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2025-12-11 - 14:40
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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 Thu Dec 11, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
850121000,1sleep28503-21bash11:00:162
850121000,1sleep28503-21bash11:00:152
2872021000,0sleep21183599cyclictest12:19:432
2779021000,0sleep027765-21sshd12:05:470
149662990,2sleep11182899cyclictest11:47:011
69862980,0sleep20-21swapper/212:36:002
39302800,0sleep20-21swapper/211:56:152
183212630,0sleep118315-21sshd10:54:271
86172600,0sleep00-21swapper/010:25:220
73392600,0sleep27338-21sshd10:04:122
176552590,0sleep00-21swapper/011:40:190
145482580,0sleep00-21swapper/009:15:120
248492570,1sleep224839-21sshd11:51:392
21562560,1sleep02151-21bash12:29:330
225102550,0sleep20-21swapper/211:40:492
207252550,0sleep30-21swapper/312:34:203
74162540,0sleep30-21swapper/310:18:113
304922540,0sleep30-21swapper/311:34:503
69502530,0sleep31184199cyclictest10:07:303
120662530,0sleep012046-21sshd10:15:110
177092520,0sleep00-21swapper/009:51:120
188392500,1sleep318838-21sshd12:04:583
172002500,0sleep30-21swapper/312:08:093
9262490,0sleep10-21swapper/112:26:181
51622490,0sleep1241ktimersoftd/109:09:531
21782490,0sleep20-21swapper/211:38:452
268862470,0sleep10-21swapper/109:38:001
184362470,0sleep30-21swapper/311:19:313
206572380,0sleep00-21swapper/011:08:260
215942360,0sleep00-21swapper/010:40:350
115722308,7sleep30-21swapper/307:08:113
114312308,7sleep00-21swapper/007:06:250
115752297,7sleep10-21swapper/107:08:131
58042240,0sleep10-21swapper/112:32:551
1142322210,7sleep20-21swapper/207:06:182
103392200,0sleep00-21swapper/011:14:440
99572180,0sleep00-21swapper/010:46:230
56882180,1sleep35672-21munin-run09:49:593
249512180,1sleep224927-21sshd09:16:152
270532160,1sleep125-21ksoftirqd/112:02:151
251102160,1sleep325106-21lspci09:59:053
235522160,1sleep30-21swapper/310:27:003
167432150,0sleep016735-21sshd12:18:240
15102150,0sleep01496-21sshd11:24:360
11841991514,0cyclictest13006-21lspci11:11:033
115852150,0sleep10-21swapper/110:36:081
85202140,0sleep30-21swapper/311:25:163
65282140,0sleep36526-21bash10:53:033
11841991413,0cyclictest13323-21lspci10:32:523
1183599140,0cyclictest0-21swapper/209:20:332
151562130,0sleep00-21swapper/009:33:190
1184199130,12cyclictest0-21swapper/311:50:213
1184199130,12cyclictest0-21swapper/310:57:003
1182899130,1cyclictest6528-21lspci09:10:101
1182899130,12cyclictest26539-21bash11:16:501
11841991211,0cyclictest0-21swapper/310:02:003
11841991210,1cyclictest1098-21rs:main3
11841991210,1cyclictest0-21swapper/309:31:013
1184199120,11cyclictest14484-21lspci09:25:413
11835991210,1cyclictest28970-21/usr/sbin/munin07:50:132
1183599120,1cyclictest21620-21bash11:08:332
1183599120,11cyclictest15678-21lspci09:58:032
1183599120,11cyclictest0-21swapper/209:37:122
1182899120,1cyclictest4693-21lspci11:39:011
1182899120,1cyclictest20286-21sshd12:08:311
1182899120,1cyclictest20047-21sshd11:01:311
1182899120,1cyclictest20047-21sshd11:01:311
1182899120,1cyclictest0-21swapper/111:10:011
1182899120,1cyclictest0-21swapper/109:57:111
11823991211,0cyclictest15452-21sshd10:33:060
