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2026-03-20 - 07:05
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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 376 highest latencies:
System rack2slot0.osadl.org (updated Fri Mar 20, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1589421030,0sleep20-21swapper/223:04:342
292972870,0sleep029296-21sshd00:11:400
92102790,0sleep10-21swapper/121:55:401
327542770,0sleep10-21swapper/122:49:321
263002760,2sleep23178799cyclictest23:35:392
126442740,2sleep23178799cyclictest21:45:362
108162680,2sleep23178799cyclictest00:23:562
194242570,1sleep30-21swapper/323:21:223
182722550,0sleep01026-21sshd00:16:140
310992520,0sleep00-21swapper/000:39:280
309962520,2sleep03177699cyclictest22:05:040
60212510,1sleep26019-21munin-plugin-st22:50:012
292402510,0sleep30-21swapper/321:44:013
262192510,1sleep2311rcuc/223:49:272
31942500,1sleep33191-21bash22:41:273
255512490,0sleep20-21swapper/222:54:242
196182490,0sleep319615-21lspci00:16:213
214062480,0sleep10-21swapper/100:08:181
210762480,0sleep30-21swapper/322:17:523
235482450,2sleep33179399cyclictest22:26:413
19112360,0sleep2321ktimersoftd/200:03:542
203292340,0sleep00-21swapper/021:43:010
316652249,10sleep30-21swapper/319:09:543
3159022311,7sleep20-21swapper/219:08:562
3148022211,7sleep00-21swapper/019:07:340
3149822110,7sleep10-21swapper/119:07:471
120442210,0sleep00-21swapper/023:48:130
39632190,2sleep03177699cyclictest22:19:340
53672170,0sleep30-21swapper/323:28:273
251332170,1sleep1231rcuc/122:43:221
136482170,0sleep213642-21sshd23:51:052
270692160,0sleep00-21swapper/021:57:400
112152160,0sleep00-21swapper/000:23:590
71322150,0sleep20-21swapper/221:19:332
71322150,0sleep20-21swapper/221:19:322
246702150,0sleep30-21swapper/321:53:583
59432140,1sleep1674-21dbus-daemon22:33:281
3178199140,11cyclictest20132-21sshd23:10:201
3177699140,13cyclictest0-21swapper/023:44:250
247452140,0sleep10-21swapper/122:37:501
208042140,0sleep20-21swapper/221:50:042
95462130,0sleep20-21swapper/222:39:192
79172130,0sleep20-21swapper/221:14:042
31787991311,1cyclictest23952-21grepconf.sh23:16:132
3178199130,1cyclictest16912-21lspci22:50:501
3178199130,12cyclictest0-21swapper/100:19:101
31776991311,1cyclictest29979-21gdbus22:45:550
161492130,0sleep30-21swapper/322:48:053
151232130,0sleep10-21swapper/122:20:281
31793991210,1cyclictest5356-21sshd00:01:243
31793991210,1cyclictest30544-21sshd00:33:533
3179399120,11cyclictest27009-21lspci22:51:433
3179399120,11cyclictest0-21swapper/321:45:533
31787991210,1cyclictest22248-21sshd00:05:322
3178799120,11cyclictest0-21swapper/222:30:232
31781991211,0cyclictest0-21swapper/100:20:191
3178199120,1cyclictest6880-21sshd21:51:591
3178199120,1cyclictest0-21swapper/122:06:301
3178199120,11cyclictest623-17sedispatch23:27:401
3178199120,11cyclictest0-21swapper/123:22:091
3178199120,11cyclictest0-21swapper/123:02:001
31776991210,1cyclictest699-21gdbus00:02:450
3177699120,1cyclictest31133-21sshd22:41:040
3177699120,1cyclictest2540-21lspci22:57:540
3177699120,1cyclictest18273-21sshd23:37:440
3177699120,1cyclictest0-21swapper/022:34:140
3177699120,1cyclictest0-21swapper/022:14:250
3179399119,1cyclictest29406-21sshd23:44:133
