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2026-05-09 - 09:37
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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 highest latencies:
System rack5slot0.osadl.org (updated Sat May 09, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2737021360,1sleep00-21swapper/022:33:130
169021240,2sleep30-21swapper/321:46:433
2818321220,2sleep22256799cyclictest23:55:582
1540921130,0sleep20-21swapper/223:28:492
767921120,2sleep30-21swapper/323:13:363
3166121110,1sleep30-21swapper/323:08:593
2229129633,44sleep30-21swapper/319:09:423
190862960,2sleep10-21swapper/123:43:511
201242930,2sleep30-21swapper/322:25:143
14212890,2sleep30-21swapper/322:37:413
2228928732,51sleep10-21swapper/119:09:411
90162840,0sleep19013-21sshd22:05:401
32992840,2sleep20-21swapper/200:15:132
224672820,1sleep20-21swapper/200:13:382
117322820,3sleep02255899cyclictest23:42:540
111582820,1sleep00-21swapper/000:08:380
117272810,3sleep30-21swapper/322:06:033
268362800,0sleep00-21swapper/021:11:260
115312800,3sleep20-21swapper/221:44:262
318572790,2sleep10-21swapper/122:44:231
100422790,3sleep12256399cyclictest21:47:381
300092780,2sleep10-21swapper/100:25:341
164932770,4sleep30-21swapper/300:20:113
194622760,4sleep12256399cyclictest22:17:561
154052760,2sleep10-21swapper/122:59:591
180882750,2sleep20-21swapper/221:38:182
210412740,2sleep20-21swapper/200:24:392
278802730,1sleep10-21swapper/121:18:211
79072710,4sleep32257299cyclictest22:34:523
233542680,1sleep00-21swapper/021:17:510
45192670,0sleep00-21swapper/022:12:530
185782610,2sleep10-21swapper/121:38:201
2221625935,12sleep20-21swapper/219:08:452
2203425732,13sleep00-21swapper/019:06:340
100362420,0sleep210035-21bash21:16:252
249392380,1sleep224940-21bash21:55:562
97142340,0sleep00-21swapper/022:35:060
39282340,1sleep03924-21sshd22:09:160
49802310,29sleep3144650irq/27-eth021:26:013
293242310,29sleep3144650irq/27-eth022:12:053
2255899312,25cyclictest27596-21sshd21:35:470
145652300,1sleep00-21swapper/023:32:080
40982280,1sleep30-21swapper/323:27:333
227982260,2sleep20-21swapper/223:47:572
171342261,23sleep2144650irq/27-eth022:17:422
2256799254,9cyclictest29958-21sshd00:07:082
2256799253,13cyclictest16795-21sshd23:54:482
191562250,6sleep20-21swapper/222:56:482
155312250,2sleep20-21swapper/222:24:462
101982250,4sleep12256399cyclictest22:01:481
268382240,3sleep20-21swapper/222:11:472
164352240,2sleep316432-21bash22:46:073
2255899234,5cyclictest3376-21sshd00:29:490
2255899233,5cyclictest11539-21sshd23:46:410
22558992314,5cyclictest20184-21sshd23:00:230
19852230,0sleep30-21swapper/322:04:593
2256799223,11cyclictest1761-21sshd21:46:442
225622220,2sleep122565-21id23:29:361
2255899228,7cyclictest17420-21sshd00:20:150
2255899223,2cyclictest31242-21sshd23:27:000
119202220,0sleep10-21swapper/122:24:171
293082210,19sleep3144650irq/27-eth000:32:443
289532210,0sleep20-21swapper/223:40:592
2256799213,9cyclictest10182-21sshd21:26:362
2256799211,8cyclictest4342-21sshd00:26:202
2256799210,3cyclictest0-21swapper/200:00:122
192562210,19sleep228950irq/26-ahci[00023:36:312
2256799200,6cyclictest0-21swapper/222:00:282
2255899203,6cyclictest312-21bash22:40:560
22558992012,7cyclictest28889-21sshd22:04:160
