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2026-01-07 - 16:35
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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 rack2slot0.osadl.org (updated Wed Jan 07, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
302422870,0sleep330202-21sshd11:56:593
182862760,1sleep018288-21bash11:31:170
179012620,0sleep00-21swapper/010:39:060
122912620,1sleep212284-21sshd11:39:052
161072540,0sleep00-21swapper/012:01:170
140012540,1sleep2311rcuc/212:31:282
249772530,0sleep20-21swapper/211:34:392
3162925240,7sleep30-21swapper/307:08:433
27142520,0sleep10-21swapper/109:33:021
218922520,3sleep2674-21dbus-daemon11:12:252
225202510,0sleep00-21swapper/010:25:400
224712500,0sleep10-21swapper/111:34:261
75132490,0sleep00-21swapper/012:25:200
323882490,0sleep032383-21grep11:29:500
320142490,0sleep10-21swapper/111:24:171
20472490,0sleep30-21swapper/311:54:403
160992490,0sleep20-21swapper/210:58:112
85612480,0sleep30-21swapper/311:22:163
22522470,0sleep00-21swapper/011:54:410
306712460,0sleep10-21swapper/112:13:361
174102460,0sleep30-21swapper/311:12:023
24742400,0sleep00-21swapper/011:10:430
299402286,7sleep20-21swapper/207:05:102
317212276,7sleep10-21swapper/107:09:531
3148722110,7sleep00-21swapper/007:07:000
196072210,1sleep119588-21sshd11:42:231
116212200,0sleep00-21swapper/010:12:060
267762190,0sleep2311rcuc/209:28:242
58172180,0sleep30-21swapper/311:02:493
58172180,0sleep30-21swapper/311:02:483
31849991817,0cyclictest5307-21lspci12:08:402
3183799180,2cyclictest642-21systemd-logind12:05:380
3183799180,1cyclictest18249-21/usr/sbin/munin11:20:180
3183799180,11cyclictest5867-21bash09:36:480
91032170,0sleep30-21swapper/311:27:493
227652170,12sleep375750irq/24-eno1-rx-09:42:073
62652160,0sleep26267-21grep11:16:332
128682160,0sleep11-21systemd12:06:321
123642160,0sleep30-21swapper/310:27:363
31853991512,2cyclictest660-21avahi-daemon10:58:083
3183799154,6cyclictest24763-21sshd10:31:230
263732150,0sleep11-21systemd12:21:291
172782150,0sleep00-21swapper/010:09:190
162572150,0sleep20-21swapper/209:34:322
8592140,0sleep10-21swapper/112:35:511
3184999140,13cyclictest0-21swapper/211:09:442
3183799144,6cyclictest699-21gdbus09:56:330
3183799144,5cyclictest649-21polkitd11:18:540
307212140,0sleep20-21swapper/209:53:232
27422140,0sleep0111rcuc/012:13:590
231632140,0sleep30-21swapper/310:09:583
3184999135,1cyclictest33-21ksoftirqd/210:22:262
31849991312,0cyclictest0-21swapper/212:03:152
3184999131,1cyclictest624-13audispd11:00:192
3184999131,1cyclictest624-13audispd11:00:192
3184999130,11cyclictest21557-21sshd11:26:052
3183799133,2cyclictest16671-21sshd10:44:300
240862130,0sleep1231rcuc/110:53:221
240862130,0sleep1231rcuc/110:53:211
126512130,0sleep20-21swapper/209:14:532
31853991210,1cyclictest16602-21systemd-cgroups11:36:393
3185399120,1cyclictest699-21gdbus12:16:593
3185399120,1cyclictest1-21systemd12:34:283
3184999125,1cyclictest33-21ksoftirqd/210:26:332
3184999121,3cyclictest33-21ksoftirqd/210:07:242
3184999120,1cyclictest9946-21sshd10:35:342
3184999120,1cyclictest20862-21sshd10:42:052
3184999120,1cyclictest131rcu_sched12:16:332
3184299120,1cyclictest18457-21sshd11:09:241
