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2025-12-20 - 09:58
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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 20, 2025 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
50332790,0sleep11-21systemd23:19:181
291472790,0sleep20-21swapper/222:19:062
151342750,0sleep3391rcuc/321:46:463
25942560,1sleep32595-21sshd00:21:113
283712550,1sleep328370-21bash21:15:553
247952530,0sleep024793-21bash23:34:220
24562530,0sleep20-21swapper/200:07:412
215572530,0sleep00-21swapper/023:25:560
184372530,0sleep30-21swapper/322:31:563
319212520,1sleep031920-21sshd23:05:180
7732510,0sleep20-21swapper/220:10:152
324582510,0sleep30-21swapper/322:35:453
308562510,0sleep10-21swapper/123:53:491
84672500,1sleep28450-21sshd21:49:342
81152500,0sleep00-21swapper/000:27:050
107102490,0sleep10-21swapper/121:36:031
33162480,0sleep20-21swapper/200:15:492
309412480,0sleep10-21swapper/123:56:301
207392480,0sleep00-21swapper/000:09:140
201632480,0sleep30-21swapper/322:04:293
305502470,0sleep30-21swapper/322:49:073
236642470,0sleep30-21swapper/323:47:463
27872460,0sleep30-21swapper/322:57:323
219852460,0sleep10-21swapper/122:32:141
181562460,0sleep00-21swapper/023:17:400
111952450,1sleep2321ktimersoftd/200:11:042
724124123,7sleep10-21swapper/119:09:481
16052390,0sleep21567-21sshd23:08:122
146732360,1sleep20-21swapper/222:07:172
146732360,1sleep20-21swapper/222:07:162
247292350,0sleep30-21swapper/323:15:263
723423221,7sleep00-21swapper/019:09:430
70992309,7sleep30-21swapper/319:08:023
71992287,7sleep20-21swapper/219:09:172
295322220,1sleep2649-21polkitd23:56:222
59102190,0sleep30-21swapper/300:02:323
83262180,0sleep38314-21sshd21:59:483
738299180,16cyclictest622-13audispd23:41:343
66862180,0sleep30-21swapper/323:22:033
17752180,1sleep21773-21lspci21:31:432
7369991715,1cyclictest642-21systemd-logind22:48:571
71652170,0sleep00-21swapper/000:18:550
738299163,1cyclictest674-21dbus-daemon21:21:423
738299160,1cyclictest0-21swapper/321:14:043
738299160,11cyclictest22695-21sshd00:12:043
7369991614,1cyclictest674-21dbus-daemon22:19:471
7365991615,0cyclictest16577-21kworker/0:300:22:250
130932160,0sleep10-21swapper/100:22:061
738299154,5cyclictest649-21polkitd00:34:043
738299150,2cyclictest6483-21sshd00:16:063
7365991514,0cyclictest32550irq/27-ahci[00022:40:270
7365991514,0cyclictest10300-21lspci23:22:210
300022150,0sleep130004-21unixbench-2d00:15:201
284272150,0sleep00-21swapper/022:27:250
9482140,0sleep10-21swapper/121:11:201
302922140,0sleep20-21swapper/223:53:472
266702140,0sleep20-21swapper/223:31:472
185012140,0sleep30-21swapper/322:50:433
128592140,0sleep30-21swapper/323:06:253
78542130,0sleep10-21swapper/100:10:471
738299138,4cyclictest623-17sedispatch00:28:543
7382991310,2cyclictest32128-21sshd22:27:443
738299130,2cyclictest710-21NetworkManager23:34:013
738299130,11cyclictest25080-21sshd21:51:153
737599138,1cyclictest33-21ksoftirqd/222:46:032
737599130,12cyclictest0-21swapper/200:21:332
736999130,12cyclictest29399-21id22:59:471
7365991311,1cyclictest8729-21lspci23:11:270
7365991311,1cyclictest10469-21lspci22:52:490
