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2026-01-11 - 15:57
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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 Sun Jan 11, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
317321010,1sleep341-21ksoftirqd/309:55:203
229452930,0sleep20-21swapper/209:47:072
156602920,0sleep00-21swapper/011:43:360
86042810,0sleep20-21swapper/210:02:572
32712790,0sleep03228-21sshd10:58:230
232732650,1sleep323260-21sshd11:16:363
271082530,0sleep30-21swapper/312:12:123
203712530,0sleep10-21swapper/111:32:561
218392520,0sleep10-21swapper/111:49:431
112972520,0sleep00-21swapper/009:22:210
47222510,0sleep00-21swapper/012:18:400
201162510,1sleep11-21systemd11:21:511
56972500,0sleep00-21swapper/011:15:080
318682500,0sleep20-21swapper/211:22:522
114822490,0sleep1231rcuc/112:10:491
153272480,1sleep215325-21lspci11:07:382
128512480,0sleep20-21swapper/212:35:542
59862470,0sleep00-21swapper/009:31:300
89322460,0sleep00-21swapper/011:54:050
1638924534,7sleep00-21swapper/007:05:050
263702410,0sleep30-21swapper/310:30:053
272412370,0sleep10-21swapper/111:44:371
1723023614,7sleep20-21swapper/207:05:192
174592287,4sleep10-21swapper/107:05:221
115412280,0sleep30-21swapper/311:32:103
178742238,10sleep30-21swapper/307:06:123
261272200,0sleep20-21swapper/211:11:182
1828999190,16cyclictest0-21swapper/011:57:030
1828999180,2cyclictest1-21systemd12:01:530
182622180,0sleep00-21swapper/011:10:360
227772170,0sleep20-21swapper/209:13:192
220652170,0sleep10-21swapper/111:08:131
1828999179,5cyclictest0-21swapper/012:11:330
113492170,0sleep00-21swapper/010:39:470
68562160,0sleep10-21swapper/110:53:111
310582160,0sleep20-21swapper/210:05:182
261132160,0sleep00-21swapper/012:20:260
204672160,0sleep00-21swapper/010:21:170
1828999160,1cyclictest7035-21sshd09:16:030
120942160,0sleep20-21swapper/210:56:212
18289991513,1cyclictest0-21swapper/009:27:530
302422140,0sleep341-21ksoftirqd/310:05:143
250222140,0sleep20-21swapper/212:20:202
231032140,1sleep323098-21dump-pmu-power08:40:003
222062140,0sleep1241ktimersoftd/111:58:001
206362140,1sleep020637-21grepconf.sh09:53:500
1830299140,2cyclictest19735-21sshd11:41:092
138742140,0sleep20-21swapper/211:54:312
45812130,0sleep30-21swapper/312:24:133
300052130,0sleep30-21swapper/311:14:273
283072130,0sleep20-21swapper/211:55:402
18306991311,1cyclictest0-21swapper/311:25:483
1830699130,12cyclictest17470-21systemd-cgroups10:10:483
1830299130,1cyclictest8327-21sshd09:59:282
18295991311,1cyclictest624-13audispd12:34:221
1828999139,3cyclictest0-21swapper/010:26:020
94402120,0sleep20-21swapper/210:16:552
49462120,0sleep10-21swapper/109:55:301
303282120,0sleep20-21swapper/210:24:552
1830699120,1cyclictest8823-21bash10:36:483
1830699120,11cyclictest0-21swapper/311:08:583
1830699120,11cyclictest0-21swapper/309:39:283
1830699120,11cyclictest0-21swapper/309:24:583
1830699120,11cyclictest0-21swapper/308:11:283
18302991210,1cyclictest32143-21lspci09:37:492
1830299120,11cyclictest623-17sedispatch11:02:182
1830299120,11cyclictest0-21swapper/211:32:292
