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2026-04-18 - 07:03
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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 Sat Apr 18, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
174202590,1sleep0111rcuc/022:02:350
82022580,0sleep30-21swapper/323:05:443
277232580,0sleep20-21swapper/200:06:112
265092570,0sleep30-21swapper/321:38:363
230752570,0sleep00-21swapper/023:15:300
113272570,1sleep011319-21lspci23:14:340
38252560,0sleep10-21swapper/121:39:251
204762560,1sleep020421-21sshd00:39:530
108732550,0sleep30-21swapper/323:46:093
69172540,0sleep30-21swapper/322:29:233
110262540,0sleep10-21swapper/123:40:181
56642530,0sleep00-21swapper/021:34:050
42782530,0sleep10-21swapper/121:33:581
38462530,0sleep30-21swapper/323:33:553
208352530,0sleep20-21swapper/222:27:452
106592530,0sleep20-21swapper/222:15:482
70092520,1sleep27008-21sshd22:10:022
308752520,1sleep1674-21dbus-daemon21:55:241
18772520,0sleep30-21swapper/321:47:283
205502510,0sleep30-21swapper/321:28:233
92582500,0sleep20-21swapper/200:01:092
323162500,0sleep20-21swapper/222:09:272
306232500,1sleep230621-21lspci21:25:342
214302500,0sleep30-21swapper/323:38:233
176602500,0sleep20-21swapper/222:33:022
147692500,0sleep30-21swapper/300:22:303
147692500,0sleep30-21swapper/300:22:293
17472490,0sleep10-21swapper/121:22:081
133202490,0sleep20-21swapper/221:48:282
66582480,2sleep21376899cyclictest23:51:452
238802470,0sleep10-21swapper/122:47:271
233502470,0sleep10-21swapper/100:36:501
234692370,3sleep31377099cyclictest22:14:123
1336123529,4sleep00-21swapper/019:06:180
1352423114,12sleep30-21swapper/319:08:213
133372287,7sleep10-21swapper/119:05:591
318872220,0sleep30-21swapper/322:53:463
234912210,0sleep30-21swapper/323:04:193
92002190,0sleep39194-21lspci23:40:123
132872198,7sleep20-21swapper/219:05:242
125212190,1sleep012518-21lspci23:31:440
73182180,0sleep00-21swapper/022:32:080
263092180,0sleep10-21swapper/121:13:141
121402180,1sleep312138-21lspci22:57:393
121402180,1sleep312138-21lspci22:57:383
320462170,0sleep10-21swapper/122:28:441
125702170,1sleep012568-21sshd21:51:060
121732170,1sleep112168-21sshd22:40:491
218632160,1sleep20-21swapper/223:35:262
139632160,0sleep113960-21grep21:40:141
13768991615,0cyclictest32082-21lspci00:30:592
320602150,1sleep132059-21bash22:37:021
313312150,0sleep00-21swapper/021:29:430
300992150,0sleep30-21swapper/321:33:243
122892150,0sleep10-21swapper/123:06:061
174532140,0sleep10-21swapper/120:35:141
13768991414,0cyclictest321ktimersoftd/220:34:542
13768991413,0cyclictest32719-21lspci23:22:042
13768991413,0cyclictest321ktimersoftd/221:51:522
13768991413,0cyclictest2488-21lspci00:38:052
13768991413,0cyclictest14661-21lspci21:15:422
6722130,0sleep20-21swapper/223:42:192
319462130,0sleep00-21swapper/022:09:250
282622130,0sleep10-21swapper/122:09:061
273732130,0sleep20-21swapper/223:07:272
208912130,0sleep10-21swapper/100:02:171
1376899130,11cyclictest674-21dbus-daemon22:21:172
131492130,0sleep10-21swapper/123:58:251
131072130,0sleep3391rcuc/300:11:283
131072130,0sleep3391rcuc/300:11:283
320492120,1sleep132050-21sshd23:30:331
187872120,2sleep31377099cyclictest00:08:483
1377099120,1cyclictest642-21systemd-logind22:04:493
1377099120,1cyclictest24281-21sshd22:19:493