736599130,1cyclictest6596-21sshd21:32:160
239892130,0sleep20-21swapper/200:36:322
738299125,6cyclictest660-21avahi-daemon23:59:573
738299125,6cyclictest660-21avahi-daemon22:16:583
738299125,6cyclictest649-21polkitd22:05:023
738299125,6cyclictest649-21polkitd22:05:013
738299125,6cyclictest24635-21sshd23:10:093
7382991210,1cyclictest12303-21lspci21:36:143
738299120,1cyclictest11042-21sshd00:08:243
738299120,0cyclictest0-21swapper/300:35:043
737599123,1cyclictest33-21ksoftirqd/222:14:552
737599123,1cyclictest33-21ksoftirqd/222:14:552
7375991212,0cyclictest527-40kipmi020:39:532
737599121,1cyclictest642-21systemd-logind23:25:432
737599121,1cyclictest121rcu_preempt22:54:502
7375991210,1cyclictest33-21ksoftirqd/223:17:032
7375991210,1cyclictest33-21ksoftirqd/223:14:372
737599120,11cyclictest12609-21lspci21:53:232
7369991210,1cyclictest3636-21grepconf.sh00:29:271
7369991210,1cyclictest1-21systemd22:09:171
7369991210,1cyclictest1-21systemd22:09:171
736999120,1cyclictest3035-21sshd23:10:571
7365991211,0cyclictest30633-21kworker/0:222:48:280
7365991210,1cyclictest623-17sedispatch23:50:150
736599120,1cyclictest24331-21id22:01:250
738299115,5cyclictest660-21avahi-daemon23:25:343
738299115,5cyclictest4627-21sshd23:00:213
738299114,6cyclictest9988-21sshd22:10:133
738299114,6cyclictest9988-21sshd22:10:133
738299114,6cyclictest674-21dbus-daemon23:38:113
738299114,6cyclictest660-21avahi-daemon23:52:263
738299114,6cyclictest649-21polkitd22:42:113
737599117,1cyclictest33-21ksoftirqd/200:00:162
737599114,1cyclictest33-21ksoftirqd/223:37:412
737599112,3cyclictest33-21ksoftirqd/200:25:142
7375991111,0cyclictest527-40kipmi019:26:532
737599111,0cyclictest33-21ksoftirqd/221:37:032
7375991110,0cyclictest33-21ksoftirqd/222:25:202
737599110,10cyclictest0-21swapper/222:58:032
737599110,10cyclictest0-21swapper/222:30:232
737599110,0cyclictest0-21swapper/222:24:342
736999119,1cyclictest0-21swapper/100:39:371
7369991110,0cyclictest0-21swapper/122:44:271
736999110,10cyclictest0-21swapper/122:10:281
736999110,10cyclictest0-21swapper/122:10:271
736599119,1cyclictest9917-21lspci22:39:210
736599119,1cyclictest11819-21lspci22:20:340
736599119,1cyclictest0-21swapper/022:59:250
7365991110,0cyclictest12970-21lspci22:31:280
7365991110,0cyclictest0-21swapper/023:57:360
736599110,10cyclictest0-21swapper/022:19:250
736599110,10cyclictest0-21swapper/021:56:160
736599110,10cyclictest0-21swapper/021:45:050
22332110,2sleep0736599cyclictest00:37:260
738299104,5cyclictest674-21dbus-daemon22:21:063
738299103,6cyclictest23397-21sshd21:26:013
738299103,2cyclictest674-21dbus-daemon21:30:063
738299103,2cyclictest660-21avahi-daemon20:00:003
738299103,1cyclictest649-21polkitd21:40:173
737599108,1cyclictest33-21ksoftirqd/223:40:072
737599108,1cyclictest33-21ksoftirqd/223:22:162
737599108,1cyclictest33-21ksoftirqd/200:30:152
737599102,1cyclictest33-21ksoftirqd/221:40:422
737599101,1cyclictest33-21ksoftirqd/222:00:182
737599100,3cyclictest33-21ksoftirqd/222:36:432
737599100,0cyclictest0-21swapper/221:24:132
736999109,0cyclictest24021-21kworker/1:121:16:321
736999109,0cyclictest0-21swapper/121:31:081
