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2026-01-12 - 11:02
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 all highest latencies:
System rackbslot6.osadl.org (updated Mon Jan 12, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2143821580,4sleep31556699cyclictest22:44:293
1068911010,4ptp4l401ktimersoftd/319:24:423
106891750,9ptp4l401ktimersoftd/320:32:213
106891730,1ptp4l401ktimersoftd/323:36:223
15552996659,4cyclictest25-21ksoftirqd/119:42:031
319022650,2sleep00-21swapper/022:55:380
319022650,2sleep00-21swapper/022:55:380
193272640,3sleep219331-21unixbench_multi20:37:222
83462630,5sleep21555999cyclictest20:17:062
1555999621,28cyclictest7351-21/usr/sbin/munin23:37:212
106891620,1ptp4l401ktimersoftd/322:10:593
243992600,2sleep30-21swapper/323:53:233
106891590,1ptp4l401ktimersoftd/322:01:153
327672580,3sleep0101ktimersoftd/000:36:190
327672580,3sleep0101ktimersoftd/000:36:190
28202580,1sleep00-21swapper/022:26:360
15552995647,4cyclictest25-21ksoftirqd/123:52:091
15552995646,5cyclictest25-21ksoftirqd/119:47:031
181822550,2sleep20-21swapper/223:13:592
1555999556,16cyclictest22481-21grep20:47:062
15552995547,4cyclictest25-21ksoftirqd/122:57:071
15552995547,4cyclictest25-21ksoftirqd/122:57:071
106891550,1ptp4l401ktimersoftd/323:04:553
15552995326,4cyclictest25-21ksoftirqd/100:02:281
15552995143,4cyclictest25-21ksoftirqd/120:42:071
15552995143,4cyclictest25-21ksoftirqd/120:17:041
15552995042,4cyclictest25-21ksoftirqd/122:47:091
15552994943,3cyclictest25-21ksoftirqd/122:32:081
15552994941,4cyclictest25-21ksoftirqd/120:27:061
15552994738,5cyclictest25-21ksoftirqd/120:37:041
15552994736,7cyclictest25-21ksoftirqd/119:32:161
15552994638,5cyclictest25-21ksoftirqd/122:02:071
15552994636,6cyclictest25-21ksoftirqd/100:52:101
106891450,1ptp4l401ktimersoftd/322:14:243
15552994419,3cyclictest25-21ksoftirqd/123:47:281
1555999430,20cyclictest17222-21ssh21:34:392
15552994334,5cyclictest25-21ksoftirqd/120:12:041
15552994324,11cyclictest25-21ksoftirqd/121:02:201
1526324324,8sleep20-21swapper/219:24:392
106891430,6ptp4l3907-21kworker/3:021:47:333
15552994234,4cyclictest25-21ksoftirqd/100:47:031
106891420,1ptp4l401ktimersoftd/319:44:403
15552994130,6cyclictest25-21ksoftirqd/121:12:071
15552994130,6cyclictest25-21ksoftirqd/121:12:071
106891410,1ptp4l401ktimersoftd/320:59:523
1555999399,27cyclictest26575-21ptp4l-jitter23:22:212
1555999392,30cyclictest2555-21apt-get23:32:092
15559993917,18cyclictest47150irq/102-ens3-Tx00:47:032
15552993924,3cyclictest25-21ksoftirqd/122:31:551
15552993913,4cyclictest25-21ksoftirqd/100:37:021
141342395,20sleep10-21swapper/119:22:121
106891390,1ptp4l401ktimersoftd/323:22:103
15552993827,5cyclictest25-21ksoftirqd/121:07:051
106891380,1ptp4l401ktimersoftd/323:44:073
106891380,1ptp4l401ktimersoftd/322:28:183
106891380,1ptp4l401ktimersoftd/322:04:313
106891380,1ptp4l401ktimersoftd/321:53:343
106891380,1ptp4l401ktimersoftd/300:21:433
106891380,1ptp4l401ktimersoftd/300:14:353
1556699375,4cyclictest121rcu_preempt00:29:593
1555999370,24cyclictest0-21swapper/221:39:552
1555999370,18cyclictest0-21swapper/221:44:232
15552993732,3cyclictest25-21ksoftirqd/100:36:581
15552993732,3cyclictest25-21ksoftirqd/100:36:581
15552993726,5cyclictest25-21ksoftirqd/122:07:051
106891370,1ptp4l401ktimersoftd/323:47:293
106891370,1ptp4l401ktimersoftd/323:37:563
106891370,1ptp4l401ktimersoftd/323:17:543