1377099120,11cyclictest29977-21packagekitd22:33:493
1376899129,2cyclictest0-21swapper/223:16:272
1376899122,1cyclictest131rcu_sched23:55:202
13768991212,0cyclictest321ktimersoftd/220:13:382
13768991211,0cyclictest14376-21lspci00:15:212
13768991211,0cyclictest12089-21lspci23:49:182
1376799120,11cyclictest1-21systemd21:26:441
1376499120,1cyclictest4807-21rm00:07:070
1376499120,1cyclictest25088-21sshd00:30:180
1376499120,1cyclictest17237-21lspci21:37:470
1376499120,1cyclictest0-21swapper/022:50:170
1376499120,11cyclictest0-21swapper/023:48:380
1377099119,1cyclictest22616-21sshd21:20:383
1377099110,10cyclictest0-21swapper/323:28:393
1377099110,10cyclictest0-21swapper/321:53:293
1377099110,0cyclictest9062-21bash22:46:093
1376899119,1cyclictest19134-21sshd22:41:272
1376899119,1cyclictest16391-21grepconf.sh22:46:472
1376899119,1cyclictest11355-21tty00:11:172
1376899119,1cyclictest11355-21tty00:11:162
1376899112,1cyclictest33-21ksoftirqd/221:42:062
1376899112,1cyclictest131rcu_sched21:33:002
1376899111,1cyclictest33-21ksoftirqd/223:27:052
13768991110,0cyclictest24512-21lspci22:55:512
13768991110,0cyclictest24512-21lspci22:55:502
13768991110,0cyclictest0-21swapper/223:03:072
1376899110,10cyclictest0-21swapper/222:51:162
1376899110,10cyclictest0-21swapper/221:20:262
13767991110,0cyclictest0-21swapper/123:01:241
1376799110,1cyclictest0-21swapper/121:52:241
1376799110,10cyclictest0-21swapper/123:23:341
1376799110,10cyclictest0-21swapper/100:33:131
1376799110,10cyclictest0-21swapper/100:08:041
1376499119,1cyclictest26108-21grep23:21:280
13764991110,0cyclictest0-21swapper/023:25:270
13764991110,0cyclictest0-21swapper/022:10:580
1376499110,10cyclictest31647-21sshd00:13:480
1376499110,10cyclictest31647-21sshd00:13:470
1376499110,10cyclictest29398-21bash22:39:380
1376499110,10cyclictest0-21swapper/023:52:570
1376499110,10cyclictest0-21swapper/022:58:280
1376499110,10cyclictest0-21swapper/022:58:280
1376499110,10cyclictest0-21swapper/022:28:070
1376499110,10cyclictest0-21swapper/021:40:580
128652110,1sleep212867-21systemd-cgroups23:31:462
1377099109,0cyclictest0-21swapper/322:20:393
1377099109,0cyclictest0-21swapper/320:05:193
1377099108,1cyclictest6127-21lspci00:18:093
1377099100,0cyclictest0-21swapper/323:54:093
1377099100,0cyclictest0-21swapper/321:18:393
1376899109,0cyclictest0-21swapper/219:10:162
1376899107,2cyclictest33-21ksoftirqd/221:56:212
1376899104,3cyclictest33-21ksoftirqd/222:00:362
1376899102,1cyclictest674-21dbus-daemon23:11:492
1376899100,0cyclictest0-21swapper/220:24:572
1376799109,0cyclictest0-21swapper/123:19:341
1376799109,0cyclictest0-21swapper/122:31:541
1376799109,0cyclictest0-21swapper/119:38:241
1376799109,0cyclictest0-21swapper/100:19:041
1376799100,9cyclictest0-21swapper/120:27:231
1376799100,0cyclictest0-21swapper/122:17:041
1376799100,0cyclictest0-21swapper/100:24:341
1376799100,0cyclictest0-21swapper/100:24:331
1376499109,0cyclictest0-21swapper/021:17:580
1376499108,1cyclictest9-21ksoftirqd/000:27:240
1376499108,1cyclictest5125-21sshd22:45:480
1376499100,0cyclictest0-21swapper/022:21:080
3552290,0sleep00-21swapper/021:55:520
137709998,0cyclictest0-21swapper/323:57:193
137709998,0cyclictest0-21swapper/323:22:383
137709998,0cyclictest0-21swapper/321:40:293