1182399120,11cyclictest0-21swapper/009:46:570
239142110,1sleep023910-21sshd12:37:380
1184199119,1cyclictest19067-21sshd09:22:403
1184199119,1cyclictest1803-21id11:56:003
11841991110,0cyclictest11466-21lspci09:14:533
11841991110,0cyclictest0-21swapper/310:12:513
11841991110,0cyclictest0-21swapper/309:18:313
1184199110,0cyclictest0-21swapper/311:47:313
1183599119,1cyclictest14770-21lspci09:50:522
1183599119,1cyclictest13775-21lspci10:11:532
11835991110,0cyclictest0-21swapper/212:33:132
11835991110,0cyclictest0-21swapper/212:29:132
1183599110,10cyclictest0-21swapper/212:05:522
1183599110,10cyclictest0-21swapper/209:44:232
1183599110,10cyclictest0-21swapper/209:09:532
1183599110,0cyclictest0-21swapper/210:35:132
1182899119,1cyclictest28125-21sshd11:52:011
11828991110,0cyclictest0-21swapper/110:25:111
11828991110,0cyclictest0-21swapper/109:29:101
11828991110,0cyclictest0-21swapper/109:16:411
1182899110,10cyclictest0-21swapper/111:24:511
1182899110,10cyclictest0-21swapper/110:40:101
1182899110,10cyclictest0-21swapper/109:20:511
1182399119,1cyclictest26545-21id12:22:360
1182399119,1cyclictest0-21swapper/011:56:260
11823991110,0cyclictest0-21swapper/011:30:260
11823991110,0cyclictest0-21swapper/007:20:150
1182399110,10cyclictest0-21swapper/010:10:170
1182399110,0cyclictest0-21swapper/011:45:060
1182399110,0cyclictest0-21swapper/010:22:470
1182399110,0cyclictest0-21swapper/009:42:460
1184199109,0cyclictest0-21swapper/312:22:103
1184199109,0cyclictest0-21swapper/310:47:113
1184199109,0cyclictest0-21swapper/308:55:203
1184199108,1cyclictest41-21ksoftirqd/310:39:363
1184199108,1cyclictest23123-21sshd09:51:503
1183599109,0cyclictest0-21swapper/211:22:132
1183599109,0cyclictest0-21swapper/211:18:122
1183599109,0cyclictest0-21swapper/210:34:032
1183599109,0cyclictest0-21swapper/207:26:222
1183599108,1cyclictest11005-21sshd09:28:522
1183599100,0cyclictest0-21swapper/210:18:322
1183599100,0cyclictest0-21swapper/209:00:122
1182899108,1cyclictest6004-21users08:10:201
1182899108,1cyclictest14520-21sshd12:39:501
1182899108,1cyclictest10481-21grepconf.sh12:21:001
1182899108,1cyclictest0-21swapper/109:54:101
1182899100,0cyclictest0-21swapper/112:11:201
1182399109,0cyclictest0-21swapper/011:04:470
1182399109,0cyclictest0-21swapper/011:04:470
1182399109,0cyclictest0-21swapper/009:23:070
1182399109,0cyclictest0-21swapper/008:05:270
1182399100,0cyclictest0-21swapper/011:53:370
1182399100,0cyclictest0-21swapper/009:35:370
1182399100,0cyclictest0-21swapper/009:13:370
7912290,1sleep17898-21lspci10:49:501
118419998,0cyclictest18843-21lspci12:15:163
118419998,0cyclictest0-21swapper/311:41:503
118419998,0cyclictest0-21swapper/309:39:203
118419997,1cyclictest41-21ksoftirqd/312:15:003
118419997,1cyclictest41-21ksoftirqd/311:37:093
118419997,1cyclictest41-21ksoftirqd/311:05:103
118419990,8cyclictest15557-21kworker/3:012:25:283
118359998,0cyclictest0-21swapper/210:27:422
118359998,0cyclictest0-21swapper/210:07:032
118359997,1cyclictest33-21ksoftirqd/210:50:232
118359997,1cyclictest13567-21grep09:11:022
118289998,0cyclictest0-21swapper/111:31:401
118289998,0cyclictest0-21swapper/110:30:201
