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2026-07-30 - 06:57
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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 Thu Jul 30, 2026 00:45:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2079321060,2sleep00-21swapper/000:26:030
2079321060,2sleep00-21swapper/000:26:030
2073721020,3sleep00-21swapper/022:17:330
2073721020,3sleep00-21swapper/022:17:330
2073721020,3sleep00-21swapper/022:17:330
110762940,2chrt0-21swapper/020:56:180
110762940,2chrt0-21swapper/020:56:180
255762840,3sleep10-21swapper/100:30:431
255762840,3sleep10-21swapper/100:30:431
244012800,3sleep00-21swapper/021:50:240
5432760,3chrt0-21swapper/000:06:100
5432760,3chrt0-21swapper/000:06:100
234402760,3sleep123439-21ssh22:21:081
234402760,3sleep123439-21ssh22:21:081
234402760,3sleep123439-21ssh22:21:081
62592750,7sleep06257-21cron22:36:060
121772710,3sleep20-21swapper/223:45:292
121772710,3sleep20-21swapper/223:45:292
107232710,3sleep10-21swapper/122:07:571
106212710,7sleep333-21ksoftirqd/323:43:213
106212710,7sleep333-21ksoftirqd/323:43:213
21522700,4sleep0151rcuc/022:00:170
21522700,4sleep0151rcuc/022:00:170
21522700,4sleep0151rcuc/022:00:170
285992690,4sleep00-21swapper/021:54:100
285992690,4sleep00-21swapper/021:54:100
247492690,3chrt0-21swapper/021:18:360
247492690,3chrt0-21swapper/021:18:360
247492690,3chrt0-21swapper/021:18:360
16742690,3sleep00-21swapper/000:06:300
16742690,3sleep00-21swapper/000:06:300
279082670,3sleep00-21swapper/000:01:070
279082670,3sleep00-21swapper/000:01:070
279082670,3sleep00-21swapper/000:01:070
63572660,2sleep1131rcu_preempt23:06:501
63572660,2sleep1131rcu_preempt23:06:501
295182650,3sleep00-21swapper/021:23:030
295182650,3sleep00-21swapper/021:23:030
193912650,4sleep20-21swapper/219:51:252
257572620,3chrt0-21swapper/000:30:580
257572620,3chrt0-21swapper/000:30:580
236782580,6sleep123677-21unixbench_singl20:01:291
236782580,6sleep123677-21unixbench_singl20:01:291
132892580,3chrt0-21swapper/323:46:193
132892580,3chrt0-21swapper/323:46:193
283752570,4chrt0-21swapper/322:26:003
283752570,4chrt0-21swapper/322:26:003
283752570,4chrt0-21swapper/322:26:003
146612570,2sleep014700-21sh23:16:060
146612570,2sleep014700-21sh23:16:060
50112560,7sleep1211ksoftirqd/123:37:371
50112560,7sleep1211ksoftirqd/123:37:371
50112560,7sleep1211ksoftirqd/123:37:371
286972550,2sleep30-21swapper/320:16:223
286972550,2sleep30-21swapper/320:16:223
218522540,2sleep10-21swapper/123:22:051
102662540,3chrt0-21swapper/000:15:380
102662540,3chrt0-21swapper/000:15:380
187202530,2sleep018775-21/usr/sbin/munin23:51:230
187202530,2sleep018775-21/usr/sbin/munin23:51:230
118462520,3sleep30-21swapper/322:41:193
118462520,3sleep30-21swapper/322:41:193
111732520,3sleep10-21swapper/120:56:191
111732520,3sleep10-21swapper/120:56:191
139102510,3chrt0-21swapper/100:18:371
139102510,3chrt0-21swapper/100:18:371
59042500,3chrt5902-21ssh21:31:281
59042500,3chrt5902-21ssh21:31:281
317512500,3sleep20-21swapper/220:26:102
317512500,3sleep20-21swapper/220:26:102
308642480,3sleep20-21swapper/221:24:532
308642480,3sleep20-21swapper/221:24:532
215492480,3chrt0-21swapper/322:18:363
215492480,3chrt0-21swapper/322:18:363
215492480,3chrt0-21swapper/322:18:363
9952470,3chrt0-21swapper/223:34:002
