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2025-12-06 - 12:40
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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 Sat Dec 06, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
444421060,0sleep10-21swapper/100:22:191
1871521000,2sleep02552399cyclictest22:43:450
76852970,0sleep30-21swapper/323:45:523
92442960,0sleep30-21swapper/321:28:543
220012790,0sleep10-21swapper/123:50:311
229662680,0sleep10-21swapper/100:00:281
80172630,0sleep10-21swapper/122:59:121
129972620,1sleep312995-21lspci23:43:123
270942590,1sleep127087-21sshd23:44:431
262672590,0sleep20-21swapper/221:36:502
277822570,0sleep20-21swapper/221:21:082
218312570,0sleep30-21swapper/322:44:043
212622570,0sleep20-21swapper/221:58:292
69292560,0sleep10-21swapper/123:09:091
59302550,0sleep00-21swapper/021:41:090
237262550,0sleep00-21swapper/023:57:180
199792550,0sleep00-21swapper/021:17:140
98362530,0sleep30-21swapper/322:52:413
189802530,0sleep00-21swapper/023:13:450
89152500,0sleep10-21swapper/100:38:131
87782500,1sleep18770-21lspci23:32:441
103132490,1sleep341-21ksoftirqd/300:22:573
321642470,0sleep10-21swapper/121:18:271
148872470,0sleep00-21swapper/022:23:260
138952470,0sleep20-21swapper/221:19:522
7262460,2sleep12552999cyclictest21:53:191
189602460,1sleep0111rcuc/020:10:190
311172450,0sleep30-21swapper/323:38:193
311172450,0sleep30-21swapper/323:38:193
156812430,0sleep00-21swapper/021:39:000
91902410,0sleep20-21swapper/221:44:432
27752400,0sleep20-21swapper/222:42:082
284672370,2sleep02552399cyclictest23:04:480
152962360,1sleep015293-21lspci22:46:370
170322350,0sleep20-21swapper/223:50:082
100092350,0sleep10-21swapper/122:22:551
2525023411,7sleep00-21swapper/019:07:490
252102278,4sleep10-21swapper/119:07:221
2490222310,7sleep30-21swapper/319:05:203
233032220,0sleep30-21swapper/321:20:413
117852220,0sleep10-21swapper/122:16:301
250682219,7sleep20-21swapper/219:05:352
85592200,0sleep00-21swapper/023:29:270
234372200,0sleep20-21swapper/223:27:372
266902190,0sleep026624-21sshd21:10:490
112672190,0sleep311265-21sshd00:16:123
254232170,1sleep30-21swapper/321:33:393
146372170,0sleep00-21swapper/021:48:220
131922170,0sleep013164-21sshd22:10:170
85762160,0sleep00-21swapper/000:26:180
6332160,0sleep10-21swapper/121:46:591
61512160,0sleep20-21swapper/221:12:282
272372160,0sleep30-21swapper/322:31:263
259602160,0sleep10-21swapper/122:41:101
175632160,1sleep3391rcuc/323:33:393
13932160,0sleep30-21swapper/321:43:563
136152160,0sleep30-21swapper/323:26:333
116692160,0sleep30-21swapper/322:36:313
5312150,0sleep10-21swapper/100:15:101
227422150,0sleep10-21swapper/121:30:121
142252150,0sleep30-21swapper/323:53:053
46382140,0sleep30-21swapper/322:00:023
285972140,0sleep228600-21bash22:18:162
195672140,0sleep00-21swapper/021:23:340
283662130,0sleep00-21swapper/000:07:520
2553999130,1cyclictest648-21systemd-logind22:16:553
2553999130,1cyclictest27931-21bash23:24:463
25534991312,0cyclictest0-21swapper/223:55:592
241842130,1sleep024186-21bash00:00:350
179832130,1sleep217985-21bash23:13:392
25539991210,1cyclictest646-21dbus-daemon00:02:563
25539991210,1cyclictest4020-21sshd22:25:353
2553999120,1cyclictest30939-21diskstats00:25:163
