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2026-03-28 - 15:18
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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 Sat Mar 28, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
96232950,0sleep29574-21sshd10:10:062
39032630,0sleep30-21swapper/310:47:523
323022630,0sleep30-21swapper/310:55:413
90712590,0sleep20-21swapper/212:24:032
246082550,0sleep124602-21lspci09:38:321
54422520,2sleep1853299cyclictest09:34:121
326872520,0sleep10-21swapper/110:20:141
23852520,1sleep22379-21sshd12:04:202
260342510,0sleep10-21swapper/111:41:401
188462510,0sleep30-21swapper/309:54:283
186552510,0sleep00-21swapper/012:11:080
46202500,1sleep24613-21sshd09:53:152
301072500,0sleep00-21swapper/012:23:050
246902500,0sleep20-21swapper/209:44:032
236552500,0sleep00-21swapper/011:44:160
182752500,0sleep20-21swapper/211:10:532
151722500,0sleep20-21swapper/211:24:242
71592490,0sleep30-21swapper/311:50:593
67832490,0sleep00-21swapper/009:39:470
249792490,0sleep20-21swapper/211:38:532
227422490,0sleep022743-21bash10:27:340
34042480,0sleep03400-21sshd10:50:290
301662480,0sleep2642-21systemd-logind09:55:202
119772480,0sleep10-21swapper/112:10:331
96402470,0sleep09641-21sshd09:31:150
42382470,0sleep20-21swapper/209:26:432
124972470,2sleep1853299cyclictest12:21:341
58122460,0sleep10-21swapper/110:31:351
247272380,0sleep20-21swapper/211:52:312
25432350,0sleep20-21swapper/209:39:252
83762319,7sleep00-21swapper/007:09:280
81762308,7sleep20-21swapper/207:06:592
840622917,7sleep30-21swapper/307:09:523
278652220,1sleep0674-21dbus-daemon11:25:210
811622110,7sleep10-21swapper/107:06:141
5132180,0sleep20-21swapper/210:31:082
248582180,1sleep2674-21dbus-daemon11:33:252
271202170,0sleep20-21swapper/210:19:462
38232160,1sleep23818-21lspci11:59:012
275442160,0sleep00-21swapper/010:19:480
252422160,0sleep20-21swapper/212:39:062
20462160,1sleep32048-21bash09:22:363
178802160,0sleep017881-21sshd10:05:140
88992150,0sleep30-21swapper/310:29:093
3672150,0sleep00-21swapper/009:55:340
285102150,0sleep00-21swapper/012:36:350
159262150,0sleep20-21swapper/210:05:092
853299140,2cyclictest0-21swapper/112:08:281
202392140,0sleep10-21swapper/110:57:261
187682140,0sleep1231rcuc/111:02:481
854399130,11cyclictest674-21dbus-daemon09:14:433
853799130,1cyclictest29979-21gdbus10:48:182
853799130,12cyclictest0-21swapper/212:15:472
8532991311,1cyclictest0-21swapper/109:28:081
852599130,11cyclictest0-21swapper/009:22:170
277642130,1sleep2321ktimersoftd/210:38:582
18822130,0sleep30-21swapper/309:44:523
162692130,0sleep10-21swapper/111:29:591
128022130,0sleep00-21swapper/011:05:020
128022130,0sleep00-21swapper/011:05:020
8543991210,1cyclictest29977-21packagekitd09:57:043
8543991210,1cyclictest0-21swapper/312:04:533
854399120,1cyclictest0-21swapper/309:29:243
854399120,11cyclictest674-21dbus-daemon11:31:443
854399120,11cyclictest18055-21sshd11:02:433
854399120,11cyclictest0-21swapper/309:36:233
8537991210,1cyclictest1-21systemd11:45:582
853799120,1cyclictest11880-21rm09:12:082
853799120,11cyclictest22606-21lspci11:05:482