3184299120,11cyclictest17832-21sshd11:36:451
3184299120,11cyclictest0-21swapper/111:18:341
3183799127,4cyclictest29384-21bash10:03:380
3183799120,2cyclictest30796-21sshd11:07:410
3183799120,1cyclictest674-21dbus-daemon09:46:410
3183799120,1cyclictest31972-21lspci09:18:090
3183799120,11cyclictest5901-21sshd12:16:590
213092120,0sleep30-21swapper/312:04:333
172652120,0sleep00-21swapper/010:47:160
3185399119,1cyclictest30958-21lspci11:18:423
3185399119,1cyclictest0-21swapper/312:11:293
3185399110,10cyclictest0-21swapper/311:07:283
3185399110,10cyclictest0-21swapper/309:58:383
3184999118,1cyclictest33-21ksoftirqd/210:48:122
3184999113,2cyclictest33-21ksoftirqd/212:12:482
3184999113,2cyclictest33-21ksoftirqd/210:16:202
3184999111,1cyclictest33-21ksoftirqd/211:52:372
31849991110,0cyclictest0-21swapper/212:29:452
31849991110,0cyclictest0-21swapper/210:12:242
3184999110,10cyclictest0-21swapper/210:51:252
3184999110,10cyclictest0-21swapper/210:51:242
3184299119,1cyclictest27828-21sshd09:46:041
31842991110,0cyclictest0-21swapper/110:39:141
3184299110,0cyclictest18075-21lspci11:50:251
3184299110,0cyclictest0-21swapper/110:46:051
3183799119,1cyclictest15790-21grep12:39:580
3183799115,5cyclictest660-21avahi-daemon11:58:250
3183799115,5cyclictest660-21avahi-daemon11:00:130
3183799115,5cyclictest660-21avahi-daemon11:00:120
3183799115,5cyclictest649-21polkitd11:43:440
3183799114,6cyclictest674-21dbus-daemon12:32:140
3183799114,6cyclictest674-21dbus-daemon10:15:590
3183799114,6cyclictest660-21avahi-daemon09:14:540
3183799114,6cyclictest649-21polkitd10:57:090
3183799114,6cyclictest649-21polkitd10:50:190
3183799114,6cyclictest649-21polkitd10:50:180
31837991110,0cyclictest0-21swapper/009:54:480
3183799110,1cyclictest16792-21sshd09:31:020
3183799110,10cyclictest0-21swapper/012:23:090
3183799110,10cyclictest0-21swapper/009:27:490
215912110,2sleep33185399cyclictest10:16:393
18472110,0sleep30-21swapper/310:11:013
3185399109,0cyclictest0-21swapper/312:28:393
3185399109,0cyclictest0-21swapper/310:32:593
3185399108,1cyclictest9773-21lspci10:01:293
3184999109,0cyclictest0-21swapper/212:35:142
3184999108,1cyclictest33-21ksoftirqd/211:40:102
3184999107,1cyclictest33-21ksoftirqd/211:45:002
3184999102,3cyclictest33-21ksoftirqd/210:00:092
3184999101,1cyclictest649-21polkitd09:38:422
3184999101,1cyclictest33-21ksoftirqd/212:21:042
3184999101,1cyclictest33-21ksoftirqd/211:21:522
3184999101,1cyclictest131rcu_sched10:30:352
3184999100,2cyclictest33-21ksoftirqd/211:58:352
3184999100,0cyclictest0-21swapper/208:16:142
3184299109,0cyclictest0-21swapper/112:34:151
3184299109,0cyclictest0-21swapper/111:25:251
3184299109,0cyclictest0-21swapper/111:03:551
3184299109,0cyclictest0-21swapper/111:03:541
3184299109,0cyclictest0-21swapper/110:11:241
3184299109,0cyclictest0-21swapper/109:37:341
3184299108,1cyclictest31826-21lspci12:16:251
3184299108,1cyclictest14557-21sshd10:19:251
3184299100,0cyclictest0-21swapper/110:07:551
3184299100,0cyclictest0-21swapper/109:55:351
3183799105,4cyclictest660-21avahi-daemon10:20:380
3183799104,5cyclictest649-21polkitd11:36:050
3183799104,5cyclictest23265-21sshd11:45:230