2553999120,1cyclictest18732-21sshd21:55:053
2553999120,0cyclictest0-21swapper/323:13:453
2553499120,11cyclictest0-21swapper/222:48:092
25529991211,0cyclictest0-21swapper/121:25:261
25529991210,1cyclictest646-21dbus-daemon00:31:371
25529991210,1cyclictest24435-21sshd00:07:271
2552999120,1cyclictest24295-21lspci00:14:171
2552999120,11cyclictest0-21swapper/123:48:171
25523991211,0cyclictest0-21swapper/022:30:320
25523991210,1cyclictest16916-21sshd21:51:420
2552399120,1cyclictest20741-21sshd23:47:120
2552399120,1cyclictest0-21swapper/021:32:020
2553999110,10cyclictest18375-21sshd21:09:353
2553999110,10cyclictest0-21swapper/322:47:053
2553999110,0cyclictest0-21swapper/323:05:153
25534991110,0cyclictest0-21swapper/223:46:092
25534991110,0cyclictest0-21swapper/223:30:092
25534991110,0cyclictest0-21swapper/223:08:092
25534991110,0cyclictest0-21swapper/222:21:592
25534991110,0cyclictest0-21swapper/221:50:092
25534991110,0cyclictest0-21swapper/221:47:092
2553499110,10cyclictest0-21swapper/223:38:092
2553499110,10cyclictest0-21swapper/223:38:092
2553499110,10cyclictest0-21swapper/223:01:292
25529991110,0cyclictest0-21swapper/123:24:181
25529991110,0cyclictest0-21swapper/121:39:361
2552999110,10cyclictest0-21swapper/123:16:561
2552999110,0cyclictest0-21swapper/123:56:171
2552399119,1cyclictest0-21swapper/023:41:020
2552399119,1cyclictest0-21swapper/023:05:320
25523991110,0cyclictest0-21swapper/023:33:020
2552399110,10cyclictest0-21swapper/023:15:520
2552399110,10cyclictest0-21swapper/022:58:530
2553999109,0cyclictest0-21swapper/300:14:063
2553999108,1cyclictest17236-21lspci22:56:453
2553499109,0cyclictest0-21swapper/223:18:292
2553499109,0cyclictest0-21swapper/222:13:192
2553499109,0cyclictest0-21swapper/200:20:092
2553499108,1cyclictest32499-21lspci22:05:492
2553499108,1cyclictest26381-21sshd21:30:292
2553499100,0cyclictest0-21swapper/223:22:092
2552999109,0cyclictest0-21swapper/122:48:261
2552999109,0cyclictest0-21swapper/122:34:361
2552999109,0cyclictest0-21swapper/122:08:561
2552999109,0cyclictest0-21swapper/122:02:361
2552999109,0cyclictest0-21swapper/119:40:161
2552999108,1cyclictest0-21swapper/121:43:461
2552999100,0cyclictest0-21swapper/121:58:361
2552999100,0cyclictest0-21swapper/121:23:061
2552999100,0cyclictest0-21swapper/120:10:261
2552399109,0cyclictest0-21swapper/021:58:420
2552399109,0cyclictest0-21swapper/000:23:420
2552399102,4cyclictest28253-21munin-run20:35:000
2552399100,0cyclictest0-21swapper/022:52:120
2552399100,0cyclictest0-21swapper/021:07:220
2552399100,0cyclictest0-21swapper/019:20:220
2552399100,0cyclictest0-21swapper/019:20:220
2552399100,0cyclictest0-21swapper/000:15:020
255399998,0cyclictest0-21swapper/323:56:063
255399998,0cyclictest0-21swapper/323:03:253
255399998,0cyclictest0-21swapper/322:24:253
255399998,0cyclictest0-21swapper/322:09:253
255399997,1cyclictest30248-21bash21:18:153
255349998,0cyclictest0-21swapper/222:52:592
255349998,0cyclictest0-21swapper/200:11:292
255349998,0cyclictest0-21swapper/200:07:092
255299998,0cyclictest0-21swapper/122:37:361
255299998,0cyclictest0-21swapper/121:10:561
255239998,0cyclictest0-21swapper/022:03:520
255239998,0cyclictest0-21swapper/020:41:420