853799120,11cyclictest22606-21lspci11:05:472
8532991210,1cyclictest12402-21tty10:37:391
8532991210,1cyclictest1-21systemd12:26:091
853299120,11cyclictest8053-21sshd10:26:181
853299120,11cyclictest13672-21sshd11:21:291
853299120,11cyclictest1268-21sshd11:39:391
853299120,11cyclictest0-21swapper/111:15:381
8525991210,1cyclictest620-17auditd09:48:570
8525991210,1cyclictest29440-21sshd10:39:070
852599120,1cyclictest13888-21grep11:46:070
852599120,11cyclictest22387-21sshd10:02:560
49402120,0sleep10-21swapper/111:12:321
280292120,0sleep00-21swapper/011:14:330
8543991110,0cyclictest0-21swapper/311:44:043
854399110,10cyclictest20589-21sshd11:13:533
854399110,10cyclictest0-21swapper/310:16:333
854399110,10cyclictest0-21swapper/310:10:233
854399110,10cyclictest0-21swapper/309:34:333
854399110,10cyclictest0-21swapper/309:19:543
854399110,10cyclictest0-21swapper/309:19:533
854399110,10cyclictest0-21swapper/308:45:133
853799119,1cyclictest25116-21sshd12:28:082
8537991110,0cyclictest0-21swapper/212:07:072
853799110,1cyclictest5242-21lspci09:45:072
853799110,0cyclictest0-21swapper/210:21:082
853299119,1cyclictest29977-21packagekitd10:42:381
853299119,1cyclictest0-21swapper/110:12:091
853299119,1cyclictest0-21swapper/110:00:281
853299110,10cyclictest0-21swapper/111:59:481
853299110,0cyclictest0-21swapper/112:17:081
852599119,1cyclictest0-21swapper/011:57:060
852599110,10cyclictest20242-21sshd12:05:460
852599110,10cyclictest0-21swapper/012:34:060
852599110,10cyclictest0-21swapper/012:15:560
852599110,10cyclictest0-21swapper/011:37:170
262142110,0sleep10-21swapper/111:33:311
854399109,0cyclictest0-21swapper/312:23:443
854399109,0cyclictest0-21swapper/311:39:033
854399108,1cyclictest7064-21grep11:20:533
854399108,1cyclictest28276-21sshd12:36:343
854399108,1cyclictest1918-21cp11:15:043
854399100,9cyclictest0-21swapper/307:27:433
854399100,9cyclictest0-21swapper/307:15:243
854399100,0cyclictest0-21swapper/310:43:133
853799109,0cyclictest0-21swapper/209:30:082
853799100,0cyclictest0-21swapper/211:27:272
853299100,0cyclictest0-21swapper/109:40:591
853299100,0cyclictest0-21swapper/109:13:491
852599109,0cyclictest0-21swapper/011:03:170
852599109,0cyclictest0-21swapper/010:13:170
852599109,0cyclictest0-21swapper/009:51:060
852599108,1cyclictest30565-21bash11:31:060
268812100,0sleep30-21swapper/312:33:453
181492100,1sleep2311rcuc/210:57:152
85439998,0cyclictest0-21swapper/312:13:343
85439998,0cyclictest0-21swapper/310:34:043
85439996,2cyclictest7052-21sshd10:53:363
85379997,1cyclictest28146-21sshd10:00:372
85379990,0cyclictest0-21swapper/207:37:172
85329998,0cyclictest0-21swapper/111:51:081
85329998,0cyclictest0-21swapper/110:48:091
85259997,1cyclictest7621-21lspci09:11:370
28844290,1sleep328846-21id10:03:293
13318290,0sleep30-21swapper/311:59:503
85439987,0cyclictest0-21swapper/312:25:133
85439987,0cyclictest0-21swapper/307:50:143
85439986,1cyclictest31250-21lspci09:47:173
85439985,2cyclictest660-21avahi-daemon12:16:133
85439985,2cyclictest660-21avahi-daemon12:06:153
85439985,2cyclictest660-21avahi-daemon11:45:423
85439985,2cyclictest660-21avahi-daemon11:07:033
