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2025-07-06 - 00:20
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackeslot4.osadl.org (updated Sat Jul 05, 2025 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3845479993936,2cyclictest4132882-21fwupd11:15:553
3845470993126,1cyclictest191rcu_preempt09:43:380
384547799300,21cyclictest0-21swapper/210:34:252
3845470993021,2cyclictest191rcu_preempt11:10:540
3845470993020,6cyclictest0-21swapper/012:12:410
3845470993017,5cyclictest16-21ksoftirqd/009:47:090
384547099301,2cyclictest0-21swapper/009:50:140
384547099300,3cyclictest3968037-21diskmemload11:55:030
384547099300,26cyclictest0-21swapper/010:15:120
384547099300,24cyclictest3968037-21diskmemload09:57:150
3845470992924,1cyclictest191rcu_preempt10:07:440
384547099291,1cyclictest3968037-21diskmemload10:14:450
384547099290,21cyclictest0-21swapper/011:08:450
3845470992819,1cyclictest3968037-21diskmemload12:08:500
384547099273,2cyclictest191rcu_preempt10:43:310
384547099273,1cyclictest191rcu_preempt09:38:490
3845470992718,1cyclictest3968037-21diskmemload09:26:340
384547099270,1cyclictest0-21swapper/012:22:100
384547099270,1cyclictest0-21swapper/009:31:490
384547099270,1cyclictest0-21swapper/009:24:240
384547499261,21cyclictest3947976-21apt-get08:50:151
384547499260,21cyclictest0-21swapper/111:55:121
3845470992619,1cyclictest191rcu_preempt10:27:250
3845479992521,2cyclictest3907371-21apt-get08:10:133
3845479992521,2cyclictest3845692-21apt-get07:10:143
3845479992520,3cyclictest4115537-21apt-get11:05:153
3845479992520,2cyclictest3850746-21apt-get07:15:143
3845477992520,3cyclictest4031959-21apt-get10:00:142
384547799251,22cyclictest686-21snmpd12:35:142
384547799250,1cyclictest0-21swapper/211:50:192
384547499252,20cyclictest29396-21apt-get12:30:171
3845474992520,3cyclictest4134551-21apt-get11:20:131
384547499251,21cyclictest8075-21ld12:10:211
384547499251,20cyclictest4096550-21apt-get10:50:151
384547499251,20cyclictest0-21swapper/110:00:141
384547499251,20cyclictest0-21swapper/109:00:111
384547499251,20cyclictest0-21swapper/109:00:111
3845470992524,1cyclictest0-21swapper/010:50:320
384547099252,21cyclictest4109187-21apt-get11:00:140
3845470992516,1cyclictest3968037-21diskmemload10:46:080
384547099251,21cyclictest3927727-21apt-get08:30:140
384547099250,23cyclictest16195-21ssh12:19:270
384547099250,22cyclictest3975284-21df_inode09:15:140
384547999242,20cyclictest4057197-21apt-get10:20:133
3845479992421,2cyclictest3953049-21apt-get08:55:113
3845479992420,2cyclictest4013021-21apt-get09:45:143
384547999240,22cyclictest4183046-21ntpq11:55:223
3845477992419,3cyclictest3963253-21apt-get09:05:142
3845477992418,2cyclictest191rcu_preempt12:22:102
384547799240,6cyclictest4127902-21munin-run11:14:592
384547799240,23cyclictest4170366-21ld11:45:252
3845474992421,2cyclictest3845466-21cyclictest09:50:231
3845474992420,2cyclictest4094300-21ntpq10:45:231
3845474992419,3cyclictest1-21systemd07:15:201
384547499241,3cyclictest3871498-21apt-get07:35:131
384547499240,23cyclictest3986287-21ssh09:21:361
384547499240,22cyclictest4178070-21ssh11:53:091
384547099244,1cyclictest0-21swapper/012:03:400
3845470992414,2cyclictest4158457-21ssh11:36:270
384547099241,3cyclictest4076365-21apt-get10:35:000
384547099241,2cyclictest0-21swapper/009:10:010
384547099241,22cyclictest3968037-21diskmemload11:46:360
384547099241,21cyclictest3968037-21diskmemload11:41:030
384547099241,21cyclictest0-21swapper/008:25:140
384547999231,2cyclictest3968037-21diskmemload11:44:223