255239998,0cyclictest0-21swapper/020:20:420
255239997,1cyclictest4344-21sshd22:15:430
255239997,1cyclictest25217-21sshd00:32:220
255399987,0cyclictest0-21swapper/320:35:153
255399986,1cyclictest24874-21lspci21:49:233
255399986,1cyclictest22024-21sshd00:35:463
255399986,1cyclictest0-21swapper/321:11:253
255399985,2cyclictest649-21avahi-daemon21:38:423
255349987,0cyclictest0-21swapper/222:59:392
255349987,0cyclictest0-21swapper/200:15:492
255349986,1cyclictest4584-21lspci00:25:512
255349986,1cyclictest29852-21lspci00:36:482
255349985,2cyclictest29562-21sshd00:04:322
255349985,2cyclictest25020-21sshd23:44:282
255349984,3cyclictest649-21avahi-daemon22:38:062
255349983,2cyclictest19866-21sshd22:01:262
255299986,1cyclictest7625-21lspci22:12:551
255299986,1cyclictest25-21ksoftirqd/123:26:511
255299986,1cyclictest25-21ksoftirqd/100:30:001
255299983,4cyclictest370-21jbd2/sda1-822:28:451
255299982,2cyclictest0-21swapper/122:54:081
255239987,0cyclictest0-21swapper/023:50:520
255239987,0cyclictest0-21swapper/000:36:420
255239986,2cyclictest6671-21kworker/0:122:05:190
255239986,1cyclictest10608-21lspci22:26:190
255239985,2cyclictest31355-21kworker/0:100:13:400
255399976,0cyclictest0-21swapper/300:07:163
255399975,1cyclictest5432-21lspci21:50:313
255399975,1cyclictest31411-21lspci00:33:073
255399974,2cyclictest700-21gdbus23:16:063
255399970,6cyclictest0-21swapper/320:00:053
255349975,1cyclictest29417-21sshd22:28:192
255349975,1cyclictest24875-21lspci22:31:102
255349974,2cyclictest649-21avahi-daemon21:26:342
255349972,2cyclictest10923-21sshd00:30:332
255299975,1cyclictest25-21ksoftirqd/123:37:291
255299975,1cyclictest25-21ksoftirqd/123:37:291
255299974,2cyclictest649-21avahi-daemon23:14:381
255299973,3cyclictest1-21systemd23:01:141
255239977,0cyclictest12737-21kworker/0:020:29:480
255239976,0cyclictest0-21swapper/020:02:420
255239976,0cyclictest0-21swapper/019:40:020
255239975,1cyclictest443-21systemd-journal20:50:000
255239975,1cyclictest21487-21lspci23:24:040
255239974,2cyclictest648-21systemd-logind23:38:100
255239974,2cyclictest648-21systemd-logind23:38:100
255399965,0cyclictest0-21swapper/319:54:453
255399964,1cyclictest6634-21kernelversion19:40:153
255399964,1cyclictest11211-21sshd22:10:083
255399960,5cyclictest0-21swapper/320:22:253
255399960,5cyclictest0-21swapper/319:46:253
255399960,0cyclictest0-21swapper/320:15:453
255349965,0cyclictest0-21swapper/221:08:492
255349965,0cyclictest0-21swapper/220:45:092
255349965,0cyclictest0-21swapper/220:40:292
255349960,5cyclictest0-21swapper/221:04:292
255349960,5cyclictest0-21swapper/219:51:582
255299964,1cyclictest649-21avahi-daemon21:06:061
255299964,1cyclictest17299-21snmpd20:00:471
255299960,5cyclictest0-21swapper/119:35:461
255299960,5cyclictest0-21swapper/119:32:461
255239966,0cyclictest4484-21kworker/0:220:58:280
255239966,0cyclictest12737-21kworker/0:020:52:520
255239966,0cyclictest12737-21kworker/0:020:37:320
255239966,0cyclictest12737-21kworker/0:020:16:540
255239966,0cyclictest12737-21kworker/0:019:56:480
255239966,0cyclictest10163-21kworker/0:119:36:580
255239966,0cyclictest10163-21kworker/0:119:31:180
255239966,0cyclictest10163-21kworker/0:119:25:280
