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2026-03-27 - 15:23
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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 Mar 27, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
76592960,2sleep11170899cyclictest09:26:421
313262800,0sleep0111rcuc/010:30:100
123172770,1sleep112319-21bash10:52:541
40172620,0sleep20-21swapper/209:33:442
204342620,1sleep10-21swapper/109:43:141
27082590,1sleep3674-21dbus-daemon09:14:353
207802580,1sleep120778-21lspci11:39:481
145352570,1sleep3649-21polkitd11:09:233
15362560,0sleep20-21swapper/212:13:252
270022540,0sleep30-21swapper/310:18:563
257482530,0sleep125718-21sshd11:56:271
166122530,0sleep30-21swapper/311:31:133
163412530,2sleep01170399cyclictest12:11:560
157232520,1sleep00-21swapper/012:20:040
120482520,0sleep10-21swapper/111:06:231
1125425241,7sleep10-21swapper/107:05:461
270852510,0sleep30-21swapper/309:25:133
263982510,1sleep3391rcuc/312:10:063
262942510,0sleep30-21swapper/312:26:203
215612510,0sleep20-21swapper/210:37:252
66062500,0sleep20-21swapper/212:00:152
53602500,0sleep10-21swapper/110:09:011
314912490,0sleep10-21swapper/110:03:031
265092490,1sleep3391rcuc/310:05:183
217592490,1sleep021762-21bash10:18:280
163392490,0sleep30-21swapper/312:03:493
4012480,0sleep20-21swapper/211:46:102
284112480,0sleep20-21swapper/210:29:562
215982480,0sleep00-21swapper/011:12:400
215982480,0sleep00-21swapper/011:12:390
213272480,0sleep10-21swapper/112:36:481
192612480,0sleep30-21swapper/311:55:533
18522480,0sleep1231rcuc/112:10:411
304632470,0sleep30-21swapper/310:59:543
30212470,0sleep10-21swapper/109:22:181
253102470,0sleep20-21swapper/212:23:362
198762470,0sleep20-21swapper/211:26:032
4012460,0sleep20-21swapper/211:02:442
45502380,0sleep00-21swapper/010:06:110
152332350,2sleep21171599cyclictest11:55:322
107212350,0sleep10-21swapper/112:16:531
1152823110,7sleep20-21swapper/207:09:112
115392298,7sleep30-21swapper/307:09:203
112782299,7sleep00-21swapper/007:06:040
11708992120,0cyclictest241ktimersoftd/111:17:531
39412180,0sleep30-21swapper/311:13:543
39412180,0sleep30-21swapper/311:13:543
291262180,0sleep2311rcuc/210:43:292
53082170,1sleep05301-21bash12:08:190
41532170,2sleep21171599cyclictest09:14:462
322492170,0sleep20-21swapper/210:49:102
21632170,0sleep00-21swapper/009:36:150
298892160,2sleep11170899cyclictest11:48:421
240362160,0sleep00-21swapper/011:23:460
164142160,0sleep30-21swapper/310:26:083
11708991615,0cyclictest3033-21kworker/1:311:33:401
11708991615,0cyclictest241ktimersoftd/110:23:101
11708991614,1cyclictest9072-21kworker/1:210:31:261
52302150,1sleep25224-21lspci11:05:482
286482150,0sleep30-21swapper/310:13:383
175802150,0sleep3391rcuc/311:53:043
175102150,0sleep20-21swapper/210:10:012
1172099150,12cyclictest5986-21bash12:30:083
11708991514,0cyclictest9679-21lspci10:14:471
11708991514,0cyclictest9072-21kworker/1:210:41:291
11708991514,0cyclictest22855-21kworker/1:411:40:351
11708991513,1cyclictest9072-21kworker/1:210:39:351
4752140,0sleep00-21swapper/011:38:030
303862140,0sleep30-21swapper/310:02:573
290772140,1sleep1231rcuc/112:34:471
