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2026-05-08 - 15:14
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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 Fri May 08, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
76452850,2sleep22875399cyclictest10:16:562
240102780,2sleep32875899cyclictest09:47:573
224002720,0sleep30-21swapper/310:12:403
233732630,0sleep30-21swapper/311:13:443
146892580,0sleep20-21swapper/212:06:062
61282570,0sleep20-21swapper/212:36:072
223832570,1sleep0101ktimersoftd/009:10:490
212622570,0sleep20-21swapper/211:35:502
92692550,1sleep29272-21bash12:28:012
13912540,0sleep30-21swapper/309:31:463
125312540,0sleep10-21swapper/109:35:531
304672530,1sleep330464-21lspci11:50:373
263962530,1sleep2321ktimersoftd/211:53:082
248192530,0sleep10-21swapper/110:29:321
133352530,0sleep00-21swapper/012:36:440
59132520,1sleep1674-21dbus-daemon10:50:031
200722520,0sleep30-21swapper/309:55:503
157912520,0sleep3391rcuc/307:55:123
305822510,0sleep30-21swapper/311:28:183
228702510,1sleep022872-21bash09:53:220
115772510,2sleep02874199cyclictest11:43:290
240632500,0sleep2311rcuc/209:53:292
170082500,0sleep00-21swapper/010:39:570
141102500,0sleep30-21swapper/312:34:033
101032500,0sleep00-21swapper/011:07:000
203452490,0sleep30-21swapper/309:18:293
182132490,0sleep118211-21lspci12:28:481
13552490,0sleep00-21swapper/012:32:560
90962480,2sleep32875899cyclictest09:43:563
31682480,0sleep20-21swapper/207:25:002
207662480,0sleep00-21swapper/011:55:230
99272470,2sleep12874899cyclictest12:33:411
237452470,1sleep10-21swapper/110:07:141
74542460,0sleep20-21swapper/210:14:112
327132460,0sleep10-21swapper/112:10:261
135152430,0sleep00-21swapper/011:26:470
299942410,2sleep22875399cyclictest10:02:142
192282380,0sleep20-21swapper/212:12:082
2835823429,3sleep20-21swapper/207:06:272
283172287,7sleep10-21swapper/107:05:581
2837922311,7sleep30-21swapper/307:06:443
2854122211,7sleep00-21swapper/007:08:450
96842200,1sleep19683-21bash09:49:311
64582200,0sleep0111rcuc/010:16:500
10582200,1sleep0649-21polkitd11:17:220
54022190,1sleep3622-13audispd10:44:293
271952190,0sleep127194-21sshd09:42:421
100662190,0sleep00-21swapper/012:16:540
233072180,1sleep00-21swapper/010:21:020
50612170,0sleep20-21swapper/210:22:162
46832170,0sleep00-21swapper/010:55:230
327652170,0sleep332762-21sshd09:27:463
2875399176,2cyclictest33-21ksoftirqd/209:55:172
174802170,0sleep00-21swapper/010:06:410
295712160,1sleep0622-13audispd10:49:180
28758991615,0cyclictest28486-21lspci11:36:293
28758991615,0cyclictest22597-21lspci10:18:153
28758991615,0cyclictest12476-21lspci11:23:573
278352160,0sleep00-21swapper/011:30:470
139772160,0sleep00-21swapper/012:00:240
64402150,0sleep20-21swapper/212:02:382
312172150,1sleep131214-21grepconf.sh12:04:491
28753991514,0cyclictest27463-21lspci09:23:142
28753991514,0cyclictest0-21swapper/209:35:572
261912150,1sleep326190-21sshd12:29:303
244702150,0sleep30-21swapper/309:39:433
2875899141,2cyclictest674-21dbus-daemon12:16:103
28753991413,0cyclictest30010-21lspci09:19:412
2874899140,12cyclictest19211-21tty10:45:331
252512140,0sleep30-21swapper/311:19:293
