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2026-04-08 - 03:24
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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 all highest latencies:
System rack2slot0.osadl.org (updated Wed Apr 08, 2026 00:43:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2154021020,1sleep02184299cyclictest21:52:130
233632740,0sleep10-21swapper/100:01:281
187732730,0sleep20-21swapper/200:27:332
187732730,0sleep20-21swapper/200:27:322
23952720,0sleep30-21swapper/321:22:223
63212590,0sleep20-21swapper/221:58:162
317582590,0sleep10-21swapper/121:13:021
197322580,0sleep20-21swapper/223:20:192
250712570,1sleep025048-21munin-run21:40:010
250712570,1sleep025048-21munin-run21:40:000
48832560,1sleep34876-21lspci21:45:483
3622560,0sleep2311rcuc/222:33:532
308942560,0sleep30-21swapper/300:16:523
308942560,0sleep30-21swapper/300:16:513
75862520,0sleep21-21systemd22:58:172
75862520,0sleep21-21systemd22:58:162
75152520,0sleep30-21swapper/322:34:463
57382520,1sleep25732-21lspci00:30:242
165942520,1sleep216593-21lspci22:28:372
308962510,0sleep00-21swapper/021:57:030
24332510,0sleep00-21swapper/022:01:320
24332510,0sleep00-21swapper/022:01:310
240442510,0sleep30-21swapper/322:12:003
21842995151,0cyclictest335-21scsi_eh_200:16:250
21842995151,0cyclictest335-21scsi_eh_200:16:240
54972500,0sleep30-21swapper/323:30:343
54972500,0sleep30-21swapper/323:30:333
313512500,0sleep30-21swapper/300:29:303
313512500,0sleep30-21swapper/300:29:293
277292490,0sleep30-21swapper/300:20:083
194462490,0sleep10-21swapper/122:18:421
7692480,0sleep20-21swapper/200:37:462
47492480,0sleep04736-21sshd23:14:130
47492480,0sleep04736-21sshd23:14:120
307922480,0sleep10-21swapper/122:48:591
307922480,0sleep10-21swapper/122:48:581
21858994848,0cyclictest335-21scsi_eh_200:05:383
117812480,0sleep00-21swapper/021:14:410
58022470,0sleep20-21swapper/200:12:552
58022470,0sleep20-21swapper/200:12:542
264422470,0sleep30-21swapper/322:40:273
140122460,0sleep20-21swapper/221:10:432
21842994545,0cyclictest335-21scsi_eh_200:06:400
241942440,0sleep30-21swapper/323:53:013
241942440,0sleep30-21swapper/323:53:003
21849994444,0cyclictest335-21scsi_eh_200:15:081
21849994444,0cyclictest335-21scsi_eh_200:15:071
35592410,0sleep30-21swapper/323:55:093
35592410,0sleep30-21swapper/323:55:083
2166123210,7sleep00-21swapper/019:08:570
217472287,7sleep30-21swapper/319:09:573
215152286,7sleep20-21swapper/219:07:072
2147022211,6sleep10-21swapper/119:06:341
69202210,0sleep10-21swapper/121:46:061
229322210,0sleep00-21swapper/022:32:510
21849992120,0cyclictest75850irq/25-eno1-tx-00:16:241
21849992120,0cyclictest75850irq/25-eno1-tx-00:16:231
168332190,0sleep116837-21ntp_kernel_err21:15:141
128862180,1sleep112882-21bash23:02:451
128862180,1sleep112882-21bash23:02:441
307552170,1sleep00-21swapper/023:01:030
307552170,1sleep00-21swapper/023:01:020
21849991717,0cyclictest27089-21kworker/1:000:25:141
21849991717,0cyclictest27089-21kworker/1:000:25:131
48182160,0sleep00-21swapper/022:17:100
