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2026-06-05 - 21:03
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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 Fri Jun 05, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1483721630,3sleep01767999cyclictest10:49:580
712421540,5sleep31769599cyclictest13:27:233
1725821460,3sleep21769199cyclictest11:58:212
1068911010,4ptp4l401ktimersoftd/308:43:123
105791770,4getstats46850irq/99-ens3-TxR12:09:263
17691997157,7cyclictest33-21ksoftirqd/214:07:102
308722700,5sleep21769199cyclictest13:52:152
77782690,2sleep10-21swapper/114:02:141
174962644,10sleep00-21swapper/008:45:450
201482630,2sleep30-21swapper/310:55:393
17686996354,5cyclictest25-21ksoftirqd/110:27:061
97992590,3sleep1231rcuc/110:42:121
17691995844,7cyclictest33-21ksoftirqd/210:52:082
17691995742,8cyclictest33-21ksoftirqd/213:27:092
17686995745,6cyclictest25-21ksoftirqd/110:37:041
172942574,10sleep10-21swapper/108:43:081
159042560,2sleep00-21swapper/009:47:110
302772550,4sleep31769599cyclictest10:17:133
142752550,5sleep125-21ksoftirqd/112:28:071
91992540,2sleep30-21swapper/311:51:163
205622530,2sleep30-21swapper/311:28:273
17686995344,4cyclictest25-21ksoftirqd/113:57:091
17686995343,5cyclictest25-21ksoftirqd/113:37:081
17686995241,5cyclictest25-21ksoftirqd/109:37:041
63682510,3sleep2321ktimersoftd/212:53:132
17686995126,3cyclictest25-21ksoftirqd/109:27:231
106891500,1ptp4l401ktimersoftd/311:17:253
42382490,3sleep04242-21missed_timers09:22:140
17691994836,5cyclictest33-21ksoftirqd/211:22:072
17686994837,5cyclictest25-21ksoftirqd/113:17:081
105791480,4getstats1769599cyclictest12:14:263
17691994734,6cyclictest33-21ksoftirqd/210:27:052
17686994736,4cyclictest25-21ksoftirqd/109:47:051
17686994735,6cyclictest25-21ksoftirqd/110:12:061
17686994726,4cyclictest25-21ksoftirqd/110:22:171
17686994721,4cyclictest25-21ksoftirqd/108:52:151
17691994633,7cyclictest33-21ksoftirqd/212:27:082
17686994638,3cyclictest25-21ksoftirqd/113:12:101
17686994621,7cyclictest25-21ksoftirqd/111:37:121
17691994531,7cyclictest33-21ksoftirqd/209:57:042
17686994521,4cyclictest25-21ksoftirqd/112:42:081
17686994521,4cyclictest25-21ksoftirqd/112:42:081
17691994431,6cyclictest33-21ksoftirqd/209:02:042
17691994330,6cyclictest33-21ksoftirqd/213:32:102
17686994331,3cyclictest25-21ksoftirqd/114:11:591
17686994217,3cyclictest25-21ksoftirqd/113:22:271
17686994210,4cyclictest25-21ksoftirqd/112:06:571
17686994131,5cyclictest25-21ksoftirqd/111:02:071
17686994128,4cyclictest25-21ksoftirqd/111:27:151
17686994117,4cyclictest25-21ksoftirqd/111:17:231
17686994034,3cyclictest25-21ksoftirqd/112:17:071
17686994021,8cyclictest25-21ksoftirqd/112:12:181
17686994016,4cyclictest25-21ksoftirqd/112:47:111
17686994016,4cyclictest25-21ksoftirqd/112:47:111
17686994015,4cyclictest25-21ksoftirqd/113:27:111
106891400,1ptp4l401ktimersoftd/312:25:233
1769599393,9cyclictest11464-21apt-get10:47:053
17686993930,3cyclictest25-21ksoftirqd/111:32:231
106891390,1ptp4l401ktimersoftd/313:55:583
106891390,1ptp4l401ktimersoftd/313:40:463
106891390,1ptp4l401ktimersoftd/313:21:163
106891390,1ptp4l401ktimersoftd/312:53:523
106891390,1ptp4l401ktimersoftd/311:40:163
17691993825,7cyclictest33-21ksoftirqd/209:42:052
1768699388,8cyclictest25-21ksoftirqd/109:57:111
1768699388,5cyclictest25-21ksoftirqd/112:07:141
17686993832,3cyclictest25-21ksoftirqd/112:01:561
17686993825,10cyclictest25-21ksoftirqd/111:07:041
17686993811,4cyclictest25-21ksoftirqd/112:22:191
