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2026-05-28 - 08:29
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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 highest latencies:
System rackbslot6.osadl.org (updated Thu May 28, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
913221780,4sleep31980599cyclictest00:16:303
1826021580,4sleep21980199cyclictest01:32:212
1068911270,9ptp4l1402-21kworker/3:020:40:043
19801997364,5cyclictest33-21ksoftirqd/201:57:292
19801997360,6cyclictest33-21ksoftirqd/200:52:262
209892690,2sleep30-21swapper/302:07:353
106891650,10ptp4l401ktimersoftd/300:20:283
22972640,2sleep10-21swapper/122:17:281
10802640,1sleep30-21swapper/323:33:583
19801996351,5cyclictest33-21ksoftirqd/223:42:252
19801996149,5cyclictest33-21ksoftirqd/201:07:292
196112585,41sleep00-21swapper/020:41:080
166732570,3sleep00-21swapper/000:57:260
276302560,1sleep20-21swapper/200:34:232
19801995644,5cyclictest33-21ksoftirqd/202:07:302
259042550,3sleep31980599cyclictest23:27:193
80712540,2sleep10-21swapper/123:07:461
77832540,2sleep00-21swapper/000:14:100
19801995428,3cyclictest33-21ksoftirqd/223:02:282
19801995426,3cyclictest33-21ksoftirqd/222:32:422
176072530,2sleep30-21swapper/323:17:363
19801995241,4cyclictest33-21ksoftirqd/221:02:232
195102514,35sleep10-21swapper/120:39:481
1980199496,5cyclictest33-21ksoftirqd/202:02:412
19801994623,3cyclictest33-21ksoftirqd/221:22:332
19801994538,3cyclictest33-21ksoftirqd/201:02:262
106891450,0ptp4l401ktimersoftd/323:54:203
1980199444,3cyclictest121rcu_preempt00:42:152
63392420,1sleep30-21swapper/300:46:493
63392420,1sleep30-21swapper/300:46:493
1980199429,9cyclictest33-21ksoftirqd/223:12:132
19801994236,3cyclictest33-21ksoftirqd/222:07:162
19801994230,6cyclictest33-21ksoftirqd/222:37:242
19801994219,3cyclictest33-21ksoftirqd/223:37:412
106891420,1ptp4l401ktimersoftd/321:49:133
106891420,1ptp4l401ktimersoftd/301:43:503
106891420,1ptp4l401ktimersoftd/301:32:533
19801994127,3cyclictest33-21ksoftirqd/221:07:262
19801994122,3cyclictest33-21ksoftirqd/200:27:302
106891410,1ptp4l401ktimersoftd/300:39:153
19801994025,11cyclictest33-21ksoftirqd/221:32:272
19801994016,4cyclictest33-21ksoftirqd/221:47:302
106891400,15ptp4l401ktimersoftd/323:42:293
19801993932,3cyclictest33-21ksoftirqd/221:42:162
19801993931,4cyclictest33-21ksoftirqd/223:12:182
106891390,1ptp4l401ktimersoftd/323:41:263
106891390,1ptp4l401ktimersoftd/301:17:563
106891390,1ptp4l401ktimersoftd/300:22:383
19801993831,3cyclictest33-21ksoftirqd/201:17:282
19801993825,3cyclictest33-21ksoftirqd/223:25:392
19801993823,12cyclictest33-21ksoftirqd/201:37:472
19801993820,3cyclictest33-21ksoftirqd/201:12:292
19801993812,4cyclictest33-21ksoftirqd/201:49:282
106891380,1ptp4l401ktimersoftd/323:08:553
106891380,1ptp4l401ktimersoftd/302:02:183
106891380,1ptp4l401ktimersoftd/301:09:563
19801993718,3cyclictest33-21ksoftirqd/222:47:412
19801993713,4cyclictest33-21ksoftirqd/222:12:252
19801993713,4cyclictest33-21ksoftirqd/200:59:102
19801993712,4cyclictest33-21ksoftirqd/223:28:512
106891370,1ptp4l401ktimersoftd/323:22:183
106891370,1ptp4l401ktimersoftd/322:49:363
106891370,1ptp4l401ktimersoftd/322:43:383
106891370,1ptp4l401ktimersoftd/321:37:563
106891370,1ptp4l401ktimersoftd/301:57:203
106891370,1ptp4l401ktimersoftd/301:31:203
106891370,1ptp4l401ktimersoftd/300:57:483