384547999231,21cyclictest8004-21ntpq12:10:213
384547999231,19cyclictest0-21swapper/309:35:133
384547999230,22cyclictest3974491-21ssh09:14:003
384547999230,22cyclictest3718-21turbostat12:10:003
384547999230,20cyclictest3968037-21diskmemload12:00:123
384547999230,20cyclictest0-21swapper/311:10:023
384547799232,2cyclictest4163983-21sshd11:40:212
3845477992320,1cyclictest3876553-21apt-get07:40:122
384547799231,2cyclictest4191644-21apt-get12:05:132
384547799231,2cyclictest4090249-21apt-get10:45:132
384547799231,2cyclictest3968037-21diskmemload12:30:152
384547799230,3cyclictest3871240-21sleep07:35:012
384547799230,22cyclictest4148784-21kthreadcore11:30:202
384547799230,21cyclictest3991708-21sed09:25:232
3845474992320,1cyclictest3897194-21apt-get08:00:141
3845474992319,2cyclictest4109697-21sort11:00:191
3845474992319,2cyclictest3922387-21chrt08:25:001
3845474992318,4cyclictest4004478-21ssh09:35:241
384547499231,2cyclictest3968037-21diskmemload11:15:011
384547499231,2cyclictest3968037-21diskmemload09:31:371
384547499231,2cyclictest3937905-21apt-get08:40:171
384547499231,2cyclictest0-21swapper/107:30:161
384547499231,21cyclictest3968037-21diskmemload12:03:231
384547499231,20cyclictest3968037-21diskmemload12:08:451
384547499231,20cyclictest3968037-21diskmemload09:49:081
384547499231,20cyclictest0-21swapper/109:16:261
384547499231,20cyclictest0-21swapper/107:25:151
384547499230,4cyclictest4120501-21ssh11:06:531
384547499230,3cyclictest16208-21ssh12:19:291
384547499230,2cyclictest0-21swapper/112:25:111
384547499230,21cyclictest4069980-21sed10:30:001
384547499230,20cyclictest3987671-21ssh09:25:101
384547499230,20cyclictest0-21swapper/111:45:181
384547499230,20cyclictest0-21swapper/109:40:141
384547499230,20cyclictest0-21swapper/108:05:131
384547099233,19cyclictest211rcuc/011:15:540
3845470992321,1cyclictest0-21swapper/010:37:250
3845470992318,2cyclictest0-21swapper/008:40:210
3845470992317,4cyclictest3875233-21sshd07:35:200
384547099231,2cyclictest3968037-21diskmemload12:28:530
384547099231,2cyclictest0-21swapper/011:20:230
384547099231,2cyclictest0-21swapper/007:30:140
384547099231,21cyclictest3968037-21diskmemload09:12:270
384547099231,21cyclictest3861349-21apt-get07:25:140
384547099231,20cyclictest0-21swapper/011:50:160
384547099231,20cyclictest0-21swapper/011:25:210
384547099230,3cyclictest3962971-21cron09:05:000
384547099230,3cyclictest3962971-21cron09:05:000
384547099230,2cyclictest4057132-21ssh10:20:060
3845479992219,2cyclictest3968037-21diskmemload10:31:343
3845479992219,2cyclictest3968037-21diskmemload09:33:203
3845479992219,2cyclictest3931642-21/usr/sbin/munin08:30:213
3845479992219,2cyclictest0-21swapper/312:24:273
3845479992219,2cyclictest0-21swapper/310:46:453
3845479992219,1cyclictest4109194-21ssh11:00:153
3845479992219,1cyclictest3968037-21diskmemload12:31:353
3845479992218,3cyclictest4152844-21ssh11:33:483
3845479992218,2cyclictest4141173-21ssh11:25:163
3845479992218,2cyclictest4083752-21fw_conntrack10:40:153
3845479992217,3cyclictest686-21snmpd09:05:193
384547999221,20cyclictest3968037-21diskmemload12:16:333
384547999221,19cyclictest3975123-21apt-get09:15:133
384547999220,4cyclictest4012021-21ssh09:42:543
384547999220,2cyclictest3991599-21wc09:25:223
384547999220,21cyclictest4067515-21ssh10:25:213
384547999220,21cyclictest3968037-21diskmemload10:02:133
384547999220,20cyclictest4153517-21ssh11:35:083
384547999220,20cyclictest4019298-21apt-get09:50:113
384547999220,19cyclictest4077116-21ssh10:35:143
