4cyclictest16853-21sshd00:01:311
1345999170,15cyclictest0-21swapper/122:53:571
1345999170,15cyclictest0-21swapper/122:53:571
1345999170,12cyclictest30905-21sshd22:36:301
1345899175,5cyclictest3-21ksoftirqd/022:06:380
13458991714,2cyclictest27234-21sshd23:30:110
13458991713,3cyclictest3-21ksoftirqd/023:48:050
13458991713,3cyclictest0-21swapper/000:11:350
1345899171,14cyclictest0-21swapper/022:35:180
42702160,2sleep34257-21sshd21:55:173
18292160,0sleep11825-21rm22:58:541
144332160,14sleep3144650irq/27-eth022:45:403
1346199169,3cyclictest0-21swapper/321:46:123
13461991613,2cyclictest0-21swapper/321:18:543
1346099164,5cyclictest14214-21sshd23:14:342
1346099163,5cyclictest0-21swapper/223:27:522
1346099163,12cyclictest13901-21sshd22:03:222
13460991611,4cyclictest1723-21sshd22:09:012
13460991611,4cyclictest10472-21sshd22:13:222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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