106891370,1ptp4l401ktimersoftd/300:48:133
106891370,1ptp4l401ktimersoftd/300:32:393
106891370,1ptp4l401ktimersoftd/300:07:173
106891370,14ptp4l401ktimersoftd/301:14:093
106891370,13ptp4l401ktimersoftd/322:12:303
19801993631,3cyclictest33-21ksoftirqd/200:52:152
19801993630,3cyclictest33-21ksoftirqd/200:17:142
19801993624,9cyclictest33-21ksoftirqd/222:52:302
106891360,1ptp4l401ktimersoftd/323:15:573
106891360,1ptp4l401ktimersoftd/322:58:183
106891360,1ptp4l401ktimersoftd/322:58:183
106891360,1ptp4l401ktimersoftd/322:55:483
106891360,1ptp4l401ktimersoftd/301:02:173
106891360,1ptp4l401ktimersoftd/300:05:113
106891360,1ptp4l401ktimersoftd/300:01:313
106891360,0ptp4l401ktimersoftd/323:05:313
106891360,0ptp4l401ktimersoftd/301:56:393
106891360,0ptp4l401ktimersoftd/301:38:573
106891360,0ptp4l401ktimersoftd/300:29:393
1980199357,4cyclictest33-21ksoftirqd/221:17:392
1980199355,9cyclictest33-21ksoftirqd/221:37:312
19801993529,3cyclictest33-21ksoftirqd/221:17:102
19801993528,3cyclictest33-21ksoftirqd/222:02:252
19801993525,5cyclictest33-21ksoftirqd/221:27:222
1980199351,2cyclictest121rcu_preempt22:57:172
1980199351,2cyclictest121rcu_preempt22:57:172
19801993512,3cyclictest33-21ksoftirqd/200:02:302
19801993511,4cyclictest33-21ksoftirqd/222:27:272
106891350,1ptp4l401ktimersoftd/323:49:343
106891350,0ptp4l401ktimersoftd/321:27:343
1980199343,7cyclictest33-21ksoftirqd/220:52:242
19801993429,3cyclictest33-21ksoftirqd/201:47:172
19801993429,3cyclictest33-21ksoftirqd/200:22:432
19801993410,4cyclictest33-21ksoftirqd/223:52:322
106891340,0ptp4l401ktimersoftd/301:50:093
1980199338,4cyclictest33-21ksoftirqd/223:32:322
1980199336,4cyclictest33-21ksoftirqd/201:27:162
19801993327,3cyclictest33-21ksoftirqd/200:17:442
19801993327,3cyclictest33-21ksoftirqd/200:07:292
19801993326,3cyclictest33-21ksoftirqd/221:57:212
19801993322,9cyclictest33-21ksoftirqd/220:42:322
19801993321,9cyclictest33-21ksoftirqd/201:52:342
19801993319,11cyclictest33-21ksoftirqd/200:42:272
19801993319,11cyclictest33-21ksoftirqd/200:42:272
106891330,1ptp4l401ktimersoftd/301:22:233
1980199329,8cyclictest33-21ksoftirqd/223:47:372
19801993227,3cyclictest33-21ksoftirqd/223:57:422
19801993227,3cyclictest33-21ksoftirqd/222:42:412
19801993225,4cyclictest33-21ksoftirqd/220:57:272
1980199320,3cyclictest121rcu_preempt22:22:342
1980199320,3cyclictest121rcu_preempt01:27:352
106891320,0ptp4l401ktimersoftd/321:53:453
106891320,0ptp4l401ktimersoftd/300:54:553
19801993126,3cyclictest33-21ksoftirqd/220:47:302
19801993110,7cyclictest33-21ksoftirqd/223:17:292
193182310,3sleep0111rcuc/021:47:120
106891310,0ptp4l401ktimersoftd/320:49:193
19801993023,3cyclictest33-21ksoftirqd/221:52:162
1980199300,4cyclictest121rcu_preempt22:17:402
19794992918,8cyclictest25-21ksoftirqd/121:07:101
19789992922,4cyclictest9-21ksoftirqd/022:57:370
19789992922,4cyclictest9-21ksoftirqd/022:57:370
185422295,10sleep20-21swapper/220:37:312
19789992823,3cyclictest9-21ksoftirqd/023:32:140
19789992820,5cyclictest25149-21sh20:52:090
106891280,0ptp4l401ktimersoftd/321:58:483
106891280,0ptp4l401ktimersoftd/321:44:053
19794992721,3cyclictest25-21ksoftirqd/101:52:171
19789992722,3cyclictest9-21ksoftirqd/022:02:310
19789992722,3cyclictest9-21ksoftirqd/000:37:320
19789992721,3cyclictest9-21ksoftirqd/002:05:590
106891270,0ptp4l401ktimersoftd/322:26:443
