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2025-11-26 - 04:57
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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 Wed Nov 26, 2025 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2772921050,2sleep31845099cyclictest23:50:313
2476121050,0sleep00-21swapper/000:24:200
264522940,0sleep326450-21lspci21:18:523
123502940,2sleep21844999cyclictest23:55:312
305942670,0sleep01095-21nfsd23:30:290
170002660,0sleep10-21swapper/100:19:451
103942660,0sleep10-21swapper/122:41:241
266842620,0sleep10-21swapper/122:29:431
40542610,0sleep10-21swapper/100:11:251
224142600,0sleep20-21swapper/223:33:082
177762600,0sleep30-21swapper/321:14:393
231392590,0sleep20-21swapper/221:11:212
241502580,0sleep2311rcuc/221:42:062
62492560,0sleep10-21swapper/123:04:271
30512550,0sleep20-21swapper/200:32:522
294902550,8sleep375550irq/24-eno1-rx-22:16:243
227652550,0sleep3391rcuc/300:00:003
83962540,0sleep30-21swapper/322:51:073
78462520,0sleep30-21swapper/323:21:243
289882520,1sleep328970-21sshd22:12:583
175342510,0sleep30-21swapper/323:25:443
168772510,0sleep30-21swapper/322:55:213
292482500,0sleep30-21swapper/321:29:103
290122500,0sleep3391rcuc/322:29:573
90512490,1sleep29050-21tty22:24:322
320412490,0sleep032033-21lspci21:29:260
302572490,0sleep20-21swapper/200:00:402
199762490,0sleep30-21swapper/323:02:253
142672490,0sleep00-21swapper/021:34:230
116212490,1sleep1241ktimersoftd/121:14:011
278342480,0sleep20-21swapper/222:49:542
18292470,1sleep09-21ksoftirqd/023:03:580
111922450,0sleep30-21swapper/321:34:013
307202400,0sleep20-21swapper/222:53:312
181132308,7sleep30-21swapper/319:07:083
1800722918,7sleep00-21swapper/019:05:480
183182287,7sleep10-21swapper/119:09:411
299772250,1sleep229976-21sshd23:06:522
18445992220,1cyclictest0-21swapper/121:52:031
1828022210,7sleep20-21swapper/219:09:142
175272220,0sleep0646-21dbus-daemon00:34:260
282622180,0sleep328261-21sshd00:32:003
4082170,1sleep0393-21sshd22:37:030
275982170,1sleep0111rcuc/023:57:090
233012170,0sleep00-21swapper/022:29:220
1844999160,15cyclictest19125-21grep22:39:002
11252160,0sleep20-21swapper/221:53:152
87482150,0sleep2321ktimersoftd/221:16:592
57422150,0sleep10-21swapper/122:50:491
282312150,0sleep30-21swapper/322:02:493
1845099150,0cyclictest0-21swapper/323:12:073
1844999152,5cyclictest29445-21grep23:13:362
18449991513,1cyclictest649-21avahi-daemon21:26:302
139212150,0sleep10-21swapper/122:18:091
131032150,0sleep313106-21bash00:37:303
126392150,1sleep341-21ksoftirqd/322:21:243
124612150,1sleep112456-21bash21:57:511
99072140,0sleep10-21swapper/122:10:561
66722140,0sleep10-21swapper/100:36:471
21882140,0sleep00-21swapper/000:36:180
1844999140,1cyclictest17884-21lspci21:55:002
1844999140,10cyclictest20686-21cp21:38:262
1844999140,0cyclictest0-21swapper/221:47:402
1844999140,0cyclictest0-21swapper/200:25:522
1844599140,1cyclictest12671-21bash23:32:041
274562130,0sleep00-21swapper/022:56:250
247832130,0sleep00-21swapper/022:12:310
18450991311,1cyclictest619-17sedispatch22:36:373
1845099130,11cyclictest24974-21sshd23:16:273