139912140,0sleep10-21swapper/109:58:561
11708991413,1cyclictest11701-21kworker/1:410:17:231
11708991413,0cyclictest2996-21kworker/1:410:57:161
11708991413,0cyclictest17434-21kworker/1:309:53:231
11708991412,1cyclictest2118-21kworker/1:111:24:591
325892130,0sleep2311rcuc/212:07:522
285762130,1sleep028573-21lspci09:54:450
169102130,0sleep0111rcuc/010:04:340
11715991312,0cyclictest22265-21lspci10:59:112
11715991312,0cyclictest16465-21lspci09:37:282
1171599130,12cyclictest1-21systemd11:31:532
11708991313,0cyclictest2118-21kworker/1:111:12:521
11708991313,0cyclictest2118-21kworker/1:111:12:511
11708991312,0cyclictest437-21kworker/1:412:28:571
11708991312,0cyclictest30827-21kworker/1:110:46:421
11708991312,0cyclictest28872-21lspci11:54:021
11708991312,0cyclictest11921-21kworker/1:310:27:271
1170399130,12cyclictest0-21swapper/012:17:570
1170399130,0cyclictest0-21swapper/011:46:180
109832130,0sleep2311rcuc/210:09:302
133452120,0sleep00-21swapper/012:33:260
1172099120,1cyclictest2627-21lspci12:37:573
1172099120,11cyclictest0-21swapper/312:16:173
11715991210,1cyclictest29434-21sshd11:43:132
11715991210,1cyclictest1026-21sshd10:01:222
11715991210,1cyclictest0-21swapper/211:53:222
1170899124,1cyclictest25-21ksoftirqd/111:00:101
11708991212,0cyclictest3033-21kworker/1:311:29:511
11708991212,0cyclictest241ktimersoftd/108:10:401
11708991211,0cyclictest3972-21lspci09:33:451
11708991211,0cyclictest2652-21kworker/1:012:01:231
1170399126,5cyclictest22665-21sshd11:26:180
1170399124,7cyclictest699-21gdbus09:57:230
1170399124,2cyclictest674-21dbus-daemon09:46:570
11703991210,1cyclictest642-21systemd-logind10:58:170
1170399120,1cyclictest29979-21gdbus11:56:270
1170399120,1cyclictest0-21swapper/011:33:280
1170399120,1cyclictest0-21swapper/009:21:270
1170399120,11cyclictest0-21swapper/010:45:480
107012120,0sleep30-21swapper/309:55:523
50592110,0sleep00-21swapper/010:52:170
1172099119,1cyclictest674-21dbus-daemon11:44:383
1172099119,1cyclictest15509-21lspci09:42:483
1172099110,10cyclictest0-21swapper/310:45:373
1172099110,0cyclictest0-21swapper/310:51:373
1171599119,1cyclictest674-21dbus-daemon12:26:522
11715991110,0cyclictest0-21swapper/210:54:222
1171599110,10cyclictest0-21swapper/211:10:432
1171599110,10cyclictest0-21swapper/211:10:422
1171599110,10cyclictest0-21swapper/209:23:522
1171599110,0cyclictest0-21swapper/209:25:232
1170899119,1cyclictest6112-21kworker/1:109:47:551
11708991111,0cyclictest7497-21kworker/1:112:23:361
11708991111,0cyclictest29873-21kworker/1:309:16:241
11708991110,0cyclictest28513-21kworker/1:207:55:151
1170399119,1cyclictest20565-21lspci10:12:570
1170399115,5cyclictest660-21avahi-daemon10:35:140
1170399115,5cyclictest660-21avahi-daemon10:25:160
1170399115,5cyclictest660-21avahi-daemon09:34:220
1170399114,2cyclictest660-21avahi-daemon12:04:100
1170399114,2cyclictest21681-21sshd11:01:480
1170399114,1cyclictest674-21dbus-daemon10:44:510
1170399114,1cyclictest674-21dbus-daemon10:20:290
1170399114,1cyclictest660-21avahi-daemon11:05:200
1170399114,1cyclictest14623-21sshd12:28:070
1170399113,4cyclictest26433-21munin-run12:40:010
