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2026-04-27 - 17:54
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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 376 highest latencies:
System rack2slot0.osadl.org (updated Mon Apr 27, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36262980,0sleep30-21swapper/310:17:483
264442820,2sleep01319099cyclictest12:07:400
155232730,0sleep20-21swapper/209:37:342
48452640,0sleep30-21swapper/310:04:103
277182580,0sleep327713-21lspci11:59:293
314692570,0sleep30-21swapper/310:06:233
287952570,0sleep20-21swapper/212:33:092
149192560,2sleep21320299cyclictest09:45:432
75512550,0sleep30-21swapper/310:43:033
45022550,1sleep24501-21grepconf.sh12:19:472
185202550,1sleep00-21swapper/009:24:060
234922540,0sleep10-21swapper/110:55:261
173842540,0sleep20-21swapper/209:43:152
173842540,0sleep20-21swapper/209:43:142
16002540,0sleep00-21swapper/009:44:410
16002540,0sleep00-21swapper/009:44:410
63002530,1sleep21073-21nfsd09:50:282
259862530,0sleep00-21swapper/009:32:500
86192520,0sleep20-21swapper/212:06:042
322312520,0sleep20-21swapper/211:18:192
210822520,0sleep10-21swapper/109:12:381
123112520,0sleep10-21swapper/110:49:021
73432510,0sleep10-21swapper/111:10:371
325082510,0sleep00-21swapper/010:42:240
192192510,0sleep30-21swapper/309:16:163
146342510,0sleep2311rcuc/212:26:122
245642500,0sleep30-21swapper/312:27:053
265942490,0sleep00-21swapper/011:53:500
204872490,0sleep30-21swapper/311:42:113
204872490,0sleep30-21swapper/311:42:103
296472480,0sleep20-21swapper/211:20:462
260272480,0sleep20-21swapper/209:21:002
246882480,0sleep30-21swapper/310:55:333
166082480,0sleep00-21swapper/011:47:250
29782470,0sleep00-21swapper/010:48:130
268852470,0sleep30-21swapper/310:39:113
41462460,0sleep10-21swapper/110:09:371
29892460,0sleep30-21swapper/309:42:003
29892460,0sleep30-21swapper/309:41:593
274132390,0sleep10-21swapper/110:28:081
276212370,1sleep1674-21dbus-daemon12:16:061
320582360,0sleep00-21swapper/011:07:160
96622350,1sleep39652-21lspci11:21:533
307092320,0sleep00-21swapper/012:27:380
287562300,0sleep30-21swapper/310:50:203
1278923025,3sleep00-21swapper/007:06:210
127282298,9sleep30-21swapper/307:05:353
1220422614,7sleep20-21swapper/207:05:182
263382220,0sleep20-21swapper/211:42:422
263382220,0sleep20-21swapper/211:42:412
128152219,7sleep10-21swapper/107:06:411
190192200,0sleep1231rcuc/110:32:551
58202190,4sleep30-21swapper/312:05:493
229412190,1sleep122921-21sshd11:39:401
70022180,0sleep30-21swapper/312:20:003
275452180,0sleep00-21swapper/010:58:380
169562180,1sleep2311rcuc/210:27:122
194042170,0sleep319342-21sshd09:32:023
1319099170,1cyclictest0-21swapper/012:00:080
57662160,0sleep30-21swapper/309:47:433
7192150,0sleep1720-21systemd-cgroups10:53:351
4272150,0sleep00-21swapper/011:57:050
290212150,0sleep00-21swapper/011:29:070
19372150,0sleep30-21swapper/311:37:513
157222150,0sleep2311rcuc/210:43:462
156582150,0sleep10-21swapper/110:24:231
13190991510,4cyclictest23984-21lspci09:38:180
294132140,0sleep30-21swapper/309:13:403
254692140,0sleep10-21swapper/107:35:201
203532140,0sleep00-21swapper/010:30:140
