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2025-11-27 - 08:32
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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 rack2slot0.osadl.org (updated Thu Nov 27, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
614821070,0sleep30-21swapper/320:05:203
304472950,0sleep10-21swapper/122:38:441
31452640,0sleep13146-21bash21:13:531
191682640,1sleep219165-21lspci00:34:362
172772630,0sleep10-21swapper/100:06:241
124432610,0sleep0101ktimersoftd/021:43:160
115822600,0sleep10-21swapper/122:49:331
90542590,0sleep10-21swapper/123:36:471
46132590,1sleep1241ktimersoftd/123:52:141
99172580,0sleep39902-21sshd23:46:223
253832580,0sleep20-21swapper/223:25:432
262722550,0sleep226271-21bash21:31:562
257052550,1sleep0101ktimersoftd/022:25:340
109942550,0sleep0111rcuc/020:20:110
236632540,0sleep20-21swapper/222:34:562
149922540,0sleep20-21swapper/221:59:192
327072530,0sleep30-21swapper/300:18:073
274642520,0sleep20-21swapper/223:03:492
169422520,0sleep10-21swapper/100:13:081
32102510,0sleep30-21swapper/320:00:153
83112500,0sleep20-21swapper/222:08:082
83112500,0sleep20-21swapper/222:08:082
134552500,2sleep01408499cyclictest21:21:080
131452490,0sleep20-21swapper/223:05:282
300792480,0sleep20-21swapper/223:42:022
322242470,1sleep032218-21sshd22:04:100
151282380,1sleep09-21ksoftirqd/022:43:310
1383123518,12sleep00-21swapper/019:08:080
138122309,7sleep10-21swapper/119:07:541
137472287,7sleep20-21swapper/219:07:062
250152220,2sleep01408499cyclictest22:19:160
1392322210,7sleep30-21swapper/319:09:203
196032200,1sleep319601-21sshd21:25:013
286492190,0sleep10-21swapper/122:44:521
141552190,0sleep10-21swapper/122:27:391
14091991918,0cyclictest25976-21kworker/1:121:26:351
67862180,0sleep20-21swapper/222:42:412
14091991816,1cyclictest14237-21kworker/1:023:31:321
14091991717,0cyclictest18852-21kworker/1:223:26:211
280662160,2sleep11409199cyclictest22:00:311
218292160,0sleep00-21swapper/021:37:500
14091991616,0cyclictest17646-21kworker/1:300:39:091
14091991616,0cyclictest17646-21kworker/1:300:39:081
14091991615,0cyclictest28466-21kworker/1:023:00:111
14091991615,0cyclictest15871-21kworker/1:219:25:141
14091991614,1cyclictest6065-21kworker/1:122:11:491
14091991614,0cyclictest4245-21kworker/1:123:40:131
156222150,0sleep20-21swapper/222:12:022
14091991515,0cyclictest9902-21kworker/1:323:22:521
14091991515,0cyclictest33050irq/27-ahci[00022:21:581
14091991514,0cyclictest27893-21kworker/1:021:33:501
14091991514,0cyclictest17646-21kworker/1:300:30:191
13272150,0sleep20-21swapper/222:35:492
92792140,0sleep19262-21sshd21:52:261
1409799140,11cyclictest29449-21sshd23:07:083
14091991414,0cyclictest27830-21kworker/1:221:16:301
14091991413,1cyclictest25976-21kworker/1:121:40:261
14091991413,0cyclictest24364-21lspci22:15:581
237002130,0sleep00-21swapper/000:10:220
14097991311,1cyclictest48-21kauditd23:24:583
1409799130,1cyclictest0-21swapper/300:12:283
14091991313,0cyclictest13025-21kworker/1:222:58:561
14091991313,0cyclictest1271-21kworker/1:200:20:141
14091991312,1cyclictest23264-21kworker/1:222:06:361
14091991312,1cyclictest23264-21kworker/1:222:06:361
14091991312,0cyclictest17598-21lspci00:16:321
14091991312,0cyclictest15871-21kworker/1:219:23:411
14091991311,1cyclictest1521-21kworker/1:021:56:121