11703991110,0cyclictest0-21swapper/009:41:080
1172099109,0cyclictest0-21swapper/312:09:083
1172099109,0cyclictest0-21swapper/311:27:373
1172099109,0cyclictest0-21swapper/311:02:173
1172099109,0cyclictest0-21swapper/309:51:383
1172099109,0cyclictest0-21swapper/309:49:473
1172099109,0cyclictest0-21swapper/309:39:273
1172099108,1cyclictest0-21swapper/311:20:273
1172099100,0cyclictest0-21swapper/311:46:073
1171599109,0cyclictest0-21swapper/212:37:432
1171599100,1cyclictest131rcu_sched10:35:002
1170899109,0cyclictest28513-21kworker/1:207:50:131
1170899109,0cyclictest0-21swapper/109:00:211
1170899100,0cyclictest0-21swapper/109:37:001
1170399104,1cyclictest699-21gdbus09:09:560
1170399104,1cyclictest660-21avahi-daemon11:40:050
1170399104,1cyclictest660-21avahi-daemon09:25:170
1170399104,1cyclictest660-21avahi-daemon09:11:190
1170399104,1cyclictest30108-21sshd11:16:020
1170399103,2cyclictest674-21dbus-daemon09:18:360
1170399103,2cyclictest1002-21snmpd07:37:350
1170399103,1cyclictest674-21dbus-daemon11:50:020
117209998,0cyclictest0-21swapper/311:37:273
117209998,0cyclictest0-21swapper/310:33:383
117209998,0cyclictest0-21swapper/309:31:173
117209995,3cyclictest660-21avahi-daemon10:35:453
117159998,0cyclictest0-21swapper/212:19:022
117159998,0cyclictest0-21swapper/211:20:322
117089990,1cyclictest131rcu_sched12:07:041
117089990,1cyclictest131rcu_sched09:10:031
117039993,1cyclictest699-21gdbus08:00:000
117039993,1cyclictest1002-21snmpd08:30:390
117209987,0cyclictest0-21swapper/310:22:173
117209986,1cyclictest660-21avahi-daemon10:42:183
117209986,1cyclictest15327-21lspci11:17:343
117159987,0cyclictest0-21swapper/210:22:222
117159986,1cyclictest9613-21sshd11:36:022
117159986,1cyclictest7002-21lspci09:55:332
117159986,1cyclictest33-21ksoftirqd/211:16:092
117159986,1cyclictest26814-21sshd09:41:012
117159985,1cyclictest33-21ksoftirqd/209:46:392
117159983,1cyclictest33-21ksoftirqd/210:16:432
117159980,1cyclictest121rcu_preempt09:52:382
117089988,0cyclictest241ktimersoftd/107:46:141
117039983,1cyclictest1002-21snmpd08:21:120
117039983,1cyclictest1002-21snmpd07:16:160
117039980,7cyclictest0-21swapper/008:59:570
117209975,1cyclictest660-21avahi-daemon12:21:533
117209975,1cyclictest21824-21sshd09:20:363
117209974,2cyclictest660-21avahi-daemon09:16:033
117159975,1cyclictest5765-21lspci12:30:062
117159974,2cyclictest660-21avahi-daemon09:16:572
117089975,1cyclictest25-21ksoftirqd/107:20:001
117039976,0cyclictest0-21swapper/007:49:580
117039972,1cyclictest674-21dbus-daemon08:05:010
117039972,1cyclictest1002-21snmpd07:43:260
117209963,2cyclictest1002-21snmpd08:55:583
117209963,2cyclictest1002-21snmpd07:57:213
117209963,2cyclictest1002-21snmpd07:40:473
117209960,5cyclictest0-21swapper/308:40:073
117209960,5cyclictest0-21swapper/307:35:273
117159965,0cyclictest0-21swapper/207:40:122
117159964,1cyclictest674-21dbus-daemon08:29:592
117159963,2cyclictest29979-21gdbus08:10:012
117089966,0cyclictest32540-21kworker/1:008:26:171
117089966,0cyclictest32540-21kworker/1:008:21:251
117089966,0cyclictest32540-21kworker/1:008:07:031
117089966,0cyclictest28715-21kworker/1:109:09:571
