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2026-03-30 - 10:56
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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 Mon Mar 30, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3442930,0sleep20-21swapper/223:15:502
93442920,2sleep13153499cyclictest21:28:381
219032620,0sleep20-21swapper/223:31:192
263782610,0sleep10-21swapper/123:37:111
274922580,0sleep10-21swapper/122:53:341
169342560,0sleep10-21swapper/122:22:291
115562550,0sleep20-21swapper/222:27:312
85762530,0sleep00-21swapper/023:11:020
323592530,0sleep30-21swapper/321:31:213
323592530,0sleep30-21swapper/321:31:203
17272530,0sleep20-21swapper/222:15:422
170822530,0sleep30-21swapper/322:36:133
122212530,0sleep30-21swapper/323:30:283
89122520,0sleep10-21swapper/121:12:551
40572520,1sleep0642-21systemd-logind00:00:010
206022520,1sleep120596-21sshd23:50:211
307872510,1sleep0111rcuc/023:59:340
265082510,0sleep30-21swapper/321:45:073
262942510,0sleep10-21swapper/123:31:421
244512510,0sleep30-21swapper/300:12:413
317702500,0sleep00-21swapper/022:10:060
308532490,0sleep10-21swapper/123:43:041
279022490,0sleep20-21swapper/222:20:372
40642480,0sleep00-21swapper/023:18:550
176782480,0sleep20-21swapper/222:39:042
131342480,0sleep10-21swapper/121:32:591
131342480,0sleep10-21swapper/121:32:581
51422470,0sleep05124-21cp23:49:070
323562420,2sleep13153499cyclictest00:02:221
79042390,0sleep00-21swapper/021:20:320
49352380,2sleep33153799cyclictest23:49:063
3107523524,7sleep20-21swapper/219:05:452
3068723019,6sleep00-21swapper/019:05:180
312862298,7sleep30-21swapper/319:08:233
3136822110,7sleep10-21swapper/119:09:241
171392210,0sleep30-21swapper/321:29:373
111862200,0sleep10-21swapper/123:19:331
296822190,1sleep329676-21sshd22:23:353
31534991818,0cyclictest241ktimersoftd/123:24:001
31534991818,0cyclictest241ktimersoftd/123:23:591
87462170,2sleep0101ktimersoftd/023:54:570
3153499175,1cyclictest25-21ksoftirqd/121:58:501
3152599170,16cyclictest19437-21systemd-cgroups22:52:510
288522170,2sleep03152599cyclictest21:37:030
278552170,0sleep20-21swapper/223:10:012
249552170,1sleep024948-21lspci23:09:470
83012160,0sleep00-21swapper/023:00:090
3152599163,6cyclictest710-21NetworkManager23:42:500
3152599163,6cyclictest649-21polkitd22:33:500
31525991610,5cyclictest7385-21sshd23:35:310
3152599160,9cyclictest698-21gdbus22:37:170
3152599160,7cyclictest674-21dbus-daemon22:44:430
3152599160,7cyclictest649-21polkitd21:40:390
3152599160,7cyclictest2131-21sshd22:18:320
3152599160,6cyclictest12816-21bash23:27:520
3152599160,0cyclictest0-21swapper/021:57:110
299112160,0sleep20-21swapper/222:48:172
321982150,0sleep20-21swapper/223:02:082
3152599153,8cyclictest674-21dbus-daemon00:11:090
3152599153,7cyclictest674-21dbus-daemon00:31:510
3152599152,9cyclictest674-21dbus-daemon22:56:330
3152599152,7cyclictest674-21dbus-daemon21:10:200
3152599150,8cyclictest1-21systemd21:32:570
3152599150,8cyclictest1-21systemd21:32:560
3152599150,7cyclictest674-21dbus-daemon22:26:270
3152599150,7cyclictest674-21dbus-daemon21:46:470
3152599150,7cyclictest674-21dbus-daemon21:16:200
3152599150,7cyclictest649-21polkitd00:16:320