1409799120,11cyclictest0-21swapper/321:15:383
1409699120,1cyclictest14437-21sshd23:34:122
14091991211,1cyclictest30910-21kworker/1:021:09:141
14091991211,0cyclictest33050irq/27-ahci[00021:47:471
14091991211,0cyclictest25976-21kworker/1:121:37:291
14091991211,0cyclictest21525-21lspci22:31:291
14091991211,0cyclictest1677-21lspci21:23:121
14091991210,1cyclictest619-17sedispatch00:25:091
1409199120,1cyclictest3264-21lspci23:58:291
1408499120,11cyclictest24301-21sshd22:34:590
1408499120,11cyclictest0-21swapper/023:02:200
1408499120,11cyclictest0-21swapper/022:49:290
1408499120,11cyclictest0-21swapper/000:34:010
1409799119,1cyclictest646-21dbus-daemon22:53:383
1409799119,1cyclictest0-21swapper/322:28:183
14097991110,0cyclictest0-21swapper/322:02:493
14097991110,0cyclictest0-21swapper/321:37:593
1409799110,10cyclictest0-21swapper/323:59:283
1409799110,10cyclictest0-21swapper/323:51:293
1409799110,10cyclictest0-21swapper/322:45:093
1409799110,10cyclictest0-21swapper/321:58:283
1409799110,10cyclictest0-21swapper/321:40:383
1409799110,10cyclictest0-21swapper/300:26:493
1409799110,10cyclictest0-21swapper/300:05:383
1409799110,0cyclictest0-21swapper/321:45:193
14096991110,0cyclictest23940-21sshd21:22:112
14096991110,0cyclictest0-21swapper/223:14:332
14096991110,0cyclictest0-21swapper/222:50:012
14096991110,0cyclictest0-21swapper/200:37:432
14096991110,0cyclictest0-21swapper/200:37:422
1409699110,10cyclictest0-21swapper/221:52:222
1409699110,0cyclictest0-21swapper/221:35:222
1409699110,0cyclictest0-21swapper/221:15:012
14091991111,0cyclictest9902-21kworker/1:323:19:451
14091991111,0cyclictest8487-21kworker/1:120:19:181
14091991110,0cyclictest9902-21kworker/1:323:10:341
14091991110,0cyclictest0-21swapper/122:50:501
1408499119,1cyclictest27358-21lspci21:57:190
1408499119,1cyclictest1011-21sshd23:48:290
14084991110,0cyclictest0-21swapper/023:30:000
14084991110,0cyclictest0-21swapper/022:22:590
14084991110,0cyclictest0-21swapper/021:07:490
1408499110,1cyclictest0-21swapper/023:10:190
1408499110,10cyclictest0-21swapper/000:37:500
1408499110,10cyclictest0-21swapper/000:37:500
1408499110,10cyclictest0-21swapper/000:21:210
1408499110,0cyclictest0-21swapper/022:11:400
1409799109,0cyclictest0-21swapper/319:55:283
1409799109,0cyclictest0-21swapper/300:24:183
1409799108,1cyclictest20578-21bash23:34:483
1409799108,1cyclictest13965-21lspci22:18:093
1409799100,0cyclictest0-21swapper/323:13:193
1409799100,0cyclictest0-21swapper/322:12:493
1409799100,0cyclictest0-21swapper/319:36:083
1409699109,0cyclictest0-21swapper/223:58:522
1409699109,0cyclictest0-21swapper/222:21:022
1409699109,0cyclictest0-21swapper/200:21:122
1409699108,1cyclictest30457-21bash22:48:112
1409199109,0cyclictest8487-21kworker/1:120:44:581
14091991010,0cyclictest6417-21kworker/1:020:10:181
14091991010,0cyclictest26772-21kworker/1:019:41:001
14091991010,0cyclictest21820-21kworker/1:120:55:221
1408499109,0cyclictest0-21swapper/023:37:590
1408499109,0cyclictest0-21swapper/023:16:300
1408499109,0cyclictest0-21swapper/000:18:500
1408499109,0cyclictest0-21swapper/000:00:490
1408499107,2cyclictest18524-21kworker/0:123:34:520
140979998,0cyclictest0-21swapper/322:55:283
140979997,1cyclictest13844-21grepconf.sh21:14:593
140979997,1cyclictest10176-21lspci22:24:093