9952470,3chrt0-21swapper/223:34:002
74332460,4sleep121-21ksoftirqd/122:36:271
74332460,4sleep121-21ksoftirqd/122:36:271
74332460,4sleep121-21ksoftirqd/122:36:271
320782460,3sleep30-21swapper/321:56:583
320782460,3sleep30-21swapper/321:56:583
320782460,3sleep30-21swapper/321:56:583
99942450,3sleep30-21swapper/322:39:143
99942450,3sleep30-21swapper/322:39:143
99942450,3sleep30-21swapper/322:39:143
68492450,3sleep30-21swapper/323:07:283
68492450,3sleep30-21swapper/323:07:283
253162450,3sleep20-21swapper/223:57:392
253162450,3sleep20-21swapper/223:57:392
253162450,3sleep20-21swapper/223:57:392
164092450,3chrt0-21swapper/023:49:170
164092450,3chrt0-21swapper/023:49:170
123972450,2sleep012434-21ntp_states22:41:250
123972450,2sleep012434-21ntp_states22:41:250
77462440,3sleep00-21swapper/020:46:250
77462440,3sleep00-21swapper/020:46:250
61642440,3sleep00-21swapper/020:41:310
61642440,3sleep00-21swapper/020:41:310
37412440,2sleep23297-21ls19:11:192
37412440,2sleep23297-21ls19:11:192
303512430,2sleep30-21swapper/322:26:483
303512430,2sleep30-21swapper/322:26:483
23942420,3sleep10-21swapper/123:03:201
23942420,3sleep10-21swapper/123:03:201
178332420,3chrt0-21swapper/123:51:071
178332420,3chrt0-21swapper/123:51:071
240262410,3chrt0-21swapper/122:52:311
477999403,17cyclictest28945-21ntp_states00:01:281
477999403,17cyclictest28945-21ntp_states00:01:281
18812400,3chrt0-21swapper/323:35:133
18812400,3chrt0-21swapper/323:35:133
110012400,3sleep30-21swapper/323:11:303
110012400,3sleep30-21swapper/323:11:303
39122384,27sleep04022-21sed19:11:210
39122384,27sleep04022-21sed19:11:210
289302380,4sleep128929-21uniq22:26:181
289302380,4sleep128929-21uniq22:26:181
5502360,3sleep10-21swapper/121:26:251
5502360,3sleep10-21swapper/121:26:251
42962360,3sleep20-21swapper/220:36:312
42962360,3sleep20-21swapper/220:36:312
295002360,2sleep2261rcuc/222:26:232
295002360,2sleep2261rcuc/222:26:232
239122360,4sleep30-21swapper/321:49:423
210512360,3sleep10-21swapper/123:53:401
210512360,3sleep10-21swapper/123:53:401
57482340,3sleep20-21swapper/220:41:252
57482340,3sleep20-21swapper/220:41:252
56972340,3sleep30-21swapper/322:03:093
56972340,3sleep30-21swapper/322:03:093
478099341,28cyclictest681-21lldpd00:01:322
478099341,28cyclictest681-21lldpd00:01:322
477999343,23cyclictest28316-21sh00:01:201
477999343,23cyclictest28316-21sh00:01:201
252132340,3sleep10-21swapper/121:19:141
252132340,3sleep10-21swapper/121:19:141
252132340,3sleep10-21swapper/121:19:141
155482340,2sleep215562-21sh23:48:082
155482340,2sleep215562-21sh23:48:082
113132340,2sleep011371-21lockfile-create22:41:050
113132340,2sleep011371-21lockfile-create22:41:050
113132340,2sleep011371-21lockfile-create22:41:050
137012330,9sleep333-21ksoftirqd/300:18:193
137012330,9sleep333-21ksoftirqd/300:18:193
78982320,4sleep2261rcuc/220:46:272
78982320,4sleep2261rcuc/220:46:272
477899328,9cyclictest12-21ksoftirqd/022:30:140
477899328,9cyclictest12-21ksoftirqd/022:30:140
314592320,2sleep10-21swapper/121:56:291
314592320,2sleep10-21swapper/121:56:291
314592320,2sleep10-21swapper/121:56:291
283282320,2sleep00-21swapper/023:29:040
283282320,2sleep00-21swapper/023:29:040
226632320,3sleep30-21swapper/322:51:243
477899308,11cyclictest12-21ksoftirqd/020:23:440
