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2025-06-08 - 15:31
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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 Sun Jun 08, 2025 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2056921090,1sleep320567-21lspci09:25:133
2056921090,1sleep320567-21lspci09:25:123
289682780,1sleep125-21ksoftirqd/111:49:571
45902720,1sleep20-21swapper/211:35:082
100032590,0sleep20-21swapper/209:17:102
171462560,0sleep10-21swapper/109:28:101
171462560,0sleep10-21swapper/109:28:101
11142560,0sleep30-21swapper/309:43:273
186742550,0sleep10-21swapper/109:55:031
308272540,0sleep20-21swapper/207:35:112
253212530,0sleep00-21swapper/012:11:000
214412530,0sleep021437-21grep11:18:320
43522520,0sleep34348-21lspci11:03:573
43522520,0sleep34348-21lspci11:03:573
246602520,1sleep01095-21nfsd12:17:070
226752520,0sleep00-21swapper/009:15:070
94862510,0sleep20-21swapper/211:45:012
88132510,1sleep28811-21lspci09:27:192
88132510,1sleep28811-21lspci09:27:192
145612500,0sleep20-21swapper/211:11:252
117682500,0sleep00-21swapper/012:03:420
322062490,1sleep032202-21lspci09:33:070
221732490,0sleep10-21swapper/111:24:371
243482480,0sleep024346-21bash12:07:500
167802470,0sleep20-21swapper/212:16:212
119912460,0sleep10-21swapper/112:28:181
165172440,0sleep10-21swapper/110:45:451
195222308,7sleep30-21swapper/307:09:553
192982287,7sleep20-21swapper/207:07:092
1920322722,3sleep10-21swapper/107:05:571
205562250,0sleep00-21swapper/012:38:230
1953722312,7sleep00-21swapper/007:10:010
134992210,0sleep00-21swapper/011:45:200
145932200,0sleep10-21swapper/110:24:591
78602180,1sleep1241ktimersoftd/112:18:371
234572180,1sleep023460-21bash10:32:380
227542180,0sleep10-21swapper/109:48:531
181662180,2sleep01963899cyclictest10:11:470
226382160,0sleep30-21swapper/307:15:153
321872150,0sleep30-21swapper/311:22:313
1965199150,14cyclictest0-21swapper/312:34:553
187862150,0sleep10-21swapper/111:02:071
187862150,0sleep10-21swapper/111:02:071
122042150,2sleep31965199cyclictest09:31:053
39232140,0sleep0721-21gdbus10:20:170
268132140,0sleep30-21swapper/310:59:493
248432140,0sleep00-21swapper/010:46:350
210652140,0sleep00-21swapper/010:05:140
19647991413,0cyclictest0-21swapper/211:29:572
130602140,0sleep20-21swapper/210:17:542
114622140,0sleep20-21swapper/209:31:002
201762130,0sleep30-21swapper/310:46:063
1965199134,3cyclictest41-21ksoftirqd/311:38:053
19651991311,1cyclictest75550irq/24-eno1-rx-12:11:243
1965199130,1cyclictest541-21grep09:56:243
19642991310,2cyclictest27249-21sshd11:55:481
1963899130,12cyclictest646-21dbus-daemon12:20:090
34502120,0sleep00-21swapper/011:13:350
263702120,0sleep026371-21sshd12:26:330
1965199124,1cyclictest41-21ksoftirqd/311:31:583
1965199123,3cyclictest41-21ksoftirqd/311:41:203
1965199123,3cyclictest41-21ksoftirqd/310:36:213
1965199122,1cyclictest41-21ksoftirqd/312:19:073
1965199122,1cyclictest41-21ksoftirqd/311:55:253
1965199121,1cyclictest41-21ksoftirqd/310:17:493
19651991211,0cyclictest0-21swapper/309:53:443
1965199120,1cyclictest29653-21lspci09:19:143
1965199120,1cyclictest26295-21grepconf.sh12:38:543
1965199120,11cyclictest27614-21lspci10:33:053
1964799129,2cyclictest12493-21bash10:07:482