106891380,1ptp4l401ktimersoftd/313:58:343
106891380,1ptp4l401ktimersoftd/313:51:353
106891380,1ptp4l401ktimersoftd/312:57:433
106891380,1ptp4l401ktimersoftd/311:54:423
106891380,1ptp4l401ktimersoftd/311:44:153
106891380,1ptp4l401ktimersoftd/311:12:493
106891380,1ptp4l401ktimersoftd/311:01:363
106891380,1ptp4l401ktimersoftd/311:01:363
17695993714,20cyclictest14884-21sh13:36:473
1769199375,8cyclictest33-21ksoftirqd/209:37:072
1769199371,8cyclictest33-21ksoftirqd/211:07:222
1768699373,30cyclictest615-21apt-get09:17:041
17686993727,3cyclictest25-21ksoftirqd/108:57:071
17686993726,3cyclictest25-21ksoftirqd/114:12:151
17686993714,3cyclictest25-21ksoftirqd/111:12:131
17686993712,4cyclictest25-21ksoftirqd/112:57:221
106891370,1ptp4l401ktimersoftd/314:12:133
106891370,1ptp4l401ktimersoftd/313:42:143
106891370,1ptp4l401ktimersoftd/313:24:243
106891370,1ptp4l401ktimersoftd/313:15:293
106891370,1ptp4l401ktimersoftd/313:09:073
106891370,1ptp4l401ktimersoftd/312:45:223
106891370,1ptp4l401ktimersoftd/312:45:223
106891370,1ptp4l401ktimersoftd/312:39:293
106891370,1ptp4l401ktimersoftd/312:34:523
106891370,1ptp4l401ktimersoftd/312:02:543
106891370,1ptp4l401ktimersoftd/311:57:053
106891370,1ptp4l401ktimersoftd/311:36:133
106891370,1ptp4l401ktimersoftd/311:22:443
106891370,1ptp4l401ktimersoftd/311:11:193
106891370,0ptp4l401ktimersoftd/314:05:483
17691993618,5cyclictest33-21ksoftirqd/213:22:272
1768699365,3cyclictest121rcu_preempt13:42:091
17686993622,11cyclictest25-21ksoftirqd/111:22:131
17686993612,4cyclictest25-21ksoftirqd/111:44:291
106891360,1ptp4l401ktimersoftd/312:30:163
106891360,1ptp4l401ktimersoftd/309:17:143
106891360,0ptp4l401ktimersoftd/313:03:393
17695993513,19cyclictest29947-21unixbench_singl09:07:203
1769199357,3cyclictest33-21ksoftirqd/210:42:102
17691993522,7cyclictest33-21ksoftirqd/210:32:042
17691993522,11cyclictest33-21ksoftirqd/212:32:552
1768699355,4cyclictest121rcu_preempt13:02:201
17686993529,3cyclictest25-21ksoftirqd/110:47:161
17686993529,3cyclictest25-21ksoftirqd/109:16:521
17686993529,3cyclictest25-21ksoftirqd/109:16:521
17686993528,4cyclictest25-21ksoftirqd/110:57:231
17686993528,4cyclictest25-21ksoftirqd/110:57:231
17686993522,3cyclictest25-21ksoftirqd/110:07:061
17686993512,4cyclictest25-21ksoftirqd/113:35:361
17686993512,4cyclictest25-21ksoftirqd/112:32:161
17686993511,7cyclictest25-21ksoftirqd/113:51:591
106891350,1ptp4l401ktimersoftd/312:21:503
1769599341,11cyclictest10053-21lockfile-remove09:36:533
17691993428,4cyclictest33-21ksoftirqd/211:56:562
1768699345,5cyclictest25-21ksoftirqd/109:42:141
1768699344,5cyclictest25-21ksoftirqd/109:02:101
17686993428,3cyclictest25-21ksoftirqd/110:56:541
17686993428,3cyclictest25-21ksoftirqd/108:51:521
17686993423,3cyclictest25-21ksoftirqd/112:37:151
17686993423,3cyclictest25-21ksoftirqd/109:52:111
1768699341,3cyclictest25-21ksoftirqd/112:54:501
17686993411,4cyclictest25-21ksoftirqd/110:02:131
1769599339,4cyclictest366-21phc2sys10:22:153
1769599331,5cyclictest0-21swapper/309:52:043
17695993311,4cyclictest31783-21expr12:47:103
17695993311,4cyclictest31783-21expr12:47:103
17695993311,3cyclictest5059-21cat10:32:133
17691993327,3cyclictest33-21ksoftirqd/213:41:592
17691993327,3cyclictest33-21ksoftirqd/213:16:582
17686993328,3cyclictest25-21ksoftirqd/111:47:101
17686993327,3cyclictest25-21ksoftirqd/113:56:581
17686993324,6cyclictest25-21ksoftirqd/111:52:081
1768699330,8cyclictest25-21ksoftirqd/109:32:211