1844999134,6cyclictest7990-21sshd00:08:252
18449991310,2cyclictest0-21swapper/223:53:312
1844999130,0cyclictest0-21swapper/200:11:322
1844599130,12cyclictest26612-21sshd23:23:251
1843899130,12cyclictest10101-21sshd00:26:160
135402130,0sleep0111rcuc/022:48:250
292432120,0sleep20-21swapper/219:35:002
292162120,0sleep30-21swapper/321:42:403
289542120,0sleep00-21swapper/023:16:520
18450991210,1cyclictest28372-21id22:06:083
1844999129,2cyclictest0-21swapper/222:18:302
1844999124,5cyclictest2386-21sshd23:37:492
1844999122,5cyclictest592-21grepconf.sh22:13:242
1844999120,8cyclictest11180-21grep23:28:352
1844999120,6cyclictest646-21dbus-daemon23:23:012
1844999120,5cyclictest3295-21bash00:21:502
1844999120,5cyclictest29125-21tty22:02:542
1844999120,5cyclictest25113-21sshd22:29:332
1844999120,11cyclictest4675-21sshd22:34:112
1844999120,11cyclictest0-21swapper/223:02:112
1844999120,11cyclictest0-21swapper/221:32:312
1844999120,11cyclictest0-21swapper/200:35:522
1844999120,0cyclictest0-21swapper/220:55:142
1844599120,1cyclictest0-21swapper/123:07:531
1844599120,11cyclictest7486-21df_inode21:30:141
1844599120,11cyclictest4982-21bash23:54:541
1844599120,11cyclictest0-21swapper/123:59:141
18438991210,1cyclictest670-21packagekitd23:51:260
1843899120,11cyclictest6665-21sshd22:30:540
1843899120,11cyclictest648-21systemd-logind21:35:140
1843899120,11cyclictest0-21swapper/023:13:060
1843899120,11cyclictest0-21swapper/021:56:350
18450991110,0cyclictest0-21swapper/320:00:173
18450991110,0cyclictest0-21swapper/300:15:173
1845099110,10cyclictest0-21swapper/321:46:263
1845099110,10cyclictest0-21swapper/321:22:063
1845099110,0cyclictest0-21swapper/323:33:483
1844999115,5cyclictest649-21avahi-daemon23:16:482
1844999115,5cyclictest646-21dbus-daemon23:41:532
18449991110,0cyclictest0-21swapper/200:15:512
1844999110,7cyclictest21899-21bash22:05:242
1844999110,6cyclictest646-21dbus-daemon22:41:222
1844999110,10cyclictest637-21sshd23:47:492
1844999110,10cyclictest0-21swapper/220:05:002
1844999110,0cyclictest0-21swapper/221:20:502
1844599119,1cyclictest2549-21bash21:46:331
18445991110,0cyclictest0-21swapper/121:22:131
18445991110,0cyclictest0-21swapper/121:15:541
18445991110,0cyclictest0-21swapper/100:29:451
1844599110,10cyclictest0-21swapper/121:38:031
1843899110,1cyclictest32767-21sshd21:46:200
1843899110,10cyclictest0-21swapper/023:24:150
1843899110,10cyclictest0-21swapper/021:40:040
1843899110,10cyclictest0-21swapper/021:11:040
1843899110,0cyclictest0-21swapper/023:08:450
1845099109,0cyclictest0-21swapper/323:41:473
1845099109,0cyclictest0-21swapper/321:50:073
1845099109,0cyclictest0-21swapper/319:55:463
1844999107,2cyclictest0-21swapper/219:23:412
1844999100,9cyclictest0-21swapper/220:02:012
1844999100,6cyclictest646-21dbus-daemon21:07:522
1844999100,6cyclictest20478-21sshd22:55:422
1844999100,1cyclictest12539-21unixbench_multi20:10:232
1844599109,0cyclictest0-21swapper/123:27:441
1844599109,0cyclictest0-21swapper/120:45:031
1844599109,0cyclictest0-21swapper/100:34:441
1844599100,9cyclictest0-21swapper/121:04:331
