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2025-09-15 - 18:01
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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 Mon Sep 15, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111302920,0sleep10-21swapper/112:04:411
116942870,2sleep32002999cyclictest12:31:013
169262840,0sleep3391rcuc/310:15:483
209672750,1sleep3401ktimersoftd/309:37:473
303322580,1sleep330333-21bash10:29:223
202352560,0sleep30-21swapper/312:35:233
223412540,0sleep30-21swapper/312:28:493
255672530,0sleep10-21swapper/110:55:511
255672530,0sleep10-21swapper/110:55:511
150342520,0sleep20-21swapper/212:34:562
141812520,0sleep0111rcuc/012:08:430
23942510,0sleep20-21swapper/210:25:572
216042510,0sleep30-21swapper/309:15:243
97602500,0sleep00-21swapper/011:32:550
209902500,0sleep00-21swapper/012:35:280
121972500,0sleep00-21swapper/012:04:480
5472490,0sleep3504-21sshd10:02:193
232242490,0sleep20-21swapper/210:24:402
214812490,0sleep20-21swapper/211:30:212
271872480,0sleep027185-21grep10:21:090
77302450,2sleep32002999cyclictest09:24:583
135442440,0sleep10-21swapper/111:09:571
265802420,2sleep12001699cyclictest11:27:111
66742270,0sleep00-21swapper/009:39:570
195842269,7sleep00-21swapper/007:05:530
1963122513,7sleep30-21swapper/307:06:283
1962022210,7sleep20-21swapper/207:06:192
181192219,7sleep10-21swapper/107:05:051
302952200,1sleep3391rcuc/311:19:443
17882200,0sleep20-21swapper/209:20:332
70442190,0sleep10-21swapper/111:55:551
126542190,0sleep20-21swapper/209:48:122
251312180,1sleep09-21ksoftirqd/012:17:240
82952170,0sleep30-21swapper/312:19:193
248342170,0sleep10-21swapper/109:15:461
223502160,1sleep3401ktimersoftd/311:30:263
298912150,0sleep10-21swapper/110:52:391
291122150,0sleep00-21swapper/012:29:350
285272150,1sleep30-21swapper/310:21:203
20016991513,1cyclictest0-21swapper/112:19:151
20010991513,1cyclictest5208-21kworker/0:109:52:110
159992150,0sleep116001-21bash09:52:191
2001699140,12cyclictest29369-21lspci10:13:341
20010991413,0cyclictest30883-21kworker/0:209:14:030
20010991412,1cyclictest20931-21kworker/0:011:45:000
199732140,0sleep10-21swapper/109:11:141
89452130,0sleep20-21swapper/210:42:232
293282130,0sleep0111rcuc/011:39:120
245032130,0sleep00-21swapper/012:13:330
20022991311,1cyclictest3342-21lspci12:07:282
20010991312,0cyclictest28555-21kworker/0:210:40:530
166442130,0sleep30-21swapper/309:29:463
92802120,0sleep30-21swapper/312:08:103
20029991210,1cyclictest13243-21gltestperf09:10:143
2002999120,1cyclictest17134-21sshd09:44:543
20022991210,1cyclictest0-21swapper/207:10:192
2001699120,1cyclictest21396-21sshd11:10:551
2001699120,1cyclictest1095-21nfsd11:38:451
2001699120,1cyclictest0-21swapper/110:19:051
2001099129,1cyclictest3028-21kworker/0:111:06:420
20010991211,0cyclictest2898-21lspci09:46:510
20010991211,0cyclictest12447-21kworker/0:112:33:320
20010991210,1cyclictest3588-21lspci09:24:250
2001099120,0cyclictest1011-21sshd11:28:190
20029991110,0cyclictest0-21swapper/311:55:253
20029991110,0cyclictest0-21swapper/311:28:543
2002999110,10cyclictest0-21swapper/312:23:553
2002999110,0cyclictest0-21swapper/310:33:143