140969998,0cyclictest0-21swapper/223:36:022
140969998,0cyclictest0-21swapper/222:29:312
140969998,0cyclictest0-21swapper/222:15:212
140969998,0cyclictest0-21swapper/222:02:522
140969998,0cyclictest0-21swapper/219:40:212
140969998,0cyclictest0-21swapper/200:18:432
140919999,0cyclictest8487-21kworker/1:120:27:581
140919999,0cyclictest26772-21kworker/1:019:49:511
140919998,0cyclictest25976-21kworker/1:121:04:131
140919998,0cyclictest19761-21kworker/1:020:50:301
140919998,0cyclictest0-21swapper/100:00:191
140919997,1cyclictest25-21ksoftirqd/123:45:051
140919997,1cyclictest25-21ksoftirqd/123:06:111
140849999,0cyclictest0-21swapper/023:42:200
140849998,0cyclictest0-21swapper/023:20:090
140849998,0cyclictest0-21swapper/021:25:300
140849998,0cyclictest0-21swapper/021:16:590
140849998,0cyclictest0-21swapper/000:07:000
140849997,1cyclictest6261-21sshd00:29:300
17753280,0sleep20-21swapper/222:56:272
140979987,0cyclictest0-21swapper/323:40:583
140979987,0cyclictest0-21swapper/323:00:593
140979987,0cyclictest0-21swapper/322:43:183
140979986,1cyclictest700-21gdbus00:30:383
140979986,1cyclictest4886-21lspci21:33:023
140979986,1cyclictest28571-21lspci23:26:023
140979986,1cyclictest27968-21id22:38:293
140979986,1cyclictest27717-21lspci22:32:063
140979986,1cyclictest18837-21lspci23:18:493
140979985,2cyclictest649-21avahi-daemon21:50:373
140979985,2cyclictest649-21avahi-daemon00:00:143
140979985,2cyclictest646-21dbus-daemon21:25:113
140969987,0cyclictest0-21swapper/221:14:222
140969987,0cyclictest0-21swapper/220:20:022
140969986,1cyclictest9425-21sshd23:52:432
140969985,2cyclictest4039-21sshd00:01:422
140919988,0cyclictest8487-21kworker/1:120:36:291
140919988,0cyclictest8487-21kworker/1:120:22:371
140919988,0cyclictest32545-21kworker/1:119:51:341
140919988,0cyclictest32545-21kworker/1:119:51:341
140919988,0cyclictest2275-21kworker/1:020:00:041
140919988,0cyclictest15871-21kworker/1:219:16:541
140849987,0cyclictest0-21swapper/023:54:390
140849986,2cyclictest25219-21kworker/0:021:47:300
140849986,1cyclictest7482-21lspci23:55:380
140849986,1cyclictest27013-21lspci22:35:140
140849986,1cyclictest20232-21lspci22:53:360
13360280,1sleep0101ktimersoftd/022:08:390
13360280,1sleep0101ktimersoftd/022:08:380
26542270,1sleep226674-21sshd00:10:412
140979974,2cyclictest649-21avahi-daemon22:08:063
140979974,2cyclictest649-21avahi-daemon22:08:063
140979974,2cyclictest649-21avahi-daemon00:35:593
140979974,2cyclictest649-21avahi-daemon00:35:583
140979970,6cyclictest0-21swapper/320:13:083
140969975,1cyclictest21973-21lspci23:15:522
140969975,1cyclictest19822-21lspci21:25:022
140969974,2cyclictest649-21avahi-daemon00:05:042
140969974,2cyclictest13125-21sshd23:21:232
140969974,1cyclictest975-21sshd23:45:282
140969974,1cyclictest3141-21sshd00:25:182
140969973,1cyclictest700-21gdbus21:46:152
140969972,2cyclictest26780-21sshd21:41:272
140919975,1cyclictest15871-21kworker/1:219:35:171
140849975,1cyclictest649-21avahi-daemon22:55:380
140849975,1cyclictest649-21avahi-daemon21:30:110
140849975,1cyclictest0-21swapper/021:51:100
140979965,0cyclictest0-21swapper/320:28:083
140979964,1cyclictest646-21dbus-daemon21:07:233
140979964,1cyclictest41-21ksoftirqd/323:35:293
140979960,5cyclictest0-21swapper/320:15:583
140979960,0cyclictest0-21swapper/320:50:583