1844599100,0cyclictest0-21swapper/123:40:041
1844599100,0cyclictest0-21swapper/100:22:141
1843899109,0cyclictest0-21swapper/021:00:140
1843899108,1cyclictest3102-21lspci21:23:040
1843899108,1cyclictest0-21swapper/023:42:450
1843899107,2cyclictest9074-21kworker/0:021:17:370
1843899106,3cyclictest1574-21kworker/0:322:17:110
184499998,0cyclictest0-21swapper/219:39:412
184499993,5cyclictest17299-21snmpd20:18:472
184499990,5cyclictest21757-21tail20:35:142
184499990,0cyclictest0-21swapper/220:25:162
184459998,0cyclictest0-21swapper/123:48:041
184459998,0cyclictest0-21swapper/122:59:141
184459998,0cyclictest0-21swapper/122:22:141
184459998,0cyclictest0-21swapper/121:42:541
184459998,0cyclictest0-21swapper/119:32:331
184459997,1cyclictest1849-21sshd23:14:081
184389998,0cyclictest0-21swapper/022:52:050
184389998,0cyclictest0-21swapper/000:09:250
184389997,1cyclictest616-17auditd22:21:150
184389996,3cyclictest17622-21kworker/0:100:02:280
184389996,2cyclictest10162-21kworker/0:123:35:520
184389995,3cyclictest17622-21kworker/0:123:46:570
184509987,0cyclictest0-21swapper/323:59:083
184509987,0cyclictest0-21swapper/323:35:373
184509987,0cyclictest0-21swapper/321:36:063
184499983,4cyclictest17299-21snmpd19:42:372
184499983,4cyclictest1058-21sendmail19:29:572
184499983,4cyclictest1058-21sendmail19:15:252
184499982,5cyclictest28349-21ntpq20:50:182
184499982,5cyclictest25446-21chrt20:45:032
184499982,5cyclictest17299-21snmpd20:34:242
184499982,5cyclictest17299-21snmpd20:24:442
184499982,5cyclictest17299-21snmpd19:12:402
184499981,6cyclictest31862-21grep21:00:142
184499980,1cyclictest3223-21cpuspeed_turbos19:50:112
184499980,0cyclictest0-21swapper/220:40:122
184499980,0cyclictest0-21swapper/219:45:122
184459987,0cyclictest0-21swapper/100:03:351
184459986,1cyclictest10066-21lspci22:34:451
184459986,1cyclictest10038-21lspci22:00:501
184459985,2cyclictest649-21avahi-daemon22:08:081
184389987,0cyclictest0-21swapper/019:30:140
184389986,2cyclictest9329-21kworker/0:222:00:250
184389986,2cyclictest4185-21kworker/0:000:10:210
184389986,2cyclictest29208-21kworker/0:022:06:050
184389986,2cyclictest27356-21kworker/0:223:25:410
184389986,2cyclictest27063-21kworker/0:221:07:420
184389986,2cyclictest23636-21kworker/0:100:15:040
184389986,2cyclictest2182-21kworker/0:021:52:030
184389986,1cyclictest5089-21sshd22:40:500
184509976,0cyclictest0-21swapper/323:47:583
184509976,0cyclictest0-21swapper/323:05:183
184509976,0cyclictest0-21swapper/300:27:073
184509976,0cyclictest0-21swapper/300:22:073
184509975,1cyclictest6039-21sshd22:40:583
184509975,1cyclictest443-21systemd-journal21:09:323
184509975,1cyclictest24754-21lspci22:46:093
184509975,1cyclictest18782-21lspci21:55:073
184509975,1cyclictest15581-21lspci00:12:403
184509975,1cyclictest14389-21lspci00:09:073
184509974,2cyclictest700-21gdbus22:34:153
184499970,0cyclictest0-21swapper/219:55:112
184459975,1cyclictest649-21avahi-daemon00:08:321
184459975,1cyclictest29449-21lspci22:36:391
184459972,2cyclictest26045-21sshd21:25:221
184509963,2cyclictest17299-21snmpd21:04:113