155422160,0sleep00-21swapper/022:39:120
99582150,0sleep00-21swapper/021:18:500
121342150,0sleep10-21swapper/123:11:061
121342150,0sleep10-21swapper/123:11:051
281522140,0sleep20-21swapper/223:41:312
281522140,0sleep20-21swapper/223:41:302
148802140,0sleep00-21swapper/023:23:450
76112130,0sleep30-21swapper/321:10:043
319552130,0sleep10-21swapper/122:26:521
2185899130,11cyclictest19160-21grep00:10:503
2185899130,11cyclictest19160-21grep00:10:493
2184299130,12cyclictest15481-21sshd22:28:300
21858991210,1cyclictest0-21swapper/322:36:403
2185899120,11cyclictest674-21dbus-daemon22:57:103
2185899120,11cyclictest674-21dbus-daemon22:57:093
21854991210,1cyclictest16788-21sshd23:40:002
2185499120,1cyclictest9656-21bash21:41:502
2185499120,1cyclictest27932-21id23:09:002
2185499120,1cyclictest27932-21id23:08:592
2185499120,1cyclictest1-21systemd21:48:092
2185499120,11cyclictest674-21dbus-daemon22:41:092
2185499120,11cyclictest0-21swapper/223:29:102
21849991211,0cyclictest0-21swapper/123:15:361
2184999120,1cyclictest32227-21sshd23:58:251
2184999120,1cyclictest32227-21sshd23:58:251
2184999120,1cyclictest1071-21nfsd21:39:361
2184999120,1cyclictest1071-21nfsd21:39:351
2184999120,11cyclictest27352-21sshd23:29:151
2184999120,11cyclictest16071-21sshd21:51:061
21842991210,1cyclictest10848-21sshd21:46:390
21842991210,1cyclictest0-21swapper/000:24:190
2184299120,11cyclictest31178-21lspci22:44:400
2184299120,11cyclictest27801-21sshd22:48:400
2184299120,11cyclictest27801-21sshd22:48:390
2184299120,11cyclictest25581-21sshd23:53:100
2184299120,11cyclictest25581-21sshd23:53:090
2184299120,11cyclictest18335-21bash00:39:400
288542110,0sleep30-21swapper/323:21:203
2185499119,1cyclictest29417-21bash22:48:502
2185499119,1cyclictest29417-21bash22:48:492
2185499119,1cyclictest17482-21runrttasks21:24:392
2185499119,1cyclictest0-21swapper/222:19:492
2185499110,1cyclictest21237-21sshd23:57:102
2185499110,1cyclictest21237-21sshd23:57:092
2185499110,10cyclictest3181-21sshd21:36:392
2185499110,10cyclictest3181-21sshd21:36:392
2185499110,10cyclictest0-21swapper/200:18:102
2185499110,10cyclictest0-21swapper/200:18:092
2184999119,1cyclictest620-17auditd21:24:251
2184999110,10cyclictest0-21swapper/123:20:251
2184999110,10cyclictest0-21swapper/121:32:261
2184999110,10cyclictest0-21swapper/121:32:251
2184299119,1cyclictest642-21systemd-logind21:33:590
2184299119,1cyclictest642-21systemd-logind21:33:590
2184299119,1cyclictest27407-21bash22:12:190
21842991110,0cyclictest0-21swapper/000:29:500
21842991110,0cyclictest0-21swapper/000:29:490
2184299110,10cyclictest11036-21sshd22:58:400
2184299110,10cyclictest11036-21sshd22:58:390
2185899109,0cyclictest0-21swapper/323:39:503
2185899109,0cyclictest0-21swapper/323:16:103
2185899109,0cyclictest0-21swapper/321:50:103
2185899109,0cyclictest0-21swapper/321:15:093
2185899100,0cyclictest0-21swapper/323:13:193
2185899100,0cyclictest0-21swapper/323:13:193
2185499109,0cyclictest0-21swapper/223:52:002
2185499109,0cyclictest0-21swapper/223:51:592