17679993321,6cyclictest9-21ksoftirqd/012:42:100
17679993321,6cyclictest9-21ksoftirqd/012:42:100
1769599328,4cyclictest3302-21cpuspeed_turbos09:22:073
1769599328,4cyclictest26080-21tr09:02:063
1769599326,4cyclictest7230-21unixbench_singl09:27:233
1769599323,7cyclictest20975-21apt-get08:52:033
1769599322,6cyclictest1676-21apt-get10:27:053
17695993212,17cyclictest17867-21/usr/sbin/munin08:47:053
17691993227,3cyclictest33-21ksoftirqd/212:22:192
17691993220,7cyclictest33-21ksoftirqd/208:52:042
17691993219,6cyclictest33-21ksoftirqd/209:22:052
17691993215,5cyclictest33-21ksoftirqd/210:12:242
1768699323,7cyclictest25-21ksoftirqd/109:07:071
17686993226,3cyclictest25-21ksoftirqd/113:07:121
17686993226,3cyclictest25-21ksoftirqd/110:32:131
17686993225,3cyclictest25-21ksoftirqd/109:22:101
1769599319,3cyclictest23782-21cat08:57:053
1769599317,4cyclictest23858-21grep10:02:223
1769599316,4cyclictest27619-21rm11:02:183
1769599312,5cyclictest12173-21apt-get14:07:113
17691993126,3cyclictest33-21ksoftirqd/211:01:542
17691993126,3cyclictest33-21ksoftirqd/211:01:542
17691993125,3cyclictest33-21ksoftirqd/214:16:592
17691993125,3cyclictest33-21ksoftirqd/213:07:142
17691993125,3cyclictest33-21ksoftirqd/211:42:182
17691993122,3cyclictest33-21ksoftirqd/212:07:112
17691993116,13cyclictest33-21ksoftirqd/211:12:062
17686993125,3cyclictest25-21ksoftirqd/110:17:161
17679993122,5cyclictest9-21ksoftirqd/012:12:080
264962300,3sleep026501-21fschecks_count11:02:100
1769599308,3cyclictest20408-21if_enp1s0.109:57:113
1769599307,4cyclictest13890-21processes09:42:153
1769599307,3cyclictest9440-21gltestperf10:42:103
1769599306,3cyclictest16658-21unixbench-2d09:47:213
17691993025,3cyclictest33-21ksoftirqd/211:51:562
17691993025,3cyclictest33-21ksoftirqd/210:11:542
17691993024,3cyclictest33-21ksoftirqd/212:06:572
17691993024,3cyclictest33-21ksoftirqd/211:02:112
17691993024,3cyclictest33-21ksoftirqd/210:41:542
17691993023,4cyclictest33-21ksoftirqd/212:57:082
1769599298,4cyclictest11008-21irqrtprio09:37:103
1769599298,3cyclictest25462-21kernelversion10:07:123
17691992924,3cyclictest33-21ksoftirqd/212:46:572
17691992924,3cyclictest33-21ksoftirqd/212:46:572
17691992923,3cyclictest33-21ksoftirqd/213:57:102
17691992923,3cyclictest33-21ksoftirqd/212:21:562
17691992923,3cyclictest33-21ksoftirqd/210:47:122
17691992923,3cyclictest33-21ksoftirqd/209:56:532
17691992923,3cyclictest33-21ksoftirqd/208:51:512
155312295,10sleep20-21swapper/208:42:042
17691992823,3cyclictest33-21ksoftirqd/213:17:132
17691992823,3cyclictest33-21ksoftirqd/212:12:102
17691992823,3cyclictest33-21ksoftirqd/209:31:522
17691992822,4cyclictest33-21ksoftirqd/213:46:592
17691992822,4cyclictest33-21ksoftirqd/210:17:232
17691992822,3cyclictest33-21ksoftirqd/213:47:182
17691992812,5cyclictest33-21ksoftirqd/214:06:592
17691992722,3cyclictest33-21ksoftirqd/211:32:132
17691992722,3cyclictest33-21ksoftirqd/211:21:562
17691992721,3cyclictest33-21ksoftirqd/211:27:162
17691992721,3cyclictest33-21ksoftirqd/209:35:442
17691992716,9cyclictest33-21ksoftirqd/212:37:262
17679992722,3cyclictest9-21ksoftirqd/012:52:090
17691992621,3cyclictest33-21ksoftirqd/209:17:112
17691992621,3cyclictest33-21ksoftirqd/209:12:102
17691992621,3cyclictest33-21ksoftirqd/209:12:102
17691992611,6cyclictest33-21ksoftirqd/212:47:152
17691992611,6cyclictest33-21ksoftirqd/212:47:152
17679992621,3cyclictest9-21ksoftirqd/012:57:130
17679992621,3cyclictest9-21ksoftirqd/010:57:070
17679992621,3cyclictest9-21ksoftirqd/010:57:070