19647991210,1cyclictest684-21polkitd12:21:582
1964799120,1cyclictest670-21packagekitd12:27:072
1964799120,11cyclictest0-21swapper/208:15:172
19642991210,1cyclictest24935-21taskset07:20:171
19642991210,1cyclictest19775-21sshd12:04:271
1964299120,11cyclictest648-21systemd-logind10:25:171
1964299120,11cyclictest1-21systemd09:39:571
1964299120,11cyclictest0-21swapper/111:43:371
19638991210,1cyclictest5584-21grep09:26:590
19638991210,1cyclictest5584-21grep09:26:590
19638991210,1cyclictest370-21jbd2/sda1-811:23:400
1963899120,11cyclictest27830-21lspci11:40:190
117422120,1sleep3646-21dbus-daemon11:26:403
1965199112,1cyclictest41-21ksoftirqd/312:23:173
1965199112,1cyclictest41-21ksoftirqd/311:46:093
1965199111,3cyclictest41-21ksoftirqd/312:07:523
1965199111,1cyclictest22163-21lspci11:15:213
19651991110,0cyclictest0-21swapper/309:45:143
1965199110,1cyclictest25870-21bash09:12:043
1965199110,10cyclictest0-21swapper/310:40:143
1964799119,1cyclictest31307-21sshd10:13:072
1964799119,1cyclictest1-21systemd12:30:152
1964799119,1cyclictest0-21swapper/210:55:172
1964799110,0cyclictest0-21swapper/211:58:582
1964799110,0cyclictest0-21swapper/211:02:072
1964799110,0cyclictest0-21swapper/211:02:072
19642991110,0cyclictest0-21swapper/109:43:371
19642991110,0cyclictest0-21swapper/109:32:371
1964299110,10cyclictest0-21swapper/112:10:471
1964299110,10cyclictest0-21swapper/111:12:071
1963899119,1cyclictest14480-21lspci11:39:090
19638991110,0cyclictest0-21swapper/009:21:190
1963899110,10cyclictest0-21swapper/011:26:290
208092100,0sleep20-21swapper/209:58:312
1965199109,0cyclictest0-21swapper/310:51:143
1965199108,1cyclictest41-21ksoftirqd/310:21:273
1965199104,2cyclictest41-21ksoftirqd/311:52:133
1965199103,3cyclictest41-21ksoftirqd/310:14:313
1965199102,2cyclictest41-21ksoftirqd/309:37:363
1965199102,1cyclictest41-21ksoftirqd/310:02:403
1965199101,3cyclictest41-21ksoftirqd/311:10:223
1965199101,2cyclictest41-21ksoftirqd/310:06:283
1965199100,1cyclictest41-21ksoftirqd/312:25:393
1965199100,1cyclictest41-21ksoftirqd/312:02:373
1965199100,1cyclictest41-21ksoftirqd/310:27:103
1964799109,0cyclictest25567-21lspci11:30:572
1964799109,0cyclictest0-21swapper/212:11:372
1964799109,0cyclictest0-21swapper/210:51:272
1964799109,0cyclictest0-21swapper/209:20:272
1964799108,1cyclictest29365-21ntp_states12:05:172
1964799100,0cyclictest0-21swapper/211:06:082
1964799100,0cyclictest0-21swapper/208:39:562
1964299109,0cyclictest0-21swapper/110:41:171
1964299109,0cyclictest0-21swapper/109:10:271
1964299100,0cyclictest0-21swapper/109:22:481
1963899109,0cyclictest0-21swapper/010:40:190
1963899108,1cyclictest0-21swapper/009:35:190
1963899108,1cyclictest0-21swapper/009:09:290
1963899100,0cyclictest0-21swapper/010:59:090
1963899100,0cyclictest0-21swapper/010:02:190
1963899100,0cyclictest0-21swapper/009:59:400
1963899100,0cyclictest0-21swapper/009:42:090
1963899100,0cyclictest0-21swapper/009:14:100
196519991,3cyclictest41-21ksoftirqd/309:20:413
196519990,3cyclictest41-21ksoftirqd/311:06:473
196479998,0cyclictest18786-21lspci11:15:072
196479998,0cyclictest0-21swapper/210:38:472
196479998,0cyclictest0-21swapper/210:02:262
196479998,0cyclictest0-21swapper/209:38:362
196479998,0cyclictest0-21swapper/208:49:562