2185499109,0cyclictest0-21swapper/222:14:202
2185499100,0cyclictest0-21swapper/223:02:302
2185499100,0cyclictest0-21swapper/223:02:292
2185499100,0cyclictest0-21swapper/222:35:302
2184999109,0cyclictest0-21swapper/121:44:461
2184999109,0cyclictest0-21swapper/119:15:251
2184999108,1cyclictest17372-21id22:03:261
2184999108,1cyclictest17372-21id22:03:251
2184999100,9cyclictest0-21swapper/119:22:461
2184999100,0cyclictest0-21swapper/122:53:451
2184999100,0cyclictest0-21swapper/122:24:151
2184999100,0cyclictest0-21swapper/119:51:451
2184999100,0cyclictest0-21swapper/100:23:451
21842991010,0cyclictest0-21swapper/023:09:090
21842991010,0cyclictest0-21swapper/023:09:090
2184299100,9cyclictest0-21swapper/022:20:090
2184299100,9cyclictest0-21swapper/022:06:490
2184299100,0cyclictest0-21swapper/023:38:500
218589998,0cyclictest0-21swapper/322:17:493
218589998,0cyclictest0-21swapper/321:37:303
218589998,0cyclictest0-21swapper/321:37:293
218589997,1cyclictest31842-21lspci23:45:493
218499998,0cyclictest0-21swapper/122:30:451
218499997,1cyclictest674-21dbus-daemon22:10:561
218499997,1cyclictest0-21swapper/121:27:061
218499994,1cyclictest699-21gdbus23:50:111
218499994,1cyclictest699-21gdbus23:50:101
218499990,0cyclictest0-21swapper/120:32:451
218429998,0cyclictest0-21swapper/023:16:500
218589987,0cyclictest0-21swapper/321:31:103
218589987,0cyclictest0-21swapper/321:31:093
218589986,1cyclictest674-21dbus-daemon23:40:143
218589986,1cyclictest674-21dbus-daemon23:40:133
218589986,1cyclictest660-21avahi-daemon23:00:443
218589986,1cyclictest660-21avahi-daemon23:00:443
218589986,1cyclictest660-21avahi-daemon22:53:383
218589986,1cyclictest32437-21sshd22:49:103
218589986,1cyclictest32437-21sshd22:49:093
218589986,1cyclictest1-21systemd00:03:193
218589985,2cyclictest660-21avahi-daemon22:26:123
218589985,2cyclictest660-21avahi-daemon22:21:003
218589985,2cyclictest660-21avahi-daemon22:08:583
218589985,2cyclictest660-21avahi-daemon22:01:103
218589985,2cyclictest660-21avahi-daemon22:01:103
218589985,2cyclictest660-21avahi-daemon21:55:533
218589985,2cyclictest660-21avahi-daemon00:30:583
218549987,0cyclictest0-21swapper/222:02:302
218549987,0cyclictest0-21swapper/222:02:292
218549987,0cyclictest0-21swapper/221:50:102
218549987,0cyclictest0-21swapper/200:21:192
218549987,0cyclictest0-21swapper/200:07:292
218549986,1cyclictest10362-21lspci22:50:142
218549985,2cyclictest660-21avahi-daemon21:29:192
218499987,0cyclictest0-21swapper/122:44:561
218499987,0cyclictest0-21swapper/100:08:451
218499986,1cyclictest20981-21lspci22:55:351
218499986,1cyclictest20981-21lspci22:55:351
218499986,1cyclictest12198-21lspci21:55:051
218499985,2cyclictest660-21avahi-daemon22:35:381
218499985,2cyclictest660-21avahi-daemon00:36:491
218499985,2cyclictest660-21avahi-daemon00:33:321
218499985,2cyclictest21642-21sshd23:40:261
218499985,2cyclictest21642-21sshd23:40:251
218499984,3cyclictest674-21dbus-daemon23:08:291
218499984,3cyclictest674-21dbus-daemon23:08:281
218429986,1cyclictest18495-21lspci21:24:490