165612140,1sleep2311rcuc/211:57:532
152892140,0sleep20-21swapper/211:32:342
34642130,0sleep10-21swapper/111:42:461
28758991312,0cyclictest20183-21lspci12:20:313
2875899130,1cyclictest7613-21sshd12:08:203
2875399130,1cyclictest11735-21bash10:53:172
2874199130,12cyclictest1-21systemd11:49:310
207152130,0sleep00-21swapper/009:36:360
28758991210,1cyclictest41-21ksoftirqd/310:25:453
28758991210,1cyclictest19628-21crond12:15:003
2875899120,1cyclictest642-21systemd-logind11:34:173
2875399125,1cyclictest33-21ksoftirqd/209:41:172
2875399124,1cyclictest33-21ksoftirqd/212:24:242
2875399121,3cyclictest33-21ksoftirqd/211:24:002
28753991212,0cyclictest26689-21sensors08:20:172
2875399120,3cyclictest121rcu_preempt10:32:062
28748991210,1cyclictest1-21systemd11:34:131
2874899120,1cyclictest0-21swapper/111:45:241
2874199122,1cyclictest9-21ksoftirqd/010:01:170
2874199122,1cyclictest9-21ksoftirqd/009:43:000
28741991210,1cyclictest5774-21grepconf.sh10:41:410
2874199120,1cyclictest25670-21sshd12:12:410
2874199120,1cyclictest18192-21lspci11:02:070
2875899113,2cyclictest41-21ksoftirqd/311:40:013
2875899111,1cyclictest131rcu_sched11:47:253
2875899111,0cyclictest131rcu_sched11:08:353
2875899110,10cyclictest1400-21grepconf.sh12:35:403
2875899110,10cyclictest0-21swapper/310:05:303
2875899110,0cyclictest0-21swapper/310:34:103
2875399115,3cyclictest33-21ksoftirqd/210:26:582
2875399114,1cyclictest33-21ksoftirqd/211:47:252
2875399114,1cyclictest33-21ksoftirqd/211:00:172
2875399114,1cyclictest33-21ksoftirqd/209:45:042
2875399113,4cyclictest33-21ksoftirqd/209:12:532
2875399113,1cyclictest649-21polkitd11:17:082
2875399113,1cyclictest33-21ksoftirqd/212:32:132
2875399112,2cyclictest33-21ksoftirqd/210:08:022
2875399111,1cyclictest33-21ksoftirqd/210:38:232
28753991110,0cyclictest321ktimersoftd/210:40:522
28753991110,0cyclictest0-21swapper/210:45:372
2874899119,1cyclictest21953-21sshd11:08:031
28748991110,0cyclictest0-21swapper/111:21:341
2874899110,10cyclictest0-21swapper/112:19:131
2874899110,10cyclictest0-21swapper/112:05:531
2874899110,0cyclictest0-21swapper/111:13:131
2874899110,0cyclictest0-21swapper/109:18:531
2874199119,1cyclictest28420-21sshd11:14:110
2874199114,4cyclictest20287-21sshd09:55:510
2874199113,1cyclictest9-21ksoftirqd/012:20:470
2874199113,0cyclictest9-21ksoftirqd/011:35:190
2874199110,0cyclictest0-21swapper/012:26:020
2875899109,0cyclictest75750irq/24-eno1-rx-10:03:303
2875899109,0cyclictest0-21swapper/307:30:003
2875899108,1cyclictest41-21ksoftirqd/310:25:003
2875899100,9cyclictest0-21swapper/312:00:303
2875899100,3cyclictest41-21ksoftirqd/310:47:473
2875899100,1cyclictest131rcu_sched10:36:443
2875899100,1cyclictest131rcu_sched09:52:143
2875899100,1cyclictest131rcu_sched09:23:223
2875899100,1cyclictest1072-21nfsd11:00:003
2875399108,1cyclictest4182-21lspci09:32:072
2875399108,1cyclictest33-21ksoftirqd/211:11:072
2875399104,3cyclictest33-21ksoftirqd/211:41:222
2875399102,3cyclictest33-21ksoftirqd/212:15:392
2875399102,1cyclictest121rcu_preempt10:56:492
2875399101,1cyclictest33-21ksoftirqd/211:26:092
2874899109,0cyclictest0-21swapper/111:58:031