2002299110,10cyclictest0-21swapper/210:01:092
2002299110,10cyclictest0-21swapper/209:44:482
20016991110,0cyclictest0-21swapper/110:44:551
2001699110,10cyclictest0-21swapper/111:42:141
2001699110,10cyclictest0-21swapper/109:30:541
2001699110,0cyclictest0-21swapper/110:20:341
20010991110,0cyclictest4462-21lspci11:55:310
20010991110,0cyclictest18371-21lspci11:22:150
20010991110,0cyclictest18371-21lspci11:22:140
20010991110,0cyclictest0-21swapper/010:34:400
20010991110,0cyclictest0-21swapper/009:30:480
2001099110,10cyclictest0-21swapper/009:07:480
2002999109,0cyclictest0-21swapper/309:52:443
2002999100,0cyclictest0-21swapper/311:54:543
2002999100,0cyclictest0-21swapper/310:42:243
2002299109,0cyclictest6862-21sshd12:22:492
2002299109,0cyclictest0-21swapper/211:52:482
2002299109,0cyclictest0-21swapper/211:29:482
2002299109,0cyclictest0-21swapper/210:32:382
2002299108,1cyclictest0-21swapper/209:19:082
2002299100,0cyclictest0-21swapper/212:28:282
2002299100,0cyclictest0-21swapper/209:27:482
2002299100,0cyclictest0-21swapper/208:33:192
2001699109,0cyclictest0-21swapper/111:15:251
2001699109,0cyclictest0-21swapper/109:57:141
2001699109,0cyclictest0-21swapper/109:42:141
2001699100,0cyclictest0-21swapper/112:24:551
2001699100,0cyclictest0-21swapper/109:37:051
2001099109,0cyclictest0-21swapper/009:58:080
2001099108,1cyclictest13843-21sshd10:35:090
200299998,0cyclictest0-21swapper/309:59:453
200299997,1cyclictest22874-21lspci09:45:253
200229998,0cyclictest0-21swapper/212:17:082
200229998,0cyclictest0-21swapper/208:20:282
200229990,8cyclictest0-21swapper/207:52:492
200229990,0cyclictest0-21swapper/208:54:182
200169998,0cyclictest0-21swapper/112:36:161
200169998,0cyclictest0-21swapper/112:12:361
200169998,0cyclictest0-21swapper/110:37:141
200169998,0cyclictest0-21swapper/108:30:151
200109998,1cyclictest20931-21kworker/0:011:49:530
200109998,0cyclictest4914-21lspci10:53:320
200109998,0cyclictest3662-21lspci11:12:420
200109998,0cyclictest10510-21kworker/0:009:00:010
200109998,0cyclictest0-21swapper/012:23:190
200109998,0cyclictest0-21swapper/009:19:380
200109997,1cyclictest9-21ksoftirqd/010:55:180
200109997,1cyclictest9-21ksoftirqd/010:55:170
200109997,1cyclictest9-21ksoftirqd/010:49:500
200109997,1cyclictest9-21ksoftirqd/010:11:250
200299986,1cyclictest618-13audispd10:59:223
200299986,1cyclictest618-13audispd10:59:213
200299986,1cyclictest3177-21lspci11:39:573
200299980,7cyclictest0-21swapper/309:05:453
200229986,1cyclictest3360-21lspci11:16:302
200229986,1cyclictest33-21ksoftirqd/210:11:102
200229986,1cyclictest33-21ksoftirqd/209:58:442
200229986,1cyclictest15350-21lspci10:08:192
200229985,2cyclictest649-21avahi-daemon11:08:062
200169986,1cyclictest978-21lspci09:46:391
200169986,1cyclictest17834-21lspci11:49:351
200169985,2cyclictest649-21avahi-daemon11:30:221
200169985,2cyclictest649-21avahi-daemon10:31:161
200169985,2cyclictest649-21avahi-daemon10:26:021
200109988,0cyclictest30444-21kworker/0:210:02:250
200109986,1cyclictest9-21ksoftirqd/011:51:470
200109986,1cyclictest9-21ksoftirqd/011:18:040
200109986,1cyclictest9-21ksoftirqd/010:30:010
200109986,1cyclictest9-21ksoftirqd/010:05:110
200109986,1cyclictest9-21ksoftirqd/009:40:150