1829599120,1cyclictest28013-21tty10:08:321
1829599120,1cyclictest0-21swapper/111:38:531
1829599120,11cyclictest21303-21bash11:52:221
1828999127,4cyclictest0-21swapper/011:47:230
1828999125,6cyclictest660-21avahi-daemon11:05:190
1828999124,7cyclictest674-21dbus-daemon12:05:030
1828999124,7cyclictest25005-21sshd09:13:420
1828999124,2cyclictest660-21avahi-daemon11:02:590
1828999122,1cyclictest1-21systemd12:25:240
1828999120,11cyclictest0-21swapper/010:40:030
111922120,0sleep10-21swapper/111:18:221
1830699119,1cyclictest23243-21grep10:51:483
1830699119,1cyclictest21472-21sshd11:21:583
1830699119,1cyclictest11275-21sshd12:05:183
1830699119,1cyclictest10753-21id11:51:273
18306991110,0cyclictest0-21swapper/310:16:483
18306991110,0cyclictest0-21swapper/310:00:083
1830699110,10cyclictest0-21swapper/311:42:283
1830699110,10cyclictest0-21swapper/309:17:173
1830299119,1cyclictest26138-21sshd10:35:282
18302991110,0cyclictest27654-21sshd10:46:382
1830299110,10cyclictest7733-21sshd11:45:392
1830299110,10cyclictest0-21swapper/209:19:482
1830299110,0cyclictest0-21swapper/212:09:092
1829599119,1cyclictest11785-21bash10:20:311
1829599110,1cyclictest15420-21sshd12:27:531
1828999115,5cyclictest12982-21sshd10:17:190
1828999114,1cyclictest674-21dbus-daemon11:30:370
1828999114,1cyclictest674-21dbus-daemon10:05:490
1828999114,1cyclictest674-21dbus-daemon09:45:570
1828999114,1cyclictest660-21avahi-daemon12:36:490
1828999114,1cyclictest660-21avahi-daemon11:21:520
1828999114,1cyclictest649-21polkitd10:51:100
1828999114,1cyclictest649-21polkitd10:30:070
1828999114,1cyclictest32651-21sshd09:37:520
1828999114,1cyclictest22488-21sshd10:11:210
1828999114,1cyclictest17807-21sshd12:33:370
1828999114,1cyclictest10894-21sshd11:26:350
1828999113,2cyclictest674-21dbus-daemon11:35:380
1828999113,2cyclictest674-21dbus-daemon09:55:140
1828999113,2cyclictest674-21dbus-daemon09:40:110
1828999113,2cyclictest649-21polkitd10:45:320
1828999110,10cyclictest0-21swapper/010:04:530
106842110,0sleep20-21swapper/212:13:352
1830699109,0cyclictest0-21swapper/312:26:173
1830699109,0cyclictest0-21swapper/310:55:573
1830699109,0cyclictest0-21swapper/309:33:573
1830299109,0cyclictest0-21swapper/210:31:592
1830299108,1cyclictest16215-21sshd09:32:382
1830299108,1cyclictest0-21swapper/210:54:392
1830299100,9cyclictest0-21swapper/212:04:182
1830299100,0cyclictest0-21swapper/209:50:092
1830299100,0cyclictest0-21swapper/209:43:382
1829599109,0cyclictest0-21swapper/112:22:031
1829599109,0cyclictest0-21swapper/110:44:421
1829599109,0cyclictest0-21swapper/110:30:221
1829599109,0cyclictest0-21swapper/109:40:221
1829599109,0cyclictest0-21swapper/109:21:411
1829599109,0cyclictest0-21swapper/108:30:211
1829599100,0cyclictest0-21swapper/111:26:421
1829599100,0cyclictest0-21swapper/110:03:121
1828999103,1cyclictest29661-21cat07:35:190
183069998,0cyclictest0-21swapper/312:15:173
183069998,0cyclictest0-21swapper/311:55:583
183069997,1cyclictest9293-21bash10:23:073
183069997,1cyclictest18002-21lspci09:29:083
183029998,0cyclictest0-21swapper/209:23:392
