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2026-07-20 - 23:46
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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 376 highest latencies:
System rack4slot1.osadl.org (updated Mon Jul 20, 2026 12:45:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1189621190,3sleep20-21swapper/208:06:192
1189621190,3sleep20-21swapper/208:06:192
776221130,3chrt0-21swapper/310:36:193
776221130,3chrt0-21swapper/310:36:193
526721120,3sleep30-21swapper/307:51:083
526721120,3sleep30-21swapper/307:51:083
526721120,3sleep30-21swapper/307:51:083
817121050,3sleep20-21swapper/210:36:222
817121050,3sleep20-21swapper/210:36:222
401321010,2sleep20-21swapper/212:36:082
401321010,2sleep20-21swapper/212:36:082
37872950,3sleep20-21swapper/211:51:142
37872950,3sleep20-21swapper/211:51:142
37872950,3sleep20-21swapper/211:51:142
204662950,2sleep10-21swapper/108:31:091
204662950,2sleep10-21swapper/108:31:091
75822920,3sleep10-21swapper/111:16:201
75822920,3sleep10-21swapper/111:16:201
75822920,3sleep10-21swapper/111:16:201
308532900,11sleep333-21ksoftirqd/307:31:153
308532900,11sleep333-21ksoftirqd/307:31:153
308532900,11sleep333-21ksoftirqd/307:31:153
58702860,2chrt0-21swapper/110:34:401
58702860,2chrt0-21swapper/110:34:401
58702860,2chrt0-21swapper/110:34:401
186722820,3chrt0-21swapper/312:11:173
186722820,3chrt0-21swapper/312:11:173
186722820,3chrt0-21swapper/312:11:173
179442780,3chrt0-21swapper/211:29:562
179442780,3chrt0-21swapper/211:29:562
259282610,3sleep30-21swapper/312:21:183
259282610,3sleep30-21swapper/312:21:183
259282610,3sleep30-21swapper/312:21:183
259282610,3sleep30-21swapper/312:21:183
194532600,2sleep3321rcuc/309:31:123
194532600,2sleep3321rcuc/309:31:123
194532600,2sleep3321rcuc/309:31:123
79242590,3sleep10-21swapper/111:56:201
79242590,3sleep10-21swapper/111:56:201
79242590,3sleep10-21swapper/111:56:201
79242590,3sleep10-21swapper/111:56:201
59832590,3chrt0-21swapper/207:51:152
59832590,3chrt0-21swapper/207:51:152
59832590,3chrt0-21swapper/207:51:152
201342580,2sleep120142-21rm11:31:291
201342580,2sleep120142-21rm11:31:291
121472570,2sleep30-21swapper/311:21:333
121472570,2sleep30-21swapper/311:21:333
8522560,2sleep00-21swapper/012:31:190
8522560,2sleep00-21swapper/012:31:190
62422560,3chrt0-21swapper/309:15:123
62422560,3chrt0-21swapper/309:15:123
108452550,3sleep30-21swapper/310:01:023
108452550,3sleep30-21swapper/310:01:023
108452550,3sleep30-21swapper/310:01:023
276862530,1sleep127703-21/usr/sbin/munin08:51:081
276862530,1sleep127703-21/usr/sbin/munin08:51:081
7562520,2sleep30-21swapper/312:31:183
7562520,2sleep30-21swapper/312:31:183
30142520,3sleep30-21swapper/311:11:123
30142520,3sleep30-21swapper/311:11:123
43532500,2sleep04361-21ssh09:11:400
43532500,2sleep04361-21ssh09:11:400
128002490,4sleep30-21swapper/312:03:133
128002490,4sleep30-21swapper/312:03:133
128002490,4sleep30-21swapper/312:03:133
233432480,3sleep00-21swapper/009:36:110
233432480,3sleep00-21swapper/009:36:110
233432480,3sleep00-21swapper/009:36:110
62862470,3chrt0-21swapper/109:15:181
62862470,3chrt0-21swapper/109:15:181
37652460,2sleep13784-21needreboot11:51:141
37652460,2sleep13784-21needreboot11:51:141
37652460,2sleep13784-21needreboot11:51:141
141492440,2sleep123976-21cyclictest12:06:041
141492440,2sleep123976-21cyclictest12:06:041