196429998,0cyclictest0-21swapper/110:52:171
196429998,0cyclictest0-21swapper/109:52:371
196429997,1cyclictest6546-21lspci11:29:151
196429997,1cyclictest1-21systemd12:33:071
196389998,0cyclictest0-21swapper/011:52:290
196389998,0cyclictest0-21swapper/010:52:590
196389998,0cyclictest0-21swapper/009:54:190
196389997,1cyclictest24739-21sshd10:15:390
196519983,2cyclictest41-21ksoftirqd/309:08:173
196519980,0cyclictest0-21swapper/307:31:433
196479986,1cyclictest649-21avahi-daemon09:12:222
196479986,1cyclictest33-21ksoftirqd/210:25:002
196479986,1cyclictest26677-21sshd09:45:562
196479986,1cyclictest25332-21lspci11:52:382
196479986,1cyclictest1-21systemd11:44:272
196479985,2cyclictest649-21avahi-daemon12:36:512
196479985,2cyclictest649-21avahi-daemon11:22:202
196479985,2cyclictest649-21avahi-daemon10:46:342
196479985,2cyclictest649-21avahi-daemon10:40:022
196479985,2cyclictest649-21avahi-daemon09:50:212
196479985,2cyclictest649-21avahi-daemon09:40:042
196479980,0cyclictest131rcu_sched10:22:312
196429987,0cyclictest21713-21lspci10:32:271
196429987,0cyclictest0-21swapper/111:54:371
196429987,0cyclictest0-21swapper/111:17:471
196429987,0cyclictest0-21swapper/111:08:081
196429986,1cyclictest6898-21lspci10:17:161
196429986,1cyclictest648-21systemd-logind10:01:071
196429986,1cyclictest20004-21lspci10:35:371
196429986,1cyclictest11216-21lspci10:07:381
196429985,2cyclictest649-21avahi-daemon10:59:521
196429985,2cyclictest649-21avahi-daemon09:16:451
196389987,0cyclictest0-21swapper/011:07:090
196389987,0cyclictest0-21swapper/009:45:490
196389987,0cyclictest0-21swapper/008:30:200
196389986,1cyclictest700-21gdbus10:39:400
196389986,1cyclictest22950-21lspci12:32:300
196389986,1cyclictest14887-21lspci11:33:020
18754280,1sleep018911-21sshd11:58:140
196519976,0cyclictest391rcuc/308:05:003
196519971,3cyclictest41-21ksoftirqd/309:05:003
196479975,1cyclictest649-21avahi-daemon10:32:082
196479974,2cyclictest649-21avahi-daemon12:00:492
196479970,6cyclictest0-21swapper/209:01:062
196429976,1cyclictest30014-21lspci12:36:101
196429975,1cyclictest8645-21lspci12:06:201
196429975,1cyclictest22590-21sshd12:20:011
196429975,1cyclictest16978-21sshd11:30:131
196429975,1cyclictest13045-21sshd10:11:151
196429974,2cyclictest700-21gdbus11:35:521
196389974,2cyclictest649-21avahi-daemon11:02:090
196389974,2cyclictest649-21avahi-daemon11:02:080
196389974,2cyclictest649-21avahi-daemon10:28:280
196519965,0cyclictest0-21swapper/307:45:243
196519965,0cyclictest0-21swapper/307:23:433
196519961,3cyclictest41-21ksoftirqd/309:00:003
196519961,3cyclictest41-21ksoftirqd/308:20:193
196519961,3cyclictest41-21ksoftirqd/308:10:003
196519961,3cyclictest41-21ksoftirqd/307:40:153
196519961,3cyclictest41-21ksoftirqd/307:25:163
196519961,3cyclictest41-21ksoftirqd/307:25:163
196519961,2cyclictest41-21ksoftirqd/308:47:573
196519960,5cyclictest0-21swapper/308:27:543
196479965,0cyclictest0-21swapper/208:40:272
196479963,2cyclictest17299-21snmpd08:27:182
196479963,2cyclictest17299-21snmpd07:19:252
196479962,1cyclictest0-21swapper/209:06:192
196479960,5cyclictest0-21swapper/208:55:472
196479960,0cyclictest0-21swapper/207:31:262
196429963,2cyclictest700-21gdbus09:07:441
