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2026-09-15 - 03:33
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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 Tue Sep 15, 2026 00:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2732121600,2sleep327320-21bash23:17:503
2593121350,4sleep1804899cyclictest00:19:201
3107521310,0sleep331062-21sshd23:41:223
587821300,0sleep00-21swapper/022:37:300
2663321270,2sleep126630-21sshd00:25:131
2953221110,2sleep10-21swapper/121:52:541
7707210832,47sleep10-21swapper/119:08:481
985321040,1sleep30-21swapper/300:03:143
1775321000,1sleep00-21swapper/022:06:080
764029533,50sleep30-21swapper/319:07:573
184632940,1sleep018462-21sshd22:47:250
178682910,1sleep02024-21nfsd23:05:120
36992880,2sleep33697-21id22:16:293
275172880,2sleep327520-21bash21:41:183
221292880,1sleep1804899cyclictest00:36:231
219962880,10sleep321999-21grep00:10:123
98292870,2sleep10-21swapper/121:30:581
183912850,1sleep20-21swapper/223:08:072
86672840,1sleep18660-21sshd23:51:141
299872830,2sleep229981-21bash21:58:452
289052830,2sleep328904-21id21:35:293
301832820,1sleep00-21swapper/023:26:520
169362820,3sleep3805999cyclictest22:59:133
158732820,3sleep20-21swapper/200:15:242
270472810,2sleep10-21swapper/123:00:081
160352810,2sleep30-21swapper/322:14:493
160352810,2sleep30-21swapper/322:14:483
207422800,1sleep020721-21sshd21:34:540
144772800,4sleep20-21swapper/221:40:132
8682790,4sleep1804899cyclictest00:31:351
44352790,2sleep20-21swapper/222:02:102
30272790,2sleep13025-21sshd23:35:591
19702790,2sleep11973-21id23:06:361
191542790,2sleep319153-21sshd22:09:193
44062780,2sleep24397-21sshd21:47:502
199552780,2sleep119946-21sshd23:14:061
14642780,2sleep12512-21runrttasks22:31:011
278762770,2sleep327878-21sshd00:31:043
174362770,2sleep217433-21sshd21:34:352
74072760,4sleep2805499cyclictest22:49:272
241752760,3sleep324163-21sshd23:26:193
157482760,1sleep2805499cyclictest23:10:392
42832740,2sleep14282-21sshd21:42:081
33102740,1sleep13307-21sshd22:07:501
248222740,4sleep1804899cyclictest00:10:231
222302740,1sleep20-21swapper/221:23:332
242942730,2sleep10-21swapper/123:43:491
145892730,1sleep20-21swapper/200:38:402
25942720,0sleep00-21swapper/021:41:590
142212710,0sleep00-21swapper/022:56:010
190662700,0sleep00-21swapper/022:53:330
65162680,2sleep20-21swapper/222:43:292
159642630,3sleep1804899cyclictest21:45:581
758226129,12sleep20-21swapper/219:07:112
58022610,59sleep328950irq/26-ahci[00023:12:463
749225532,11sleep00-21swapper/019:06:130
172212460,0sleep117220-21bash22:26:291
49632380,2sleep20-21swapper/200:05:422
220452380,0sleep122046-21sshd21:23:321
231432340,3sleep3805999cyclictest23:37:493
181402320,0sleep00-21swapper/000:33:090
314912310,1sleep031476-21sshd00:19:510
267232300,4sleep2805499cyclictest21:35:202
195932300,28sleep3144650irq/27-eth022:47:333
96722290,24sleep3144650irq/27-eth022:22:513
43702290,3sleep0804399cyclictest23:50:490
178652290,1sleep20-21swapper/223:34:282
99342280,25sleep3144650irq/27-eth000:09:093
804399280,21cyclictest6991-21rm23:48:100
158692280,4sleep20-21swapper/222:14:482