106891270,0ptp4l401ktimersoftd/322:20:053
19794992620,3cyclictest25-21ksoftirqd/122:07:221
19789992612,11cyclictest15338-21timedrift22:42:400
106891260,1ptp4l401ktimersoftd/322:02:303
106891260,0ptp4l401ktimersoftd/322:08:213
19805992518,4cyclictest41-21ksoftirqd/322:40:183
19805992518,4cyclictest41-21ksoftirqd/321:18:003
19794992520,3cyclictest25-21ksoftirqd/123:22:411
19789992520,3cyclictest9-21ksoftirqd/000:25:580
19789992520,3cyclictest9-21ksoftirqd/000:17:300
19789992519,3cyclictest9-21ksoftirqd/020:45:290
19789992519,3cyclictest28274-21tail01:07:450
19789992518,4cyclictest9-21ksoftirqd/021:58:240
106891250,1ptp4l401ktimersoftd/320:57:253
106891250,0ptp4l401ktimersoftd/320:44:093
229132240,2sleep10-21swapper/101:02:381
19805992418,3cyclictest41-21ksoftirqd/321:13:263
19794992419,3cyclictest25-21ksoftirqd/123:12:311
19794992418,4cyclictest25-21ksoftirqd/121:30:181
19794992418,4cyclictest25-21ksoftirqd/101:22:271
19794992418,3cyclictest25-21ksoftirqd/123:33:111
19794992418,3cyclictest25-21ksoftirqd/102:07:051
19794992417,4cyclictest25-21ksoftirqd/122:38:471
1979499241,20cyclictest6246-21ssh00:46:401
1979499241,20cyclictest6246-21ssh00:46:401
19794992411,10cyclictest15767-21irqrtprio00:22:331
19789992418,4cyclictest9-21ksoftirqd/021:04:420
19789992418,3cyclictest9-21ksoftirqd/021:21:420
19789992417,4cyclictest9-21ksoftirqd/022:29:350
19789992417,4cyclictest9-21ksoftirqd/022:12:450
19789992417,4cyclictest9-21ksoftirqd/021:56:270
19789992412,9cyclictest5626-21who01:17:450
106891240,1ptp4l401ktimersoftd/322:32:273
106891240,1ptp4l401ktimersoftd/322:27:233
106891240,1ptp4l401ktimersoftd/321:32:373
106891240,1ptp4l401ktimersoftd/321:22:333
19794992318,3cyclictest25-21ksoftirqd/100:57:431
19794992317,3cyclictest25-21ksoftirqd/123:22:051
19794992317,3cyclictest25-21ksoftirqd/121:20:031
19794992317,3cyclictest25-21ksoftirqd/120:53:331
19794992317,3cyclictest25-21ksoftirqd/101:34:501
19794992316,4cyclictest25-21ksoftirqd/122:04:431
1979499231,4cyclictest27846-21apt-get20:57:211
1979499231,19cyclictest9904-21memory22:32:331
1979499231,19cyclictest26038-21ssh01:39:211
1978999232,18cyclictest10319-21grep22:32:400
19789992318,3cyclictest9-21ksoftirqd/023:37:270
19789992318,3cyclictest9-21ksoftirqd/023:05:440
19789992318,3cyclictest9-21ksoftirqd/021:09:500
19789992318,3cyclictest9-21ksoftirqd/000:07:340
19789992317,4cyclictest9-21ksoftirqd/000:52:150
19789992315,4cyclictest13355-21diskmemload23:12:140
19789992314,5cyclictest32137-21phc2sys-jitter23:32:340
19789992314,3cyclictest9-21ksoftirqd/001:12:390
106891230,1ptp4l401ktimersoftd/321:07:223
106891230,1ptp4l401ktimersoftd/321:02:223
106891230,1ptp4l401ktimersoftd/320:52:283
19794992216,4cyclictest25-21ksoftirqd/122:29:241
19794992216,3cyclictest25-21ksoftirqd/121:37:221
19794992215,4cyclictest25-21ksoftirqd/100:32:581
19794992215,4cyclictest24225-21ls21:57:121
19794992214,5cyclictest12317-21rm01:57:481
19794992214,3cyclictest25-21ksoftirqd/123:29:591
1979499221,3cyclictest6051-21snmpd00:57:041
1979499221,3cyclictest16927-21apt-key21:42:121
1979499221,19cyclictest0-21swapper/100:11:371
1979499221,18cyclictest31918-21ssh22:59:541
1979499221,18cyclictest31918-21ssh22:59:541
1979499221,18cyclictest12726-21smartctl21:32:281
1979499221,18cyclictest0-21swapper/101:43:211
