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2026-05-01 - 14:59
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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 Fri May 01, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
189862750,0sleep00-21swapper/011:23:290
242832740,0sleep10-21swapper/109:54:421
20492740,0sleep10-21swapper/111:19:091
91892610,1sleep3674-21dbus-daemon10:57:123
310652590,1sleep131042-21sshd10:25:381
16745995757,0cyclictest335-21scsi_eh_212:25:462
324542560,1sleep332447-21bash10:34:093
8492550,0sleep30-21swapper/312:15:043
136252550,0sleep20-21swapper/211:00:202
193442530,1sleep10-21swapper/110:52:301
99602520,0sleep30-21swapper/308:10:133
82632520,0sleep10-21swapper/110:09:521
143202520,0sleep10-21swapper/110:46:291
85482510,0sleep30-21swapper/311:36:503
284642510,0sleep30-21swapper/308:55:133
265782510,0sleep30-21swapper/309:28:373
60482500,0sleep00-21swapper/010:12:240
48652500,0sleep00-21swapper/011:13:440
34742500,0sleep1241ktimersoftd/109:29:471
253232500,0sleep30-21swapper/312:35:013
253232500,0sleep30-21swapper/312:35:013
184752500,1sleep01-21systemd11:58:020
184752500,1sleep01-21systemd11:58:020
298352480,0sleep10-21swapper/110:00:361
187952470,0sleep118796-21grep10:55:141
133732470,0sleep10-21swapper/110:40:481
267032450,2sleep31675199cyclictest11:21:163
229232450,0sleep00-21swapper/012:34:380
229232450,0sleep00-21swapper/012:34:380
316502440,0sleep00-21swapper/012:11:350
316502440,0sleep00-21swapper/012:11:350
154072420,0sleep015408-21sshd11:28:540
297332370,0sleep30-21swapper/311:15:523
292572290,15sleep375750irq/24-eno1-rx-11:41:313
164312287,7sleep00-21swapper/007:07:320
34802260,0sleep20-21swapper/211:47:542
1649822615,7sleep30-21swapper/307:08:233
269202250,1sleep226919-21bash12:01:442
16738992525,0cyclictest27812-21kworker/1:412:25:461
1627322513,7sleep20-21swapper/207:05:342
148442219,7sleep10-21swapper/107:05:091
194722180,0sleep10-21swapper/111:46:251
16738991818,0cyclictest241ktimersoftd/107:49:111
294952170,0sleep20-21swapper/210:22:472
262292170,0sleep126225-21sshd10:39:121
197312170,0sleep00-21swapper/012:20:490
197312170,0sleep00-21swapper/012:20:480
191582170,2sleep1699-21gdbus09:48:461
1673399173,7cyclictest649-21polkitd10:48:090
1673399173,5cyclictest7596-21bash09:42:150
11092170,0sleep00-21swapper/010:28:420
16738991616,0cyclictest527-40kipmi008:35:311
16738991616,0cyclictest241ktimersoftd/108:07:251
1673399163,5cyclictest674-21dbus-daemon12:04:530
1673399163,5cyclictest649-21polkitd09:16:240
16733991610,5cyclictest17387-21bash11:40:250
1673399160,7cyclictest14597-21grep09:45:330
1673399160,1cyclictest30043-21bash09:57:550
1673399160,1cyclictest11879-21sshd10:32:210
102202160,0sleep20-21swapper/209:22:392
78332150,0sleep20-21swapper/212:12:252
78332150,0sleep20-21swapper/212:12:252
200932150,1sleep120090-21lspci11:55:151
200932150,1sleep120090-21lspci11:55:141
16738991515,0cyclictest241ktimersoftd/108:52:461
16738991515,0cyclictest241ktimersoftd/108:14:271
16738991515,0cyclictest241ktimersoftd/107:41:191
1673399152,7cyclictest4242-21grep10:01:110
1673399151,6cyclictest699-21gdbus09:27:110
1673399151,6cyclictest31337-21sshd12:35:440
1673399150,8cyclictest29309-21sshd11:01:430
1673399150,6cyclictest674-21dbus-daemon11:07:100
1673399150,6cyclictest674-21dbus-daemon10:18:580
1673399150,6cyclictest4687-21sshd11:30:450