137709998,0cyclictest0-21swapper/319:55:183
137709996,2cyclictest660-21avahi-daemon23:15:573
137709996,2cyclictest660-21avahi-daemon00:36:283
137689998,0cyclictest0-21swapper/200:21:072
137689998,0cyclictest0-21swapper/200:21:062
137689997,1cyclictest33-21ksoftirqd/222:36:532
137689997,1cyclictest33-21ksoftirqd/221:35:192
137689997,1cyclictest33-21ksoftirqd/200:28:572
137679998,0cyclictest0-21swapper/123:47:341
137679998,0cyclictest0-21swapper/122:57:441
137679998,0cyclictest0-21swapper/122:57:441
137679998,0cyclictest0-21swapper/100:13:341
137679998,0cyclictest0-21swapper/100:13:331
137679990,8cyclictest0-21swapper/120:55:241
137649998,0cyclictest0-21swapper/023:05:480
137649998,0cyclictest0-21swapper/022:15:470
137649998,0cyclictest0-21swapper/020:30:180
137649998,0cyclictest0-21swapper/000:19:180
137649998,0cyclictest0-21swapper/000:00:280
137649996,2cyclictest674-21dbus-daemon22:44:260
137709987,0cyclictest0-21swapper/320:00:193
137709985,2cyclictest8839-21sshd22:35:053
137709985,2cyclictest660-21avahi-daemon22:44:203
137709985,2cyclictest660-21avahi-daemon22:05:563
137709985,2cyclictest660-21avahi-daemon21:13:033
137709985,2cyclictest660-21avahi-daemon00:30:573
137709985,2cyclictest660-21avahi-daemon00:00:583
137689986,1cyclictest33-21ksoftirqd/221:10:132
137689986,1cyclictest33-21ksoftirqd/219:59:592
137679987,0cyclictest0-21swapper/122:01:431
137679986,1cyclictest19681-21lspci00:26:211
137679986,1cyclictest16056-21sshd21:45:541
137679985,2cyclictest660-21avahi-daemon22:50:241
137679985,2cyclictest660-21avahi-daemon22:11:201
137679980,6cyclictest0-21swapper/120:12:031
137649985,2cyclictest674-21dbus-daemon00:20:030
137649985,2cyclictest674-21dbus-daemon00:20:020
137649985,2cyclictest660-21avahi-daemon23:36:310
137649985,2cyclictest660-21avahi-daemon23:04:360
137649985,2cyclictest660-21avahi-daemon21:45:510
137709975,1cyclictest8981-21sshd00:25:183
137709975,1cyclictest660-21avahi-daemon21:55:343
137709974,2cyclictest660-21avahi-daemon23:11:103
137689977,0cyclictest321ktimersoftd/220:27:532
137689976,0cyclictest0-21swapper/219:40:172
137679975,1cyclictest660-21avahi-daemon23:10:501
137679975,1cyclictest30470-21lspci23:36:141
137679975,1cyclictest28103-21sshd22:20:081
137679974,2cyclictest660-21avahi-daemon21:15:391
137679974,2cyclictest2403-21sshd23:25:061
137679973,1cyclictest0-21swapper/123:50:421
137649975,1cyclictest660-21avahi-daemon23:58:150
137649975,1cyclictest660-21avahi-daemon21:21:360
137649975,1cyclictest660-21avahi-daemon21:11:010
137649974,2cyclictest674-21dbus-daemon23:40:230
137709964,1cyclictest1002-21snmpd19:30:493
137709963,2cyclictest1002-21snmpd21:06:293
137709963,2cyclictest1002-21snmpd21:06:283
137709963,2cyclictest1002-21snmpd21:04:193
137709963,2cyclictest1002-21snmpd20:47:333
137709963,2cyclictest1002-21snmpd20:15:243
137709963,2cyclictest1002-21snmpd20:10:593
137709963,2cyclictest1002-21snmpd19:22:173
137709963,2cyclictest1002-21snmpd19:22:173
137709960,5cyclictest0-21swapper/319:44:593
137709960,5cyclictest0-21swapper/319:36:293
137689966,0cyclictest321ktimersoftd/220:50:482
137689966,0cyclictest321ktimersoftd/220:49:382
137689966,0cyclictest321ktimersoftd/220:18:312
137689964,1cyclictest33-21ksoftirqd/220:45:002
137689964,1cyclictest33-21ksoftirqd/219:49:592
