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2026-07-27 - 14:12
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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 rack1slot1.osadl.org (updated Mon Jul 27, 2026 12:45:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
98542217144,58sleep00-21swapper/007:08:530
98862214140,24sleep20-21swapper/207:09:192
97752212173,25sleep30-21swapper/307:07:523
99192199160,26sleep10-21swapper/107:09:421
292462700,0sleep10-21swapper/112:03:251
266632590,0sleep00-21swapper/007:40:190
8902160,0sleep10-21swapper/111:22:441
62662160,0sleep00-21swapper/011:30:160
10027991513,1cyclictest35-21ksoftirqd/311:25:203
10027991413,1cyclictest35-21ksoftirqd/311:40:163
10027991413,0cyclictest35-21ksoftirqd/311:10:143
1002399140,13cyclictest12376-21perf07:14:592
263322130,0sleep00-21swapper/012:00:000
1002799123,6cyclictest35-21ksoftirqd/311:50:213
1002799123,6cyclictest35-21ksoftirqd/311:50:203
10027991211,1cyclictest35-21ksoftirqd/311:00:163
1002799120,11cyclictest2872-21diskmemload09:15:153
1002399120,0cyclictest2872-21diskmemload09:40:152
1001499123,4cyclictest29816-21perf07:50:010
10027991111,0cyclictest35-21ksoftirqd/309:30:013
10027991110,1cyclictest35-21ksoftirqd/312:30:003
10027991110,1cyclictest35-21ksoftirqd/312:05:173
10027991110,1cyclictest35-21ksoftirqd/311:20:193
10027991110,1cyclictest35-21ksoftirqd/307:50:103
10027991110,0cyclictest35-21ksoftirqd/308:45:013
1001499119,1cyclictest9-21ksoftirqd/011:50:000
1001499119,1cyclictest9-21ksoftirqd/011:15:230
1001499119,1cyclictest9-21ksoftirqd/010:45:170
1001499119,1cyclictest9-21ksoftirqd/008:25:000
10014991111,0cyclictest9-21ksoftirqd/011:04:020
10014991110,1cyclictest9-21ksoftirqd/010:40:130
1002799109,1cyclictest35-21ksoftirqd/312:20:153
1002799109,1cyclictest35-21ksoftirqd/312:09:593
1002799109,1cyclictest35-21ksoftirqd/311:45:213
1002799109,1cyclictest35-21ksoftirqd/310:40:123
1002799109,1cyclictest35-21ksoftirqd/309:10:173
1002799109,1cyclictest35-21ksoftirqd/308:00:153
1002799108,1cyclictest35-21ksoftirqd/310:49:593
1002799108,1cyclictest35-21ksoftirqd/310:15:183
1002799108,1cyclictest35-21ksoftirqd/308:20:003
10027991010,0cyclictest35-21ksoftirqd/312:00:133
10027991010,0cyclictest35-21ksoftirqd/310:20:113
10027991010,0cyclictest35-21ksoftirqd/309:55:183
10027991010,0cyclictest35-21ksoftirqd/309:45:223
10027991010,0cyclictest35-21ksoftirqd/308:30:213
1002399108,1cyclictest28-21ksoftirqd/208:05:002
10023991010,0cyclictest0-21swapper/211:08:502
1002399100,7cyclictest0-21swapper/212:09:162
1001499109,1cyclictest9-21ksoftirqd/009:10:220
1001499108,1cyclictest2872-21diskmemload09:15:360
27084290,0sleep20-21swapper/210:28:032
100279999,0cyclictest35-21ksoftirqd/312:35:203
100279999,0cyclictest35-21ksoftirqd/310:55:183
100279999,0cyclictest35-21ksoftirqd/310:00:143
100279999,0cyclictest35-21ksoftirqd/309:20:133
100279998,1cyclictest35-21ksoftirqd/312:15:163
100279998,1cyclictest35-21ksoftirqd/311:15:163
100279998,1cyclictest35-21ksoftirqd/310:10:153
100279998,1cyclictest35-21ksoftirqd/310:05:133
100279997,1cyclictest35-21ksoftirqd/312:30:013
100279997,1cyclictest35-21ksoftirqd/311:05:213
100279997,1cyclictest35-21ksoftirqd/310:35:173
100279997,1cyclictest35-21ksoftirqd/310:30:163