31793991110,0cyclictest0-21swapper/300:27:443
3179399110,10cyclictest0-21swapper/322:35:143
3179399110,10cyclictest0-21swapper/321:58:143
3178799110,10cyclictest23488-21sshd23:43:432
3178799110,10cyclictest0-21swapper/222:58:222
3178799110,10cyclictest0-21swapper/221:31:232
3178199119,1cyclictest11037-21wc23:45:191
3178199119,1cyclictest0-21swapper/100:03:401
3178199110,10cyclictest0-21swapper/123:17:501
3178199110,10cyclictest0-21swapper/122:25:401
3178199110,10cyclictest0-21swapper/121:36:291
3178199110,10cyclictest0-21swapper/121:18:301
3178199110,10cyclictest0-21swapper/121:18:291
3177699119,1cyclictest0-21swapper/021:50:440
31776991110,0cyclictest0-21swapper/022:29:550
31776991110,0cyclictest0-21swapper/000:26:440
223502110,1sleep3370-21jbd2/sda1-823:18:523
3179399100,0cyclictest0-21swapper/323:32:033
3179399100,0cyclictest0-21swapper/300:20:233
3178799109,0cyclictest0-21swapper/223:30:222
3178799109,0cyclictest0-21swapper/223:20:322
3178799109,0cyclictest0-21swapper/222:18:522
3178799109,0cyclictest0-21swapper/222:00:022
3178799108,1cyclictest33-21ksoftirqd/223:30:012
3178799108,1cyclictest1-21systemd22:24:032
3178799100,0cyclictest0-21swapper/222:06:532
3178199109,0cyclictest0-21swapper/123:58:591
3178199109,0cyclictest0-21swapper/123:07:091
3178199109,0cyclictest0-21swapper/120:30:501
3178199100,0cyclictest0-21swapper/122:01:391
3178199100,0cyclictest0-21swapper/119:35:091
3177699109,0cyclictest9457-21kworker/0:021:33:460
3177699109,0cyclictest0-21swapper/023:29:550
3177699108,1cyclictest0-21swapper/023:20:040
3177699108,1cyclictest0-21swapper/023:15:450
183762100,2sleep03177699cyclictest22:37:170
317939998,0cyclictest5842-21lspci23:00:543
317939998,0cyclictest0-21swapper/323:12:243
317939998,0cyclictest0-21swapper/321:28:443
317939997,1cyclictest25801-21sshd22:21:243
317879998,0cyclictest0-21swapper/223:08:422
317879998,0cyclictest0-21swapper/222:44:222
317879998,0cyclictest0-21swapper/200:35:422
317879990,1cyclictest131rcu_sched00:25:322
317819998,0cyclictest0-21swapper/121:45:501
317819998,0cyclictest0-21swapper/121:28:391
317819998,0cyclictest0-21swapper/120:03:491
317819998,0cyclictest0-21swapper/100:35:001
317819997,1cyclictest10960-21lspci00:29:301
317819990,0cyclictest0-21swapper/119:21:491
317769997,1cyclictest32678-21bash00:34:050
317939987,0cyclictest0-21swapper/323:06:033
317939987,0cyclictest0-21swapper/320:15:143
317939986,1cyclictest674-21dbus-daemon00:35:043
317939986,1cyclictest29392-21lspci00:06:103
317939986,1cyclictest28654-21lspci23:57:533
317939986,1cyclictest25816-21lspci23:38:253
317939986,1cyclictest2299-21lspci22:01:543
317939985,2cyclictest674-21dbus-daemon00:13:133
317939985,2cyclictest660-21avahi-daemon23:51:453
317939985,2cyclictest660-21avahi-daemon23:47:023
317939985,2cyclictest660-21avahi-daemon22:10:033
317939985,2cyclictest660-21avahi-daemon22:06:423
317939985,2cyclictest660-21avahi-daemon21:30:213
317939984,3cyclictest674-21dbus-daemon22:58:213
317939984,3cyclictest660-21avahi-daemon21:23:553
317879987,0cyclictest0-21swapper/223:59:422
317879987,0cyclictest0-21swapper/221:56:132
317879987,0cyclictest0-21swapper/221:25:522
