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2026-04-26 - 04:59
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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 792 highest latencies:
System rack2slot0.osadl.org (updated Sun Apr 26, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
85862980,2sleep1587499cyclictest21:27:511
79842930,0sleep30-21swapper/321:46:153
22492720,0sleep00-21swapper/023:01:260
264292710,0sleep30-21swapper/322:07:333
105232600,0sleep10-21swapper/100:20:251
79502580,1sleep1587499cyclictest19:15:001
236672570,0sleep20-21swapper/222:52:072
261632550,1sleep226159-21bash23:51:022
49842530,0sleep30-21swapper/323:32:253
248482530,0sleep10-21swapper/123:14:361
150312530,0sleep00-21swapper/022:17:440
123712530,0sleep20-21swapper/222:39:572
98522520,0sleep20-21swapper/223:13:182
186882520,0sleep00-21swapper/022:32:010
133912520,1sleep2321ktimersoftd/220:45:152
88422510,0sleep10-21swapper/123:29:591
308352510,1sleep0111rcuc/021:39:510
308352510,1sleep0111rcuc/021:39:500
287532510,0sleep20-21swapper/221:18:262
73262500,0sleep3401ktimersoftd/322:22:403
186962500,1sleep018676-21sshd23:30:450
78702490,0sleep00-21swapper/000:31:300
31602480,0sleep1231rcuc/100:05:471
92102470,0sleep30-21swapper/300:23:123
108772470,0sleep00-21swapper/022:03:260
36242460,0sleep10-21swapper/122:41:571
207342450,0sleep00-21swapper/000:18:370
561624130,7sleep10-21swapper/119:08:161
278702410,2sleep1587499cyclictest00:02:231
163402400,0sleep3391rcuc/322:17:503
131312380,0sleep2311rcuc/200:06:402
284822360,2sleep3588499cyclictest21:26:163
153952360,2sleep3588499cyclictest23:38:583
318232350,1sleep231815-21sshd00:02:442
546023120,7sleep20-21swapper/219:06:212
57362298,7sleep00-21swapper/019:09:430
55782265,7sleep30-21swapper/319:07:473
317942220,0sleep20-21swapper/221:48:222
178452200,0sleep30-21swapper/322:57:123
312712190,1sleep031150-21sshd22:50:000
200012190,0sleep10-21swapper/123:08:361
172142190,0sleep117189-21sshd00:29:351
198742180,0sleep30-21swapper/300:12:553
173872180,0sleep20-21swapper/223:41:532
66072170,0sleep10-21swapper/100:11:451
39522170,1sleep03951-21grep23:35:110
70152160,0sleep3391rcuc/322:00:173
65302160,0sleep0111rcuc/023:15:440
169322160,0sleep10-21swapper/122:03:591
161872160,0sleep00-21swapper/022:09:300
5884991513,1cyclictest21975-21lspci22:37:573
5884991511,3cyclictest17463-21rm00:32:203
265642150,0sleep10-21swapper/122:18:451
588499140,1cyclictest18988-21tty23:56:013
57062140,0sleep00-21swapper/021:31:260
44492140,0sleep30-21swapper/322:28:013
243802140,0sleep3391rcuc/322:43:463
241592140,0sleep00-21swapper/000:04:550
216682140,0sleep20-21swapper/222:04:252
112322140,0sleep00-21swapper/022:25:450
105792140,1sleep110578-21systemd-cgroups23:35:401
588499130,12cyclictest699-21gdbus21:23:503
587899130,12cyclictest11719-21systemd-cgroups21:57:542
5867991311,1cyclictest622-13audispd22:54:570
5884991210,1cyclictest23819-21lspci00:07:373
588499120,1cyclictest0-21swapper/300:19:003
588499120,11cyclictest1004-21sshd23:04:113
587899120,1cyclictest0-21swapper/221:20:132
587899120,11cyclictest3313-21grep22:47:342