100279997,1cyclictest35-21ksoftirqd/307:30:013
100239998,1cyclictest47972sleep212:15:062
100239996,2cyclictest11301-21snmpd10:08:462
100239990,1cyclictest0-21swapper/211:20:132
100159991,4cyclictest0-21swapper/107:55:121
100159990,8cyclictest0-21swapper/110:05:521
100159990,1cyclictest0-21swapper/112:35:131
100149999,0cyclictest9-21ksoftirqd/012:35:190
100149999,0cyclictest9-21ksoftirqd/009:45:010
100149998,1cyclictest9-21ksoftirqd/012:30:000
100149998,1cyclictest9-21ksoftirqd/012:20:150
100149998,1cyclictest9-21ksoftirqd/011:25:280
100149998,1cyclictest9-21ksoftirqd/010:50:150
100149998,1cyclictest9-21ksoftirqd/009:35:160
100149998,1cyclictest9-21ksoftirqd/007:19:590
100149997,1cyclictest9-21ksoftirqd/009:00:150
100149997,1cyclictest30573-1kworker/u9:009:50:160
100149992,3cyclictest17807-21perf07:25:000
100279988,0cyclictest35-21ksoftirqd/311:35:163
100279988,0cyclictest35-21ksoftirqd/310:25:233
100279987,1cyclictest35-21ksoftirqd/309:35:183
100279987,1cyclictest35-21ksoftirqd/309:30:323
100279987,1cyclictest35-21ksoftirqd/308:50:013
100279987,1cyclictest35-21ksoftirqd/308:05:153
100279987,1cyclictest35-21ksoftirqd/307:45:003
100279987,1cyclictest0-21swapper/307:30:183
100279986,1cyclictest11301-21snmpd07:18:323
100279985,1cyclictest35-21ksoftirqd/311:34:593
100279981,4cyclictest0-21swapper/307:10:133
100279980,1cyclictest0-21swapper/311:55:143
100239986,1cyclictest61650irq/122-eno111:50:172
100239986,1cyclictest61650irq/122-eno111:50:162
100239986,1cyclictest61650irq/122-eno110:10:212
100239986,1cyclictest61650irq/122-eno107:40:012
100239986,1cyclictest28-21ksoftirqd/208:50:002
100239986,1cyclictest11301-21snmpd10:51:362
100239984,4cyclictest528-21rpcbind07:52:222
100239984,2cyclictest240-21systemd-journal08:54:562
100239982,5cyclictest2872-21diskmemload12:25:202
100159988,0cyclictest21-21ksoftirqd/108:57:391
100159981,3cyclictest0-21swapper/110:15:111
100149987,1cyclictest9-21ksoftirqd/008:15:120
100149986,1cyclictest9718-21hddtemp_smartct11:35:160
100149986,1cyclictest9-21ksoftirqd/010:20:120
100149986,1cyclictest15559-21ssh12:30:050
100149986,1cyclictest11301-21snmpd08:33:470
100149981,6cyclictest2872-21diskmemload11:05:170
100149981,5cyclictest20363-21apt-get07:30:120
100149980,4cyclictest29797-21perf12:05:010
100279977,0cyclictest35-21ksoftirqd/307:45:153
100279976,1cyclictest35-21ksoftirqd/310:50:213
100279976,1cyclictest35-21ksoftirqd/309:40:133
100279976,1cyclictest35-21ksoftirqd/308:20:193
100279975,1cyclictest35-21ksoftirqd/308:10:123
100279975,1cyclictest35-21ksoftirqd/307:55:143
100279975,1cyclictest35-21ksoftirqd/307:35:153
100279975,1cyclictest11301-21snmpd09:05:083
100279975,1cyclictest11301-21snmpd08:35:113
100279971,2cyclictest2872-21diskmemload09:50:113
100239977,0cyclictest0-21swapper/211:46:122
100239976,1cyclictest61650irq/122-eno112:35:132
100239976,1cyclictest61650irq/122-eno111:35:252
100239976,1cyclictest61650irq/122-eno111:10:132
100239976,1cyclictest61650irq/122-eno110:55:182
100239976,1cyclictest61650irq/122-eno110:41:062
100239976,1cyclictest61650irq/122-eno110:00:362
100239976,1cyclictest61650irq/122-eno109:32:062
100239976,1cyclictest0-21swapper/210:30:512
100239975,1cyclictest61650irq/122-eno111:55:152