183029997,1cyclictest33-21ksoftirqd/212:27:172
183029997,1cyclictest3155-21bash10:25:192
182959998,0cyclictest0-21swapper/112:16:321
182959998,0cyclictest0-21swapper/111:12:411
182959998,0cyclictest0-21swapper/109:46:311
182959997,1cyclictest4052-21lspci10:36:221
182959997,1cyclictest23760-21sshd09:30:011
182959997,1cyclictest18251-21sshd10:56:521
182959997,1cyclictest17213-21sshd09:17:521
182899996,2cyclictest0-21swapper/008:15:120
182899993,1cyclictest674-21dbus-daemon09:00:000
182899993,1cyclictest649-21polkitd09:04:560
182899993,1cyclictest1002-21snmpd07:10:490
182899991,2cyclictest674-21dbus-daemon08:30:000
183069987,0cyclictest0-21swapper/309:50:483
183069987,0cyclictest0-21swapper/308:18:373
183069986,1cyclictest642-21systemd-logind10:47:373
183069986,1cyclictest29707-21lspci11:47:343
183069986,1cyclictest2329-21lspci10:28:023
183069986,1cyclictest22985-21lspci12:00:443
183069986,1cyclictest19488-21lspci12:36:303
183069985,2cyclictest699-21gdbus11:35:253
183069985,2cyclictest674-21dbus-daemon12:34:473
183069985,2cyclictest660-21avahi-daemon11:00:543
183069985,2cyclictest660-21avahi-daemon10:40:143
183069980,7cyclictest0-21swapper/307:40:283
183029987,0cyclictest716-21lspci11:28:312
183029987,0cyclictest0-21swapper/210:12:382
183029986,1cyclictest642-21systemd-logind11:15:492
183029986,1cyclictest33-21ksoftirqd/210:43:272
183029986,1cyclictest1913-21lspci12:15:362
183029981,2cyclictest649-21polkitd11:38:592
183029981,1cyclictest131rcu_sched12:30:592
182959986,1cyclictest660-21avahi-daemon12:36:351
182959986,1cyclictest23278-21lspci10:18:261
182959985,2cyclictest660-21avahi-daemon12:05:131
182959985,2cyclictest660-21avahi-daemon10:11:501
182959984,3cyclictest699-21gdbus09:25:321
182959984,3cyclictest15792-21lspci09:53:181
182959984,1cyclictest699-21gdbus09:11:041
182959983,1cyclictest660-21avahi-daemon09:38:111
182899983,1cyclictest1002-21snmpd09:09:310
182899982,1cyclictest8590-21chrt08:02:060
182899982,1cyclictest3584-21missed_timers07:50:140
182899982,1cyclictest22626-21unixbench_singl08:35:210
182899982,1cyclictest21625-21wc07:15:170
182899982,1cyclictest16461-21sed08:20:220
182899982,1cyclictest1002-21snmpd08:49:070
182899982,1cyclictest1002-21snmpd08:40:210
182899982,1cyclictest1002-21snmpd07:57:420
182899982,1cyclictest1002-21snmpd07:40:100
182899980,5cyclictest0-21swapper/007:21:330
183069976,0cyclictest0-21swapper/309:45:183
183069976,0cyclictest0-21swapper/308:34:283
183069975,1cyclictest649-21polkitd09:40:373
183069974,2cyclictest674-21dbus-daemon09:10:063
183069970,6cyclictest0-21swapper/307:10:373
183029975,1cyclictest33-21ksoftirqd/209:25:282
183029975,1cyclictest33-21ksoftirqd/208:10:002
182959975,1cyclictest16307-21sshd10:26:261
182959975,1cyclictest13710-21lspci12:02:471
182959974,2cyclictest642-21systemd-logind11:01:321
182959974,2cyclictest12314-21sshd10:45:191
182899972,1cyclictest25352sleep007:47:520
182899972,1cyclictest1002-21snmpd08:31:210
182899972,1cyclictest1002-21snmpd07:31:440
183069965,0cyclictest0-21swapper/309:01:083