1673399150,6cyclictest20138-21sshd10:41:260
1673399150,1cyclictest622-13audispd10:50:050
1673399150,1cyclictest22512-21sshd09:37:590
160432150,1sleep1231rcuc/110:16:011
124872150,0sleep20-21swapper/209:15:062
281932140,0sleep20-21swapper/210:44:582
249902140,1sleep224985-21lspci10:58:362
245172140,0sleep30-21swapper/309:51:563
16745991412,1cyclictest0-21swapper/211:59:112
16745991412,1cyclictest0-21swapper/211:59:112
1673899145,3cyclictest25-21ksoftirqd/109:59:381
1673899145,3cyclictest25-21ksoftirqd/109:35:241
16738991414,0cyclictest241ktimersoftd/108:55:361
16738991414,0cyclictest241ktimersoftd/107:30:571
16738991414,0cyclictest1182-21kworker/1:207:55:491
1673399144,6cyclictest674-21dbus-daemon12:07:280
1673399144,6cyclictest674-21dbus-daemon12:07:280
1673399143,8cyclictest23942-21sshd09:51:540
1673399141,6cyclictest674-21dbus-daemon09:21:030
1673399140,7cyclictest674-21dbus-daemon11:52:100
1673399140,6cyclictest13222-21bash10:07:290
1673399140,6cyclictest1-21systemd11:35:110
1673399140,6cyclictest1-21systemd10:37:160
1673399140,5cyclictest23886-21cp09:32:110
1673399140,1cyclictest19478-21sshd10:58:070
55042130,1sleep25466-21sshd10:06:492
42882130,0sleep20-21swapper/211:08:012
310572130,0sleep10-21swapper/109:44:171
279402130,0sleep30-21swapper/309:46:443
223782130,0sleep20-21swapper/211:43:512
174852130,0sleep30-21swapper/312:07:023
174852130,0sleep30-21swapper/312:07:023
16745991311,1cyclictest7342-21lspci09:45:012
1673899137,3cyclictest25-21ksoftirqd/111:06:211
1673899135,3cyclictest25-21ksoftirqd/112:01:141
1673899135,2cyclictest25-21ksoftirqd/110:32:341
1673899135,2cyclictest25-21ksoftirqd/110:23:031
1673899134,2cyclictest25-21ksoftirqd/111:52:251
1673899134,2cyclictest25-21ksoftirqd/109:23:361
1673899134,1cyclictest25-21ksoftirqd/109:10:321
1673899133,3cyclictest25-21ksoftirqd/111:25:031
1673899132,3cyclictest25-21ksoftirqd/110:13:231
1673899131,1cyclictest25-21ksoftirqd/111:38:091
1673899131,1cyclictest25-21ksoftirqd/111:13:321
1673399134,5cyclictest20900-21sshd11:46:330
1673399130,9cyclictest674-21dbus-daemon11:15:220
1673399130,7cyclictest3163-21sshd09:10:040
1673399130,6cyclictest674-21dbus-daemon12:15:220
1673399130,6cyclictest11651-21sshd10:21:120
1673399130,1cyclictest17939-21sshd12:29:240
294662120,0sleep20-21swapper/211:27:152
1675199120,1cyclictest22866-21sshd09:32:043
1675199120,11cyclictest0-21swapper/311:54:243
16745991210,1cyclictest27084-21lspci10:33:412
16745991210,1cyclictest1-21systemd10:54:522
16745991210,1cyclictest0-21swapper/211:21:512
1674599120,1cyclictest4104-21grepconf.sh11:50:512
1674599120,1cyclictest0-21swapper/210:47:412
1673899124,3cyclictest25-21ksoftirqd/112:22:351
1673899124,3cyclictest25-21ksoftirqd/112:22:351
1673899124,3cyclictest25-21ksoftirqd/111:20:571
1673899124,3cyclictest25-21ksoftirqd/111:04:291
1673899124,3cyclictest25-21ksoftirqd/109:15:221
1673899124,2cyclictest25-21ksoftirqd/111:30:411
1673899123,4cyclictest25-21ksoftirqd/112:16:261
1673899123,3cyclictest25-21ksoftirqd/112:06:371
1673899123,3cyclictest25-21ksoftirqd/112:06:371
16738991212,0cyclictest241ktimersoftd/109:03:381
16738991212,0cyclictest241ktimersoftd/109:03:381
16738991212,0cyclictest241ktimersoftd/108:01:251
1673899121,1cyclictest25-21ksoftirqd/112:11:541
1673899121,1cyclictest25-21ksoftirqd/112:11:531
1673899121,1cyclictest121rcu_preempt11:40:191