3152599150,7cyclictest649-21polkitd00:07:080
3152599150,6cyclictest13301-21bash23:30:340
3152599150,6cyclictest10440-21lspci22:05:300
3152599150,14cyclictest0-21swapper/022:00:120
172302150,0sleep217223-21lspci23:44:422
165022150,1sleep20-21swapper/221:17:462
155752150,1sleep315571-21sshd22:44:223
126772150,0sleep10-21swapper/121:46:371
59992140,0sleep20-21swapper/222:51:422
325412140,0sleep10-21swapper/121:40:071
3153799140,12cyclictest1-21systemd22:48:473
31534991413,0cyclictest11894-21lspci22:19:221
3152599143,8cyclictest674-21dbus-daemon21:50:470
3152599142,9cyclictest698-21gdbus22:20:090
3152599140,7cyclictest674-21dbus-daemon23:20:060
3152599140,7cyclictest674-21dbus-daemon23:20:050
3152599140,7cyclictest674-21dbus-daemon00:36:570
3152599140,7cyclictest674-21dbus-daemon00:21:210
3152599140,6cyclictest29979-21gdbus21:25:050
3152599140,6cyclictest29595-21sshd22:45:270
3152599140,6cyclictest23796-21cp00:26:190
274392140,0sleep30-21swapper/322:31:363
200302140,0sleep120034-21bash22:25:261
31537991311,1cyclictest642-21systemd-logind00:34:573
3153799130,1cyclictest674-21dbus-daemon00:21:373
3153799130,1cyclictest0-21swapper/323:26:183
31536991311,1cyclictest0-21swapper/200:20:022
3153499130,1cyclictest15537-21lspci21:38:411
3152599130,8cyclictest17039-21grep19:50:150
121612130,0sleep20-21swapper/200:28:072
60982120,0sleep30-21swapper/321:20:183
3153799120,1cyclictest75750irq/24-eno1-rx-23:16:483
3153799120,11cyclictest0-21swapper/321:56:383
3153799120,11cyclictest0-21swapper/300:38:173
31536991210,1cyclictest20821-21bash22:11:532
31536991210,1cyclictest13317-21lspci23:47:022
3153699120,1cyclictest623-17sedispatch21:27:132
3153699120,1cyclictest5938-21sshd22:43:332
3153699120,1cyclictest0-21swapper/200:30:032
3153699120,11cyclictest0-21swapper/221:47:332
31534991210,1cyclictest3590-21sshd22:32:211
3153499120,11cyclictest23008-21sshd22:55:511
3153499120,11cyclictest17941-21sshd23:03:401
3153499120,11cyclictest0-21swapper/100:13:001
3152599122,7cyclictest4639-21wc19:20:150
31537991110,0cyclictest0-21swapper/323:03:183
31537991110,0cyclictest0-21swapper/322:11:383
31536991110,0cyclictest0-21swapper/221:55:222
31536991110,0cyclictest0-21swapper/200:17:032
3153499119,1cyclictest25-21ksoftirqd/123:08:461
31534991110,0cyclictest8178-21lspci22:05:181
31534991110,0cyclictest0-21swapper/123:26:411
31534991110,0cyclictest0-21swapper/121:17:311
3153499110,10cyclictest0-21swapper/123:14:301
3153499110,10cyclictest0-21swapper/122:12:001
3153499110,0cyclictest674-21dbus-daemon00:16:011
3153499110,0cyclictest22455-21sshd00:07:011
3152599114,6cyclictest674-21dbus-daemon19:50:000
3152599110,8cyclictest14566-21cat21:05:120
3152599110,8cyclictest12409-21grep21:00:130
3152599110,8cyclictest10160-21ls19:35:120
3152599110,6cyclictest5253-21mailstats20:40:170
3153799109,0cyclictest0-21swapper/323:42:373
3153799109,0cyclictest0-21swapper/323:35:483
3153799109,0cyclictest0-21swapper/323:22:083
3153799109,0cyclictest0-21swapper/323:22:073
3153799109,0cyclictest0-21swapper/322:25:283
3153799109,0cyclictest0-21swapper/321:16:283
3153799109,0cyclictest0-21swapper/321:04:383
3153799109,0cyclictest0-21swapper/320:25:373