477899308,11cyclictest12-21ksoftirqd/020:23:440
477899303,7cyclictest12-21ksoftirqd/022:56:210
477899303,7cyclictest12-21ksoftirqd/022:56:210
256992300,3sleep30-21swapper/323:26:213
256992300,3sleep30-21swapper/323:26:213
477899299,10cyclictest12-21ksoftirqd/021:04:590
477899299,10cyclictest12-21ksoftirqd/021:04:590
477899295,17cyclictest12-21ksoftirqd/020:53:060
226952290,2sleep00-21swapper/023:23:170
478199281,19cyclictest27975-21taskset00:01:103
478199281,19cyclictest27975-21taskset00:01:103
478199281,19cyclictest27975-21taskset00:01:103
25312280,3sleep00-21swapper/021:28:250
25312280,3sleep00-21swapper/021:28:250
477899273,6cyclictest12-21ksoftirqd/022:11:180
477899273,6cyclictest12-21ksoftirqd/022:11:180
4778992711,5cyclictest12-21ksoftirqd/022:22:410
4778992711,5cyclictest12-21ksoftirqd/022:22:410
4778992711,5cyclictest12-21ksoftirqd/022:22:410
4778992710,8cyclictest12-21ksoftirqd/021:34:280
4778992710,8cyclictest12-21ksoftirqd/021:34:280
4779992615,8cyclictest2722-21ssh22:31:301
477899268,8cyclictest12-21ksoftirqd/020:41:050
477899268,8cyclictest12-21ksoftirqd/020:41:050
477899265,11cyclictest12-21ksoftirqd/022:52:240
477899262,4cyclictest131rcu_preempt19:51:190
4778992612,8cyclictest12-21ksoftirqd/023:21:090
4778992612,8cyclictest12-21ksoftirqd/023:21:090
4778992612,5cyclictest12-21ksoftirqd/020:31:040
4778992612,5cyclictest12-21ksoftirqd/020:31:040
287382260,3sleep00-21swapper/020:16:230
287382260,3sleep00-21swapper/020:16:230
261102260,3sleep10-21swapper/123:26:271
261102260,3sleep10-21swapper/123:26:271
175942260,3sleep30-21swapper/321:11:283
175942260,3sleep30-21swapper/321:11:283
107462260,7sleep333-21ksoftirqd/321:36:243
107462260,7sleep333-21ksoftirqd/321:36:243
477899259,8cyclictest12-21ksoftirqd/023:32:250
477899259,8cyclictest12-21ksoftirqd/023:32:250
477899255,8cyclictest12-21ksoftirqd/020:00:080
477899255,8cyclictest12-21ksoftirqd/020:00:080
477899255,10cyclictest12-21ksoftirqd/020:02:430
477899255,10cyclictest12-21ksoftirqd/020:02:430
477899255,10cyclictest12-21ksoftirqd/019:41:490
4778992512,10cyclictest17578-21sh22:46:240
4778992512,10cyclictest17578-21sh22:46:240
4778992511,7cyclictest12-21ksoftirqd/021:16:040
4778992511,7cyclictest12-21ksoftirqd/021:16:040
4778992511,3cyclictest131rcu_preempt21:36:170
4778992511,3cyclictest131rcu_preempt21:36:170
244632250,10sleep333-21ksoftirqd/300:29:123
244632250,10sleep333-21ksoftirqd/300:29:123
177272250,2sleep20-21swapper/222:15:222
177272250,2sleep20-21swapper/222:15:222
172782250,3sleep20-21swapper/223:17:482
172782250,3sleep20-21swapper/223:17:482
151332250,2sleep30-21swapper/321:06:223
104732250,3sleep20-21swapper/219:26:292
104732250,3sleep20-21swapper/219:26:292
104732250,3sleep20-21swapper/219:26:292
478099247,3cyclictest131rcu_preempt22:06:172
4780992416,5cyclictest22074-21df22:51:172
4780992416,3cyclictest27-21ksoftirqd/220:01:182
4780992416,3cyclictest27-21ksoftirqd/220:01:182
4780992413,9cyclictest14823-21cut21:06:192
4780992413,8cyclictest31729-21cron23:01:052
4780992413,8cyclictest31729-21cron23:01:052
4779992416,5cyclictest25523-21ssh23:57:551
4779992415,6cyclictest26854-21ntp_kernel_pll_00:31:251
477899247,9cyclictest12-21ksoftirqd/000:40:320
477899247,9cyclictest12-21ksoftirqd/000:40:320