141492440,2sleep123976-21cyclictest12:06:041
226542430,2sleep122451-21ls07:11:041
226542430,2sleep122451-21ls07:11:041
20442430,3sleep30-21swapper/307:41:123
20442430,3sleep30-21swapper/307:41:123
100222430,3sleep10-21swapper/108:01:191
100222430,3sleep10-21swapper/108:01:191
232462421,32sleep30-21swapper/307:11:143
232462421,32sleep30-21swapper/307:11:143
223422420,1sleep00-21swapper/011:35:450
223422420,1sleep00-21swapper/011:35:450
96732410,3sleep00-21swapper/010:39:140
96732410,3sleep00-21swapper/010:39:140
211952410,3sleep20-21swapper/208:31:182
211952410,3sleep20-21swapper/208:31:182
178912410,4sleep30-21swapper/310:09:143
178912410,4sleep30-21swapper/310:09:143
178912410,4sleep30-21swapper/310:09:143
148872410,4sleep20-21swapper/210:46:032
148872410,4sleep20-21swapper/210:46:032
104722410,2sleep010473-21cut12:01:010
104722410,2sleep010473-21cut12:01:010
104722410,2sleep010473-21cut12:01:010
104722410,2sleep010473-21cut12:01:010
62232390,3sleep00-21swapper/010:35:200
62232390,3sleep00-21swapper/010:35:200
62232390,3sleep00-21swapper/010:35:200
247172380,3chrt0-21swapper/112:20:551
247172380,3chrt0-21swapper/112:20:551
247172380,3chrt0-21swapper/112:20:551
277292360,4sleep20-21swapper/212:24:422
277292360,4sleep20-21swapper/212:24:422
277292360,4sleep20-21swapper/212:24:422
277292360,4sleep20-21swapper/212:24:422
191342360,3sleep219220-21kernelversion11:31:142
191342360,3sleep219220-21kernelversion11:31:142
10892360,2sleep21099-21ssh09:48:082
10892360,2sleep21099-21ssh09:48:082
10892360,2sleep21099-21ssh09:48:082
35412340,3sleep30-21swapper/311:51:113
35412340,3sleep30-21swapper/311:51:113
35412340,3sleep30-21swapper/311:51:113
10002330,2sleep11011-21timerandwakeup12:31:211
10002330,2sleep11011-21timerandwakeup12:31:211
221682320,2sleep10-21swapper/109:34:561
221682320,2sleep10-21swapper/109:34:561
221682320,2sleep10-21swapper/109:34:561
111902320,2chrt211ksoftirqd/108:06:101
111902320,2chrt211ksoftirqd/108:06:101
54522300,3sleep30-21swapper/309:53:473
54522300,3sleep30-21swapper/309:53:473
54522300,3sleep30-21swapper/309:53:473
27682300,2sleep12864-21fschecks_time11:11:111
27682300,2sleep12864-21fschecks_time11:11:111
23977993023,4cyclictest9722-1kworker/0:0H08:41:100
23977993023,4cyclictest9722-1kworker/0:0H08:41:100
88692290,3sleep20-21swapper/208:00:562
88692290,3sleep20-21swapper/208:00:562
88692290,3sleep20-21swapper/208:00:562
54252290,2sleep20-21swapper/209:13:422
54252290,2sleep20-21swapper/209:13:422
313802290,3sleep30-21swapper/309:01:013
313802290,3sleep30-21swapper/309:01:013
240332290,2sleep30-21swapper/310:56:213
240332290,2sleep30-21swapper/310:56:213
240332290,2sleep30-21swapper/310:56:213
216182290,3sleep30-21swapper/311:34:193
216182290,3sleep30-21swapper/311:34:193
183362290,3sleep20-21swapper/210:10:052
183362290,3sleep20-21swapper/210:10:052
183362290,3sleep20-21swapper/210:10:052
318972280,3sleep30-21swapper/311:46:133
318972280,3sleep30-21swapper/311:46:133
318972280,3sleep30-21swapper/311:46:133
272712280,2chrt27-21ksoftirqd/211:01:102
272712280,2chrt27-21ksoftirqd/211:01:102
272712280,2chrt27-21ksoftirqd/211:01:102
23978992816,5cyclictest21-21ksoftirqd/110:41:101
23978992816,5cyclictest21-21ksoftirqd/110:41:101
146572280,3sleep30-21swapper/310:45:483
146572280,3sleep30-21swapper/310:45:483
177162270,2sleep20-21swapper/209:29:022