1319099148,5cyclictest18659-21sshd11:17:080
1319099140,13cyclictest0-21swapper/012:36:170
131632140,0sleep00-21swapper/012:17:410
1320299130,1cyclictest2317-21sshd11:26:462
1319799130,0cyclictest0-21swapper/111:03:341
1319099138,4cyclictest0-21swapper/010:03:380
1319099136,1cyclictest20160-21sshd10:16:250
1319099135,2cyclictest674-21dbus-daemon11:21:490
1319099135,2cyclictest660-21avahi-daemon10:38:510
13190991311,1cyclictest649-21polkitd12:13:270
270462120,1sleep227040-21sshd11:48:192
13207991210,1cyclictest0-21swapper/311:01:273
13202991210,1cyclictest12271-21sshd11:00:062
13202991210,1cyclictest0-21swapper/209:58:562
1320299120,1cyclictest11287-21lspci09:27:052
1319099129,2cyclictest0-21swapper/011:35:370
1319099127,4cyclictest15872-21lspci12:31:580
1319099125,2cyclictest660-21avahi-daemon10:07:350
1319099125,1cyclictest660-21avahi-daemon11:32:490
1319099125,1cyclictest660-21avahi-daemon11:12:040
1319099125,1cyclictest660-21avahi-daemon09:12:080
1319099125,1cyclictest649-21polkitd10:50:030
1319099124,2cyclictest660-21avahi-daemon09:48:230
13190991210,1cyclictest10052-21consoletype09:50:470
81562110,1sleep08076-21sshd12:20:040
43272110,0sleep00-21swapper/009:26:150
1320799119,1cyclictest0-21swapper/311:11:573
13207991110,0cyclictest0-21swapper/312:10:273
13207991110,0cyclictest0-21swapper/309:23:373
1320799110,10cyclictest0-21swapper/312:23:463
1320799110,10cyclictest0-21swapper/311:26:573
1320799110,10cyclictest0-21swapper/310:23:373
1320799110,10cyclictest0-21swapper/309:25:463
1320799110,0cyclictest0-21swapper/309:54:373
1320299119,1cyclictest710-21NetworkManager10:48:462
13202991110,0cyclictest0-21swapper/209:17:252
1319799119,1cyclictest0-21swapper/112:06:441
13197991110,0cyclictest0-21swapper/108:15:141
1319799110,10cyclictest0-21swapper/112:01:141
1319799110,10cyclictest0-21swapper/111:52:341
1319799110,10cyclictest0-21swapper/110:15:331
1319799110,10cyclictest0-21swapper/109:19:331
1319799110,10cyclictest0-21swapper/108:45:041
1319799110,0cyclictest0-21swapper/109:47:141
1319099115,1cyclictest674-21dbus-daemon09:59:350
1319099115,1cyclictest660-21avahi-daemon11:41:070
1319099115,1cyclictest660-21avahi-daemon11:41:070
1319099114,2cyclictest674-21dbus-daemon10:20:190
1319099114,1cyclictest674-21dbus-daemon10:28:060
1319099114,1cyclictest660-21avahi-daemon11:02:110
1319099110,10cyclictest0-21swapper/009:17:580
1320799109,0cyclictest0-21swapper/311:15:373
1320799109,0cyclictest0-21swapper/310:48:573
1320799100,9cyclictest0-21swapper/310:10:073
1320799100,0cyclictest0-21swapper/312:30:063
1320799100,0cyclictest0-21swapper/311:32:563
1320299109,0cyclictest0-21swapper/212:00:062
1320299109,0cyclictest0-21swapper/210:36:062
1320299109,0cyclictest0-21swapper/207:29:462
1320299108,1cyclictest28590-21sshd12:13:262
1320299108,1cyclictest24672-21lspci10:05:462
1320299108,1cyclictest17509-21sshd10:57:462
13202991010,0cyclictest0-21swapper/210:12:562
1320299100,0cyclictest0-21swapper/210:00:252
1320299100,0cyclictest0-21swapper/209:14:362
1319799109,0cyclictest0-21swapper/112:22:231
1319799109,0cyclictest0-21swapper/109:38:541
1319799109,0cyclictest0-21swapper/108:40:141