2874899109,0cyclictest0-21swapper/110:56:041
2874899100,0cyclictest0-21swapper/110:24:031
2874899100,0cyclictest0-21swapper/109:57:431
2874199109,0cyclictest0-21swapper/009:46:010
2874199109,0cyclictest0-21swapper/009:31:310
2874199109,0cyclictest0-21swapper/009:20:410
2874199109,0cyclictest0-21swapper/008:05:110
2874199106,1cyclictest9-21ksoftirqd/012:08:280
2874199104,2cyclictest674-21dbus-daemon11:22:420
2874199102,2cyclictest9-21ksoftirqd/010:11:010
2874199102,1cyclictest9-21ksoftirqd/009:15:090
2874199101,1cyclictest9-21ksoftirqd/010:25:100
2874199101,1cyclictest131rcu_sched10:30:440
2874199100,1cyclictest710-21NetworkManager11:51:180
2874199100,0cyclictest0-21swapper/010:50:110
2874199100,0cyclictest0-21swapper/008:30:210
287589997,1cyclictest41-21ksoftirqd/310:55:163
287589993,1cyclictest41-21ksoftirqd/311:55:403
287589991,1cyclictest131rcu_sched09:00:003
287539998,0cyclictest1002-21snmpd07:25:512
287539998,0cyclictest0-21swapper/208:53:172
287539998,0cyclictest0-21swapper/208:13:172
287539998,0cyclictest0-21swapper/208:07:172
287539998,0cyclictest0-21swapper/207:40:172
287539993,3cyclictest33-21ksoftirqd/209:25:172
287539993,1cyclictest33-21ksoftirqd/207:15:002
287539992,1cyclictest33-21ksoftirqd/211:05:202
287539990,0cyclictest0-21swapper/208:19:572
287489998,0cyclictest10940-21sshd10:00:331
287489998,0cyclictest0-21swapper/112:24:431
287489998,0cyclictest0-21swapper/111:18:231
287489998,0cyclictest0-21swapper/109:27:031
287489994,4cyclictest5440-21sshd10:16:441
287419991,2cyclictest9-21ksoftirqd/009:25:030
287419990,5cyclictest30762-21cp07:15:000
287589985,2cyclictest660-21avahi-daemon10:50:283
287589980,1cyclictest121rcu_preempt09:11:123
287589980,0cyclictest0-21swapper/308:32:003
287539988,0cyclictest321ktimersoftd/208:36:032
287489986,1cyclictest660-21avahi-daemon09:20:141
287489985,2cyclictest674-21dbus-daemon11:25:591
287489985,2cyclictest660-21avahi-daemon10:12:211
287489985,2cyclictest25-21ksoftirqd/110:38:301
287489985,1cyclictest1922-21sshd10:44:101
287489984,3cyclictest674-21dbus-daemon11:39:411
287489984,1cyclictest674-21dbus-daemon12:37:221
287419980,4cyclictest620-17auditd08:05:000
287589976,0cyclictest0-21swapper/309:09:403
287589976,0cyclictest0-21swapper/307:41:503
287539977,0cyclictest321ktimersoftd/209:04:402
287539977,0cyclictest321ktimersoftd/208:59:392
287539977,0cyclictest321ktimersoftd/208:48:562
287539975,1cyclictest660-21avahi-daemon09:09:462
287539971,1cyclictest131rcu_sched08:29:562
287489975,1cyclictest660-21avahi-daemon11:51:311
287489975,1cyclictest660-21avahi-daemon09:30:321
287489975,1cyclictest19873-21lspci09:10:291
287489974,2cyclictest699-21gdbus11:00:121
287489974,2cyclictest660-21avahi-daemon10:30:071
287489973,1cyclictest16618-21grep09:50:061
287419976,0cyclictest0-21swapper/008:45:010
287419970,2cyclictest9-21ksoftirqd/008:35:000
287589964,1cyclictest1002-21snmpd07:12:083
287589963,2cyclictest1002-21snmpd08:26:563
287589963,2cyclictest1002-21snmpd07:20:293
287539966,0cyclictest321ktimersoftd/207:37:412
287539964,1cyclictest649-21polkitd08:01:012
287539963,2cyclictest1002-21snmpd07:45:302