106891370,1ptp4l401ktimersoftd/323:11:203
106891370,1ptp4l401ktimersoftd/300:52:083
106891370,1ptp4l401ktimersoftd/300:48:303
106891370,1ptp4l401ktimersoftd/300:35:113
106891370,1ptp4l401ktimersoftd/300:35:113
106891370,1ptp4l401ktimersoftd/300:07:013
106891370,1ptp4l401ktimersoftd/300:03:413
106891370,0ptp4l401ktimersoftd/322:52:033
106891370,0ptp4l401ktimersoftd/322:52:033
106891370,0ptp4l401ktimersoftd/322:39:263
106891370,0ptp4l401ktimersoftd/321:38:553
1555999360,32cyclictest32140-21uniq00:02:132
1555999360,19cyclictest0-21swapper/220:52:162
1555999360,18cyclictest0-21swapper/220:57:262
15552993631,3cyclictest25-21ksoftirqd/122:01:551
106891360,1ptp4l401ktimersoftd/321:34:223
106891360,1ptp4l401ktimersoftd/320:21:483
106891360,1ptp4l401ktimersoftd/300:44:563
106891360,0ptp4l401ktimersoftd/322:51:153
106891360,0ptp4l401ktimersoftd/322:24:073
1555999353,26cyclictest26900-21apt-get23:57:102
15559993515,17cyclictest27771-21sh00:31:072
15559993515,17cyclictest25273-21sh22:47:402
15559993515,17cyclictest20631-21sh22:43:072
15559993515,17cyclictest19713-21sh00:55:242
15559993514,18cyclictest7659-21sh00:10:142
1555999351,18cyclictest0-21swapper/222:27:252
1555999350,31cyclictest20468-21grep20:42:102
15552993530,3cyclictest25-21ksoftirqd/123:36:571
15552993530,3cyclictest25-21ksoftirqd/122:46:561
15552993529,3cyclictest25-21ksoftirqd/122:41:561
15552993529,3cyclictest25-21ksoftirqd/121:51:551
15552993524,9cyclictest25-21ksoftirqd/119:57:091
15552993523,9cyclictest25-21ksoftirqd/123:02:181
106891350,1ptp4l401ktimersoftd/300:38:543
106891350,0ptp4l401ktimersoftd/323:00:073
106891350,0ptp4l401ktimersoftd/323:00:073
15559993414,17cyclictest8689-21diskmemload22:12:122
15559993414,17cyclictest25759-21sh23:55:442
15559993413,18cyclictest15955-21ls19:27:042
1555999341,29cyclictest11959-21snmp_o5powerctl23:07:222
1555999340,29cyclictest8864-21rm21:26:552
1555299343,7cyclictest25-21ksoftirqd/121:46:551
15552993429,3cyclictest25-21ksoftirqd/123:11:571
15552993429,3cyclictest25-21ksoftirqd/122:12:101
15552993429,3cyclictest25-21ksoftirqd/121:37:131
15552993429,3cyclictest25-21ksoftirqd/100:16:581
15552993428,3cyclictest25-21ksoftirqd/100:46:591
15552993410,4cyclictest25-21ksoftirqd/121:52:141
15559993314,16cyclictest8619-21sh21:58:012
15559993314,16cyclictest13053-21latency_hist22:36:562
1555999330,31cyclictest0-21swapper/223:02:282
1555299339,4cyclictest25-21ksoftirqd/120:22:131
15552993328,3cyclictest25-21ksoftirqd/123:12:141
15552993328,3cyclictest25-21ksoftirqd/122:22:241
15552993328,3cyclictest25-21ksoftirqd/120:07:051
15552993327,3cyclictest25-21ksoftirqd/123:57:111
15552993327,3cyclictest25-21ksoftirqd/123:22:291
15552993327,3cyclictest25-21ksoftirqd/122:21:561
15552993327,3cyclictest25-21ksoftirqd/119:41:521
15552993323,3cyclictest25-21ksoftirqd/119:56:521
106891330,1ptp4l401ktimersoftd/322:34:103
106891330,1ptp4l401ktimersoftd/322:18:263
106891330,1ptp4l401ktimersoftd/321:31:503
106891330,1ptp4l401ktimersoftd/319:29:503
25082320,4sleep02512-21needreboot00:37:200
1555999329,20cyclictest1953-21runrttasks21:12:082
1555999329,20cyclictest1953-21runrttasks21:12:082
1555999323,22cyclictest4260-21apt-get21:17:042
1555999323,21cyclictest28796-21apt-get21:47:062
15559993213,16cyclictest9437-21sh00:44:502
1555999321,28cyclictest9085-21apt-get21:27:042
1555999321,28cyclictest30391-21rm23:27:102
1555999321,27cyclictest0-21swapper/222:57:192