587899120,11cyclictest23527-21sshd22:12:542
587899120,11cyclictest14565-21sshd22:28:542
5874991210,1cyclictest624-13audispd23:21:461
5874991210,1cyclictest624-13audispd23:21:451
5874991210,1cyclictest1-21systemd23:57:051
587499120,1cyclictest686-21sshd21:45:361
587499120,1cyclictest12093-21lspci21:12:251
587499120,11cyclictest6374-21sshd22:30:551
587499120,11cyclictest18691-21bash23:30:451
587499120,11cyclictest0-21swapper/123:16:161
587499120,0cyclictest0-21swapper/122:26:061
586799129,2cyclictest642-21systemd-logind23:11:260
5867991210,1cyclictest0-21swapper/023:05:570
586799120,1cyclictest2477-21bash21:51:270
586799120,11cyclictest29469-21sshd21:56:360
136512120,0sleep30-21swapper/322:45:353
588499119,1cyclictest674-21dbus-daemon00:27:013
588499119,1cyclictest6720-21cat20:30:003
588499110,10cyclictest0-21swapper/323:27:203
588499110,10cyclictest0-21swapper/322:31:003
588499110,10cyclictest0-21swapper/321:41:403
587899110,10cyclictest0-21swapper/223:59:232
587899110,10cyclictest0-21swapper/223:24:542
587899110,10cyclictest0-21swapper/223:24:532
587899110,10cyclictest0-21swapper/223:19:242
587899110,10cyclictest0-21swapper/219:53:342
587899110,10cyclictest0-21swapper/200:39:542
587899110,0cyclictest0-21swapper/222:40:032
587499119,1cyclictest5706-21sshd23:52:061
587499119,1cyclictest32423-21grepconf.sh23:04:061
587499110,10cyclictest12671-21grepconf.sh23:47:061
587499110,10cyclictest0-21swapper/122:36:561
587499110,10cyclictest0-21swapper/122:14:061
586799119,1cyclictest23602-21cp21:09:570
586799119,1cyclictest0-21swapper/000:23:460
586799113,4cyclictest20323-21perf23:45:000
5867991110,0cyclictest0-21swapper/000:26:270
586799110,1cyclictest31373-21lspci22:38:470
586799110,10cyclictest0-21swapper/023:55:260
588499109,0cyclictest0-21swapper/323:20:413
588499109,0cyclictest0-21swapper/323:20:403
588499109,0cyclictest0-21swapper/322:53:113
588499108,1cyclictest0-21swapper/321:10:313
588499100,9cyclictest0-21swapper/319:59:003
588499100,0cyclictest31558-21lspci23:15:103
588499100,0cyclictest0-21swapper/323:09:403
588499100,0cyclictest0-21swapper/300:04:513
587899109,0cyclictest0-21swapper/223:45:342
587899109,0cyclictest0-21swapper/223:07:132
587899109,0cyclictest0-21swapper/223:01:442
587899109,0cyclictest0-21swapper/222:19:132
587899109,0cyclictest0-21swapper/220:40:132
587899109,0cyclictest0-21swapper/219:10:342
587899109,0cyclictest0-21swapper/200:13:342
587899108,1cyclictest5683-21sshd22:33:432
587899100,0cyclictest0-21swapper/220:54:042
587899100,0cyclictest0-21swapper/200:30:432
587499109,0cyclictest0-21swapper/122:21:151
587499109,0cyclictest0-21swapper/100:33:251
587499109,0cyclictest0-21swapper/100:16:161
587499108,1cyclictest7144-21sshd00:39:551
587499108,1cyclictest0-21swapper/121:16:461
587499103,1cyclictest25-21ksoftirqd/122:58:251
587499100,0cyclictest0-21swapper/122:08:351
586799109,0cyclictest0-21swapper/022:41:570
586799109,0cyclictest0-21swapper/022:11:370
586799109,0cyclictest0-21swapper/021:22:060
586799100,0cyclictest0-21swapper/000:14:360
58849998,0cyclictest41-21ksoftirqd/321:55:373
58849998,0cyclictest0-21swapper/323:47:113