183069965,0cyclictest0-21swapper/308:48:383
183069965,0cyclictest0-21swapper/307:51:573
183069965,0cyclictest0-21swapper/307:23:273
183069963,2cyclictest1002-21snmpd08:07:303
183069963,2cyclictest1002-21snmpd07:32:383
183069960,5cyclictest0-21swapper/307:46:083
183069960,5cyclictest0-21swapper/307:17:483
183029964,1cyclictest674-21dbus-daemon08:19:592
183029964,1cyclictest22444-21grep07:15:252
183029963,2cyclictest1002-21snmpd07:39:282
183029960,0cyclictest0-21swapper/208:04:272
182959965,0cyclictest20306-21kworker/1:307:20:381
182959965,0cyclictest0-21swapper/109:00:021
182959965,0cyclictest0-21swapper/108:04:321
182959964,1cyclictest674-21dbus-daemon07:50:001
182959963,2cyclictest1002-21snmpd07:28:341
182959960,5cyclictest0-21swapper/108:07:011
182959960,0cyclictest0-21swapper/108:47:321
183069953,1cyclictest7520-21cat08:00:143
183069953,1cyclictest5482-21cat07:55:153
183069953,1cyclictest1002-21snmpd09:06:283
183069953,1cyclictest1002-21snmpd08:53:183
183069953,1cyclictest1002-21snmpd08:40:043
183069953,1cyclictest1002-21snmpd08:25:173
183069953,1cyclictest1002-21snmpd08:20:483
183069953,1cyclictest1002-21snmpd07:35:163
183069953,1cyclictest1002-21snmpd07:28:263
183029954,0cyclictest0-21swapper/207:10:572
183029953,1cyclictest31806-21cut09:00:142
183029953,1cyclictest29874-21cat08:55:142
183029953,1cyclictest27882-21cat08:50:132
183029953,1cyclictest2466-21grep09:05:202
183029953,1cyclictest21739-21cat08:35:152
183029953,1cyclictest1002-21snmpd08:49:342
183029953,1cyclictest1002-21snmpd08:42:062
183029953,1cyclictest1002-21snmpd08:30:192
183029953,1cyclictest1002-21snmpd07:55:142
183029953,1cyclictest1002-21snmpd07:53:432
183029953,1cyclictest1002-21snmpd07:45:202
183029953,1cyclictest1002-21snmpd07:43:262
183029953,1cyclictest1002-21snmpd07:30:382
183029952,2cyclictest24275-21timerandwakeup07:20:192
183029952,2cyclictest1002-21snmpd08:25:292
183029952,2cyclictest1002-21snmpd08:10:212
183029952,2cyclictest1002-21snmpd07:25:402
182959954,0cyclictest0-21swapper/108:59:421
182959954,0cyclictest0-21swapper/108:12:021
182959954,0cyclictest0-21swapper/107:18:421
182959953,1cyclictest660-21avahi-daemon07:35:001
182959953,1cyclictest5485-21cat07:55:151
182959953,1cyclictest31761-21irqstats07:40:141
182959953,1cyclictest29207-21/usr/sbin/munin07:35:261
182959953,1cyclictest15670-21cat08:20:161
182959953,1cyclictest1002-21snmpd08:53:431
182959953,1cyclictest1002-21snmpd08:41:421
182959953,1cyclictest1002-21snmpd08:28:401
182959953,1cyclictest1002-21snmpd08:17:171
182959953,1cyclictest1002-21snmpd07:52:581
182959953,1cyclictest1002-21snmpd07:10:421
182959952,2cyclictest1002-21snmpd09:05:011
182959952,2cyclictest1002-21snmpd08:35:311
182899954,0cyclictest0-21swapper/008:10:330
182899953,1cyclictest25286-21cstates07:25:110
182899952,2cyclictest29979-21gdbus08:50:010
182899952,2cyclictest10083-21gunzip08:05:170
183069942,1cyclictest29557-21tr08:55:123
183029942,1cyclictest15673-21cat08:20:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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