200109986,1cyclictest14506-21sshd10:15:290
200299975,1cyclictest649-21avahi-daemon11:47:133
200299975,1cyclictest646-21dbus-daemon10:51:003
200299975,1cyclictest31540-21sshd09:31:243
200299975,1cyclictest17988-21sshd10:12:123
200299975,1cyclictest15777-21sshd11:21:573
200299975,1cyclictest15777-21sshd11:21:563
200299974,2cyclictest700-21gdbus10:38:383
200299974,2cyclictest649-21avahi-daemon11:11:303
200299973,2cyclictest646-21dbus-daemon11:42:433
200229976,0cyclictest29596-21lspci10:56:202
200229976,0cyclictest29596-21lspci10:56:192
200229975,1cyclictest3888-21sshd10:37:552
200229975,1cyclictest33-21ksoftirqd/212:37:142
200229975,1cyclictest33-21ksoftirqd/211:45:202
200229975,1cyclictest33-21ksoftirqd/210:15:162
200229974,2cyclictest649-21avahi-daemon09:51:052
200229974,2cyclictest646-21dbus-daemon11:13:532
200229974,2cyclictest1053-21lldpd12:12:112
200229974,1cyclictest2467-21sshd11:35:532
200229974,1cyclictest11581-21sshd10:46:362
200229973,3cyclictest646-21dbus-daemon12:03:232
200229973,1cyclictest6469-21sshd11:01:222
200229972,2cyclictest9577-21sshd09:36:302
200169976,0cyclictest0-21swapper/112:31:051
200169976,0cyclictest0-21swapper/112:25:261
200169975,1cyclictest649-21avahi-daemon10:07:551
200169975,1cyclictest646-21dbus-daemon10:46:101
200169975,1cyclictest31213-21sshd09:23:531
200169974,2cyclictest649-21avahi-daemon12:06:111
200169973,3cyclictest443-21systemd-journal11:00:171
200109975,1cyclictest9-21ksoftirqd/011:01:470
200109974,1cyclictest24795-21sshd09:26:520
15244270,0sleep315416-21sshd11:02:273
14191270,1sleep20-21swapper/209:10:202
200299965,0cyclictest0-21swapper/312:10:053
200299965,0cyclictest0-21swapper/307:55:233
200299965,0cyclictest0-21swapper/307:37:443
200299964,1cyclictest649-21avahi-daemon10:05:313
200299964,1cyclictest13806-21sshd11:06:033
200299964,1cyclictest1-21systemd12:00:273
200299963,2cyclictest17299-21snmpd09:01:313
200299963,2cyclictest17299-21snmpd07:32:343
200299962,2cyclictest31668-21sshd10:45:133
200299960,5cyclictest0-21swapper/308:46:343
200299960,0cyclictest0-21swapper/308:33:253
200299960,0cyclictest0-21swapper/308:14:033
200229965,0cyclictest0-21swapper/208:46:282
200229964,1cyclictest684-21polkitd11:55:102
200229964,1cyclictest4086-21sshd11:40:012
200229964,1cyclictest3558-21sshd11:20:202
200229964,1cyclictest3558-21sshd11:20:192
200229964,1cyclictest33-21ksoftirqd/207:20:002
200229964,1cyclictest10869-21sshd10:50:182
200229964,1cyclictest10533-21perf08:05:002
200229963,1cyclictest22683-21sshd09:30:192
200229960,5cyclictest0-21swapper/209:01:382
200169966,0cyclictest523-40kipmi008:25:241
200169965,0cyclictest0-21swapper/108:40:041
200169965,0cyclictest0-21swapper/108:15:251
200169965,0cyclictest0-21swapper/107:20:141
200169964,1cyclictest646-21dbus-daemon10:00:181
200169964,1cyclictest646-21dbus-daemon09:08:371
200169964,1cyclictest2100-21sshd11:20:131
200169964,1cyclictest2100-21sshd11:20:121
200169963,2cyclictest8763-21sshd09:25:031
200169963,2cyclictest17299-21snmpd08:59:351
200169963,2cyclictest1-21systemd11:50:141
200169963,2cyclictest11821-21kworker/1:007:41:021
200109964,1cyclictest9-21ksoftirqd/008:40:000