3153699109,0cyclictest0-21swapper/223:50:032
3153699109,0cyclictest0-21swapper/223:38:432
3153699109,0cyclictest0-21swapper/221:24:122
3153699109,0cyclictest0-21swapper/221:12:422
3153699108,1cyclictest0-21swapper/200:02:032
3153699100,0cyclictest0-21swapper/222:34:522
3153499109,0cyclictest26546-21lspci00:23:511
3153499109,0cyclictest0-21swapper/120:10:211
31534991010,0cyclictest241ktimersoftd/119:33:181
3153499100,0cyclictest0-21swapper/119:25:201
3152599109,0cyclictest0-21swapper/020:10:220
3152599100,7cyclictest8213-21cat19:30:090
3152599100,7cyclictest10615-21grep20:55:110
3152599100,7cyclictest0-21swapper/019:55:060
3152599100,6cyclictest8552-21sh20:50:120
3152599100,6cyclictest7168-21wc19:25:210
3152599100,6cyclictest6589-21sed20:45:120
3152599100,6cyclictest32242-21cut19:10:150
3152599100,6cyclictest30719-21df20:25:110
3152599100,6cyclictest28752-21grep20:20:120
3152599100,6cyclictest27531-21wc20:15:200
3152599100,6cyclictest22801-21if_err_eno120:05:120
3152599100,6cyclictest21171-21ls20:00:180
3152599100,6cyclictest1994-21grep19:15:110
3152599100,6cyclictest12685-21wc19:40:150
315379998,0cyclictest0-21swapper/320:02:383
315379998,0cyclictest0-21swapper/319:37:383
315379997,1cyclictest41-21ksoftirqd/322:59:593
315379996,2cyclictest674-21dbus-daemon23:53:393
315369998,0cyclictest0-21swapper/223:59:022
315369998,0cyclictest0-21swapper/223:22:222
315369998,0cyclictest0-21swapper/223:22:222
315369998,0cyclictest0-21swapper/200:11:022
315369997,1cyclictest0-21swapper/200:05:032
315349998,0cyclictest6418-21lspci22:35:171
315349998,0cyclictest241ktimersoftd/123:45:341
315349997,1cyclictest25-21ksoftirqd/100:35:171
315349997,1cyclictest25-21ksoftirqd/100:33:061
315349996,2cyclictest674-21dbus-daemon21:50:101
315349990,1cyclictest131rcu_sched00:26:091
315349990,0cyclictest131rcu_sched21:21:191
315349990,0cyclictest121rcu_preempt22:45:351
315259993,5cyclictest1002-21snmpd20:32:360
315259990,5cyclictest2816-21sort20:35:140
30012292,5sleep3642-21systemd-logind00:26:533
5882280,2sleep2321ktimersoftd/200:35:432
315379987,0cyclictest8051-21sadc20:50:003
315379987,0cyclictest0-21swapper/319:21:083
315379986,1cyclictest660-21avahi-daemon22:50:323
315379986,1cyclictest3862-21lspci00:00:013
315379986,1cyclictest20602-21lspci22:09:093
315379985,2cyclictest660-21avahi-daemon23:56:103
315379985,2cyclictest660-21avahi-daemon23:14:213
315379985,2cyclictest660-21avahi-daemon22:15:013
315379985,2cyclictest660-21avahi-daemon21:52:583
315379985,2cyclictest660-21avahi-daemon21:40:153
315379985,2cyclictest660-21avahi-daemon00:05:483
315379985,2cyclictest23493-21sshd21:36:353
315379984,3cyclictest660-21avahi-daemon00:17:143
315379984,3cyclictest649-21polkitd22:00:363
315369987,0cyclictest0-21swapper/221:35:332
315369987,0cyclictest0-21swapper/220:05:122
315369986,1cyclictest674-21dbus-daemon21:32:112
315369986,1cyclictest674-21dbus-daemon21:32:112
315369985,2cyclictest660-21avahi-daemon23:11:412
315369985,2cyclictest660-21avahi-daemon22:06:462
315349987,0cyclictest0-21swapper/120:40:011
315349986,1cyclictest25-21ksoftirqd/122:03:371
315349985,2cyclictest660-21avahi-daemon22:42:471