177162270,2sleep20-21swapper/209:29:022
2397799261,22cyclictest28510-21latency_hist07:26:070
2397799261,22cyclictest28510-21latency_hist07:26:070
2397799261,22cyclictest28510-21latency_hist07:26:070
194872260,3sleep10-21swapper/110:51:121
194872260,3sleep10-21swapper/110:51:121
194872260,3sleep10-21swapper/110:51:121
182912260,3sleep10-21swapper/110:10:001
182912260,3sleep10-21swapper/110:10:001
182912260,3sleep10-21swapper/110:10:001
298262250,2sleep10-21swapper/111:04:151
298262250,2sleep10-21swapper/111:04:151
298262250,2sleep10-21swapper/111:04:151
23977992510,12cyclictest15200-21fschecks_count09:26:090
23977992510,12cyclictest15200-21fschecks_count09:26:090
233082254,12sleep00-21swapper/007:11:150
233082254,12sleep00-21swapper/007:11:150
134952250,3sleep10-21swapper/111:24:041
134952250,3sleep10-21swapper/111:24:041
2397999246,6cyclictest1093-21df_inode09:06:092
2397999246,6cyclictest1093-21df_inode09:06:092
23979992415,6cyclictest27-21ksoftirqd/208:11:102
23978992413,7cyclictest8143-21df12:41:081
2397799249,5cyclictest12-21ksoftirqd/009:41:110
2397799249,5cyclictest12-21ksoftirqd/009:41:110
2397799249,5cyclictest12-21ksoftirqd/009:41:110
2397799249,5cyclictest12-21ksoftirqd/009:41:110
2397799243,16cyclictest20331-21seq10:51:230
2397799243,16cyclictest20331-21seq10:51:230
2397799243,16cyclictest20331-21seq10:51:230
2397799241,19cyclictest30206-21chrt07:31:080
2397799241,19cyclictest30206-21chrt07:31:080
2397799241,19cyclictest30206-21chrt07:31:080
23977992411,10cyclictest11717-21cat12:01:210
23977992411,10cyclictest11717-21cat12:01:210
23977992411,10cyclictest11717-21cat12:01:210
149632240,2sleep10-21swapper/109:26:071
149632240,2sleep10-21swapper/109:26:071
88962230,2sleep20-21swapper/211:57:372
88962230,2sleep20-21swapper/211:57:372
88962230,2sleep20-21swapper/211:57:372
88962230,2sleep20-21swapper/211:57:372
23979992312,8cyclictest10412-21latency_hist11:20:592
23979992312,8cyclictest10412-21latency_hist11:20:592
23979992312,8cyclictest10412-21latency_hist11:20:592
2397999231,18cyclictest30648-21ls08:56:202
2397999231,18cyclictest30648-21ls08:56:202
2397999231,18cyclictest1522-21find07:41:082
2397999231,18cyclictest1522-21find07:41:082
2397999231,18cyclictest1522-21find07:41:082
2397999231,18cyclictest1522-21find07:41:082
2397999231,17cyclictest23526-21ssh09:36:132
2397999231,17cyclictest23526-21ssh09:36:132
2397999231,17cyclictest23526-21ssh09:36:132
23979992311,10cyclictest11381-21/usr/sbin/munin11:21:152
23979992311,10cyclictest11381-21/usr/sbin/munin11:21:152
23978992313,7cyclictest9903-21ssh09:19:291
23978992313,7cyclictest9903-21ssh09:19:291
2397799232,11cyclictest1550rcuc/011:51:110
2397799232,11cyclictest1550rcuc/011:51:110
2397799232,11cyclictest1550rcuc/011:51:110
23977992311,9cyclictest2845-21find09:11:080
23977992311,9cyclictest2845-21find09:11:080
2397799231,19cyclictest27696-21find08:51:080
2397799231,19cyclictest27696-21find08:51:080
239242234,9sleep20-21swapper/207:11:302
239242234,9sleep20-21swapper/207:11:302
22662230,3sleep30-21swapper/307:41:163
22662230,3sleep30-21swapper/307:41:163
22662230,3sleep30-21swapper/307:41:163
277042220,3sleep20-21swapper/208:51:082
277042220,3sleep20-21swapper/208:51:082
243982220,8sleep333-21ksoftirqd/311:36:563
243982220,8sleep333-21ksoftirqd/311:36:563
23979992215,5cyclictest21930-21ssh10:54:302
23979992215,5cyclictest21930-21ssh10:54:302