1555999321,27cyclictest0-21swapper/222:57:192
1555299326,3cyclictest121rcu_preempt20:32:061
15552993227,3cyclictest25-21ksoftirqd/123:27:131
15552993227,3cyclictest25-21ksoftirqd/120:56:531
15552993226,3cyclictest25-21ksoftirqd/123:21:571
15552993226,3cyclictest25-21ksoftirqd/121:27:111
15552993225,4cyclictest25-21ksoftirqd/119:27:061
15552993225,4cyclictest25-21ksoftirqd/100:27:131
15552993222,4cyclictest25-21ksoftirqd/100:22:171
15552993216,7cyclictest25-21ksoftirqd/123:42:161
106891320,2ptp4l3907-21kworker/3:021:46:153
106891320,1ptp4l401ktimersoftd/319:40:093
106891320,10ptp4l401ktimersoftd/320:44:333
1555999317,21cyclictest15419-21grep20:32:052
1555999312,22cyclictest1493-21apt-get21:52:062
1555999311,27cyclictest20722-21perl23:17:122
15559993111,17cyclictest18850-21cat23:47:272
15559993111,17cyclictest17912-21sed22:07:222
15559993111,17cyclictest14948-21sh22:05:272
15559993110,18cyclictest3153-21sed22:26:552
15552993126,3cyclictest25-21ksoftirqd/123:41:581
15552993126,3cyclictest25-21ksoftirqd/121:32:241
15552993126,3cyclictest25-21ksoftirqd/121:21:541
15552993125,3cyclictest25-21ksoftirqd/122:56:561
15552993125,3cyclictest25-21ksoftirqd/122:56:561
15552993121,3cyclictest25-21ksoftirqd/100:07:101
1554499313,3cyclictest121rcu_preempt00:15:040
106891310,1ptp4l401ktimersoftd/321:22:103
106891310,1ptp4l401ktimersoftd/320:53:323
106891310,1ptp4l401ktimersoftd/320:51:153
106891310,0ptp4l401ktimersoftd/300:23:413
1555999308,19cyclictest26370-21fschecks_count22:17:112
1555999303,21cyclictest1355-21apt-get00:37:102
1555999303,20cyclictest9072-21apt-get00:12:112
1555999301,26cyclictest15290-21ptp4l-jitter00:17:222
1555999301,22cyclictest1077-21apt-get20:02:032
15559993010,17cyclictest32330-21ssh22:56:222
15559993010,17cyclictest32330-21ssh22:56:222
15559993010,17cyclictest29734-21ls00:32:182
15559993010,17cyclictest29734-21ls00:32:182
15559993010,17cyclictest13008-21cat20:27:072
15559993010,17cyclictest10765-21expr20:22:072
1555999300,26cyclictest29481-21/usr/sbin/munin21:02:042
15552993024,3cyclictest25-21ksoftirqd/120:06:531
106891300,1ptp4l401ktimersoftd/323:15:213
106891300,1ptp4l401ktimersoftd/321:15:103
106891300,1ptp4l401ktimersoftd/321:15:103
106891300,1ptp4l401ktimersoftd/320:29:423
1555999299,17cyclictest4108-21irqrtprio20:07:112
1555999298,18cyclictest24035-21expr19:42:052
1555999293,20cyclictest28751-21apt-get19:52:052
1555999290,26cyclictest0-21swapper/222:37:182
1555999290,16cyclictest0-21swapper/223:42:152
15552992925,2cyclictest25-21ksoftirqd/120:47:221
15552992924,3cyclictest25-21ksoftirqd/121:22:101
15552992924,3cyclictest25-21ksoftirqd/120:57:121
15552992914,6cyclictest25-21ksoftirqd/100:17:121
15544992923,3cyclictest9-21ksoftirqd/019:46:520
106891290,0ptp4l401ktimersoftd/321:02:213
106891290,0ptp4l401ktimersoftd/320:22:213
15566992821,4cyclictest41-21ksoftirqd/320:09:163
1555999288,17cyclictest20437-21unixbench_multi19:32:332
1555999281,22cyclictest25865-21apt-get19:46:562
1555999280,26cyclictest0-21swapper/200:22:242
15544992823,3cyclictest9-21ksoftirqd/000:02:160
15544992822,3cyclictest9-21ksoftirqd/022:17:080
15544992822,3cyclictest9-21ksoftirqd/000:52:450
136372285,10sleep00-21swapper/019:22:070
106891280,1ptp4l401ktimersoftd/323:57:003
106891280,0ptp4l401ktimersoftd/319:35:403
1555999279,15cyclictest6698-21kernelversion20:12:122
1555999277,16cyclictest21170-21acpi19:37:042