1319799109,0cyclictest0-21swapper/107:25:141
1319799109,0cyclictest0-21swapper/107:24:531
1319799108,1cyclictest9479-21sshd10:43:131
1319799108,1cyclictest3734-21sshd09:58:341
1319799108,1cyclictest0-21swapper/111:05:541
1319799100,0cyclictest0-21swapper/112:39:231
1319799100,0cyclictest0-21swapper/109:51:231
1319099104,1cyclictest31723-21sshd10:14:440
132079998,0cyclictest0-21swapper/311:53:563
132079997,1cyclictest13465-21rm12:03:473
132029998,0cyclictest0-21swapper/212:38:162
132029998,0cyclictest0-21swapper/211:36:462
131979998,0cyclictest0-21swapper/111:21:531
131979998,0cyclictest0-21swapper/110:00:031
131979998,0cyclictest0-21swapper/108:35:441
131979997,1cyclictest25-21ksoftirqd/111:45:011
131979997,1cyclictest25-21ksoftirqd/111:45:001
131979996,2cyclictest674-21dbus-daemon11:29:491
131979996,2cyclictest660-21avahi-daemon12:12:461
9519280,1sleep3401ktimersoftd/311:05:173
24169280,0sleep30-21swapper/311:48:043
132079987,0cyclictest0-21swapper/310:33:173
132079987,0cyclictest0-21swapper/308:15:173
132079986,1cyclictest29988-21sshd09:36:023
132079985,2cyclictest660-21avahi-daemon10:29:033
132079980,7cyclictest11588-21sshd12:37:183
132029987,0cyclictest0-21swapper/211:51:262
132029986,1cyclictest660-21avahi-daemon10:51:212
132029986,1cyclictest21086-21lspci10:19:192
132029986,1cyclictest20841-21lspci10:22:012
132029985,2cyclictest660-21avahi-daemon12:20:422
132029985,2cyclictest660-21avahi-daemon11:55:552
132029985,2cyclictest660-21avahi-daemon11:31:572
132029985,2cyclictest660-21avahi-daemon10:32:202
131979987,0cyclictest0-21swapper/111:55:431
131979987,0cyclictest0-21swapper/108:55:141
131979987,0cyclictest0-21swapper/108:22:441
131979985,2cyclictest660-21avahi-daemon10:11:051
131979984,3cyclictest660-21avahi-daemon09:26:051
131979984,3cyclictest622-13audispd09:42:331
131979984,3cyclictest622-13audispd09:42:321
131979984,1cyclictest674-21dbus-daemon12:27:241
131979984,1cyclictest660-21avahi-daemon10:37:591
131909987,0cyclictest0-21swapper/009:05:170
131909987,0cyclictest0-21swapper/007:35:170
132079973,3cyclictest642-21systemd-logind09:55:533
132029975,1cyclictest674-21dbus-daemon11:13:122
132029975,1cyclictest660-21avahi-daemon09:32:552
132029975,1cyclictest3913-21lspci11:07:372
131979976,0cyclictest0-21swapper/109:30:341
131979975,1cyclictest660-21avahi-daemon11:30:161
131979975,1cyclictest660-21avahi-daemon11:15:231
131979973,3cyclictest699-21gdbus09:21:191
131979973,3cyclictest649-21polkitd11:45:261
131979972,2cyclictest17580-21sshd12:32:081
131979970,6cyclictest0-21swapper/108:11:531
132079964,1cyclictest649-21polkitd07:30:003
132079964,1cyclictest15516-21grep08:30:203
132079963,2cyclictest642-21systemd-logind09:09:493
132079963,2cyclictest1002-21snmpd08:59:093
132079963,2cyclictest1002-21snmpd08:03:163
132079963,2cyclictest1002-21snmpd07:48:043
132079963,2cyclictest1002-21snmpd07:41:393
132079963,2cyclictest1002-21snmpd07:39:153
132079963,2cyclictest1002-21snmpd07:33:563
132079960,5cyclictest0-21swapper/308:25:073
132029964,1cyclictest674-21dbus-daemon08:40:002
132029964,1cyclictest16267-21grep07:15:132
132029964,1cyclictest1002-21snmpd07:52:492