23979992215,5cyclictest21930-21ssh10:54:302
2397999221,18cyclictest28621-21ls11:41:202
2397999221,18cyclictest28621-21ls11:41:202
2397999221,18cyclictest28621-21ls11:41:202
2397999221,16cyclictest10912-21find08:06:072
2397999221,16cyclictest10912-21find08:06:072
2397899228,5cyclictest32267-21head11:06:221
2397899228,5cyclictest32267-21head11:06:221
2397899221,5cyclictest25872-21ssh09:39:251
2397899221,5cyclictest25872-21ssh09:39:251
2397899221,5cyclictest25872-21ssh09:39:251
2397899221,17cyclictest3112-21find11:51:081
2397899221,17cyclictest3112-21find11:51:081
2397899221,17cyclictest3112-21find11:51:081
2397899221,17cyclictest11323-21ls10:01:111
2397899221,17cyclictest11323-21ls10:01:111
2397899221,17cyclictest11323-21ls10:01:111
2397899221,15cyclictest5495-21fschecks_time07:51:101
2397899221,15cyclictest5495-21fschecks_time07:51:101
2397899221,15cyclictest5495-21fschecks_time07:51:101
2397899221,14cyclictest15977-21ls09:26:191
2397899221,14cyclictest15977-21ls09:26:191
23978992210,10cyclictest27900-21ps10:21:171
23978992210,10cyclictest27900-21ps10:21:171
2397799229,10cyclictest2850-21cron11:50:570
2397799229,10cyclictest2850-21cron11:50:570
2397799229,10cyclictest2850-21cron11:50:570
2397799222,14cyclictest131rcu_preempt08:56:090
2397799222,14cyclictest131rcu_preempt08:56:090
23977992216,4cyclictest31162-21fschecks_count11:06:100
23977992216,4cyclictest31162-21fschecks_count11:06:100
2397799221,14cyclictest3261-21idleruntime09:51:100
2397799221,14cyclictest3261-21idleruntime09:51:100
2397799221,14cyclictest3261-21idleruntime09:51:100
2397799221,11cyclictest8827-21cron08:00:560
2397799221,11cyclictest8827-21cron08:00:560
2397799221,11cyclictest8827-21cron08:00:560
2397799221,10cyclictest16873-21fschecks_time08:21:120
2397799221,10cyclictest16873-21fschecks_time08:21:120
172892221,3sleep30-21swapper/309:28:153
172892221,3sleep30-21swapper/309:28:153
324062210,3chrt0-21swapper/212:31:092
2397999213,3cyclictest131rcu_preempt09:59:542
2397999213,3cyclictest131rcu_preempt09:59:542
2397999213,3cyclictest131rcu_preempt09:59:542
23979992114,5cyclictest22929-21/usr/sbin/munin09:36:102
23979992114,5cyclictest22929-21/usr/sbin/munin09:36:102
23979992112,6cyclictest2518-21cron10:30:562
23979992112,6cyclictest2518-21cron10:30:562
23979992112,6cyclictest20147-21kworker/u8:012:06:092
23979992112,6cyclictest20147-21kworker/u8:012:06:092
23979992112,6cyclictest20147-21kworker/u8:012:06:092
23979992112,6cyclictest0-21swapper/209:06:032
23979992112,6cyclictest0-21swapper/209:06:032
23979992111,6cyclictest21693-21tune2fs12:16:112
23979992111,6cyclictest21693-21tune2fs12:16:112
23979992111,6cyclictest21693-21tune2fs12:16:112
23978992114,5cyclictest24536-21ssh10:56:501
23978992114,5cyclictest24536-21ssh10:56:501
23978992114,5cyclictest24536-21ssh10:56:501
23978992114,5cyclictest1168-21sshd07:39:101
23978992114,5cyclictest1168-21sshd07:39:101
23978992114,5cyclictest1168-21sshd07:39:101
23978992114,5cyclictest1168-21sshd07:39:101
2397899211,17cyclictest2700-21ls09:51:001
2397899211,17cyclictest2700-21ls09:51:001
2397899211,17cyclictest2700-21ls09:51:001
23978992110,3cyclictest131rcu_preempt08:21:111
23978992110,3cyclictest131rcu_preempt08:21:111
2397799218,10cyclictest674-21snmpd09:31:100
2397799212,3cyclictest131rcu_preempt08:26:100
2397799212,3cyclictest131rcu_preempt08:26:100