2256799196,12cyclictest153250irq/28-eth1-rx-20:23:122
2256799195,6cyclictest153250irq/28-eth1-rx-19:13:562
2256799195,13cyclictest153250irq/28-eth1-rx-00:30:042
2256799194,6cyclictest153250irq/28-eth1-rx-20:59:482
22567991913,5cyclictest5664-21sshd21:50:282
2256799191,17cyclictest153250irq/28-eth1-rx-21:30:042
2256799191,17cyclictest153250irq/28-eth1-rx-20:28:562
2256399190,17cyclictest1283-21sshd21:43:191
2255899194,13cyclictest16854-21latency_hist21:45:000
2255899193,5cyclictest31927-21sshd00:18:220
2255899190,15cyclictest2221-21sshd21:29:440
284672180,4sleep22256799cyclictest23:23:162
280032181,15sleep1144650irq/27-eth022:54:231
246702180,16sleep1144650irq/27-eth023:22:521
2256799185,12cyclictest153250irq/28-eth1-rx-22:09:052
2256799185,12cyclictest153250irq/28-eth1-rx-21:20:562
2256799185,12cyclictest153250irq/28-eth1-rx-21:13:042
2256799185,12cyclictest153250irq/28-eth1-rx-21:06:212
2256799185,12cyclictest153250irq/28-eth1-rx-19:25:042
2256799185,12cyclictest153250irq/28-eth1-rx-00:36:002
2256799181,16cyclictest153250irq/28-eth1-rx-23:31:522
2256799181,16cyclictest153250irq/28-eth1-rx-22:43:002
2256799181,13cyclictest153250irq/28-eth1-rx-22:45:562
22563991812,5cyclictest15834-21sshd21:13:441
2256399180,14cyclictest144650irq/27-eth021:58:201
2256399180,13cyclictest0-21swapper/122:31:091
2255899186,3cyclictest21208-21nscd23:20:010
2255899184,12cyclictest12325-21bash22:20:290
2255899183,5cyclictest30934-21sshd22:30:010
2255899183,13cyclictest15367-21sshd21:31:070
2255899182,7cyclictest25450-21atenall_r5power00:10:100
2255899182,6cyclictest28076-21sshd22:18:510
22558991814,3cyclictest2132-21sshd21:20:170
22558991811,6cyclictest28359-21bash23:19:440
210892180,16sleep1144650irq/27-eth021:24:261
152302180,2sleep30-21swapper/323:18:003
86732171,14sleep3144650irq/27-eth019:50:133
270392170,15sleep3144650irq/27-eth023:37:253
2257299178,4cyclictest9357-21sshd21:57:483
2257299170,7cyclictest0-21swapper/322:54:083
2256799175,8cyclictest153250irq/28-eth1-rx-20:05:032
2256799175,11cyclictest153250irq/28-eth1-rx-20:15:242
2256799175,11cyclictest153250irq/28-eth1-rx-19:50:122
2256799175,11cyclictest153250irq/28-eth1-rx-19:45:122
2256799175,11cyclictest153250irq/28-eth1-rx-19:20:082
2256799174,12cyclictest153250irq/28-eth1-rx-20:10:272
2256799174,12cyclictest153250irq/28-eth1-rx-20:04:122
2256799173,13cyclictest0-21swapper/220:30:182
2256799171,15cyclictest153250irq/28-eth1-rx-19:55:122
2256799170,16cyclictest153250irq/28-eth1-rx-19:15:012
2256399176,3cyclictest0-21swapper/100:24:241
2256399170,4cyclictest9994-21sshd22:27:411
2256399170,16cyclictest25-21rcuop/120:05:161
2255899179,5cyclictest20103-21cp21:45:160
2255899176,10cyclictest23335-21bash23:11:450
2255899174,6cyclictest1283-21sshd21:50:100
2255899174,12cyclictest2809-21sshd22:55:070
2255899174,12cyclictest25230-21sshd23:55:380
2255899173,6cyclictest24996-21sshd22:50:250
2255899173,5cyclictest17334-21sshd22:46:130
2255899172,5cyclictest5982-21cp00:30:060
2255899172,5cyclictest27395-21sshd21:56:140
2255899172,5cyclictest0-21swapper/000:38:070
2255899172,14cyclictest0-21swapper/023:35:400
131652170,15sleep1144650irq/27-eth023:35:501
125692170,2sleep312570-21sshd21:30:483