477899247,9cyclictest12-21ksoftirqd/000:40:320
477899246,10cyclictest12-21ksoftirqd/020:33:570
477899246,10cyclictest12-21ksoftirqd/020:33:570
477899245,12cyclictest12-21ksoftirqd/019:29:220
477899245,12cyclictest12-21ksoftirqd/019:29:220
477899245,12cyclictest12-21ksoftirqd/019:29:220
477899244,6cyclictest12-21ksoftirqd/023:41:170
477899244,6cyclictest12-21ksoftirqd/023:41:170
477899244,6cyclictest12-21ksoftirqd/023:41:170
477899243,5cyclictest12-21ksoftirqd/023:01:200
477899243,5cyclictest12-21ksoftirqd/023:01:200
4778992413,5cyclictest12-21ksoftirqd/023:07:160
4778992413,5cyclictest12-21ksoftirqd/023:07:160
4778992411,3cyclictest131rcu_preempt22:01:280
4778992411,3cyclictest131rcu_preempt22:01:280
272922240,3sleep00-21swapper/020:11:290
272922240,3sleep00-21swapper/020:11:290
478099236,14cyclictest6479-21grep19:16:312
478099236,14cyclictest6479-21grep19:16:312
4780992317,4cyclictest0-21swapper/200:21:282
4780992317,4cyclictest0-21swapper/200:21:282
478099231,17cyclictest9526-21needreboot20:51:222
477999238,5cyclictest21-21ksoftirqd/120:11:181
477999238,5cyclictest21-21ksoftirqd/120:11:181
4779992311,9cyclictest4869-21cron20:41:061
4779992311,9cyclictest4869-21cron20:41:061
477899237,6cyclictest12-21ksoftirqd/019:16:200
477899237,6cyclictest12-21ksoftirqd/019:16:200
477899236,10cyclictest12-21ksoftirqd/019:34:520
477899236,10cyclictest12-21ksoftirqd/019:34:520
477899234,8cyclictest12-21ksoftirqd/000:31:320
477899231,5cyclictest12-21ksoftirqd/021:41:190
4778992315,5cyclictest12-21ksoftirqd/022:06:160
4778992313,4cyclictest12-21ksoftirqd/020:06:390
4778992313,4cyclictest12-21ksoftirqd/020:06:390
4778992313,4cyclictest12-21ksoftirqd/000:20:490
4778992313,4cyclictest12-21ksoftirqd/000:20:490
477899231,18cyclictest12912-21ls23:46:140
477899231,18cyclictest12912-21ls23:46:140
47332232,12sleep30-21swapper/319:11:453
47332232,12sleep30-21swapper/319:11:453
42012233,12sleep10-21swapper/119:11:261
42012233,12sleep10-21swapper/119:11:261
164192230,4sleep30-21swapper/322:13:383
164192230,4sleep30-21swapper/322:13:383
4781992215,4cyclictest115422sleep322:09:043
478099222,15cyclictest16815-21cut21:11:192
478099222,15cyclictest16815-21cut21:11:192
4780992212,7cyclictest0-21swapper/219:56:212
4780992212,7cyclictest0-21swapper/219:56:212
478099221,18cyclictest6892-21cut22:36:202
478099221,18cyclictest6892-21cut22:36:202
478099221,18cyclictest6892-21cut22:36:202
4780992210,10cyclictest2933-21ssh00:07:352
4780992210,10cyclictest2933-21ssh00:07:352
477999221,5cyclictest0-21swapper/122:01:281
477999221,5cyclictest0-21swapper/122:01:281
4779992214,6cyclictest9735-21ssh00:14:551
4779992214,6cyclictest9735-21ssh00:14:551
477999221,17cyclictest22558-21date20:01:161
477999221,17cyclictest22558-21date20:01:161
477899222,5cyclictest12-21ksoftirqd/019:21:270
477899222,5cyclictest12-21ksoftirqd/019:21:270
4778992210,6cyclictest12-21ksoftirqd/019:38:470
4778992210,6cyclictest12-21ksoftirqd/019:38:470
33112220,3sleep30-21swapper/323:04:353
33112220,3sleep30-21swapper/323:04:353
92352210,3sleep20-21swapper/200:14:162
92352210,3sleep20-21swapper/200:14:162
69402210,2sleep30-21swapper/323:40:123
69402210,2sleep30-21swapper/323:40:123
69402210,2sleep30-21swapper/323:40:123
4781992115,4cyclictest97302sleep321:36:083