100239975,1cyclictest61650irq/122-eno108:40:132
100239975,1cyclictest32424-21cat10:35:182
100239975,1cyclictest28384-21ssh12:00:402
100239975,1cyclictest21427-21ssh09:35:042
100239975,1cyclictest17202-21grep08:30:152
100239975,1cyclictest11301-21snmpd08:55:072
100239974,1cyclictest240-21systemd-journal07:35:012
100239973,2cyclictest1323-21apt-get12:10:132
100239973,1cyclictest2872-21diskmemload11:15:212
100239970,6cyclictest1561-21smartctl09:05:172
100239970,1cyclictest240-21systemd-journal09:30:002
100239970,1cyclictest0-21swapper/211:25:302
100239970,0cyclictest0-21swapper/212:32:152
100159971,6cyclictest0-21swapper/111:12:491
100159971,2cyclictest0-21swapper/111:25:171
100159971,1cyclictest0-21swapper/109:53:241
100159970,6cyclictest0-21swapper/108:45:021
100159970,4cyclictest0-21swapper/112:09:251
100159970,4cyclictest0-21swapper/110:45:371
100159970,4cyclictest0-21swapper/109:32:411
100159970,1cyclictest0-21swapper/111:46:501
100159970,1cyclictest0-21swapper/110:42:511
100149977,0cyclictest9-21ksoftirqd/010:55:150
100149977,0cyclictest12580-21sensors07:14:590
100149976,1cyclictest9-21ksoftirqd/012:05:140
100149976,1cyclictest9-21ksoftirqd/011:20:150
100149976,1cyclictest9-21ksoftirqd/009:30:210
100149976,1cyclictest9-21ksoftirqd/009:20:150
100149976,1cyclictest9-21ksoftirqd/008:05:140
100149976,1cyclictest8886-1kworker/u9:210:09:300
100149976,1cyclictest27004-1kworker/u9:109:47:290
100149976,1cyclictest1706-1kworker/u9:110:38:210
100149976,1cyclictest12384-21ssh11:40:010
100149976,1cyclictest11301-21snmpd09:27:330
100149976,0cyclictest9-21ksoftirqd/012:10:140
100149975,1cyclictest9-21ksoftirqd/007:55:120
100149975,1cyclictest9-21ksoftirqd/007:40:010
100149975,1cyclictest11301-21snmpd08:50:470
100149973,1cyclictest4836-21/usr/sbin/munin12:15:220
100149973,1cyclictest19454-21/usr/sbin/munin11:50:190
100149973,1cyclictest19454-21/usr/sbin/munin11:50:180
100149972,1cyclictest17799-21expr10:15:120
100149970,6cyclictest5071-21ssh09:55:520
100149970,1cyclictest30936-21ssh10:34:080
100149970,1cyclictest26240-21ssh11:12:390
100149970,1cyclictest0-21swapper/010:26:110
100149970,1cyclictest0-21swapper/010:00:570
100279965,1cyclictest35-21ksoftirqd/308:25:173
100279965,1cyclictest11301-21snmpd08:54:073
100279965,0cyclictest35-21ksoftirqd/309:00:213
100279964,1cyclictest35-21ksoftirqd/307:20:193
100239966,0cyclictest61650irq/122-eno112:20:302
100239966,0cyclictest61650irq/122-eno111:30:232
100239966,0cyclictest61650irq/122-eno111:00:212
100239966,0cyclictest61650irq/122-eno110:45:132
100239966,0cyclictest61650irq/122-eno109:55:122
100239966,0cyclictest61650irq/122-eno109:10:542
100239966,0cyclictest61650irq/122-eno108:05:182
100239966,0cyclictest61650irq/122-eno107:55:132
100239966,0cyclictest61650irq/122-eno107:45:142
100239966,0cyclictest61650irq/122-eno107:15:272
100239965,1cyclictest61650irq/122-eno109:45:212
100239965,1cyclictest61650irq/122-eno108:35:062
100239965,1cyclictest11301-21snmpd08:20:302
100239965,0cyclictest61650irq/122-eno109:50:102
100239964,1cyclictest61650irq/122-eno109:15:142
100239964,1cyclictest61650irq/122-eno109:00:202
100239964,1cyclictest61650irq/122-eno107:20:172
100239963,3cyclictest0-21swapper/211:40:122
100239963,2cyclictest11776-21grep09:20:192