132029964,1cyclictest1002-21snmpd07:49:152
132029963,2cyclictest1002-21snmpd08:53:432
132029963,2cyclictest1002-21snmpd08:41:322
132029963,2cyclictest1002-21snmpd08:15:222
132029963,2cyclictest1002-21snmpd08:10:512
131979964,1cyclictest3741-21crond08:05:011
131979963,2cyclictest1002-21snmpd08:52:401
131979962,1cyclictest0-21swapper/107:54:441
131979960,5cyclictest0-21swapper/108:31:141
131909963,2cyclictest1002-21snmpd08:44:010
131909963,2cyclictest1002-21snmpd08:23:350
131909963,2cyclictest1002-21snmpd07:17:510
132079954,0cyclictest0-21swapper/308:12:363
132079953,1cyclictest674-21dbus-daemon08:25:003
132079953,1cyclictest4477-21cat08:05:133
132079953,1cyclictest26870-21cat09:00:133
132079953,1cyclictest18725-21cat08:40:153
132079953,1cyclictest18263-21df07:20:113
132079953,1cyclictest16578-21hddtemp_smartct08:35:113
132079953,1cyclictest1002-21snmpd08:52:023
132079953,1cyclictest1002-21snmpd08:46:533
132079953,1cyclictest1002-21snmpd07:55:093
132079952,2cyclictest1002-21snmpd07:10:543
132079950,0cyclictest0-21swapper/307:51:273
132029953,1cyclictest26852-21mii-tool09:00:122
132029953,1cyclictest13872-21cat07:10:142
132029953,1cyclictest1002-21snmpd09:05:062
132029953,1cyclictest1002-21snmpd08:56:572
132029953,1cyclictest1002-21snmpd08:45:562
132029953,1cyclictest1002-21snmpd08:05:192
132029953,1cyclictest1002-21snmpd08:03:222
132029953,1cyclictest1002-21snmpd07:57:092
132029953,1cyclictest1002-21snmpd07:42:272
132029953,1cyclictest1002-21snmpd07:35:302
132029953,1cyclictest1002-21snmpd07:32:232
132029953,1cyclictest1002-21snmpd07:22:122
132029952,2cyclictest15321-21wc08:30:202
132029952,2cyclictest1002-21snmpd08:26:352
131979953,1cyclictest674-21dbus-daemon07:49:591
131979953,1cyclictest660-21avahi-daemon09:05:001
131979953,1cyclictest25-21ksoftirqd/107:15:001
131979953,1cyclictest1002-21snmpd09:00:091
131979953,1cyclictest1002-21snmpd08:28:101
131979953,1cyclictest1002-21snmpd08:08:371
131979953,1cyclictest1002-21snmpd07:40:541
131979952,1cyclictest0-21swapper/107:32:421
131909954,0cyclictest0-21swapper/008:25:270
131909953,1cyclictest8548-21cat08:15:150
131909953,1cyclictest7168-21xargs08:10:180
131909953,1cyclictest646-21lsmd07:26:070
131909953,1cyclictest4690-21head08:05:150
131909953,1cyclictest29974-21sadc07:49:590
131909953,1cyclictest26897-21interrupts09:00:140
131909953,1cyclictest22801-21cat08:50:150
131909953,1cyclictest16690-21cat08:35:130
131909953,1cyclictest1015-21runrttasks07:31:450
131909953,1cyclictest1002-21snmpd08:49:320
131909953,1cyclictest1002-21snmpd08:33:260
131909953,1cyclictest1002-21snmpd07:56:340
131909952,2cyclictest26201-21tr07:40:110
131909952,2cyclictest1002-21snmpd07:10:510
131909950,4cyclictest0-21swapper/007:51:280
132079942,1cyclictest15695-21uname07:15:003
132029942,1cyclictest10092-21/usr/sbin/munin08:20:122
131979942,1cyclictest660-21avahi-daemon07:55:051
131979942,1cyclictest13661-21entropy07:10:121
131909942,1cyclictest18312-21gltestperf07:20:120
131909942,1cyclictest1002-21snmpd08:55:030
131909942,1cyclictest0-21swapper/008:00:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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