255239966,0cyclictest10163-21kworker/0:119:16:340
255239966,0cyclictest10163-21kworker/0:119:10:100
255239966,0cyclictest10163-21kworker/0:119:10:100
255239964,1cyclictest646-21dbus-daemon21:25:470
255239964,1cyclictest646-21dbus-daemon20:10:000
255239964,1cyclictest1228-21sshd22:35:250
255399954,0cyclictest0-21swapper/320:06:563
255399954,0cyclictest0-21swapper/319:30:353
255399953,1cyclictest646-21dbus-daemon20:30:003
255399953,1cyclictest382-21mii-tool19:25:133
255399953,1cyclictest17299-21snmpd20:55:543
255399953,1cyclictest17299-21snmpd20:41:123
255399953,1cyclictest17299-21snmpd20:30:213
255399953,1cyclictest17299-21snmpd19:22:363
255399953,1cyclictest17299-21snmpd19:22:363
255399953,1cyclictest17299-21snmpd19:15:303
255399953,1cyclictest13070-21ntp_states19:55:153
255399953,1cyclictest1109-21ntpd19:35:173
255399952,2cyclictest26544-21ntpdc19:10:163
255399952,2cyclictest26544-21ntpdc19:10:163
255399950,2cyclictest7009-21/usr/sbin/munin21:00:173
255349953,1cyclictest4551-21mii-tool19:35:142
255349953,1cyclictest3134-21pmu-power20:50:182
255349953,1cyclictest26450-21/usr/sbin/munin20:30:172
255349953,1cyclictest22831-21cat20:20:142
255349953,1cyclictest20831-21cat20:15:142
255349953,1cyclictest2049-21/usr/sbin/munin19:30:192
255349953,1cyclictest17299-21snmpd20:55:332
255349953,1cyclictest17299-21snmpd20:36:362
255349953,1cyclictest17299-21snmpd20:08:472
255349953,1cyclictest17299-21snmpd20:00:022
255349953,1cyclictest17299-21snmpd19:55:222
255349953,1cyclictest17299-21snmpd19:46:042
255349953,1cyclictest17299-21snmpd19:40:252
255349953,1cyclictest17299-21snmpd19:25:182
255349953,1cyclictest17299-21snmpd19:21:422
255349953,1cyclictest17299-21snmpd19:21:422
255349953,1cyclictest17299-21snmpd19:16:182
255349952,2cyclictest26861-21wc19:10:202
255349952,2cyclictest26861-21wc19:10:202
255349952,2cyclictest0-21swapper/220:25:222
255349951,3cyclictest0-21swapper/220:10:402
255299953,1cyclictest4622-21sed20:55:141
255299953,1cyclictest3687-21sshd20:50:541
255299953,1cyclictest32115-21kworker/1:119:45:151
255299953,1cyclictest32097-21kworker/1:219:10:071
255299953,1cyclictest32097-21kworker/1:219:10:071
255299953,1cyclictest28853-21cut20:35:131
255299953,1cyclictest20830-21cat20:15:141
255299953,1cyclictest17299-21snmpd21:03:011
255299953,1cyclictest17299-21snmpd20:47:061
255299953,1cyclictest17299-21snmpd20:29:471
255299953,1cyclictest17299-21snmpd20:21:031
255299953,1cyclictest17299-21snmpd20:05:471
255299953,1cyclictest17299-21snmpd19:24:421
255299953,1cyclictest17299-21snmpd19:24:421
255299952,2cyclictest13533-21tail19:55:201
255299950,4cyclictest0-21swapper/120:33:561
255299950,0cyclictest0-21swapper/120:40:061
255299950,0cyclictest0-21swapper/119:15:561
255239953,1cyclictest7354-21smart_sda21:00:200
255239953,1cyclictest17299-21snmpd19:45:250
255239953,1cyclictest10666-21cat19:50:140
255399942,1cyclictest32598-21cat20:45:093
255399942,1cyclictest2303-21cpuspeed_turbos20:50:133
255399940,3cyclictest18576-21df20:10:163
255299942,1cyclictest32390-21cpu19:25:101
255299942,1cyclictest10803-21missed_timers19:50:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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