384547999220,19cyclictest0-21swapper/310:10:133
3845477992220,1cyclictest0-21swapper/210:15:112
3845477992219,2cyclictest4000417-21apt-get09:35:142
3845477992219,2cyclictest0-21swapper/210:55:112
3845477992219,2cyclictest0-21swapper/210:26:442
3845477992218,3cyclictest4049459-21ssh10:11:302
3845477992218,3cyclictest4025301-21kworker/u8:3+rpciod09:57:102
384547799221,20cyclictest3994594-21ps09:30:182
384547799221,20cyclictest3968037-21diskmemload12:25:422
384547799221,20cyclictest3968037-21diskmemload12:04:482
384547799221,20cyclictest3968037-21diskmemload11:04:312
384547799220,3cyclictest4121355-21ssh11:09:342
384547799220,2cyclictest8010-21ssh12:10:212
384547799220,2cyclictest4100641-21ntp_states10:50:242
384547799220,21cyclictest4141217-21fw_forwarded_lo11:25:152
384547799220,21cyclictest4088400-21ssh10:41:372
384547799220,21cyclictest3968037-21diskmemload09:50:462
384547799220,20cyclictest4044370-21latency_hist10:10:012
3845474992219,2cyclictest3968037-21diskmemload10:40:101
3845474992219,2cyclictest0-21swapper/111:30:151
384547499221,2cyclictest3968037-21diskmemload11:40:311
384547499221,20cyclictest4153571-21apt-get11:35:141
384547499221,20cyclictest3968037-21diskmemload12:35:111
384547499221,20cyclictest3968037-21diskmemload11:12:551
384547499221,20cyclictest0-21swapper/110:07:211
384547499221,20cyclictest0-21swapper/108:29:381
384547499221,1cyclictest3968037-21diskmemload12:22:431
384547499220,2cyclictest4107940-21ssh10:57:091
384547499220,2cyclictest4025600-21ssh09:55:131
384547499220,21cyclictest4061915-21ssh10:20:571
384547499220,21cyclictest3968037-21diskmemload10:32:191
384547499220,20cyclictest0-21swapper/108:55:121
384547499220,20cyclictest0-21swapper/108:15:131
384547499220,20cyclictest0-21swapper/107:10:141
384547499220,1cyclictest3968037-21diskmemload10:35:391
384547499220,19cyclictest0-21swapper/110:15:101
384547499220,19cyclictest0-21swapper/107:55:131
384547099222,2cyclictest245621450irq/127-enp0s29f1:rx-010:55:170
3845470992218,3cyclictest0-21swapper/012:35:150
384547099221,20cyclictest0-21swapper/007:10:230
384547099221,1cyclictest3942920-21apt-get08:45:120
384547099221,1cyclictest0-21swapper/007:55:140
384547099220,21cyclictest0-21swapper/010:00:500
384547099220,21cyclictest0-21swapper/008:50:240
384547099220,20cyclictest3968037-21diskmemload12:30:070
3845479992119,1cyclictest3968037-21diskmemload11:53:023
3845479992119,1cyclictest3968037-21diskmemload09:55:063
3845479992119,1cyclictest3916447-21ntpq08:15:223
3845479992119,1cyclictest0-21swapper/310:53:143
3845479992119,1cyclictest0-21swapper/310:15:033
3845479992119,1cyclictest0-21swapper/310:05:173
3845479992119,1cyclictest0-21swapper/308:20:143
3845479992119,1cyclictest0-21swapper/307:33:113
3845479992118,2cyclictest3968037-21diskmemload11:20:143
3845479992118,2cyclictest3968037-21diskmemload10:59:103
3845479992118,2cyclictest0-21swapper/307:55:143
3845479992117,3cyclictest3947696-21cron08:50:003
384547999211,1cyclictest3981374-21apt-get09:20:133
384547999211,1cyclictest0-21swapper/311:46:193
384547999210,3cyclictest27617-21ssh12:25:313
384547999210,20cyclictest3924870-21kthreadcore08:25:203
384547999210,20cyclictest0-21swapper/312:37:223
384547999210,20cyclictest0-21swapper/308:40:233
3845477992119,1cyclictest3968037-21diskmemload12:16:002
3845477992119,1cyclictest3968037-21diskmemload09:17:462
3845477992119,1cyclictest0-21swapper/209:11:222
3845477992119,1cyclictest0-21swapper/207:55:152
3845477992118,2cyclictest4157576-21ntpq11:35:222