140969965,0cyclictest0-21swapper/219:45:022
140969964,1cyclictest684-21polkitd21:06:282
140969962,1cyclictest0-21swapper/220:28:172
140919966,0cyclictest8487-21kworker/1:120:45:231
140919966,0cyclictest8487-21kworker/1:120:33:181
140919966,0cyclictest4357-21kworker/1:120:05:021
140919966,0cyclictest32545-21kworker/1:119:55:251
140919966,0cyclictest15871-21kworker/1:219:30:541
140919966,0cyclictest13763-21kworker/1:019:10:181
140849966,0cyclictest6418-21kworker/0:020:10:530
140849964,1cyclictest700-21gdbus20:50:000
140849964,1cyclictest1053-21lldpd20:05:140
140849963,2cyclictest8224-21sshd23:05:050
140849963,2cyclictest646-21dbus-daemon21:10:470
140849963,2cyclictest17299-21snmpd20:17:180
140979954,0cyclictest0-21swapper/320:35:183
140979954,0cyclictest0-21swapper/319:26:073
140979954,0cyclictest0-21swapper/319:24:383
140979953,1cyclictest31468-21gltestperf19:50:143
140979953,1cyclictest31468-21gltestperf19:50:133
140979953,1cyclictest29543-21cat19:45:143
140979953,1cyclictest27476-21cat19:40:133
140979953,1cyclictest23321-21head20:55:163
140979953,1cyclictest17299-21snmpd21:03:283
140979953,1cyclictest17299-21snmpd20:40:493
140979953,1cyclictest17299-21snmpd20:31:583
140979953,1cyclictest17299-21snmpd19:30:213
140979953,1cyclictest17207-21tail19:15:123
140979953,1cyclictest14410-21cpuspeed_turbos19:10:113
140979953,1cyclictest12274-21unixbench_multi20:20:193
140979953,1cyclictest1017-21runrttasks20:45:063
140969953,1cyclictest7752-21ntp_states20:10:172
140969953,1cyclictest25464-21mii-tool19:35:142
140969953,1cyclictest21222-21ntp_states20:50:152
140969953,1cyclictest17299-21snmpd21:00:012
140969953,1cyclictest17299-21snmpd20:59:372
140969953,1cyclictest17299-21snmpd20:45:052
140969953,1cyclictest17299-21snmpd20:40:222
140969953,1cyclictest17299-21snmpd20:16:152
140969953,1cyclictest17299-21snmpd20:01:572
140969953,1cyclictest17299-21snmpd19:57:212
140969953,1cyclictest17299-21snmpd19:52:472
140969953,1cyclictest17299-21snmpd19:52:472
140969953,1cyclictest17299-21snmpd19:30:022
140969953,1cyclictest17299-21snmpd19:23:232
140969953,1cyclictest14481-21sshd20:30:122
140969953,1cyclictest0-21swapper/219:15:192
140969952,2cyclictest5717-21ntpq20:05:172
140969952,1cyclictest0-21swapper/219:11:122
140969950,4cyclictest20919-21/usr/sbin/munin19:25:102
140849954,0cyclictest0-21swapper/019:45:290
140849953,1cyclictest682-21lsmd20:00:190
140849953,1cyclictest649-21avahi-daemon20:31:590
140849953,1cyclictest21189-21tr20:50:140
140849953,1cyclictest17299-21snmpd21:00:290
140849953,1cyclictest17299-21snmpd20:57:220
140849953,1cyclictest17299-21snmpd20:35:430
140849953,1cyclictest17299-21snmpd20:25:540
140849953,1cyclictest17299-21snmpd19:21:410
140849953,1cyclictest17299-21snmpd19:10:410
140849953,1cyclictest16850-21/usr/sbin/munin19:15:120
140849953,1cyclictest1053-21lldpd19:35:360
140849953,1cyclictest1053-21lldpd19:30:100
140849952,2cyclictest27880-21ntpq19:40:150
140849952,2cyclictest2589-21basename20:00:010
140849952,2cyclictest17299-21snmpd19:50:570
140849952,2cyclictest17299-21snmpd19:50:560
140849950,4cyclictest0-21swapper/019:29:090
140969942,1cyclictest17299-21snmpd20:35:212
140849942,1cyclictest16620-21grep20:40:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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