117089966,0cyclictest241ktimersoftd/107:35:511
117089966,0cyclictest12462-21kworker/1:208:31:291
117089963,2cyclictest1002-21snmpd07:22:381
117089960,5cyclictest0-21swapper/107:33:401
117209953,1cyclictest699-21gdbus08:00:003
117209953,1cyclictest674-21dbus-daemon08:10:003
117209953,1cyclictest660-21avahi-daemon07:24:003
117209953,1cyclictest14968-21cat07:15:143
117209953,1cyclictest12380-21cat07:10:133
117209953,1cyclictest11121-21cat08:25:123
117209953,1cyclictest1002-21snmpd09:05:013
117209953,1cyclictest1002-21snmpd08:51:373
117209953,1cyclictest1002-21snmpd08:48:163
117209953,1cyclictest1002-21snmpd08:35:163
117209953,1cyclictest1002-21snmpd08:30:303
117209953,1cyclictest1002-21snmpd08:11:533
117209953,1cyclictest1002-21snmpd07:50:203
117209953,1cyclictest1002-21snmpd07:45:113
117209953,1cyclictest1002-21snmpd07:27:523
117209952,2cyclictest1002-21snmpd09:01:233
117209952,2cyclictest1002-21snmpd08:21:463
117209950,4cyclictest0-21swapper/307:32:183
117209950,2cyclictest6953-21hwlatdetect08:15:123
117159954,0cyclictest0-21swapper/207:46:332
117159953,1cyclictest699-21gdbus08:45:002
117159953,1cyclictest649-21polkitd08:55:002
117159953,1cyclictest3914-21sshd08:05:322
117159953,1cyclictest1910-21crond08:00:592
117159953,1cyclictest19034-21cat07:25:142
117159953,1cyclictest15196-21cat08:35:132
117159953,1cyclictest1088-21ntpd08:30:162
117159953,1cyclictest1002-21snmpd09:07:012
117159953,1cyclictest1002-21snmpd08:41:392
117159953,1cyclictest1002-21snmpd08:23:282
117159953,1cyclictest1002-21snmpd08:15:062
117159953,1cyclictest1002-21snmpd07:57:302
117159953,1cyclictest1002-21snmpd07:35:132
117159953,1cyclictest1002-21snmpd07:30:442
117159953,1cyclictest1002-21snmpd07:17:162
117159953,1cyclictest1002-21snmpd07:11:482
117159952,2cyclictest26774-21cat09:05:012
117159950,0cyclictest0-21swapper/207:52:522
117159950,0cyclictest0-21swapper/207:21:122
117089955,0cyclictest12462-21kworker/1:208:41:431
117089953,1cyclictest649-21polkitd07:25:001
117089953,1cyclictest25140-21cat07:40:131
117089953,1cyclictest1088-21ntpd08:50:161
117089953,1cyclictest1002-21snmpd08:55:221
117089953,1cyclictest1002-21snmpd08:45:271
117089953,1cyclictest1002-21snmpd08:37:161
117089953,1cyclictest1002-21snmpd08:16:301
117089953,1cyclictest1002-21snmpd07:10:181
117089950,1cyclictest328-21/usr/sbin/munin08:00:141
117039953,1cyclictest699-21gdbus07:55:000
117039953,1cyclictest646-21lsmd07:11:540
117039953,1cyclictest20584-21/usr/sbin/munin07:30:190
117039953,1cyclictest19037-21cat07:25:140
117039953,1cyclictest17216-21strings07:20:150
117039953,1cyclictest1002-21snmpd08:40:150
117039953,1cyclictest1002-21snmpd08:18:390
117039952,2cyclictest1002-21snmpd08:54:590
117039952,2cyclictest1002-21snmpd08:45:300
117159942,1cyclictest0-21swapper/208:50:102
117039942,1cyclictest699-21gdbus08:10:010
117039942,1cyclictest674-21dbus-daemon08:05:000
117039942,1cyclictest24945-21cat09:00:110
117039942,1cyclictest14919-21expr08:35:110
117039942,1cyclictest10913-21forks08:25:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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