287489964,1cyclictest699-21gdbus09:09:591
287489960,5cyclictest0-21swapper/108:29:231
287489960,0cyclictest0-21swapper/108:55:231
287419965,0cyclictest0-21swapper/008:50:410
287419964,1cyclictest9-21ksoftirqd/008:00:000
287419963,2cyclictest660-21avahi-daemon09:09:350
287419963,2cyclictest1002-21snmpd08:40:200
287419963,2cyclictest1002-21snmpd08:40:200
287419960,5cyclictest0-21swapper/007:37:210
287419960,1cyclictest5024-21dump-pmu-power07:29:560
287589953,1cyclictest1705-21sendmail08:06:093
287589953,1cyclictest12285-21pmu-power07:45:163
287589953,1cyclictest1002-21snmpd09:03:363
287589953,1cyclictest1002-21snmpd08:54:503
287589953,1cyclictest1002-21snmpd08:45:033
287589953,1cyclictest1002-21snmpd08:41:083
287589953,1cyclictest1002-21snmpd08:41:083
287589953,1cyclictest1002-21snmpd08:19:343
287589953,1cyclictest1002-21snmpd08:12:553
287589953,1cyclictest1002-21snmpd07:35:513
287589952,2cyclictest1002-21snmpd08:20:253
287589952,2cyclictest1002-21snmpd08:00:113
287589952,2cyclictest1002-21snmpd07:28:483
287589950,4cyclictest32423-21sshd07:15:153
287589950,4cyclictest13687-21sh07:50:103
287589950,1cyclictest0-21swapper/308:40:003
287539954,0cyclictest0-21swapper/208:30:472
287539953,1cyclictest33-21ksoftirqd/207:35:002
287539953,1cyclictest29387-21cat07:10:132
287539953,1cyclictest1002-21snmpd08:43:562
287539953,1cyclictest1002-21snmpd08:43:562
287539953,1cyclictest1002-21snmpd07:55:032
287539952,2cyclictest1002-21snmpd07:54:332
287489955,0cyclictest31538-21kworker/1:008:51:571
287489953,1cyclictest9840-21cat07:40:131
287489953,1cyclictest1925-21cat08:40:141
287489953,1cyclictest1925-21cat08:40:131
287489953,1cyclictest17979-21cat08:00:131
287489953,1cyclictest1705-21sendmail07:35:311
287489953,1cyclictest10044-21mii-tool09:00:121
287489953,1cyclictest1002-21snmpd08:39:111
287489953,1cyclictest1002-21snmpd08:19:111
287489953,1cyclictest1002-21snmpd07:56:031
287489953,1cyclictest1002-21snmpd07:50:131
287489953,1cyclictest1002-21snmpd07:31:571
287489953,1cyclictest1002-21snmpd07:10:201
287489952,2cyclictest3774-21cut07:25:141
287489952,2cyclictest25696-21grep08:20:111
287489952,2cyclictest12799-21taskset07:45:241
287489952,2cyclictest1002-21snmpd08:31:051
287489952,2cyclictest1002-21snmpd08:10:581
287489950,4cyclictest19532-21/usr/sbin/munin08:05:191
287489950,4cyclictest0-21swapper/107:18:131
287489950,1cyclictest3468-21/usr/sbin/munin08:45:191
287489950,1cyclictest1190-21/usr/sbin/munin07:20:111
287419953,1cyclictest9-21ksoftirqd/008:10:000
287419953,1cyclictest9-21ksoftirqd/007:15:000
287419953,1cyclictest26112-21mii-tool08:20:130
287419953,1cyclictest22526-21kworker/0:107:20:100
287419953,1cyclictest1002-21snmpd08:59:350
287419953,1cyclictest1002-21snmpd08:28:340
287419953,1cyclictest1002-21snmpd07:54:100
287419953,1cyclictest1002-21snmpd07:43:180
287419952,2cyclictest698-21gdbus07:50:000
287419952,2cyclictest0-21swapper/007:30:070
287419950,2cyclictest121rcu_preempt09:00:090
287419942,1cyclictest9-21ksoftirqd/008:15:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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