118289997,1cyclictest22640-21bash09:44:401
118289996,2cyclictest24093-21sshd11:26:591
118239998,0cyclictest0-21swapper/011:26:270
118239998,0cyclictest0-21swapper/010:05:260
118239998,0cyclictest0-21swapper/009:56:270
118239998,0cyclictest0-21swapper/008:40:260
118239998,0cyclictest0-21swapper/007:39:250
118239995,3cyclictest13981-21kworker/0:012:10:110
118239993,3cyclictest22503-21perf07:35:000
118419986,1cyclictest41-21ksoftirqd/312:35:163
118419986,1cyclictest41-21ksoftirqd/311:03:373
118419986,1cyclictest41-21ksoftirqd/311:03:363
118419986,1cyclictest41-21ksoftirqd/310:41:443
118419986,1cyclictest41-21ksoftirqd/309:42:093
118419986,1cyclictest0-21swapper/311:20:513
118359987,0cyclictest29150-21lspci12:02:292
118359986,1cyclictest33-21ksoftirqd/210:24:112
118359986,1cyclictest25574-21lspci11:12:292
118359985,2cyclictest649-21avahi-daemon12:21:202
118359985,2cyclictest649-21avahi-daemon12:10:372
118359984,3cyclictest26546-21sshd10:55:162
118289987,0cyclictest0-21swapper/111:43:301
118289987,0cyclictest0-21swapper/108:35:211
118289986,1cyclictest9698-21lspci10:07:481
118289986,1cyclictest29001-21lspci09:34:491
118289986,1cyclictest25-21ksoftirqd/112:15:171
118289985,2cyclictest649-21avahi-daemon10:02:261
118239987,0cyclictest0-21swapper/012:33:270
118239987,0cyclictest0-21swapper/010:54:370
118239986,1cyclictest8230-21sshd10:00:400
118239985,2cyclictest22493-21sshd12:01:460
2936270,1sleep2321ktimersoftd/208:05:112
118419976,0cyclictest0-21swapper/309:08:213
118419976,0cyclictest0-21swapper/307:55:203
118359976,0cyclictest0-21swapper/209:45:332
118359975,1cyclictest33-21ksoftirqd/211:25:212
118359974,2cyclictest649-21avahi-daemon10:45:112
118359974,1cyclictest22431-21sshd09:30:072
118359974,1cyclictest20013-21sshd10:40:252
118359973,3cyclictest700-21gdbus11:45:492
118359973,1cyclictest0-21swapper/211:30:212
118289976,0cyclictest0-21swapper/110:14:011
118289976,0cyclictest0-21swapper/109:00:301
118289976,0cyclictest0-21swapper/108:25:011
118289975,1cyclictest983-21sshd10:55:591
118289975,1cyclictest649-21avahi-daemon11:55:301
118289974,2cyclictest692-21NetworkManager10:20:521
118289974,2cyclictest684-21polkitd10:15:481
118289974,2cyclictest649-21avahi-daemon11:05:511
118239976,0cyclictest0-21swapper/008:49:270
118239976,0cyclictest0-21swapper/008:22:270
118239976,0cyclictest0-21swapper/008:15:160
118239976,0cyclictest0-21swapper/007:10:250
118239975,1cyclictest9-21ksoftirqd/011:16:420
118239975,1cyclictest649-21avahi-daemon10:57:400
118239975,1cyclictest648-21systemd-logind09:25:140
118239974,2cyclictest648-21systemd-logind11:38:210
118419964,1cyclictest28960-21tr07:50:123
118419964,1cyclictest17299-21snmpd08:13:393
118419963,2cyclictest17299-21snmpd07:15:353
118419963,2cyclictest17299-21snmpd07:13:483
118359963,2cyclictest17299-21snmpd08:04:392
118359962,1cyclictest33-21ksoftirqd/207:12:592
118289965,0cyclictest0-21swapper/108:00:301
118289965,0cyclictest0-21swapper/107:30:391
118289965,0cyclictest0-21swapper/107:11:001
118289964,1cyclictest646-21dbus-daemon09:45:071
118289964,1cyclictest646-21dbus-daemon07:55:001
118289964,1cyclictest646-21dbus-daemon07:45:001