158692280,4sleep20-21swapper/222:14:472
185442260,0sleep041ktimersoftd/022:17:500
176882260,3sleep117690-21bash23:34:261
8054992512,9cyclictest9341-21bash23:01:212
8048992511,5cyclictest12376-21sshd22:46:501
804399240,21cyclictest6309-21rm22:25:260
805999230,3cyclictest2024-21nfsd22:27:543
8054992310,11cyclictest7297-21id00:00:042
804399239,4cyclictest0-21swapper/022:01:100
216962230,0sleep021698-21id21:55:090
124382230,2sleep10-21swapper/122:02:531
8054992212,9cyclictest2024-21nfsd23:58:572
804399225,6cyclictest0-21swapper/023:35:000
804399220,3cyclictest6844-21sshd23:33:280
804399220,21cyclictest0-21swapper/021:15:220
804399220,12cyclictest0-21swapper/021:50:200
253562220,0sleep00-21swapper/022:21:150
8054992117,2cyclictest7601-21bash00:23:322
8054992115,4cyclictest26039-21sshd23:26:282
8054992112,7cyclictest144650irq/27-eth000:25:512
8054992112,3cyclictest144650irq/27-eth022:08:442
804899218,5cyclictest25338-21bash21:12:231
804899218,1cyclictest0-21swapper/122:44:111
804399211,3cyclictest2613-21sshd22:34:160
804399210,4cyclictest144650irq/27-eth000:06:540
804399210,3cyclictest0-21swapper/022:12:050
804399210,3cyclictest0-21swapper/022:12:040
804399210,2cyclictest4818-21cp00:23:170
804399210,19cyclictest0-21swapper/023:24:220
804399210,17cyclictest0-21swapper/000:35:110
70992212,17sleep1144650irq/27-eth021:16:281
67172210,3sleep26716-21bash21:53:472
49512210,1sleep3805999cyclictest23:04:033
322392211,18sleep3144650irq/27-eth022:34:013
221482210,0sleep222150-21bash22:20:562
805499205,13cyclictest15195-21rm22:56:082
805499203,10cyclictest11341-21sshd23:51:292
805499202,17cyclictest0-21swapper/219:25:502
8054992016,2cyclictest24374-21sshd23:43:492
8054992015,4cyclictest15257-21sshd21:14:242
8054992014,4cyclictest26059-21sshd22:36:192
8054992014,3cyclictest24988-21sshd21:15:132
8054992012,5cyclictest23866-21sshd00:30:412
804899207,6cyclictest144650irq/27-eth000:24:491
8048992016,2cyclictest1204-21sshd21:39:011
8048992015,3cyclictest32216-21sshd22:36:561
8048992013,4cyclictest1061-21sshd00:02:261
8048992010,4cyclictest144650irq/27-eth021:28:531
8048992010,3cyclictest3225-21sshd22:55:101
804399208,10cyclictest3212-21sshd23:00:480
804399200,4cyclictest19319-21needreboot23:55:170
804399200,4cyclictest10192-21sshd23:10:140
804399200,12cyclictest4041-21sshd21:10:250
804399200,12cyclictest0-21swapper/021:26:100
804399200,11cyclictest24510-21sshd00:27:550
233682200,2sleep00-21swapper/021:49:320
805999192,2cyclictest4014-21sshd23:53:523
8059991913,1cyclictest27296-21sshd21:15:223
805999190,6cyclictest144650irq/27-eth022:35:033
8054991915,2cyclictest32145-21sshd23:15:132
8054991914,3cyclictest15569-21sshd22:32:242
8054991912,4cyclictest36-21rcuop/223:20:502
8054991911,6cyclictest10358-21sshd23:45:242
8054991910,5cyclictest3208-21cut22:25:122
805499190,16cyclictest33-21ksoftirqd/222:54:542
805499190,16cyclictest33-21ksoftirqd/222:18:222
804899194,13cyclictest17765-21sshd23:46:041
8048991910,7cyclictest24353-21sshd23:55:431
804899190,7cyclictest14541-21bash21:57:201