317879986,1cyclictest622-13audispd22:27:252
317879986,1cyclictest33-21ksoftirqd/223:10:192
317879985,2cyclictest674-21dbus-daemon21:22:502
317879985,2cyclictest660-21avahi-daemon21:36:332
317879985,2cyclictest660-21avahi-daemon00:13:012
317819987,0cyclictest0-21swapper/123:31:591
317819987,0cyclictest0-21swapper/120:57:501
317819987,0cyclictest0-21swapper/120:37:491
317819986,1cyclictest674-21dbus-daemon21:13:201
317819986,1cyclictest16638-21kworker/1:023:35:241
317819985,2cyclictest660-21avahi-daemon23:43:191
317819984,3cyclictest9559-21sshd23:50:431
317819984,3cyclictest660-21avahi-daemon22:55:121
317819984,1cyclictest660-21avahi-daemon00:36:571
317769987,0cyclictest0-21swapper/023:08:140
317769987,0cyclictest0-21swapper/021:25:240
317769986,1cyclictest25290-21lspci22:00:530
317769986,1cyclictest23717-21lspci23:57:270
317769986,1cyclictest10012-21sshd23:53:350
317769985,2cyclictest674-21dbus-daemon23:00:040
317769985,2cyclictest660-21avahi-daemon23:30:430
317769985,2cyclictest660-21avahi-daemon23:13:550
317769985,2cyclictest660-21avahi-daemon22:20:190
317769985,2cyclictest660-21avahi-daemon21:22:530
317769985,2cyclictest660-21avahi-daemon21:13:430
317939975,1cyclictest16216-21sshd21:35:333
317939975,1cyclictest1002-21snmpd22:30:093
317939974,2cyclictest660-21avahi-daemon21:16:363
317939974,2cyclictest660-21avahi-daemon21:16:353
317879976,0cyclictest527-40kipmi020:50:252
317879976,0cyclictest0-21swapper/221:05:132
317879976,0cyclictest0-21swapper/219:25:132
317879975,1cyclictest33-21ksoftirqd/200:15:252
317879975,1cyclictest21431-21lspci00:30:182
317879974,2cyclictest660-21avahi-daemon21:41:122
317879970,1cyclictest19379-21sshd22:10:402
317819975,1cyclictest660-21avahi-daemon22:10:101
317819974,2cyclictest699-21gdbus21:40:411
317819974,2cyclictest674-21dbus-daemon22:15:121
317819974,2cyclictest674-21dbus-daemon21:21:051
317819974,2cyclictest660-21avahi-daemon21:30:371
317819974,2cyclictest660-21avahi-daemon00:10:311
317819970,6cyclictest0-21swapper/119:28:001
317769976,0cyclictest9457-21kworker/0:021:35:280
317769976,0cyclictest0-21swapper/000:05:050
317769975,1cyclictest660-21avahi-daemon22:50:500
317769975,1cyclictest660-21avahi-daemon21:46:360
317769974,2cyclictest674-21dbus-daemon21:17:010
317769974,2cyclictest674-21dbus-daemon21:17:000
317769973,3cyclictest28446-21sadc20:20:000
317939964,1cyclictest642-21systemd-logind21:10:033
317939963,2cyclictest1002-21snmpd20:43:243
317939963,2cyclictest1002-21snmpd19:38:013
317939960,5cyclictest0-21swapper/321:00:533
317939960,5cyclictest0-21swapper/320:35:033
317939960,5cyclictest0-21swapper/320:20:233
317939960,5cyclictest0-21swapper/319:46:533
317939960,5cyclictest0-21swapper/319:33:533
317879965,0cyclictest0-21swapper/220:05:032
317879964,1cyclictest16213-21crond19:49:592
317879963,2cyclictest1002-21snmpd20:57:122
317879963,2cyclictest1002-21snmpd20:33:452
317879963,2cyclictest1002-21snmpd19:18:522
317879960,5cyclictest0-21swapper/220:18:532
317879960,5cyclictest0-21swapper/220:14:022
317879960,5cyclictest0-21swapper/219:51:332
317819965,0cyclictest0-21swapper/120:25:191
317819965,0cyclictest0-21swapper/120:20:301
317819965,0cyclictest0-21swapper/119:45:491