17679992620,3cyclictest9-21ksoftirqd/010:24:000
17679992620,3cyclictest9-21ksoftirqd/009:57:550
17679992620,3cyclictest9-21ksoftirqd/009:30:400
1769199252,4cyclictest121rcu_preempt09:47:152
17691992520,3cyclictest33-21ksoftirqd/211:37:142
17691992520,3cyclictest33-21ksoftirqd/208:57:082
17691992519,3cyclictest33-21ksoftirqd/213:06:582
17691992519,3cyclictest33-21ksoftirqd/210:22:212
17679992519,3cyclictest9-21ksoftirqd/010:27:540
17679992519,3cyclictest9-21ksoftirqd/009:41:250
1767999250,3cyclictest121rcu_preempt11:53:180
17691992419,3cyclictest33-21ksoftirqd/209:07:102
17691992412,10cyclictest33-21ksoftirqd/210:02:162
17679992419,3cyclictest9-21ksoftirqd/014:07:270
17679992419,3cyclictest9-21ksoftirqd/009:19:210
17679992419,3cyclictest9-21ksoftirqd/009:10:300
17679992418,4cyclictest2043-21tail11:42:250
17679992418,3cyclictest9-21ksoftirqd/013:19:130
17679992418,3cyclictest9-21ksoftirqd/010:32:560
237322231,3sleep023833-21df_inode08:57:060
17679992318,3cyclictest9-21ksoftirqd/013:57:190
17679992318,3cyclictest9-21ksoftirqd/013:37:100
17679992318,3cyclictest9-21ksoftirqd/011:32:150
17679992318,3cyclictest9-21ksoftirqd/009:55:500
17679992318,3cyclictest10888-1kworker/u9:212:27:590
17679992317,4cyclictest9-21ksoftirqd/010:03:530
17679992317,3cyclictest9-21ksoftirqd/012:11:570
17679992317,3cyclictest9-21ksoftirqd/012:01:560
17679992317,3cyclictest9-21ksoftirqd/009:13:510
17679992317,3cyclictest9-21ksoftirqd/009:13:510
17679992316,4cyclictest9-21ksoftirqd/008:53:150
1767999231,19cyclictest20015-21munin-run08:51:510
106891230,1ptp4l401ktimersoftd/310:37:093
106891230,1ptp4l401ktimersoftd/310:12:123
106891230,1ptp4l401ktimersoftd/309:12:083
106891230,1ptp4l401ktimersoftd/309:12:083
17679992217,3cyclictest9-21ksoftirqd/011:47:120
17679992216,3cyclictest9-21ksoftirqd/014:03:370
17679992216,3cyclictest9-21ksoftirqd/009:45:140
17679992216,3cyclictest8890-21unixbench-2d12:22:250
17679992216,3cyclictest25049-21head10:07:090
17679992215,4cyclictest9-21ksoftirqd/012:34:330
17679992212,6cyclictest31806-21uptime13:52:260
1767999220,19cyclictest22087-21unixbench_singl13:42:270
201042210,2sleep00-21swapper/014:14:340
17679992116,3cyclictest9-21ksoftirqd/010:54:230
17679992115,4cyclictest2488-21tr12:17:080
17679992114,4cyclictest16986-21sh11:25:410
17679992114,4cyclictest13647-1kworker/u9:213:02:090
17679992114,4cyclictest10649-21cut13:32:100
17679992114,4cyclictest1055-21runrttasks13:30:210
17679992114,4cyclictest10109-21open_inodes10:42:150
1767999211,3cyclictest0-21swapper/010:13:050
1767999210,5cyclictest121rcu_preempt12:46:580
1767999210,5cyclictest121rcu_preempt12:46:580
17679992015,3cyclictest9-21ksoftirqd/013:07:110
17679992015,2cyclictest9-21ksoftirqd/010:17:370
1767999201,4cyclictest6937-21if_enp1s010:37:090
17679992014,3cyclictest23338-21sh12:05:060
17679992013,4cyclictest6094-21sh11:13:420
17679992010,8cyclictest2291-21swap13:22:250
17679991914,3cyclictest9-21ksoftirqd/013:48:160
17679991914,3cyclictest9-21ksoftirqd/013:12:170
17679991914,3cyclictest9-21ksoftirqd/011:27:100
17679991913,4cyclictest21862-21/usr/sbin/munin12:37:240
17679991913,4cyclictest11070-21diskmemload11:18:330
17679991913,3cyclictest26159-21expr09:02:060
17679991912,4cyclictest28930-21wc11:37:150
1767999180,16cyclictest0-21swapper/011:07:120
17679991711,3cyclictest8126-21seq09:32:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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