297062160,3sleep30-21swapper/320:35:153
253552160,1sleep20-21swapper/223:19:202
22572991613,2cyclictest24325-21bash21:35:253
22572991612,3cyclictest11011-21sshd21:44:223
22572991611,3cyclictest22781-21sshd21:52:213
2257299160,11cyclictest18473-21bash22:42:563
2256799166,5cyclictest7851-21sshd22:52:082
2256799165,7cyclictest153250irq/28-eth1-rx-20:40:002
2256799164,11cyclictest153250irq/28-eth1-rx-21:03:242
2256799164,11cyclictest153250irq/28-eth1-rx-19:40:112
2256799164,11cyclictest153250irq/28-eth1-rx-19:38:112
2256799163,6cyclictest0-21swapper/223:11:012
2256799163,12cyclictest153250irq/28-eth1-rx-20:50:482
2256799161,3cyclictest0-21swapper/222:25:552
22567991612,3cyclictest11474-21sshd22:31:152
2256399165,6cyclictest28150-21sshd22:37:031
2256399162,13cyclictest20267-21sshd23:32:481
22563991612,3cyclictest23234-21perl23:15:131
2256399160,9cyclictest31776-21sshd21:25:231
2256399160,14cyclictest2610-21fschecks_time00:00:131
2256399160,11cyclictest0-21swapper/100:33:551
2255899166,9cyclictest825-21sshd00:00:060
2255899164,11cyclictest22995-21sshd23:51:230
2255899162,5cyclictest30918-21sshd23:05:060
2257299158,3cyclictest25127-21sshd23:44:383
2257299152,8cyclictest0-21swapper/320:11:143
2257299152,12cyclictest144650irq/27-eth020:41:113
2257299152,12cyclictest144650irq/27-eth020:41:113
2257299151,13cyclictest144650irq/27-eth023:48:563
2257299150,6cyclictest0-21swapper/322:59:333
2257299150,6cyclictest0-21swapper/322:15:193
2257299150,3cyclictest0-21swapper/322:23:423
2257299150,3cyclictest0-21swapper/300:38:123
2257299150,3cyclictest0-21swapper/300:13:353
2257299150,13cyclictest0-21swapper/323:20:023
2257299150,13cyclictest0-21swapper/319:35:133
2257299150,10cyclictest24969-21sshd23:04:283
2256799158,6cyclictest30060-21sshd23:05:012
2256799153,11cyclictest32161-21df_abs23:05:112
2256399159,4cyclictest9666-21sshd00:11:581
2256399150,3cyclictest0-21swapper/100:05:151
2256399150,14cyclictest0-21swapper/123:51:361
2256399150,14cyclictest0-21swapper/123:07:191
2256399150,13cyclictest0-21swapper/123:10:461
2256399150,13cyclictest0-21swapper/120:03:131
2256399150,11cyclictest19860-21sshd23:58:381
2256399150,11cyclictest144650irq/27-eth019:15:541
2255899154,10cyclictest6867-21iostat19:45:150
22558991512,2cyclictest30564-21munin-node19:25:180
2257299148,5cyclictest17589-21sshd00:16:463
2257299143,10cyclictest32119-21bash00:07:223
2257299142,11cyclictest144650irq/27-eth023:51:433
2257299141,6cyclictest0-21swapper/300:00:133
2257299141,3cyclictest0-21swapper/321:20:153
2257299141,10cyclictest144650irq/27-eth023:55:543
2257299140,13cyclictest2704-21chrt20:46:053
2257299140,13cyclictest25-21rcuop/119:10:193
2257299140,12cyclictest2512-21runrttasks20:16:523
2257299140,12cyclictest13787-21id21:16:493
2257299140,12cyclictest12658-21bash21:10:023
2257299140,12cyclictest11028-21bash23:31:443
2256799149,4cyclictest29534-21id22:37:112
2256799148,5cyclictest31865-21iostat_ios20:40:142
2256799148,5cyclictest31865-21iostat_ios20:40:142
2256799142,6cyclictest1260-21cut20:45:122
2256399147,3cyclictest0-21swapper/123:45:371
2256399145,7cyclictest0-21swapper/123:00:201
2256399145,4cyclictest2132-21sshd21:50:131
2256399141,9cyclictest0-21swapper/122:14:411
2256399140,3cyclictest0-21swapper/119:46:501