317819965,0cyclictest0-21swapper/119:10:401
317819965,0cyclictest0-21swapper/119:10:391
317819963,2cyclictest1002-21snmpd21:01:391
317819963,2cyclictest1002-21snmpd19:57:261
317819960,5cyclictest0-21swapper/120:41:101
317819960,0cyclictest0-21swapper/120:07:401
317819960,0cyclictest0-21swapper/119:41:201
317769960,5cyclictest0-21swapper/020:41:540
317769960,5cyclictest0-21swapper/019:58:450
317939954,0cyclictest0-21swapper/319:25:243
317939953,1cyclictest16932-21if_eno219:50:133
317939953,1cyclictest1082-21lldpd20:50:383
317939953,1cyclictest1002-21snmpd21:07:063
317939953,1cyclictest1002-21snmpd20:59:303
317939953,1cyclictest1002-21snmpd20:31:473
317939953,1cyclictest1002-21snmpd20:25:593
317939953,1cyclictest1002-21snmpd20:11:463
317939953,1cyclictest1002-21snmpd20:06:203
317939953,1cyclictest1002-21snmpd19:55:223
317939953,1cyclictest1002-21snmpd19:20:033
317939952,2cyclictest7362-21ntpdc20:45:143
317939952,2cyclictest2057-21sort19:15:023
317879955,0cyclictest0-21swapper/219:57:222
317879953,1cyclictest13082-21cat21:00:102
317879953,1cyclictest12860-21mii-tool19:40:132
317879953,1cyclictest1002-21snmpd20:47:032
317879953,1cyclictest1002-21snmpd20:42:302
317879953,1cyclictest1002-21snmpd20:36:442
317879953,1cyclictest1002-21snmpd20:25:012
317879953,1cyclictest1002-21snmpd20:22:012
317879953,1cyclictest1002-21snmpd20:02:502
317879953,1cyclictest1002-21snmpd19:20:542
317879953,1cyclictest0-21swapper/219:30:162
317879952,2cyclictest10653-21head19:35:122
317819955,0cyclictest8555-21kworker/1:120:50:091
317819955,0cyclictest32168-21kworker/1:020:45:561
317819955,0cyclictest24310-21kworker/1:020:10:371
317819954,1cyclictest7710-21kworker/1:119:30:201
317819954,0cyclictest10746-21kworker/1:021:05:131
317819953,1cyclictest27016-21grep20:15:141
317819953,1cyclictest1002-21snmpd19:15:101
317819952,2cyclictest17784-21grep19:50:191
317769953,1cyclictest649-21polkitd20:20:000
317769953,1cyclictest25090-21mii-tool20:10:130
317769953,1cyclictest21025-21cat20:00:140
317769953,1cyclictest1705-21sendmail19:47:540
317769953,1cyclictest1002-21snmpd21:05:230
317769953,1cyclictest1002-21snmpd20:51:440
317769953,1cyclictest1002-21snmpd20:48:480
317769953,1cyclictest1002-21snmpd20:38:210
317769953,1cyclictest1002-21snmpd20:26:310
317769953,1cyclictest1002-21snmpd19:50:020
317769953,1cyclictest1002-21snmpd19:44:160
317769953,1cyclictest1002-21snmpd19:20:360
317769953,1cyclictest1002-21snmpd19:16:220
317769953,1cyclictest1002-21snmpd19:10:130
317769953,1cyclictest1002-21snmpd19:10:120
317769952,2cyclictest674-21dbus-daemon19:25:010
317769952,2cyclictest14338-21chrt21:03:490
317769952,2cyclictest10935-21cat19:35:120
317769952,2cyclictest1002-21snmpd20:58:150
317769952,2cyclictest1002-21snmpd19:34:010
12668250,0sleep30-21swapper/319:40:123
317939942,1cyclictest32140-21ls19:10:113
317939942,1cyclictest32140-21ls19:10:103
317939942,1cyclictest20582-21cpuspeed_turbos20:00:133
317879942,1cyclictest1082-21lldpd19:10:142
317879942,1cyclictest1082-21lldpd19:10:132
317769942,1cyclictest304-21cpu20:30:120
317769942,1cyclictest22839-21seq20:05:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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