1555999271,22cyclictest32472-21snmp_o5powerctl19:57:152
15544992722,3cyclictest9-21ksoftirqd/023:32:160
15544992722,3cyclictest9-21ksoftirqd/022:31:560
15544992722,3cyclictest9-21ksoftirqd/021:22:150
15544992722,3cyclictest9-21ksoftirqd/020:37:050
15544992722,3cyclictest9-21ksoftirqd/020:16:530
15544992721,3cyclictest9-21ksoftirqd/023:21:120
15544992716,9cyclictest9-21ksoftirqd/000:46:590
1555999260,23cyclictest526-21grep21:07:142
1554499264,5cyclictest1055-21runrttasks22:04:130
1554499263,3cyclictest121rcu_preempt22:13:480
15544992621,3cyclictest9-21ksoftirqd/023:16:570
15544992620,3cyclictest9-21ksoftirqd/021:20:230
15544992620,3cyclictest9-21ksoftirqd/019:55:200
15544992620,3cyclictest3143-21sh20:06:520
15544992618,4cyclictest7448-21seq23:37:100
106891260,0ptp4l401ktimersoftd/319:55:533
15566992520,3cyclictest41-21ksoftirqd/320:03:383
15544992520,3cyclictest9-21ksoftirqd/023:22:170
15544992520,3cyclictest9-21ksoftirqd/020:17:120
15544992519,3cyclictest9-21ksoftirqd/020:01:390
15544992519,3cyclictest9-21ksoftirqd/019:41:520
15544992519,3cyclictest9-21ksoftirqd/000:47:180
15544992518,4cyclictest9-21ksoftirqd/023:27:140
15544992518,4cyclictest9-21ksoftirqd/020:46:550
15544992518,4cyclictest9-21ksoftirqd/020:30:450
106891250,1ptp4l401ktimersoftd/321:21:183
15544992419,3cyclictest9-21ksoftirqd/022:47:250
15544992419,3cyclictest9-21ksoftirqd/000:26:580
15544992418,3cyclictest9-21ksoftirqd/021:37:050
15544992418,3cyclictest9-21ksoftirqd/021:12:400
15544992418,3cyclictest9-21ksoftirqd/021:12:400
15544992418,3cyclictest9-21ksoftirqd/020:52:250
15544992418,3cyclictest9-21ksoftirqd/019:32:400
106891240,1ptp4l401ktimersoftd/323:27:093
106891240,1ptp4l401ktimersoftd/320:12:073
106891240,1ptp4l401ktimersoftd/319:57:163
106891240,0ptp4l401ktimersoftd/320:37:293
1554499233,17cyclictest27562-21grep20:57:110
15544992318,3cyclictest9-21ksoftirqd/023:51:550
15544992318,3cyclictest9-21ksoftirqd/019:27:100
15544992318,3cyclictest9-21ksoftirqd/000:27:270
15544992317,3cyclictest9-21ksoftirqd/020:25:370
15544992316,4cyclictest9-21ksoftirqd/021:09:550
142572230,19sleep08689-21diskmemload23:42:410
106891230,1ptp4l401ktimersoftd/321:07:163
106891230,1ptp4l401ktimersoftd/319:46:563
1554499223,3cyclictest121rcu_preempt21:35:550
1554499222,2cyclictest121rcu_preempt23:09:250
15544992217,3cyclictest9-21ksoftirqd/023:02:210
15544992217,3cyclictest9-21ksoftirqd/022:58:030
15544992217,3cyclictest9-21ksoftirqd/022:58:030
15544992217,3cyclictest9-21ksoftirqd/000:07:160
15544992217,3cyclictest6396-1kworker/u9:122:33:290
15544992216,3cyclictest9-21ksoftirqd/022:41:450
15544992216,3cyclictest9-21ksoftirqd/020:42:480
1554499221,3cyclictest121rcu_preempt22:00:340
15544992115,3cyclictest9424-21cut21:27:080
15544992115,3cyclictest9-21ksoftirqd/021:52:080
15544992115,3cyclictest9-21ksoftirqd/019:47:100
15544992114,4cyclictest9-21ksoftirqd/023:59:140
1554499211,3cyclictest121rcu_preempt22:42:080
15544992016,3cyclictest9-21ksoftirqd/023:52:140
15544992015,3cyclictest9-21ksoftirqd/021:51:550
15544992015,3cyclictest9-21ksoftirqd/021:04:330
15544992014,4cyclictest23361-1kworker/u9:200:17:580
15544991914,3cyclictest3729-21fschecks_count20:07:080
15544991913,3cyclictest23700-21date21:41:550
15544991913,3cyclictest16118-21/usr/sbin/munin22:07:080
15544991812,3cyclictest15237-21cat20:32:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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