804399191,2cyclictest11984-21bash00:00:230
804399190,9cyclictest5385-21sshd22:43:240
804399190,17cyclictest0-21swapper/021:35:190
804399190,14cyclictest0-21swapper/000:10:040
804399190,13cyclictest0-21swapper/023:16:100
804399190,12cyclictest0-21swapper/023:42:590
805999189,0cyclictest0-21swapper/323:23:093
805999182,11cyclictest2132-21sshd23:47:113
8054991812,4cyclictest20317-21cp00:10:042
805499181,12cyclictest8881-21sshd21:28:052
804899187,1cyclictest0-21swapper/123:22:291
804899182,7cyclictest14010-21bash22:20:171
804899181,8cyclictest2928-21id23:15:261
8048991812,4cyclictest9887-21rm00:06:091
8048991812,4cyclictest28964-21df_abs22:10:111
8048991812,4cyclictest28964-21df_abs22:10:111
804399181,2cyclictest0-21swapper/021:20:200
185492180,16sleep3144650irq/27-eth023:58:103
805999177,1cyclictest2215-21sshd22:43:063
805999175,5cyclictest144650irq/27-eth000:35:103
805999172,13cyclictest0-21swapper/321:47:413
805999171,4cyclictest18138-21sshd00:24:313
805999171,3cyclictest0-21swapper/321:31:273
805499173,9cyclictest0-21swapper/220:00:142
805499173,13cyclictest0-21swapper/221:01:172
805499172,9cyclictest0-21swapper/220:35:532
8054991712,3cyclictest28275-21bash23:35:212
804899179,4cyclictest8981-21sshd22:19:551
804899170,12cyclictest144650irq/27-eth023:27:521
804899170,11cyclictest21416-21bash22:50:411
804399170,16cyclictest0-21swapper/021:04:520
805999169,6cyclictest0-21swapper/321:55:063
805999169,4cyclictest0-21swapper/321:52:193
805999161,6cyclictest32463-21sshd21:27:183
805999161,3cyclictest28397-21sshd22:01:233
805999161,3cyclictest0-21swapper/321:11:163
805999161,13cyclictest17964-21id00:15:343
8059991611,2cyclictest0-21swapper/300:25:153
805999160,4cyclictest24192-21sshd23:32:063
805499163,9cyclictest0-21swapper/219:10:112
805499163,8cyclictest0-21swapper/219:50:312
805499160,1cyclictest0-21swapper/219:17:092
804399160,1cyclictest0-21swapper/019:11:040
804399160,14cyclictest0-21swapper/019:40:170
804399160,12cyclictest0-21swapper/020:31:130
318402160,14sleep328950irq/26-ahci[00023:06:243
805999151,13cyclictest18195-21sshd21:20:183
805999150,10cyclictest0-21swapper/322:51:333
805499152,9cyclictest20205-21kernelversion19:35:152
805499151,13cyclictest144650irq/27-eth020:33:422
805499150,13cyclictest0-21swapper/220:20:182
8048991511,3cyclictest8038-21cyclictest20:52:541
804899150,13cyclictest0-21swapper/119:45:151
804399159,4cyclictest0-21swapper/019:55:130
804399157,7cyclictest0-21swapper/020:50:420
804399157,7cyclictest0-21swapper/020:01:180
804399150,8cyclictest0-21swapper/019:55:000
804399150,14cyclictest0-21swapper/020:46:470
804399150,14cyclictest0-21swapper/019:22:150
804399150,13cyclictest0-21swapper/019:30:380
804399150,12cyclictest0-21swapper/020:10:210
92022145,1sleep10-21swapper/120:20:591
805999142,11cyclictest0-21swapper/319:32:003
805999141,12cyclictest8216-21cpu19:10:113
8059991410,3cyclictest0-21swapper/319:28:083
805999140,3cyclictest144650irq/27-eth019:57:493
805499143,10cyclictest0-21swapper/220:05:432
805499142,11cyclictest0-21swapper/219:30:592
805499141,9cyclictest0-21swapper/220:13:472