100239961,1cyclictest2872-21diskmemload10:15:102
100239960,6cyclictest0-21swapper/208:11:042
100239960,2cyclictest20941-21apt-get10:20:102
100159966,0cyclictest0-21swapper/111:55:221
100159961,4cyclictest0-21swapper/109:20:141
100159961,2cyclictest0-21swapper/108:40:121
100159960,6cyclictest0-21swapper/112:20:171
100159960,6cyclictest0-21swapper/112:13:071
100159960,6cyclictest0-21swapper/110:58:091
100159960,6cyclictest0-21swapper/109:12:051
100159960,6cyclictest0-21swapper/109:02:591
100159960,6cyclictest0-21swapper/108:54:431
100159960,6cyclictest0-21swapper/108:37:501
100159960,6cyclictest0-21swapper/108:34:581
100159960,6cyclictest0-21swapper/108:11:101
100159960,6cyclictest0-21swapper/107:44:301
100159960,6cyclictest0-21swapper/107:11:061
100159960,5cyclictest0-21swapper/112:16:411
100159960,4cyclictest0-21swapper/111:41:451
100159960,4cyclictest0-21swapper/111:34:441
100159960,4cyclictest0-21swapper/109:45:051
100159960,3cyclictest0-21swapper/110:34:101
100159960,0cyclictest0-21swapper/110:11:291
100149965,1cyclictest12673-1kworker/u9:110:10:130
100149963,1cyclictest240-21systemd-journal08:59:550
100149960,6cyclictest0-21swapper/008:00:120
100149960,5cyclictest25404-21grep08:45:230
100149960,1cyclictest31158-21ntp_states07:50:160
100149960,1cyclictest18473-21cstates07:25:120
100149960,0cyclictest0-21swapper/009:05:140
100149960,0cyclictest0-21swapper/008:10:230
100279954,1cyclictest35-21ksoftirqd/308:55:153
100239955,0cyclictest61650irq/122-eno108:26:142
100239955,0cyclictest61650irq/122-eno107:25:032
100239954,1cyclictest61650irq/122-eno108:15:122
100239953,1cyclictest25601-21cut07:40:132
100159954,0cyclictest0-21swapper/109:26:001
100159950,5cyclictest0-21swapper/112:27:201
100159950,5cyclictest0-21swapper/109:58:281
100159950,5cyclictest0-21swapper/108:25:511
100159950,5cyclictest0-21swapper/108:09:281
100159950,5cyclictest0-21swapper/107:28:051
100159950,4cyclictest0-21swapper/110:50:191
100159950,3cyclictest0-21swapper/111:16:281
100159950,3cyclictest0-21swapper/111:01:511
100159950,3cyclictest0-21swapper/110:35:121
100159950,3cyclictest0-21swapper/110:21:541
100159950,3cyclictest0-21swapper/110:00:471
100159950,3cyclictest0-21swapper/108:20:121
100159950,2cyclictest0-21swapper/111:08:061
100159950,2cyclictest0-21swapper/110:25:391
100159950,2cyclictest0-21swapper/109:40:191
100159950,2cyclictest0-21swapper/109:35:131
100159950,2cyclictest0-21swapper/107:20:101
100159950,1cyclictest0-21swapper/111:35:191
100159950,1cyclictest0-21swapper/109:15:101
100159950,0cyclictest0-21swapper/111:53:491
100159950,0cyclictest0-21swapper/111:53:481
100149954,1cyclictest21432-21tr08:40:150
100149950,5cyclictest0-21swapper/008:25:150
100149950,2cyclictest18814-21/usr/sbin/munin08:35:150
100159940,4cyclictest0-21swapper/107:17:231
100159940,1cyclictest0-21swapper/112:30:111
100159940,1cyclictest0-21swapper/107:35:121
100159940,0cyclictest0-21swapper/107:30:201
100159931,1cyclictest0-21swapper/109:05:121
100159931,1cyclictest0-21swapper/108:00:101
100159930,3cyclictest0-21swapper/108:15:461
100159930,3cyclictest0-21swapper/107:52:291
100159930,3cyclictest0-21swapper/107:45:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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