118289964,1cyclictest17299-21snmpd07:45:511
118289963,2cyclictest646-21dbus-daemon07:20:001
118289963,2cyclictest17299-21snmpd08:28:431
118239964,1cyclictest646-21dbus-daemon09:06:120
118239964,1cyclictest23400-21cat08:55:180
118239964,1cyclictest17299-21snmpd07:17:090
118239963,2cyclictest539-21sshd10:35:010
118419954,0cyclictest0-21swapper/308:22:203
118419953,1cyclictest4368-21idleruntime-cro08:10:013
118419953,1cyclictest25412-21mii-tool09:00:143
118419953,1cyclictest25209-21cat07:40:143
118419953,1cyclictest23839-21switchtime07:35:203
118419953,1cyclictest17299-21snmpd08:50:083
118419953,1cyclictest17299-21snmpd08:50:073
118419953,1cyclictest17299-21snmpd08:47:113
118419953,1cyclictest17299-21snmpd08:36:073
118419953,1cyclictest17299-21snmpd08:31:113
118419953,1cyclictest17299-21snmpd08:26:313
118419953,1cyclictest17299-21snmpd08:16:223
118419953,1cyclictest17299-21snmpd08:02:523
118419953,1cyclictest17299-21snmpd07:45:243
118419953,1cyclictest17299-21snmpd07:34:203
118419953,1cyclictest17299-21snmpd07:29:123
118419953,1cyclictest17299-21snmpd07:23:093
118419953,1cyclictest17298-21cat08:40:163
118359953,1cyclictest7703-21smart_sda08:15:202
118359953,1cyclictest5096-21cat08:10:122
118359953,1cyclictest20177-21sed08:45:212
118359953,1cyclictest17299-21snmpd08:56:592
118359953,1cyclictest17299-21snmpd08:51:082
118359953,1cyclictest17299-21snmpd08:51:072
118359953,1cyclictest17299-21snmpd08:35:552
118359953,1cyclictest17299-21snmpd08:34:352
118359953,1cyclictest17299-21snmpd08:29:432
118359953,1cyclictest17299-21snmpd08:20:292
118359953,1cyclictest17299-21snmpd07:57:212
118359953,1cyclictest17299-21snmpd07:45:032
118359953,1cyclictest17299-21snmpd07:43:012
118359953,1cyclictest17299-21snmpd07:35:092
118359953,1cyclictest17299-21snmpd07:33:352
118359953,1cyclictest17299-21snmpd07:21:022
118359950,1cyclictest14870-21diskstats07:15:142
118289954,0cyclictest0-21swapper/108:30:111
118289954,0cyclictest0-21swapper/107:20:091
118289953,1cyclictest649-21avahi-daemon07:55:441
118289953,1cyclictest4367-21sadc08:10:011
118289953,1cyclictest23176-21cat07:35:141
118289953,1cyclictest19149-21cat07:25:141
118289953,1cyclictest17299-21snmpd08:16:011
118289953,1cyclictest1049-21rpcbind08:56:321
118289953,1cyclictest1049-21rpcbind08:51:281
118289953,1cyclictest1049-21rpcbind08:51:271
118289953,1cyclictest1049-21rpcbind08:46:401
118289952,2cyclictest17299-21snmpd08:42:071
118239953,1cyclictest29311-21cat07:50:150
118239953,1cyclictest24752-21/usr/sbin/munin07:40:140
118239953,1cyclictest20872-21/usr/sbin/munin08:50:140
118239953,1cyclictest20872-21/usr/sbin/munin08:50:130
118239953,1cyclictest1743-21timerwakeupswit08:00:190
118239953,1cyclictest17299-21snmpd09:00:080
118239953,1cyclictest17299-21snmpd08:35:050
118239953,1cyclictest17299-21snmpd08:28:010
118239953,1cyclictest17299-21snmpd08:11:310
118239953,1cyclictest17299-21snmpd07:47:330
118239953,1cyclictest13099-21cut08:30:130
118359942,1cyclictest16891-21grep08:40:142
118239942,1cyclictest31138-21forks07:55:150
118239942,1cyclictest19344-21uname07:25:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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