805499141,9cyclictest0-21swapper/219:45:582
805499141,4cyclictest29670-21open_inodes19:55:212
805499141,11cyclictest28632-21hddtemp_smartct21:05:132
805499141,11cyclictest13382-21iostat_ios19:20:162
805499141,11cyclictest10449-21hddtemp_smartct20:25:132
8048991410,3cyclictest144650irq/27-eth021:00:221
804899140,12cyclictest12856-21munin-node20:30:171
804899140,11cyclictest0-21swapper/120:41:151
804399146,7cyclictest0-21swapper/020:56:030
804399140,2cyclictest25526-21grep19:45:220
804399140,2cyclictest0-21swapper/020:15:200
804399140,1cyclictest2023-21nfsd20:05:440
804399140,1cyclictest0-21swapper/020:25:470
804399140,1cyclictest0-21swapper/020:20:060
804399140,1cyclictest0-21swapper/019:15:400
804399140,13cyclictest0-21swapper/021:09:160
804399140,13cyclictest0-21swapper/020:40:050
804399140,13cyclictest0-21swapper/020:38:280
804399140,13cyclictest0-21swapper/019:27:240
804399140,12cyclictest0-21swapper/019:35:090
805999139,3cyclictest26382-21idleruntime21:00:163
805999139,3cyclictest17563-21cut20:40:203
805999139,3cyclictest144650irq/27-eth020:07:133
805999139,2cyclictest0-21swapper/320:50:163
805999138,4cyclictest0-21swapper/320:21:543
805999138,2cyclictest0-21swapper/319:20:533
805999132,10cyclictest144650irq/27-eth021:09:193
805999131,11cyclictest144650irq/27-eth020:02:053
805999130,4cyclictest16347-21taskset20:39:563
805999130,12cyclictest0-21swapper/320:57:513
805999130,12cyclictest0-21swapper/320:45:363
805999130,12cyclictest0-21swapper/320:33:213
805999130,12cyclictest0-21swapper/320:12:403
805999130,12cyclictest0-21swapper/319:47:043
805999130,12cyclictest0-21swapper/319:41:193
805999130,12cyclictest0-21swapper/319:37:573
805999130,12cyclictest0-21swapper/319:15:513
805999130,11cyclictest6865-21users20:15:223
805999130,10cyclictest144650irq/27-eth020:25:433
805499138,4cyclictest23534-21taskset19:42:322
805499138,4cyclictest19197-21forks20:45:132
805499131,3cyclictest17350-21iostat20:40:162
805499131,1cyclictest0-21swapper/220:52:072
805499130,2cyclictest0-21swapper/220:56:282
805499130,12cyclictest0-21swapper/220:15:212
804899133,7cyclictest12827-21cpuspeed_turbos19:20:121
804899131,11cyclictest144650irq/27-eth019:40:031
804899130,9cyclictest0-21swapper/119:54:251
804899130,5cyclictest0-21swapper/120:36:171
804899130,4cyclictest4243-21munin-node20:10:211
804899130,1cyclictest144650irq/27-eth020:56:221
804899130,12cyclictest0-21swapper/120:46:211
804899130,12cyclictest0-21swapper/120:00:191
804899130,12cyclictest0-21swapper/119:55:091
804899130,12cyclictest0-21swapper/119:35:161
804899130,12cyclictest0-21swapper/119:33:121
804899130,12cyclictest0-21swapper/119:25:071
804899130,12cyclictest0-21swapper/119:13:041
804899130,11cyclictest11112-21iostat_ios19:15:151
804899130,11cyclictest10926-21munin-node20:25:171
804899130,10cyclictest144650irq/27-eth021:09:291
805999120,11cyclictest0-21swapper/319:50:063
804899120,9cyclictest5426-21tr20:15:121
804899120,10cyclictest0-21swapper/120:05:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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