2256399140,13cyclictest0-21swapper/122:47:251
2256399140,13cyclictest0-21swapper/100:15:071
2256399140,12cyclictest9504-21taskset21:00:521
2256399140,12cyclictest0-21swapper/121:30:111
2256399140,10cyclictest0-21swapper/100:36:561
2255899144,9cyclictest10982-21munin-node19:55:120
2255899143,3cyclictest2100-21snmpd19:21:020
2255899143,10cyclictest0-21swapper/020:35:110
22558991411,2cyclictest504-21smart_sda19:30:210
22558991411,2cyclictest23567-21cut19:10:170
22558991411,2cyclictest18731-21rt-features20:10:190
22558991411,2cyclictest11756-21seq21:05:290
22558991410,3cyclictest22059-21atenall_r5power20:20:130
22558991410,3cyclictest14151-21processes20:00:180
2257299139,3cyclictest144650irq/27-eth021:02:193
2257299136,5cyclictest5774-21sshd00:26:293
2257299132,9cyclictest0-21swapper/319:16:333
2257299132,10cyclictest144650irq/27-eth020:00:343
22572991311,1cyclictest0-21swapper/319:29:563
2257299130,5cyclictest0-21swapper/320:20:573
2257299130,4cyclictest31940-21munin-node19:30:113
2257299130,12cyclictest25-21rcuop/120:07:253
2257299130,12cyclictest2088-21snmpd19:44:293
2257299130,12cyclictest144650irq/27-eth019:45:283
2257299130,12cyclictest0-21swapper/320:50:393
2257299130,12cyclictest0-21swapper/320:30:163
2257299130,12cyclictest0-21swapper/320:26:523
2257299130,12cyclictest0-21swapper/319:24:363
2256799131,11cyclictest25-21rcuop/119:30:162
2256399137,5cyclictest0-21swapper/120:20:161
2256399132,10cyclictest144650irq/27-eth020:45:461
2256399132,10cyclictest0-21swapper/120:37:111
22563991311,1cyclictest0-21swapper/119:30:211
22563991310,2cyclictest32323-21grep20:40:181
22563991310,2cyclictest32323-21grep20:40:181
2256399130,8cyclictest0-21swapper/121:05:141
2256399130,5cyclictest0-21swapper/120:17:061
2256399130,4cyclictest6495-21needreboot20:55:161
2256399130,12cyclictest0-21swapper/120:30:531
2256399130,12cyclictest0-21swapper/120:26:231
2256399130,12cyclictest0-21swapper/120:10:351
2256399130,12cyclictest0-21swapper/119:55:111
2256399130,12cyclictest0-21swapper/119:54:301
2256399130,12cyclictest0-21swapper/119:44:471
2256399130,12cyclictest0-21swapper/119:35:091
2256399130,12cyclictest0-21swapper/119:28:111
2256399130,11cyclictest3270-21runrttasks20:50:051
2256399130,11cyclictest27451-21sh19:20:111
2255899139,3cyclictest0-21swapper/020:16:050
2255899135,4cyclictest0-21swapper/019:40:150
2255899133,8cyclictest9403-21cut19:50:180
2255899133,6cyclictest7815-21munin-node21:00:140
2255899132,10cyclictest2143-21ntpd20:30:170
22558991311,2cyclictest21579-21kworker/0:220:44:280
22558991311,2cyclictest21579-21kworker/0:220:44:280
22558991311,1cyclictest0-21swapper/020:51:310
2255899131,10cyclictest0-21swapper/020:05:190
22558991310,2cyclictest6222-21munin-node20:55:130
22558991310,2cyclictest2859-21smart_sda19:35:200
22558991310,2cyclictest1892-21grep20:45:160
2255899130,12cyclictest0-21swapper/019:16:360
2257299126,4cyclictest11064-21cut19:55:123
2257299120,11cyclictest0-21swapper/321:05:153
2257299120,10cyclictest5871-21munin-node20:55:123
2256399120,11cyclictest22858-21df19:10:121
2255899126,5cyclictest25302-21cut20:25:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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