1978999222,17cyclictest5776-21grep22:22:410
19789992216,3cyclictest9-21ksoftirqd/022:48:300
19789992216,3cyclictest9-21ksoftirqd/021:48:080
19789992216,3cyclictest9-21ksoftirqd/021:36:150
19789992216,3cyclictest9-21ksoftirqd/021:14:240
1978999221,5cyclictest0-21swapper/001:52:350
19789992215,4cyclictest9-21ksoftirqd/020:55:050
19789992215,4cyclictest10991-21idleruntime01:57:340
137122220,4sleep1241ktimersoftd/101:27:301
19794992117,2cyclictest0-21swapper/122:22:211
19794992116,3cyclictest32469-21wc01:12:371
19794992116,3cyclictest25-21ksoftirqd/122:13:531
19794992115,3cyclictest25-21ksoftirqd/122:00:411
19794992115,3cyclictest18019-21sh23:52:251
19794992114,4cyclictest7673-21ssh01:21:161
19794992114,4cyclictest20479-21grep20:42:261
19794992114,4cyclictest11934-21tail00:17:441
1979499211,3cyclictest31152-21snmp_o5powerctl00:37:401
1979499211,18cyclictest0-21swapper/121:48:161
1979499211,17cyclictest233-21systemd-journal22:52:121
1979499211,17cyclictest1493-21snmp_o5powerctl21:07:351
19789992115,3cyclictest9-21ksoftirqd/022:39:420
19789992115,3cyclictest9-21ksoftirqd/021:32:020
19789992115,3cyclictest9-21ksoftirqd/021:22:570
19789992115,3cyclictest28306-21sed20:57:250
19789992114,4cyclictest9-21ksoftirqd/001:48:050
19789992114,4cyclictest24454-21cat00:32:150
19789992114,4cyclictest13355-21diskmemload00:56:360
19789992113,5cyclictest3241-21grep00:42:350
19789992113,5cyclictest3241-21grep00:42:350
19789992113,4cyclictest13355-21diskmemload01:05:110
1979499205,5cyclictest25-21ksoftirqd/123:05:051
19794992015,3cyclictest27762-21apt-get00:02:251
19794992015,3cyclictest25-21ksoftirqd/121:24:121
19794992014,3cyclictest8266-21ssh00:14:591
19794992014,3cyclictest23011-21/usr/sbin/munin20:47:341
1979499201,3cyclictest24715-21users23:57:431
1979499201,3cyclictest0-21swapper/122:44:011
19794992013,4cyclictest6914-21/usr/sbin/munin00:47:371
19794992013,4cyclictest25-21ksoftirqd/101:07:551
19794992013,4cyclictest14731-21cat23:47:421
1979499201,17cyclictest10045-21cron01:57:161
1979499201,17cyclictest0-21swapper/102:09:381
1979499200,6cyclictest0-21swapper/123:42:331
1978999204,10cyclictest13355-21diskmemload22:52:240
19789992014,3cyclictest9-21ksoftirqd/023:58:220
19789992014,3cyclictest16930-21apt-config21:42:120
19789992013,4cyclictest9-21ksoftirqd/001:27:450
19789992013,4cyclictest25296-21gltestperf00:32:310
19789992013,4cyclictest21846-21sh02:07:410
19789992013,4cyclictest13355-21diskmemload23:23:130
19789992013,4cyclictest13355-21diskmemload00:02:180
19789992013,4cyclictest13053-21/usr/sbin/munin23:47:280
19789992013,4cyclictest1055-21runrttasks23:17:290
1978999201,16cyclictest28961-21apt-get22:07:160
19794991916,2cyclictest0-21swapper/121:12:471
1979499191,3cyclictest21975-21ssh00:28:041
19794991912,4cyclictest3747-21fschecks_time23:37:301
1979499191,16cyclictest0-21swapper/122:52:211
1978999191,5cyclictest6207-21ssh23:07:260
19789991912,4cyclictest8376-21cut23:42:260
19789991912,4cyclictest17933-21/usr/sbin/munin23:52:430
19789991912,4cyclictest13355-21diskmemload01:38:230
19789991912,4cyclictest10185-21sed01:22:430
1978999191,16cyclictest0-21swapper/001:32:390
1978999190,16cyclictest13355-21diskmemload01:42:240
19789991811,4cyclictest2032-21expr22:17:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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