736999109,0cyclictest0-21swapper/120:29:271
736999109,0cyclictest0-21swapper/119:42:271
736999108,1cyclictest17552-21sort20:50:181
736999108,1cyclictest16043-21sshd23:01:181
736999100,0cyclictest0-21swapper/122:35:181
736599109,0cyclictest32550irq/27-ahci[00000:01:190
736599109,0cyclictest17003-21kworker/0:123:00:360
736599109,0cyclictest0-21swapper/022:06:350
736599109,0cyclictest0-21swapper/022:06:350
736599109,0cyclictest0-21swapper/021:52:550
736599108,1cyclictest32256-21kworker/0:323:44:170
736599100,0cyclictest0-21swapper/022:10:060
736599100,0cyclictest0-21swapper/022:10:050
736599100,0cyclictest0-21swapper/021:43:350
73829993,2cyclictest1002-21snmpd20:44:083
73829993,1cyclictest698-21gdbus19:25:013
73829993,1cyclictest29683-21timerwakeupswit20:00:203
73829993,1cyclictest16692-21cat19:30:133
73829993,1cyclictest1002-21snmpd20:37:263
73829993,1cyclictest1002-21snmpd20:23:383
73759997,1cyclictest33-21ksoftirqd/223:02:522
73759997,1cyclictest33-21ksoftirqd/222:40:202
73759997,1cyclictest33-21ksoftirqd/221:18:492
73759991,1cyclictest33-21ksoftirqd/221:56:262
73759991,1cyclictest131rcu_sched21:26:222
73759990,2cyclictest131rcu_sched23:45:322
73699998,0cyclictest2247-21kworker/1:222:20:391
73699998,0cyclictest0-21swapper/123:07:371
73699998,0cyclictest0-21swapper/122:51:571
73699997,1cyclictest16343-21lspci21:50:171
73699994,4cyclictest660-21avahi-daemon00:30:301
73699994,2cyclictest13987-21sshd23:33:261
73699990,1cyclictest131rcu_sched23:44:221
73699990,0cyclictest0-21swapper/120:40:281
73699990,0cyclictest0-21swapper/120:36:171
73699990,0cyclictest0-21swapper/119:32:171
73659998,0cyclictest5546-21sshd21:23:050
73659998,0cyclictest32550irq/27-ahci[00023:37:080
73659998,0cyclictest0-21swapper/021:11:050
73659998,0cyclictest0-21swapper/021:01:150
73829983,1cyclictest1705-21sendmail21:05:063
73829983,1cyclictest1002-21snmpd20:51:573
73829982,1cyclictest8814-21cat20:30:153
73829982,1cyclictest24583-21expr19:50:113
73829982,1cyclictest19773-21sed20:55:213
73829982,1cyclictest14306-21cpuspeed_turbos19:25:113
73829982,1cyclictest1015-21runrttasks20:06:273
73829982,1cyclictest0-21swapper/320:20:003
73829980,7cyclictest0-21swapper/321:04:353
73829980,3cyclictest0-21swapper/319:35:223
73759981,3cyclictest33-21ksoftirqd/221:10:572
73699987,0cyclictest0-21swapper/123:25:281
73699987,0cyclictest0-21swapper/123:20:371
73699987,0cyclictest0-21swapper/121:58:281
73699987,0cyclictest0-21swapper/121:27:371
73699987,0cyclictest0-21swapper/121:09:181
73699986,1cyclictest14145-21lspci23:46:571
73699985,2cyclictest660-21avahi-daemon00:00:261
73699984,3cyclictest25871-21sshd00:06:551
73699983,1cyclictest0-21swapper/121:41:451
73699980,0cyclictest0-21swapper/119:19:171
73659986,1cyclictest9-21ksoftirqd/000:33:330
73659986,1cyclictest14715-21lspci23:49:470
73659985,2cyclictest660-21avahi-daemon00:10:270
26917280,0sleep10-21swapper/122:01:421
73829972,1cyclictest8460-21cut19:10:143
73829972,1cyclictest32767-21cat20:10:113
73829972,1cyclictest1002-21snmpd20:46:173
73829972,1cyclictest1002-21snmpd19:49:543
73829972,1cyclictest1002-21snmpd19:43:273