184509960,5cyclictest0-21swapper/319:44:363
184459965,0cyclictest0-21swapper/120:28:441
184459965,0cyclictest0-21swapper/120:15:141
184459965,0cyclictest0-21swapper/119:55:431
184459964,1cyclictest700-21gdbus20:40:001
184459964,1cyclictest12829-21sshd22:45:021
184459964,1cyclictest10893-21sshd23:15:031
184459964,1cyclictest10826-21sshd23:35:171
184459963,2cyclictest17299-21snmpd21:06:531
184389966,0cyclictest27063-21kworker/0:220:50:170
184389966,0cyclictest27063-21kworker/0:220:42:560
184389966,0cyclictest27063-21kworker/0:220:39:270
184389966,0cyclictest27063-21kworker/0:219:59:250
184389966,0cyclictest27063-21kworker/0:219:52:500
184389966,0cyclictest27063-21kworker/0:219:36:540
184389965,0cyclictest0-21swapper/019:40:140
184509953,1cyclictest3566-21mii-tool19:50:143
184509953,1cyclictest27653-21gltestperf19:30:143
184509953,1cyclictest17299-21snmpd20:57:273
184509953,1cyclictest17299-21snmpd20:50:343
184509953,1cyclictest17299-21snmpd20:41:063
184509953,1cyclictest17299-21snmpd20:35:073
184509953,1cyclictest17299-21snmpd20:34:063
184509953,1cyclictest17299-21snmpd20:25:573
184509953,1cyclictest17299-21snmpd20:15:113
184509953,1cyclictest17299-21snmpd19:45:233
184509953,1cyclictest17299-21snmpd19:36:343
184509953,1cyclictest17299-21snmpd19:25:093
184509953,1cyclictest17299-21snmpd19:22:133
184509953,1cyclictest15782-21cat20:20:133
184509953,1cyclictest1058-21sendmail20:11:363
184509953,1cyclictest10254-21smart_sda20:05:173
184509952,2cyclictest26359-21pluginstate20:45:183
184509952,2cyclictest17299-21snmpd19:10:423
184459953,1cyclictest7274-21cpuspeed_turbos20:00:131
184459953,1cyclictest19976-21unixbench_singl19:10:221
184459953,1cyclictest17299-21snmpd20:53:311
184459953,1cyclictest17299-21snmpd20:32:231
184459953,1cyclictest17299-21snmpd20:20:081
184459953,1cyclictest17299-21snmpd19:50:491
184459953,1cyclictest17299-21snmpd19:40:581
184459953,1cyclictest17299-21snmpd19:36:591
184459953,1cyclictest17299-21snmpd19:20:091
184459952,2cyclictest24635-21wc20:40:201
184459952,1cyclictest17299-21snmpd19:47:471
184459950,4cyclictest11925-21tail20:10:191
184389955,0cyclictest27063-21kworker/0:220:55:150
184389955,0cyclictest27063-21kworker/0:220:30:170
184389955,0cyclictest27063-21kworker/0:220:20:150
184389955,0cyclictest27063-21kworker/0:220:10:150
184389955,0cyclictest27063-21kworker/0:220:05:170
184389955,0cyclictest17330-21kworker/0:019:25:020
184389955,0cyclictest17330-21kworker/0:019:20:110
184389955,0cyclictest17330-21kworker/0:019:15:170
184389955,0cyclictest17330-21kworker/0:019:10:220
184389954,0cyclictest0-21swapper/020:02:450
184389953,1cyclictest17299-21snmpd20:45:030
184389953,1cyclictest17299-21snmpd19:45:310
184389953,1cyclictest0-21swapper/020:15:150
184389952,2cyclictest48-17kauditd20:25:510
184509942,1cyclictest20882-21switchtime19:15:003
184459942,1cyclictest9476-21forks20:05:111
184459942,1cyclictest30011-21cat20:55:141
184459942,1cyclictest25269-21seq19:25:051
184459942,1cyclictest20816-21cpu19:15:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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