58849997,1cyclictest623-17sedispatch23:14:013
58849997,1cyclictest41-21ksoftirqd/323:52:533
58789998,0cyclictest0-21swapper/222:56:132
58789998,0cyclictest0-21swapper/200:17:242
58749998,0cyclictest0-21swapper/122:53:061
58749998,0cyclictest0-21swapper/121:40:051
58749998,0cyclictest0-21swapper/120:10:161
58679998,0cyclictest0-21swapper/022:24:460
58679998,0cyclictest0-21swapper/021:42:160
58679998,0cyclictest0-21swapper/021:14:160
58679990,5cyclictest642-21systemd-logind20:35:000
30448290,0sleep00-21swapper/023:54:170
28126290,1sleep1674-21dbus-daemon23:40:041
58849987,0cyclictest0-21swapper/320:40:003
58849987,0cyclictest0-21swapper/320:10:313
58849986,1cyclictest41-21ksoftirqd/323:42:043
58849986,1cyclictest41-21ksoftirqd/321:51:223
58849986,1cyclictest41-21ksoftirqd/321:35:153
58849986,1cyclictest41-21ksoftirqd/321:35:143
58849986,1cyclictest19858-21lspci00:38:123
58849985,2cyclictest660-21avahi-daemon22:12:183
58849985,2cyclictest660-21avahi-daemon21:33:243
58849985,2cyclictest660-21avahi-daemon21:19:463
58789987,0cyclictest0-21swapper/221:54:432
58789986,1cyclictest22048-21lspci23:39:332
58789986,1cyclictest21589-21lspci22:23:552
58789985,2cyclictest660-21avahi-daemon22:06:062
58789985,2cyclictest660-21avahi-daemon21:34:452
58789983,2cyclictest24057-21sshd21:25:422
58789983,1cyclictest674-21dbus-daemon23:30:232
58749986,1cyclictest674-21dbus-daemon21:22:211
58749986,1cyclictest25-21ksoftirqd/122:48:451
58749986,1cyclictest1-21systemd21:54:451
58749985,2cyclictest660-21avahi-daemon21:58:331
58679986,1cyclictest660-21avahi-daemon23:21:250
58679986,1cyclictest660-21avahi-daemon23:21:240
58679986,1cyclictest18822-21sshd00:07:100
58679986,1cyclictest16533-21lspci23:25:040
58679985,2cyclictest674-21dbus-daemon22:58:560
58679985,2cyclictest2677-21sshd21:19:140
16262280,0sleep20-21swapper/221:38:332
16262280,0sleep20-21swapper/221:38:332
58849975,1cyclictest41-21ksoftirqd/321:09:593
58849970,6cyclictest0-21swapper/319:10:513
58789976,1cyclictest2841-21lspci00:25:242
58789975,1cyclictest660-21avahi-daemon00:20:042
58789975,1cyclictest3502-21sshd21:40:132
58789975,1cyclictest28302-21sshd21:10:232
58789974,2cyclictest660-21avahi-daemon23:27:152
58749977,0cyclictest527-40kipmi021:32:351
58749975,1cyclictest25-21ksoftirqd/121:36:261
58749975,1cyclictest25-21ksoftirqd/121:36:251
58749975,1cyclictest25-21ksoftirqd/120:59:591
58679975,1cyclictest18069-21sshd21:25:050
58679974,2cyclictest660-21avahi-daemon21:45:140
58679974,2cyclictest2067-21sshd23:46:090
58679973,1cyclictest16964-21sshd00:35:090
58679972,4cyclictest18588-21munin-run19:40:010
58849966,0cyclictest20618-21kworker/3:019:45:573
58849965,0cyclictest0-21swapper/319:51:403
58849963,2cyclictest1002-21snmpd20:56:423
58849963,2cyclictest1002-21snmpd19:19:503
58789965,0cyclictest0-21swapper/220:19:432
58789965,0cyclictest0-21swapper/219:32:132
58789964,1cyclictest1002-21snmpd19:59:312
58789963,2cyclictest1002-21snmpd21:01:402
58789960,5cyclictest0-21swapper/220:36:542
58789960,5cyclictest0-21swapper/220:25:432
58749964,1cyclictest674-21dbus-daemon20:44:591
58749962,1cyclictest0-21swapper/120:24:331
58749960,5cyclictest0-21swapper/119:58:251