3183799103,6cyclictest699-21gdbus09:41:250
3183799103,6cyclictest674-21dbus-daemon08:45:000
3183799103,2cyclictest674-21dbus-daemon09:22:360
318539998,0cyclictest0-21swapper/312:22:483
318539998,0cyclictest0-21swapper/310:45:583
318539998,0cyclictest0-21swapper/309:37:493
318539994,4cyclictest660-21avahi-daemon11:44:303
318539990,0cyclictest0-21swapper/307:11:083
318499998,0cyclictest33-21ksoftirqd/209:55:152
318499998,0cyclictest0-21swapper/209:46:442
318499998,0cyclictest0-21swapper/208:27:152
318499998,0cyclictest0-21swapper/207:34:152
318499992,1cyclictest33-21ksoftirqd/209:22:102
318499990,3cyclictest0-21swapper/209:44:332
318429998,0cyclictest0-21swapper/107:55:141
318429997,1cyclictest13290-21lspci10:41:251
318379998,0cyclictest0-21swapper/008:30:180
318379993,2cyclictest1002-21snmpd08:03:590
318379993,2cyclictest1002-21snmpd07:47:100
318379993,1cyclictest6662-21grep07:25:120
318379992,1cyclictest698-21gdbus07:40:010
318539986,1cyclictest845-21lspci09:23:573
318539986,1cyclictest41-21ksoftirqd/310:50:183
318539986,1cyclictest41-21ksoftirqd/310:50:183
318539985,2cyclictest660-21avahi-daemon09:45:343
318539985,2cyclictest649-21polkitd11:34:503
318499986,1cyclictest33-21ksoftirqd/209:10:002
318499986,1cyclictest33-21ksoftirqd/207:15:002
318499985,2cyclictest699-21gdbus08:40:002
318499982,1cyclictest33-21ksoftirqd/209:18:262
318429987,1cyclictest21079-21lspci09:16:111
318429987,0cyclictest0-21swapper/110:30:551
318429987,0cyclictest0-21swapper/110:23:551
318429986,1cyclictest21886-21sshd09:52:251
318429985,2cyclictest674-21dbus-daemon10:55:231
318429985,2cyclictest660-21avahi-daemon12:27:171
318429985,2cyclictest660-21avahi-daemon11:55:511
318429985,2cyclictest660-21avahi-daemon10:28:581
318429984,3cyclictest660-21avahi-daemon09:24:181
318379983,1cyclictest27159-21cat08:15:160
318379983,1cyclictest1002-21snmpd07:34:390
318379982,2cyclictest2323-21sort07:15:120
318379982,1cyclictest624-13audispd08:49:540
318379982,1cyclictest31265-21cat08:25:150
318379982,1cyclictest26554-21latency_hist08:15:000
318379982,1cyclictest23023-21hwlatdetect08:05:110
318379982,1cyclictest0-21swapper/008:35:150
318379982,1cyclictest0-21swapper/007:20:160
318379980,4cyclictest12434-21crond09:00:000
318539975,1cyclictest8673-21lspci09:14:103
318539975,1cyclictest8400-21lspci09:30:123
318539975,1cyclictest660-21avahi-daemon09:52:213
318539975,1cyclictest660-21avahi-daemon09:25:363
318539975,1cyclictest41-21ksoftirqd/310:35:133
318539975,1cyclictest21113-21sshd10:20:073
318539975,1cyclictest18160-21sshd09:15:383
318539975,1cyclictest17075-21sshd10:41:453
318539973,3cyclictest699-21gdbus12:35:283
318539973,3cyclictest674-21dbus-daemon11:45:363
318539971,1cyclictest0-21swapper/312:05:003
318499976,0cyclictest0-21swapper/208:01:152
318499975,1cyclictest33-21ksoftirqd/208:50:002
318429975,1cyclictest660-21avahi-daemon12:00:121
318429975,1cyclictest660-21avahi-daemon09:13:101
318429974,2cyclictest660-21avahi-daemon11:10:271
318429974,2cyclictest660-21avahi-daemon09:43:121
318429974,1cyclictest8720-21sshd10:01:221
318429974,1cyclictest17941-21sshd11:45:011
318429973,3cyclictest660-21avahi-daemon09:26:021