315349981,1cyclictest25-21ksoftirqd/123:55:121
315379976,0cyclictest0-21swapper/320:19:073
315379975,1cyclictest660-21avahi-daemon21:10:063
315379974,2cyclictest6275-21sshd23:05:213
315369976,0cyclictest0-21swapper/220:50:132
315369975,1cyclictest660-21avahi-daemon22:55:142
315369975,1cyclictest660-21avahi-daemon21:50:432
315369975,1cyclictest3395-21find21:40:182
315369975,1cyclictest0-21swapper/223:25:032
315369974,2cyclictest12470-21sshd22:00:162
315379965,0cyclictest0-21swapper/321:09:373
315379965,0cyclictest0-21swapper/320:31:473
315379963,2cyclictest1002-21snmpd20:52:383
315379963,2cyclictest1002-21snmpd20:44:193
315379963,2cyclictest1002-21snmpd20:20:073
315379963,2cyclictest1002-21snmpd19:25:433
315369964,1cyclictest4101-21tr19:20:112
315369964,1cyclictest1902-21sshd20:34:362
315369963,2cyclictest1002-21snmpd20:44:462
315369963,2cyclictest1002-21snmpd20:17:362
315369963,2cyclictest1002-21snmpd19:25:552
315369960,0cyclictest0-21swapper/220:35:232
315349965,0cyclictest0-21swapper/119:50:011
315349964,1cyclictest674-21dbus-daemon21:10:001
315349964,1cyclictest15986-21kworker/1:020:05:151
315349960,5cyclictest0-21swapper/120:16:501
315349960,5cyclictest0-21swapper/119:37:511
315379953,1cyclictest8504-21cat19:30:123
315379953,1cyclictest32203-21cat19:10:143
315379953,1cyclictest22798-21cat20:05:123
315379953,1cyclictest12615-21cat19:40:153
315379953,1cyclictest1002-21snmpd20:56:373
315379953,1cyclictest1002-21snmpd20:35:533
315379953,1cyclictest1002-21snmpd20:10:433
315379953,1cyclictest1002-21snmpd19:56:093
315379953,1cyclictest1002-21snmpd19:45:513
315379953,1cyclictest1002-21snmpd19:15:553
315379952,2cyclictest1002-21snmpd19:51:233
315369953,1cyclictest8544-21cat19:30:122
315369953,1cyclictest2399-21cat19:15:132
315369953,1cyclictest14894-21cat21:05:142
315369953,1cyclictest13227-21ntp_states21:00:182
315369953,1cyclictest13206-21switchtime19:40:202
315369953,1cyclictest11885-21crond19:40:012
315369953,1cyclictest1002-21snmpd20:47:502
315369953,1cyclictest1002-21snmpd20:25:222
315369953,1cyclictest1002-21snmpd20:24:222
315369953,1cyclictest1002-21snmpd20:10:402
315369953,1cyclictest1002-21snmpd20:02:152
315369953,1cyclictest1002-21snmpd19:52:172
315369953,1cyclictest1002-21snmpd19:12:592
315369952,2cyclictest11190-21ntp_states20:55:152
315369952,2cyclictest1002-21snmpd19:55:202
315349954,0cyclictest0-21swapper/120:31:301
315349953,1cyclictest6039-21kworker/1:120:55:151
315349953,1cyclictest6039-21kworker/1:120:45:151
315349953,1cyclictest28909-21cat20:20:131
315349953,1cyclictest25-21ksoftirqd/119:20:001
315349953,1cyclictest18718-21cat19:55:111
315349953,1cyclictest1002-21snmpd21:00:051
315349953,1cyclictest1002-21snmpd20:51:441
315349953,1cyclictest1002-21snmpd20:39:501
315349953,1cyclictest1002-21snmpd20:27:281
315349953,1cyclictest1002-21snmpd19:40:321
315349953,1cyclictest1002-21snmpd19:10:141
315349952,2cyclictest4783-21awk19:20:151
315349950,1cyclictest20266-21/usr/sbin/munin20:00:131
315349950,0cyclictest0-21swapper/119:49:211
315369942,1cyclictest14187-21cpu19:45:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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