200109964,1cyclictest32689-21kworker/0:207:47:160
200299954,0cyclictest0-21swapper/308:08:433
200299953,1cyclictest649-21avahi-daemon08:40:203
200299953,1cyclictest32461-21grep08:55:213
200299953,1cyclictest17312-21cat08:20:143
200299953,1cyclictest17299-21snmpd08:54:043
200299953,1cyclictest17299-21snmpd08:38:393
200299953,1cyclictest17299-21snmpd08:28:063
200299953,1cyclictest17299-21snmpd08:15:043
200299953,1cyclictest17299-21snmpd07:45:593
200299953,1cyclictest17299-21snmpd07:40:473
200299953,1cyclictest17299-21snmpd07:25:563
200299953,1cyclictest17299-21snmpd07:21:553
200299953,1cyclictest17299-21snmpd07:16:583
200299953,1cyclictest17299-21snmpd07:10:083
200299953,1cyclictest1053-21lldpd07:53:213
200229954,0cyclictest0-21swapper/207:31:582
200229953,1cyclictest682-21lsmd08:10:232
200229953,1cyclictest25294-21mii-tool07:20:132
200229953,1cyclictest18890-21/usr/sbin/munin08:25:142
200229953,1cyclictest17299-21snmpd08:58:412
200229953,1cyclictest17299-21snmpd08:41:082
200229953,1cyclictest17299-21snmpd08:35:122
200229953,1cyclictest17299-21snmpd07:56:232
200229953,1cyclictest17299-21snmpd07:45:022
200229953,1cyclictest17299-21snmpd07:44:332
200229953,1cyclictest17299-21snmpd07:35:082
200229953,1cyclictest17299-21snmpd07:25:142
200229953,1cyclictest1049-21rpcbind08:17:382
200229950,1cyclictest4414-21cp09:06:522
200169954,0cyclictest0-21swapper/109:01:041
200169954,0cyclictest0-21swapper/108:38:541
200169954,0cyclictest0-21swapper/108:10:041
200169954,0cyclictest0-21swapper/107:36:241
200169953,1cyclictest8716-21/usr/sbin/munin08:00:131
200169953,1cyclictest29752-21needreboot08:50:171
200169953,1cyclictest28134-21ls08:45:171
200169953,1cyclictest17313-21cat08:20:151
200169953,1cyclictest17299-21snmpd08:05:031
200169953,1cyclictest17299-21snmpd07:55:201
200169953,1cyclictest17299-21snmpd07:50:181
200169953,1cyclictest17299-21snmpd07:33:231
200169953,1cyclictest17299-21snmpd07:18:351
200169953,1cyclictest1053-21lldpd07:11:011
200169952,2cyclictest2961-21cut07:45:101
200169952,2cyclictest27265-21wc07:25:171
200109954,0cyclictest0-21swapper/007:25:180
200109953,1cyclictest7878-21ls07:55:220
200109953,1cyclictest649-21avahi-daemon07:50:560
200109953,1cyclictest17299-21snmpd08:45:020
200109953,1cyclictest17299-21snmpd08:29:000
200109953,1cyclictest17299-21snmpd08:20:520
200109953,1cyclictest17299-21snmpd08:18:270
200109953,1cyclictest17299-21snmpd08:07:040
200109953,1cyclictest17299-21snmpd08:02:110
200109953,1cyclictest17299-21snmpd07:40:270
200109953,1cyclictest17299-21snmpd07:35:560
200109953,1cyclictest17299-21snmpd07:23:340
200109953,1cyclictest17299-21snmpd07:11:430
200109953,1cyclictest0-21swapper/008:40:130
200109952,2cyclictest30681-21taskset08:52:570
200109952,2cyclictest30387-21seq07:31:270
200109952,2cyclictest21938-21cut08:30:190
200109952,2cyclictest13706-21cut08:10:160
200109951,1cyclictest24579-21idleruntime-cro07:20:000
200109950,4cyclictest0-21swapper/009:03:480
200299942,1cyclictest17299-21snmpd08:00:033
200229940,3cyclictest10929-21cstates08:05:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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