218429986,1cyclictest13739-21lspci23:31:400
218429986,1cyclictest13739-21lspci23:31:390
218429985,2cyclictest660-21avahi-daemon23:28:000
218429985,2cyclictest660-21avahi-daemon00:13:380
218429985,2cyclictest660-21avahi-daemon00:13:380
218429980,4cyclictest1-21systemd20:25:000
15117280,1sleep30-21swapper/321:29:153
218589975,1cyclictest660-21avahi-daemon23:27:143
218589975,1cyclictest660-21avahi-daemon21:40:313
218589975,1cyclictest1002-21snmpd00:35:113
218589974,2cyclictest29111-21sshd23:05:143
218589974,2cyclictest29111-21sshd23:05:133
218549976,0cyclictest0-21swapper/222:05:392
218549976,0cyclictest0-21swapper/200:04:202
218549975,1cyclictest660-21avahi-daemon23:31:192
218549975,1cyclictest660-21avahi-daemon23:31:192
218549975,1cyclictest660-21avahi-daemon23:15:172
218549975,1cyclictest660-21avahi-daemon23:13:052
218549975,1cyclictest660-21avahi-daemon23:13:052
218549975,1cyclictest660-21avahi-daemon21:32:432
218549975,1cyclictest660-21avahi-daemon21:32:422
218549975,1cyclictest11871-21sshd23:47:332
218549974,2cyclictest674-21dbus-daemon22:22:082
218549974,2cyclictest660-21avahi-daemon21:18:002
218499976,0cyclictest0-21swapper/121:08:451
218499975,1cyclictest660-21avahi-daemon23:45:121
218499975,1cyclictest660-21avahi-daemon23:36:161
218499975,1cyclictest660-21avahi-daemon22:06:221
218499973,3cyclictest2961-21sshd23:30:151
218499973,3cyclictest2961-21sshd23:30:141
218429977,0cyclictest23373-21kworker/0:121:28:350
218429975,1cyclictest660-21avahi-daemon23:55:400
218429975,1cyclictest660-21avahi-daemon23:55:400
218429975,1cyclictest660-21avahi-daemon22:51:130
218429975,1cyclictest660-21avahi-daemon00:00:270
218429975,1cyclictest29979-21gdbus00:30:490
218429975,1cyclictest26257-21sshd23:41:100
218429975,1cyclictest26257-21sshd23:41:100
218429974,2cyclictest660-21avahi-daemon23:45:180
218429974,2cyclictest660-21avahi-daemon21:42:450
218589963,2cyclictest1002-21snmpd20:36:313
218589963,2cyclictest1002-21snmpd20:07:313
218589963,2cyclictest1002-21snmpd19:12:593
218589960,5cyclictest0-21swapper/319:54:493
218549965,0cyclictest0-21swapper/219:49:502
218549965,0cyclictest0-21swapper/219:33:502
218549964,1cyclictest660-21avahi-daemon20:19:592
218549963,2cyclictest1002-21snmpd20:56:592
218549963,2cyclictest1002-21snmpd20:26:282
218549960,5cyclictest0-21swapper/219:11:092
218549960,0cyclictest0-21swapper/220:50:092
218549960,0cyclictest0-21swapper/220:05:092
218499965,0cyclictest0-21swapper/119:40:351
218499965,0cyclictest0-21swapper/119:37:051
218499963,2cyclictest1002-21snmpd20:28:251
218499963,2cyclictest1002-21snmpd20:16:541
218499963,2cyclictest1002-21snmpd20:12:341
218499963,2cyclictest1002-21snmpd19:13:201
218499960,5cyclictest0-21swapper/120:41:551
218499960,5cyclictest0-21swapper/119:26:151
218429966,0cyclictest30724-21kworker/0:221:05:200
218429966,0cyclictest30527-21kworker/0:219:31:420
218429966,0cyclictest24613-21kworker/0:120:45:160
218429966,0cyclictest24613-21kworker/0:120:35:170
218429966,0cyclictest2205-21kworker/0:319:40:160
218429966,0cyclictest21745-21kworker/0:119:15:200