1673399122,7cyclictest32214-21cat07:45:130
1675199119,1cyclictest9644-21grepconf.sh10:46:043
1675199119,1cyclictest9270-21bash12:12:343
1675199119,1cyclictest9270-21bash12:12:343
1675199119,1cyclictest17982-21bash10:44:043
16751991110,0cyclictest0-21swapper/310:22:443
16751991110,0cyclictest0-21swapper/309:24:253
1675199110,10cyclictest370-21jbd2/sda1-811:26:443
1675199110,10cyclictest0-21swapper/312:00:453
1675199110,10cyclictest0-21swapper/309:16:543
1675199110,0cyclictest0-21swapper/309:12:143
1674599119,1cyclictest23357-21bash12:38:312
1674599119,1cyclictest20079-21bash12:20:512
1674599119,1cyclictest20079-21bash12:20:512
1674599119,1cyclictest0-21swapper/211:30:012
1674599110,10cyclictest13893-21sshd12:33:012
1674599110,10cyclictest13893-21sshd12:33:012
1674599110,10cyclictest0-21swapper/211:39:412
1674599110,10cyclictest0-21swapper/210:35:412
1674599110,10cyclictest0-21swapper/210:28:522
1673899115,2cyclictest25-21ksoftirqd/112:35:371
1673899114,1cyclictest25-21ksoftirqd/109:30:211
1673899111,2cyclictest4561-21grep12:31:281
1673899111,2cyclictest4561-21grep12:31:281
16738991111,0cyclictest241ktimersoftd/108:18:581
1673399112,6cyclictest30116-21expr09:00:130
1673399112,6cyclictest30116-21expr09:00:120
1673399112,5cyclictest17991-21which07:10:180
1673399110,7cyclictest3450-21grep07:55:090
1673399110,7cyclictest21983-21if_eno107:20:110
1673399110,5cyclictest2064-21grep09:09:520
1675199109,0cyclictest0-21swapper/312:35:443
1675199109,0cyclictest0-21swapper/311:12:543
1675199109,0cyclictest0-21swapper/311:05:043
1675199109,0cyclictest0-21swapper/310:12:543
1675199109,0cyclictest0-21swapper/309:40:043
1675199109,0cyclictest0-21swapper/308:09:243
1675199108,1cyclictest370-21jbd2/sda1-810:01:543
1675199100,0cyclictest18331-21bash11:00:443
1675199100,0cyclictest0-21swapper/312:25:543
1675199100,0cyclictest0-21swapper/309:58:043
1674599109,0cyclictest0-21swapper/212:15:212
1674599109,0cyclictest0-21swapper/209:35:112
1674599109,0cyclictest0-21swapper/209:32:312
1674599108,1cyclictest674-21dbus-daemon10:12:112
1674599108,1cyclictest27881-21grepconf.sh09:13:012
1674599100,9cyclictest0-21swapper/208:44:312
16738991010,0cyclictest25601-21kworker/1:209:06:431
16738991010,0cyclictest241ktimersoftd/108:47:541
1673899100,9cyclictest0-21swapper/107:19:151
1673399102,4cyclictest18338-21wc08:30:130
167519998,0cyclictest0-21swapper/312:24:443
167519998,0cyclictest0-21swapper/312:24:443
167519998,0cyclictest0-21swapper/311:30:243
167519995,3cyclictest660-21avahi-daemon11:58:193
167519995,3cyclictest660-21avahi-daemon11:58:193
167519990,0cyclictest0-21swapper/307:51:543
167459998,0cyclictest0-21swapper/209:28:012
167459998,0cyclictest0-21swapper/208:25:022
167459998,0cyclictest0-21swapper/208:23:412
167339993,5cyclictest20234-21cat08:35:130
167339993,5cyclictest1002-21snmpd08:14:190
167339990,6cyclictest12543-21proc_pri08:15:180
167339990,5cyclictest30704-21gunzip07:40:150
167339990,5cyclictest22686-21ls08:40:160
167339990,5cyclictest20520-21awk07:15:180
167519987,0cyclictest0-21swapper/307:10:243
167519985,2cyclictest660-21avahi-daemon11:46:083
167519985,2cyclictest660-21avahi-daemon10:50:133
167519985,2cyclictest660-21avahi-daemon10:28:143
167519985,2cyclictest660-21avahi-daemon10:07:583
167519985,2cyclictest660-21avahi-daemon09:37:463
167459987,0cyclictest0-21swapper/211:16:322