85439985,2cyclictest660-21avahi-daemon11:07:023
85439985,2cyclictest660-21avahi-daemon10:36:103
85439985,2cyclictest660-21avahi-daemon10:07:453
85379987,0cyclictest0-21swapper/209:22:272
85379986,1cyclictest33-21ksoftirqd/212:32:182
85379986,1cyclictest13858-21lspci11:15:592
85379986,1cyclictest1002-21snmpd08:12:222
85379986,1cyclictest0-21swapper/211:42:072
85379985,2cyclictest660-21avahi-daemon10:51:292
85379985,2cyclictest660-21avahi-daemon10:40:542
85379985,2cyclictest660-21avahi-daemon10:26:522
85379985,2cyclictest660-21avahi-daemon09:17:432
85379985,2cyclictest660-21avahi-daemon09:17:422
85329986,1cyclictest1745-21grep09:50:141
85329985,2cyclictest723-21gdbus11:06:311
85329985,2cyclictest723-21gdbus11:06:301
85329985,2cyclictest660-21avahi-daemon09:55:481
85329985,2cyclictest660-21avahi-daemon09:49:191
85329984,3cyclictest649-21polkitd10:17:451
85329983,4cyclictest674-21dbus-daemon12:38:521
85329983,1cyclictest0-21swapper/109:23:041
85259987,0cyclictest0-21swapper/010:48:070
85259987,0cyclictest0-21swapper/009:18:360
85259987,0cyclictest0-21swapper/009:18:360
85259987,0cyclictest0-21swapper/008:06:170
85259986,1cyclictest660-21avahi-daemon09:40:370
85259986,1cyclictest1691-21lspci11:50:310
85259986,1cyclictest13960-21lspci12:27:110
85259985,2cyclictest660-21avahi-daemon09:27:270
85259985,2cyclictest28542-21sshd10:41:430
85259984,3cyclictest649-21polkitd10:55:030
16753280,0sleep116752-21grep12:02:481
85439975,1cyclictest27989-21lspci11:25:223
85439975,1cyclictest1002-21snmpd09:10:013
85439974,2cyclictest674-21dbus-daemon10:20:053
85439970,6cyclictest0-21swapper/307:21:533
85379976,0cyclictest0-21swapper/208:50:172
85379975,1cyclictest660-21avahi-daemon11:02:192
85379975,1cyclictest17789-21sshd12:11:042
85329975,1cyclictest660-21avahi-daemon12:30:101
85329975,1cyclictest660-21avahi-daemon10:51:211
85329975,1cyclictest660-21avahi-daemon09:16:271
85329975,1cyclictest660-21avahi-daemon09:16:261
85329973,3cyclictest674-21dbus-daemon11:45:341
85329973,3cyclictest674-21dbus-daemon10:05:251
85259976,0cyclictest0-21swapper/008:29:160
85259975,1cyclictest660-21avahi-daemon11:15:380
85259975,1cyclictest620-17auditd10:31:450
85259975,1cyclictest10424-21lspci11:23:590
85259974,2cyclictest660-21avahi-daemon10:21:570
85259973,2cyclictest0-21swapper/009:09:550
32668270,5sleep032759-21sshd12:01:240
85439965,0cyclictest0-21swapper/309:03:133
85439965,0cyclictest0-21swapper/308:44:543
85439963,2cyclictest21484-21sadc09:00:013
85439963,2cyclictest1002-21snmpd08:07:173
85439960,5cyclictest0-21swapper/308:29:433
85439960,0cyclictest0-21swapper/307:41:533
85379965,0cyclictest0-21swapper/207:28:172
85379964,1cyclictest660-21avahi-daemon08:40:012
85379964,1cyclictest25780-21lspci09:10:002
85379963,2cyclictest1002-21snmpd08:36:382
85329964,1cyclictest660-21avahi-daemon09:10:001
85329963,1cyclictest1002-21snmpd08:36:081
85329962,3cyclictest698-21gdbus07:30:001
85259963,2cyclictest674-21dbus-daemon07:55:000
85259963,2cyclictest1002-21snmpd08:12:280
85259963,2cyclictest1002-21snmpd07:49:240
85259960,5cyclictest0-21swapper/009:01:170
85439953,1cyclictest660-21avahi-daemon07:36:393