73829970,2cyclictest6542-21df20:25:123
73829970,1cyclictest10523-21/usr/sbin/munin19:15:143
73759976,0cyclictest0-21swapper/220:19:232
73759975,1cyclictest649-21polkitd19:49:552
73759975,1cyclictest33-21ksoftirqd/221:00:002
73759970,6cyclictest0-21swapper/219:53:232
73699976,0cyclictest2421-21lspci22:25:151
73699976,0cyclictest0-21swapper/120:23:171
73699976,0cyclictest0-21swapper/120:04:271
73699974,2cyclictest660-21avahi-daemon23:36:421
73699974,2cyclictest660-21avahi-daemon21:22:401
73699970,6cyclictest8150-21sshd21:46:001
73659976,0cyclictest0-21swapper/021:16:450
73659976,0cyclictest0-21swapper/019:34:550
73659970,6cyclictest27327-21kworker/0:021:35:270
73759965,0cyclictest0-21swapper/219:30:532
73759964,1cyclictest674-21dbus-daemon20:55:012
73759964,1cyclictest33-21ksoftirqd/220:10:002
73759964,1cyclictest33-21ksoftirqd/219:45:002
73759964,1cyclictest33-21ksoftirqd/219:15:002
73759964,1cyclictest23049-21mii-tool21:05:142
73759960,5cyclictest0-21swapper/220:28:142
73759960,0cyclictest0-21swapper/220:22:032
73699965,0cyclictest0-21swapper/120:57:171
73699965,0cyclictest0-21swapper/119:45:571
73699964,1cyclictest699-21gdbus20:35:001
73699963,2cyclictest1002-21snmpd19:27:551
73659964,1cyclictest17720-21sshd21:25:120
73659963,2cyclictest1002-21snmpd20:11:160
73659961,1cyclictest20291-21sh21:00:000
73759953,1cyclictest674-21dbus-daemon20:50:002
73759953,1cyclictest660-21avahi-daemon19:21:072
73759953,1cyclictest646-21lsmd20:40:252
73759953,1cyclictest646-21lsmd19:57:382
73759953,1cyclictest28940-21cat20:00:152
73759953,1cyclictest1002-21snmpd20:30:142
73759953,1cyclictest1002-21snmpd19:35:102
73759952,2cyclictest1002-21snmpd19:13:092
73699954,0cyclictest0-21swapper/121:00:071
73699953,1cyclictest8113-21kworker/1:020:45:131
73699953,1cyclictest2669-21cat20:15:161
73699953,1cyclictest18748-21mii-tool19:35:171
73699953,1cyclictest1705-21sendmail19:11:481
73699953,1cyclictest1002-21snmpd20:10:071
73699953,1cyclictest1002-21snmpd19:55:311
73699953,1cyclictest1002-21snmpd19:21:591
73699950,1cyclictest25206-21awk19:50:161
73659953,1cyclictest9-21ksoftirqd/019:55:000
73659953,1cyclictest6771-21cat20:25:130
73659953,1cyclictest649-21polkitd20:35:000
73659953,1cyclictest30984-21cat20:05:160
73659953,1cyclictest1705-21sendmail20:45:230
73659953,1cyclictest1705-21sendmail19:50:360
73659953,1cyclictest1088-21ntpd19:20:140
73659953,1cyclictest10691-21cut19:15:150
73659953,1cyclictest1002-21snmpd20:50:470
73659953,1cyclictest1002-21snmpd20:40:420
73659953,1cyclictest1002-21snmpd20:35:200
73659953,1cyclictest1002-21snmpd20:23:560
73659953,1cyclictest1002-21snmpd20:18:440
73659953,1cyclictest1002-21snmpd19:47:090
73659953,1cyclictest1002-21snmpd19:25:310
73659953,1cyclictest1002-21snmpd19:11:080
73659952,2cyclictest28992-21cut20:00:140
73659952,2cyclictest1002-21snmpd19:43:390
73659950,4cyclictest0-21swapper/021:07:560
73759942,1cyclictest33-21ksoftirqd/221:00:002
73699942,1cyclictest30502-21grep20:05:121
73659942,1cyclictest0-21swapper/019:35:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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