196429960,5cyclictest0-21swapper/109:02:271
196429960,5cyclictest0-21swapper/108:34:581
196389963,2cyclictest17299-21snmpd08:57:430
196389963,2cyclictest17299-21snmpd08:39:240
196389963,2cyclictest17299-21snmpd07:27:400
196389963,2cyclictest17299-21snmpd07:27:400
196519954,0cyclictest391rcuc/307:55:143
196519954,0cyclictest391rcuc/307:50:173
196519953,1cyclictest649-21avahi-daemon07:35:033
196519953,1cyclictest21088-21mii-tool08:30:143
196519953,1cyclictest17299-21snmpd08:11:593
196519951,2cyclictest41-21ksoftirqd/308:35:193
196519951,2cyclictest41-21ksoftirqd/308:15:023
196519950,3cyclictest0-21swapper/308:40:163
196519950,3cyclictest0-21swapper/307:10:113
196519950,1cyclictest0-21swapper/308:50:003
196479953,1cyclictest2769-21cat07:45:172
196479953,1cyclictest26748-21df07:25:132
196479953,1cyclictest26748-21df07:25:122
196479953,1cyclictest20615-21/usr/sbin/munin08:30:132
196479953,1cyclictest17299-21snmpd08:50:122
196479953,1cyclictest17299-21snmpd08:07:532
196479953,1cyclictest17299-21snmpd08:02:472
196479953,1cyclictest17299-21snmpd07:55:592
196479953,1cyclictest17299-21snmpd07:51:242
196479953,1cyclictest17299-21snmpd07:21:042
196479953,1cyclictest17299-21snmpd07:10:432
196479953,1cyclictest12593-21tr08:10:122
196479952,2cyclictest17299-21snmpd08:22:392
196479952,2cyclictest17299-21snmpd07:41:162
196429954,0cyclictest0-21swapper/108:45:571
196429953,1cyclictest700-21gdbus08:10:001
196429953,1cyclictest646-21dbus-daemon08:35:001
196429953,1cyclictest646-21dbus-daemon07:55:001
196429953,1cyclictest19066-21cat08:25:161
196429953,1cyclictest17299-21snmpd08:55:171
196429953,1cyclictest17299-21snmpd08:52:161
196429953,1cyclictest17299-21snmpd08:16:521
196429953,1cyclictest17299-21snmpd07:48:291
196429953,1cyclictest17299-21snmpd07:40:041
196429953,1cyclictest17299-21snmpd07:29:111
196429953,1cyclictest17299-21snmpd07:29:101
196429953,1cyclictest17299-21snmpd07:12:281
196429953,1cyclictest10920-21cat08:05:151
196429953,1cyclictest1049-21rpcbind07:16:301
196429952,2cyclictest30916-21tail07:35:121
196429952,2cyclictest29429-21pluginstate07:30:191
196429952,2cyclictest25630-21ntp_states08:40:191
196429952,2cyclictest17299-21snmpd08:22:511
196429951,2cyclictest5884-21sshd07:52:201
196389954,0cyclictest0-21swapper/008:47:390
196389953,1cyclictest649-21avahi-daemon08:25:000
196389953,1cyclictest17299-21snmpd08:21:360
196389953,1cyclictest17299-21snmpd08:06:120
196389953,1cyclictest17299-21snmpd08:01:170
196389953,1cyclictest17299-21snmpd07:50:110
196389953,1cyclictest17299-21snmpd07:49:230
196389953,1cyclictest17299-21snmpd07:41:470
196389953,1cyclictest17299-21snmpd07:35:070
196389953,1cyclictest17299-21snmpd07:34:460
196389953,1cyclictest17299-21snmpd07:22:410
196389953,1cyclictest17299-21snmpd07:16:100
196389953,1cyclictest17299-21snmpd07:13:550
196389953,1cyclictest12923-21cat08:10:140
196389953,1cyclictest1053-21lldpd08:40:200
196389952,2cyclictest17299-21snmpd08:52:100
196389952,2cyclictest17299-21snmpd07:56:470
196429942,1cyclictest0-21swapper/108:00:121
196389942,1cyclictest571-21cpuspeed_turbos09:00:120
196389942,1cyclictest14497-21chrt08:15:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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