137689964,1cyclictest1088-21ntpd20:55:152
137689963,2cyclictest1002-21snmpd20:38:182
137679965,0cyclictest0-21swapper/121:07:141
137679965,0cyclictest0-21swapper/121:07:141
137679965,0cyclictest0-21swapper/119:27:141
137679963,2cyclictest674-21dbus-daemon20:10:001
137679960,5cyclictest0-21swapper/120:20:541
137679960,5cyclictest0-21swapper/119:33:341
137649964,1cyclictest660-21avahi-daemon21:09:490
137649964,1cyclictest660-21avahi-daemon21:09:490
137649963,2cyclictest26720-21sadc21:00:000
137649963,2cyclictest1002-21snmpd20:05:120
137649960,5cyclictest0-21swapper/020:48:480
18938250,0sleep118944-21gltestperf19:20:121
18938250,0sleep118944-21gltestperf19:20:111
137709953,1cyclictest29220-21mii-tool19:45:133
137709953,1cyclictest21058-21cat19:25:143
137709953,1cyclictest19777-21proc_pri20:40:183
137709953,1cyclictest10780-21cpuspeed_turbos20:20:113
137709953,1cyclictest1002-21snmpd20:57:013
137709953,1cyclictest1002-21snmpd20:25:103
137709953,1cyclictest1002-21snmpd19:16:103
137709953,1cyclictest1002-21snmpd19:10:543
137709952,2cyclictest23266-21smartctl20:50:103
137709952,2cyclictest1002-21snmpd20:37:543
137709952,2cyclictest1002-21snmpd20:31:313
137709950,0cyclictest0-21swapper/319:50:093
137689953,1cyclictest5011-21cat20:05:132
137689953,1cyclictest3002-21cat20:00:132
137689953,1cyclictest1002-21snmpd21:02:012
137689953,1cyclictest1002-21snmpd19:50:442
137689953,1cyclictest1002-21snmpd19:37:052
137689953,1cyclictest1002-21snmpd19:27:322
137689952,2cyclictest16937-21cat19:15:142
137689952,2cyclictest1002-21snmpd19:31:042
137689950,0cyclictest0-21swapper/221:09:172
137689950,0cyclictest0-21swapper/221:09:172
137679953,1cyclictest31197-21sed19:50:131
137679953,1cyclictest18817-21/usr/sbin/munin20:40:201
137679953,1cyclictest15573-21cut20:30:161
137679953,1cyclictest13949-21/usr/sbin/munin19:10:161
137679953,1cyclictest1088-21ntpd20:15:141
137679953,1cyclictest1088-21ntpd20:00:141
137679953,1cyclictest1002-21snmpd21:00:461
137679953,1cyclictest1002-21snmpd20:51:061
137679953,1cyclictest1002-21snmpd20:46:011
137679953,1cyclictest1002-21snmpd19:55:391
137679953,1cyclictest1002-21snmpd19:48:401
137679953,1cyclictest1002-21snmpd19:41:531
137679953,1cyclictest1002-21snmpd19:19:521
137649953,1cyclictest913-21cat19:55:140
137649953,1cyclictest31247-21cat19:50:130
137649953,1cyclictest27452-21cat21:00:140
137649953,1cyclictest21059-21cat19:25:140
137649953,1cyclictest17028-21cat19:15:130
137649953,1cyclictest1082-21lldpd20:23:410
137649953,1cyclictest1002-21snmpd20:50:030
137649953,1cyclictest1002-21snmpd20:40:160
137649953,1cyclictest1002-21snmpd20:27:360
137649953,1cyclictest1002-21snmpd20:10:140
137649953,1cyclictest1002-21snmpd19:47:100
137649953,1cyclictest1002-21snmpd19:36:220
137649953,1cyclictest1002-21snmpd19:30:230
137649953,1cyclictest1002-21snmpd19:20:310
137649953,1cyclictest1002-21snmpd19:20:300
137649953,1cyclictest0-21swapper/020:15:160
137649952,2cyclictest2579-21cat20:00:100
137649952,2cyclictest1002-21snmpd20:36:340
137649950,4cyclictest0-21swapper/019:44:480
137689942,1cyclictest19063-21cat19:20:132
137689942,1cyclictest19063-21cat19:20:122
137649941,2cyclictest674-21dbus-daemon19:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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