167459987,0cyclictest0-21swapper/209:51:112
167459985,2cyclictest699-21gdbus11:11:132
167459985,2cyclictest14535-21sshd10:15:532
167389988,0cyclictest241ktimersoftd/107:24:161
167339982,5cyclictest25683-21cat07:30:110
167339982,5cyclictest1002-21snmpd08:57:090
167339982,5cyclictest1002-21snmpd08:46:500
167339982,5cyclictest1002-21snmpd08:25:440
167339980,5cyclictest7531-21grep08:05:120
167339980,5cyclictest26950-21sed08:50:180
167339980,5cyclictest14234-21latency08:20:140
167339980,1cyclictest2656-21timerwakeupswit07:50:190
167339980,1cyclictest24107-21kernelversion07:25:150
167339980,1cyclictest0-21swapper/008:00:140
167519975,1cyclictest660-21avahi-daemon10:35:143
167519974,2cyclictest660-21avahi-daemon10:15:273
167459975,1cyclictest660-21avahi-daemon12:06:152
167459975,1cyclictest660-21avahi-daemon12:06:152
167459975,1cyclictest2331-21lspci09:09:592
167459974,2cyclictest660-21avahi-daemon10:00:302
167459974,2cyclictest660-21avahi-daemon09:55:232
167459974,2cyclictest642-21systemd-logind09:40:152
167389977,0cyclictest9312-21kworker/1:008:21:191
167389970,4cyclictest25-21ksoftirqd/107:50:121
167339971,5cyclictest27785-21cut07:35:090
167519964,1cyclictest674-21dbus-daemon07:40:003
167519964,1cyclictest1002-21snmpd07:44:043
167519963,2cyclictest1002-21snmpd09:05:543
167519963,2cyclictest1002-21snmpd09:02:283
167519963,2cyclictest1002-21snmpd09:02:273
167519963,2cyclictest1002-21snmpd08:32:353
167459965,0cyclictest0-21swapper/208:47:212
167459965,0cyclictest0-21swapper/207:53:512
167459960,5cyclictest0-21swapper/207:30:412
167459960,5cyclictest0-21swapper/207:19:012
167389966,0cyclictest23332-21kworker/1:007:39:541
167389963,2cyclictest1002-21snmpd07:13:301
167389960,3cyclictest25-21ksoftirqd/107:30:001
167389960,1cyclictest25-21ksoftirqd/108:45:001
167389960,1cyclictest25-21ksoftirqd/108:35:001
167519954,0cyclictest0-21swapper/308:40:343
167519953,1cyclictest20784-21sendmail_mailtr08:35:183
167519953,1cyclictest14088-21cat08:20:133
167519953,1cyclictest12084-21cat08:15:143
167519953,1cyclictest1002-21snmpd08:51:123
167519953,1cyclictest1002-21snmpd08:26:083
167519953,1cyclictest1002-21snmpd07:46:313
167519953,1cyclictest1002-21snmpd07:30:063
167519953,1cyclictest1002-21snmpd07:15:033
167519952,2cyclictest1002-21snmpd08:45:083
167519952,2cyclictest1002-21snmpd07:55:163
167519950,4cyclictest24639-21smart_sda07:25:183
167519950,0cyclictest0-21swapper/308:01:043
167459953,1cyclictest660-21avahi-daemon09:00:002
167459953,1cyclictest660-21avahi-daemon09:00:002
167459953,1cyclictest32198-21mii-tool07:45:132
167459953,1cyclictest24862-21grep07:25:192
167459953,1cyclictest11867-21df_inode08:15:122
167459953,1cyclictest1082-21lldpd07:20:012
167459953,1cyclictest1002-21snmpd08:55:092
167459953,1cyclictest1002-21snmpd08:51:062
167459953,1cyclictest1002-21snmpd08:35:082
167459953,1cyclictest1002-21snmpd08:14:582
167459953,1cyclictest1002-21snmpd08:05:312
167459953,1cyclictest1002-21snmpd07:36:182
167459953,1cyclictest1002-21snmpd07:10:042
167459952,2cyclictest3788-21tail07:55:102
167459952,2cyclictest1002-21snmpd08:30:142
167459952,2cyclictest1002-21snmpd07:42:272
167389950,1cyclictest0-21swapper/108:25:121
167519941,2cyclictest22021-21cat07:20:133
167459942,1cyclictest5587-21grep08:00:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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