58749960,5cyclictest0-21swapper/119:31:351
58749960,0cyclictest0-21swapper/119:47:351
58679963,2cyclictest1002-21snmpd19:32:540
58679963,2cyclictest1002-21snmpd19:15:390
58679961,4cyclictest22689-21awk19:50:000
58849954,0cyclictest0-21swapper/319:41:503
58849953,1cyclictest19525-21cat21:00:153
58849953,1cyclictest1002-21snmpd20:54:513
58849953,1cyclictest1002-21snmpd20:45:003
58849953,1cyclictest1002-21snmpd20:36:123
58849953,1cyclictest1002-21snmpd20:31:273
58849953,1cyclictest1002-21snmpd20:21:153
58849953,1cyclictest1002-21snmpd20:16:323
58849953,1cyclictest1002-21snmpd20:06:503
58849953,1cyclictest1002-21snmpd20:06:493
58849953,1cyclictest1002-21snmpd20:01:173
58849953,1cyclictest1002-21snmpd19:37:163
58849953,1cyclictest1002-21snmpd19:25:303
58849952,2cyclictest15348-21cat19:30:163
58789954,0cyclictest0-21swapper/219:16:532
58789953,1cyclictest660-21avahi-daemon21:09:402
58789953,1cyclictest19271-21cat19:40:132
58789953,1cyclictest1002-21snmpd20:58:482
58789953,1cyclictest1002-21snmpd20:33:172
58789953,1cyclictest1002-21snmpd20:20:332
58789953,1cyclictest1002-21snmpd20:11:502
58789953,1cyclictest1002-21snmpd20:05:222
58789953,1cyclictest1002-21snmpd20:05:222
58789953,1cyclictest1002-21snmpd20:02:202
58789953,1cyclictest1002-21snmpd19:46:012
58789953,1cyclictest1002-21snmpd19:36:402
58789953,1cyclictest1002-21snmpd19:25:192
58789953,1cyclictest1002-21snmpd19:22:012
58749953,1cyclictest7309-21cat20:30:131
58749953,1cyclictest674-21dbus-daemon19:15:001
58749953,1cyclictest29977-21packagekitd21:04:551
58749953,1cyclictest1705-21sendmail20:52:071
58749953,1cyclictest14043-21switchtime20:45:191
58749953,1cyclictest13053-21head19:25:141
58749953,1cyclictest11964-21grep19:20:201
58749953,1cyclictest1002-21snmpd20:17:351
58749953,1cyclictest1002-21snmpd19:50:051
58749953,1cyclictest1002-21snmpd19:40:001
58749952,2cyclictest0-21swapper/120:35:521
58749952,1cyclictest0-21swapper/119:35:181
58749950,4cyclictest5675-21ntp_states20:25:161
58749950,4cyclictest0-21swapper/121:05:151
58679953,1cyclictest646-21lsmd20:05:090
58679953,1cyclictest646-21lsmd20:05:080
58679953,1cyclictest25390-21cat19:55:120
58679953,1cyclictest24085-21cat19:50:200
58679953,1cyclictest17524-21cat20:55:130
58679953,1cyclictest16061-21smart_sda20:50:190
58679953,1cyclictest1193-21mii-tool20:15:130
58679953,1cyclictest1002-21snmpd21:01:250
58679953,1cyclictest1002-21snmpd20:45:110
58679953,1cyclictest1002-21snmpd20:41:450
58679953,1cyclictest1002-21snmpd20:38:090
58679953,1cyclictest1002-21snmpd20:28:090
58679953,1cyclictest1002-21snmpd20:02:110
58679953,1cyclictest1002-21snmpd19:42:040
58679953,1cyclictest1002-21snmpd19:20:200
58679952,2cyclictest6135-21tr19:10:130
58679952,2cyclictest1002-21snmpd20:20:560
58679952,2cyclictest1002-21snmpd20:10:410
58679952,2cyclictest1002-21snmpd19:26:460
58849942,1cyclictest674-21dbus-daemon19:20:013
58749942,1cyclictest26719-21kworker/1:120:00:101
58749942,1cyclictest1002-21snmpd20:05:171
58749942,1cyclictest1002-21snmpd20:05:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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