3845477992118,2cyclictest3938992-21cut08:40:212
3845477992118,2cyclictest391rcuc/210:35:172
3845477992118,2cyclictest3845466-21cyclictest07:20:012
384547799211,19cyclictest3968037-21diskmemload10:21:232
384547799210,2cyclictest3968037-21diskmemload11:55:532
384547799210,20cyclictest4128174-21taskset11:15:112
384547799210,20cyclictest4012332-21ssh09:43:512
384547799210,20cyclictest3968037-21diskmemload11:21:242
384547799210,20cyclictest3968037-21diskmemload09:24:322
384547799210,20cyclictest0-21swapper/209:45:132
384547799210,19cyclictest3902293-21apt-get08:05:132
3845474992119,1cyclictest4044612-21ssh10:10:141
384547499210,2cyclictest4141423-21ps11:25:171
384547499210,2cyclictest0-21swapper/108:45:121
384547499210,20cyclictest0-21swapper/107:40:231
384547499210,1cyclictest0-21swapper/109:10:281
384547499210,19cyclictest3968045-21latency_hist09:10:011
3845470992119,1cyclictest0-21swapper/008:05:130
3845470992117,2cyclictest3953049-21apt-get08:55:110
384547099211,19cyclictest0-21swapper/007:21:220
384547099210,2cyclictest0-21swapper/008:22:390
384547099210,2cyclictest0-21swapper/008:10:130
3845479992019,1cyclictest0-21swapper/307:23:313
3845479992018,1cyclictest64-21kcompactd008:06:313
3845479992018,1cyclictest3891467-21apt-config07:55:003
384547999200,1cyclictest64-21kcompactd009:04:343
384547999200,1cyclictest64-21kcompactd009:04:343
384547999200,19cyclictest0-21swapper/307:27:493
3845477992019,1cyclictest0-21swapper/209:04:022
3845477992019,1cyclictest0-21swapper/209:04:022
3845477992016,3cyclictest3891437-21/usr/sbin/munin07:55:002
384547799200,1cyclictest0-21swapper/208:45:132
384547799200,1cyclictest0-21swapper/208:10:142
3845474992018,1cyclictest0-21swapper/107:50:151
3845474992018,1cyclictest0-21swapper/107:24:031
384547499200,1cyclictest0-21swapper/108:30:141
384547499200,1cyclictest0-21swapper/107:45:011
3845470992017,2cyclictest3912446-21apt-get08:15:130
3845479991917,1cyclictest0-21swapper/308:03:503
3845479991915,2cyclictest3933315-21irqcore08:35:183
384547999190,1cyclictest0-21swapper/308:53:493
3845477991917,1cyclictest3956968-21ntpq08:55:192
3845477991917,1cyclictest0-21swapper/208:25:152
3845470991917,1cyclictest3850746-21apt-get07:15:140
3845470991916,1cyclictest0-21swapper/008:35:140
3845470991913,1cyclictest191rcu_preempt08:00:190
3845477991817,1cyclictest64-21kcompactd007:21:222
3845477991816,1cyclictest0-21swapper/207:47:422
384547799180,18cyclictest0-21swapper/207:10:182
3845474991814,2cyclictest0-21swapper/108:35:141
3845479991715,1cyclictest0-21swapper/307:38:343
3845477991715,1cyclictest0-21swapper/208:30:132
3845474991714,2cyclictest0-21swapper/108:10:131
3845470991714,2cyclictest3876553-21apt-get07:40:130
384547799163,3cyclictest3949261-21kthreadcore08:50:192
3845477991614,1cyclictest0-21swapper/208:35:142
3845477991610,1cyclictest0-21swapper/207:30:002
3845470991613,2cyclictest245621450irq/127-enp0s29f1:rx-007:45:160
3845477991514,1cyclictest0-21swapper/208:15:122
3845477991513,1cyclictest38715012chrt07:35:122
384547799150,3cyclictest3901234-21nvmesmart_nvme008:00:242
3845479991411,2cyclictest0-21swapper/307:40:133
384547999139,3cyclictest3881361-21turbostat07:49:553
384547799129,2cyclictest3917904-21gltestperf08:20:172
384547799100,1cyclictest0-21swapper/207:10:012
38454749980,6cyclictest3845475-21latency_hist07:10:011
38454799975,1cyclictest0-21swapper/307:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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