218429963,2cyclictest1002-21snmpd20:51:170
218429963,2cyclictest1002-21snmpd20:00:310
218429963,2cyclictest1002-21snmpd19:11:090
218589953,1cyclictest9054-21cat19:55:153
218589953,1cyclictest27207-21gltestperf20:40:123
218589953,1cyclictest21276-21cat20:25:143
218589953,1cyclictest1002-21snmpd21:06:173
218589953,1cyclictest1002-21snmpd20:55:033
218589953,1cyclictest1002-21snmpd20:51:583
218589953,1cyclictest1002-21snmpd20:47:203
218589953,1cyclictest1002-21snmpd20:20:383
218589953,1cyclictest1002-21snmpd20:13:033
218589953,1cyclictest1002-21snmpd19:40:213
218589953,1cyclictest1002-21snmpd19:28:323
218589953,1cyclictest1002-21snmpd19:18:483
218589952,2cyclictest674-21dbus-daemon19:30:013
218589952,2cyclictest4904-21idleruntime19:45:133
218589952,2cyclictest26990-21grep19:20:123
218589952,2cyclictest17956-21wc20:15:193
218589952,2cyclictest1002-21snmpd21:01:353
218589950,4cyclictest23890-21smartctl20:30:193
218589950,4cyclictest1265-21ntp_states19:35:153
218549953,1cyclictest674-21dbus-daemon20:30:012
218549953,1cyclictest660-21avahi-daemon20:20:042
218549953,1cyclictest2948-21cat19:40:132
218549953,1cyclictest29427-21cat20:45:142
218549953,1cyclictest29188-21cat19:25:142
218549953,1cyclictest1041-21rpcbind21:05:002
218549953,1cyclictest1002-21snmpd21:01:182
218549953,1cyclictest1002-21snmpd20:38:252
218549953,1cyclictest1002-21snmpd20:12:432
218549953,1cyclictest1002-21snmpd20:04:302
218549953,1cyclictest1002-21snmpd19:51:212
218549953,1cyclictest1002-21snmpd19:35:322
218549953,1cyclictest1002-21snmpd19:19:562
218549952,2cyclictest1002-21snmpd20:42:222
218549952,2cyclictest1002-21snmpd19:55:312
218549952,2cyclictest1002-21snmpd19:22:572
218499954,0cyclictest0-21swapper/120:36:461
218499953,1cyclictest885-21diskstats20:55:131
218499953,1cyclictest8695-21expr19:55:131
218499953,1cyclictest674-21dbus-daemon20:20:001
218499953,1cyclictest1002-21snmpd21:04:301
218499953,1cyclictest1002-21snmpd20:46:321
218499953,1cyclictest1002-21snmpd20:09:181
218499953,1cyclictest1002-21snmpd20:00:331
218499953,1cyclictest1002-21snmpd19:45:271
218499950,1cyclictest30738-21/usr/sbin/munin19:30:161
218429955,0cyclictest6277-21kworker/0:019:55:030
218429955,0cyclictest6277-21kworker/0:019:50:160
218429955,0cyclictest30724-21kworker/0:221:00:150
218429955,0cyclictest30527-21kworker/0:219:35:070
218429955,0cyclictest26450-21kworker/0:019:26:020
218429955,0cyclictest26450-21kworker/0:019:20:110
218429955,0cyclictest20571-21kworker/0:020:30:220
218429955,0cyclictest10346-21kworker/0:120:05:200
218429953,1cyclictest20785-21/usr/sbin/munin20:25:140
218429953,1cyclictest17085-21gltestperf20:15:130
218429953,1cyclictest1002-21snmpd20:55:140
218429953,1cyclictest1002-21snmpd20:40:040
218429953,1cyclictest1002-21snmpd20:10:010
218429953,1cyclictest1002-21snmpd19:45:120
218589942,1cyclictest10836-21expr20:00:123
218499942,1cyclictest710-21NetworkManager20:50:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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