2397799211,9cyclictest832-21systemd-journal12:15:570
2397799211,9cyclictest832-21systemd-journal12:15:570
2397799211,9cyclictest832-21systemd-journal12:15:570
23977992115,4cyclictest21234-21ssh10:12:580
23977992115,4cyclictest21234-21ssh10:12:580
23977992115,4cyclictest21234-21ssh10:12:580
2397799211,17cyclictest679-21sshd09:58:100
2397799211,17cyclictest679-21sshd09:58:100
2397799211,17cyclictest679-21sshd09:58:100
23977992110,9cyclictest3017-21if_eth011:11:120
23977992110,9cyclictest3017-21if_eth011:11:120
267432200,4sleep00-21swapper/010:20:530
267432200,4sleep00-21swapper/010:20:530
267432200,4sleep00-21swapper/010:20:530
253152201,3sleep30-21swapper/308:42:303
253152201,3sleep30-21swapper/308:42:303
2398099201,12cyclictest0-21swapper/312:11:093
2398099201,12cyclictest0-21swapper/312:11:093
2398099201,12cyclictest0-21swapper/312:11:093
2397999206,8cyclictest27-21ksoftirqd/211:46:172
2397999206,8cyclictest27-21ksoftirqd/211:46:172
2397999206,8cyclictest27-21ksoftirqd/211:46:172
2397999202,15cyclictest15240-21sort10:06:092
23979992013,3cyclictest27-21ksoftirqd/208:41:102
23979992013,3cyclictest27-21ksoftirqd/208:41:102
23979992012,5cyclictest19798-21ps09:31:172
23979992011,6cyclictest11158-21date09:21:102
23979992011,6cyclictest11158-21date09:21:102
2397999201,12cyclictest817-21runrttasks10:31:122
2397999201,12cyclictest817-21runrttasks10:31:122
2397999201,12cyclictest817-21runrttasks10:31:122
2397999201,11cyclictest28133-21latency_hist07:25:572
2397999201,11cyclictest28133-21latency_hist07:25:572
2397999201,11cyclictest28133-21latency_hist07:25:572
2397999200,13cyclictest30140-21find07:31:082
2397999200,13cyclictest30140-21find07:31:082
2397999200,13cyclictest30140-21find07:31:082
2397899209,8cyclictest21-21ksoftirqd/112:36:101
2397899205,12cyclictest17632-21latency_hist12:11:121
2397899205,12cyclictest17632-21latency_hist12:11:121
2397899205,12cyclictest17632-21latency_hist12:11:121
23978992013,5cyclictest17492-21ssh10:48:371
23978992013,5cyclictest17492-21ssh10:48:371
23978992013,5cyclictest17492-21ssh10:48:371
2397899201,16cyclictest27303-21ls09:41:111
2397899201,16cyclictest27303-21ls09:41:111
2397899201,16cyclictest27303-21ls09:41:111
2397899201,16cyclictest27303-21ls09:41:111
2397899201,16cyclictest20364-21ssh10:11:201
2397899201,16cyclictest20364-21ssh10:11:201
2397899201,16cyclictest20364-21ssh10:11:201
2397899201,12cyclictest6660-21latency_hist09:55:571
2397899201,12cyclictest6660-21latency_hist09:55:571
2397899201,12cyclictest6660-21latency_hist09:55:571
2397899201,12cyclictest1696-21processes09:06:181
2397899201,12cyclictest1696-21processes09:06:181
2397799209,9cyclictest0-21swapper/011:45:420
2397799209,9cyclictest0-21swapper/011:45:420
2397799209,9cyclictest0-21swapper/011:45:420
2397799202,8cyclictest24729-21latency_hist12:21:140
2397799202,15cyclictest27472-21if_eth010:21:110
2397799202,15cyclictest27472-21if_eth010:21:110
23977992013,5cyclictest14684-21ssh10:45:510
23977992013,5cyclictest14684-21ssh10:45:510
23977992013,5cyclictest14468-21ssh11:25:540
23977992013,5cyclictest14468-21ssh11:25:540
23977992011,6cyclictest832-21systemd-journal12:06:200
23977992011,6cyclictest832-21systemd-journal12:06:200
23977992011,6cyclictest832-21systemd-journal12:06:200
23977992010,7cyclictest0-21swapper/010:51:040
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