318379972,1cyclictest0-21swapper/009:01:000
318379971,2cyclictest20305-21chrt07:59:390
318379971,1cyclictest28996-21expr08:20:120
318379970,2cyclictest8874-21df08:50:120
318379970,2cyclictest674-21dbus-daemon07:50:000
318379970,2cyclictest32304-21diskstats07:10:140
318379970,2cyclictest15108-21hddtemp_smartct09:05:140
318379970,2cyclictest13308-21ntpq07:40:170
318539964,1cyclictest660-21avahi-daemon07:35:013
318539964,1cyclictest14949-21mii-tool07:45:123
318539963,2cyclictest1002-21snmpd07:25:273
318499965,0cyclictest0-21swapper/207:42:142
318499964,1cyclictest4795-21cat07:20:142
318499964,1cyclictest33-21ksoftirqd/208:15:002
318499964,1cyclictest33-21ksoftirqd/207:15:012
318499963,2cyclictest649-21polkitd08:44:592
318499963,2cyclictest1002-21snmpd09:02:272
318499960,5cyclictest0-21swapper/208:23:042
318429964,1cyclictest4299-21sh08:40:001
318429963,2cyclictest1002-21snmpd09:02:541
318429963,2cyclictest1002-21snmpd08:27:021
318429963,2cyclictest1002-21snmpd07:39:071
318429960,5cyclictest0-21swapper/108:30:041
318539954,0cyclictest0-21swapper/308:30:583
318539954,0cyclictest0-21swapper/307:55:493
318539953,1cyclictest5032-21cat08:40:143
318539953,1cyclictest23120-21cat08:05:123
318539953,1cyclictest21076-21cat08:00:143
318539953,1cyclictest17923-21vmstat07:50:213
318539953,1cyclictest1705-21sendmail08:55:413
318539953,1cyclictest1705-21sendmail08:20:193
318539953,1cyclictest12938-21cat07:40:153
318539953,1cyclictest1002-21snmpd09:06:473
318539953,1cyclictest1002-21snmpd09:04:243
318539953,1cyclictest1002-21snmpd08:50:053
318539953,1cyclictest1002-21snmpd08:45:183
318539953,1cyclictest1002-21snmpd08:35:173
318539953,1cyclictest1002-21snmpd08:26:133
318539953,1cyclictest1002-21snmpd08:19:253
318539953,1cyclictest1002-21snmpd08:10:203
318539953,1cyclictest1002-21snmpd07:37:513
318539953,1cyclictest1002-21snmpd07:23:393
318539953,1cyclictest1002-21snmpd07:15:343
318499954,0cyclictest0-21swapper/207:55:352
318499953,1cyclictest9106-21cat08:50:142
318499953,1cyclictest1705-21sendmail07:45:502
318499953,1cyclictest12023-21sed08:55:202
318499953,1cyclictest1002-21snmpd08:34:072
318499953,1cyclictest1002-21snmpd08:07:042
318499953,1cyclictest1002-21snmpd07:51:522
318499953,1cyclictest1002-21snmpd07:35:092
318499953,1cyclictest1002-21snmpd07:25:182
318429953,1cyclictest12900-21cat07:40:141
318429953,1cyclictest11139-21cat08:55:141
318429953,1cyclictest1082-21lldpd07:11:281
318429953,1cyclictest1002-21snmpd08:53:571
318429953,1cyclictest1002-21snmpd08:42:561
318429953,1cyclictest1002-21snmpd08:15:041
318429953,1cyclictest1002-21snmpd07:50:191
318429953,1cyclictest1002-21snmpd07:47:251
318429953,1cyclictest1002-21snmpd07:34:461
318429953,1cyclictest1002-21snmpd07:22:341
318429953,1cyclictest1002-21snmpd07:18:001
318429952,2cyclictest1002-21snmpd08:21:251
318429952,2cyclictest1002-21snmpd08:14:261
318429952,2cyclictest1002-21snmpd08:00:081
318429950,4cyclictest0-21swapper/108:08:041
318429950,4cyclictest0-21swapper/107:28:041
318429942,1cyclictest15139-21sed09:05:131
318429942,1cyclictest1002-21snmpd08:45:051
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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