85439953,1cyclictest30532-21open_inodes08:00:173
85439953,1cyclictest1002-21snmpd08:31:503
85439953,1cyclictest1002-21snmpd08:20:253
85439953,1cyclictest1002-21snmpd08:11:163
85439953,1cyclictest1002-21snmpd07:45:063
85439953,1cyclictest1002-21snmpd07:11:143
85439952,2cyclictest18474-21sensors_temp07:30:203
85439952,2cyclictest18474-21sensors_temp07:30:193
85439952,2cyclictest12459-21cut08:35:163
85439952,2cyclictest1002-21snmpd08:51:053
85439950,4cyclictest28918-21sed07:55:213
85379953,1cyclictest9208-21cat07:10:132
85379953,1cyclictest26047-21cat07:50:152
85379953,1cyclictest21724-21/usr/sbin/munin09:00:182
85379953,1cyclictest17892-21mii-tool07:30:162
85379953,1cyclictest17892-21mii-tool07:30:152
85379953,1cyclictest16105-21cat08:45:132
85379953,1cyclictest1002-21snmpd08:55:152
85379953,1cyclictest1002-21snmpd08:27:192
85379953,1cyclictest1002-21snmpd08:21:072
85379953,1cyclictest1002-21snmpd08:16:142
85379953,1cyclictest1002-21snmpd08:07:472
85379953,1cyclictest1002-21snmpd08:00:072
85379953,1cyclictest1002-21snmpd07:56:182
85379953,1cyclictest1002-21snmpd07:48:152
85379953,1cyclictest1002-21snmpd07:22:192
85379950,0cyclictest0-21swapper/207:41:282
85379950,0cyclictest0-21swapper/207:16:372
85329953,1cyclictest9965-21cat08:30:161
85329953,1cyclictest9209-21cat07:10:131
85329953,1cyclictest646-21lsmd08:59:181
85329953,1cyclictest26050-21cat07:50:151
85329953,1cyclictest22212-21cat09:00:141
85329953,1cyclictest1002-21snmpd08:51:321
85329953,1cyclictest1002-21snmpd08:25:371
85329953,1cyclictest1002-21snmpd08:24:591
85329953,1cyclictest1002-21snmpd08:15:131
85329953,1cyclictest1002-21snmpd08:05:231
85329953,1cyclictest1002-21snmpd08:01:521
85329953,1cyclictest1002-21snmpd07:47:211
85329953,1cyclictest1002-21snmpd07:30:431
85329953,1cyclictest1002-21snmpd07:30:421
85329953,1cyclictest1002-21snmpd07:20:461
85329952,2cyclictest16474-21grep08:45:161
85329952,2cyclictest1002-21snmpd07:40:041
85329952,2cyclictest1002-21snmpd07:19:181
85329952,2cyclictest0-21swapper/107:37:391
85329952,1cyclictest0-21swapper/107:56:281
85329951,1cyclictest0-21swapper/108:43:161
85259953,1cyclictest9207-21cat07:10:140
85259953,1cyclictest6999-21sshd08:22:170
85259953,1cyclictest3881-21cat08:15:130
85259953,1cyclictest20176-21if_err_eno108:55:150
85259953,1cyclictest17930-21entropy08:50:120
85259953,1cyclictest1002-21snmpd08:43:560
85259953,1cyclictest1002-21snmpd08:00:400
85259953,1cyclictest1002-21snmpd07:55:010
85259953,1cyclictest1002-21snmpd07:41:370
85259953,1cyclictest1002-21snmpd07:37:000
85259953,1cyclictest1002-21snmpd07:33:490
85259953,1cyclictest1002-21snmpd07:33:480
85259953,1cyclictest1002-21snmpd07:25:360
85259953,1cyclictest1002-21snmpd07:20:250
85259953,1cyclictest1002-21snmpd07:16:120
85259952,2cyclictest1002-21snmpd08:47:360
10569250,3sleep010661-21find08:30:210
85439942,1cyclictest3845-21cat08:15:143
85379941,2cyclictest1002-21snmpd08:30:022
85329942,1cyclictest1668-21gltestperf08:10:151
85259942,1cyclictest11828-21forks08:35:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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