4781992115,4cyclictest97302sleep321:36:083
4780992114,5cyclictest4873-21ssh23:37:252
4780992114,5cyclictest4873-21ssh23:37:252
4780992114,5cyclictest4873-21ssh23:37:252
4780992113,6cyclictest5699-21rm22:03:092
4780992113,6cyclictest5699-21rm22:03:092
4780992112,7cyclictest26395-21ssh22:23:252
4780992112,7cyclictest26395-21ssh22:23:252
4780992112,7cyclictest26395-21ssh22:23:252
4780992112,7cyclictest11703-21sh23:12:112
4780992112,7cyclictest11703-21sh23:12:112
4780992111,8cyclictest10161-21fschecks_count21:36:172
4780992111,8cyclictest10161-21fschecks_count21:36:172
477999214,12cyclictest26937-21/usr/sbin/munin21:21:191
477999214,12cyclictest26937-21/usr/sbin/munin21:21:191
477999212,15cyclictest17023-21forks22:46:181
477999212,15cyclictest17023-21forks22:46:181
4779992116,2cyclictest201rcuc/100:06:331
4779992116,2cyclictest201rcuc/100:06:331
4779992112,6cyclictest16310-21diskmemload22:15:251
4779992112,6cyclictest16310-21diskmemload22:15:251
477999211,17cyclictest7057-21find20:46:171
477999211,17cyclictest7057-21find20:46:171
477999210,14cyclictest5677-21cut19:16:201
477999210,14cyclictest5677-21cut19:16:201
477899215,8cyclictest12-21ksoftirqd/019:46:310
477899215,8cyclictest12-21ksoftirqd/019:46:310
477899211,7cyclictest14890-21fschecks_time21:06:190
201742210,2sleep20-21swapper/222:49:102
201742210,2sleep20-21swapper/222:49:102
478199201,14cyclictest6395-21chrt19:16:303
478199201,14cyclictest6395-21chrt19:16:303
478099206,11cyclictest4494-21cut23:06:082
478099206,11cyclictest4494-21cut23:06:082
478099202,7cyclictest0-21swapper/221:43:492
4780992013,5cyclictest31199-21ssh00:36:172
4780992013,5cyclictest31199-21ssh00:36:172
4780992013,5cyclictest31199-21ssh00:36:172
4780992012,6cyclictest8387-21ssh23:09:332
4780992012,6cyclictest8387-21ssh23:09:332
4780992012,6cyclictest16310-21diskmemload22:43:362
4780992012,6cyclictest16310-21diskmemload22:43:362
478099201,16cyclictest793-21ssh21:26:282
478099201,16cyclictest793-21ssh21:26:282
478099201,16cyclictest30308-21ls21:56:142
478099201,16cyclictest30308-21ls21:56:142
4780992010,7cyclictest2779-21cron22:01:052
4780992010,7cyclictest2779-21cron22:01:052
4780992010,7cyclictest2779-21cron22:01:052
478099200,15cyclictest18715-21needreboot23:51:222
478099200,15cyclictest18715-21needreboot23:51:222
478099200,10cyclictest14498-21latency_hist21:06:082
478099200,10cyclictest14498-21latency_hist21:06:082
477999204,6cyclictest21-21ksoftirqd/123:11:191
477999204,6cyclictest21-21ksoftirqd/123:11:191
4779992014,3cyclictest25386-21fschecks_count21:51:151
4779992014,3cyclictest25386-21fschecks_count21:51:151
4779992013,5cyclictest17943-21ssh21:43:271
477999201,16cyclictest32323-21grep00:36:311
477999201,16cyclictest32323-21grep00:36:311
477999201,16cyclictest32323-21grep00:36:311
477999201,16cyclictest32217-21ls20:26:191
477999201,16cyclictest32217-21ls20:26:191
4779992011,6cyclictest21-21ksoftirqd/119:26:361
4779992011,6cyclictest21-21ksoftirqd/119:26:361
4779992011,6cyclictest21-21ksoftirqd/119:26:361
4779992011,6cyclictest0-21swapper/120:36:061
4779992011,6cyclictest0-21swapper/120:36:061
4779992010,7cyclictest28264-21cut20:16:181
4779992010,7cyclictest28264-21cut20:16:181
4781991914,3cyclictest312832sleep321:25:283
4781991914,3cyclictest312832sleep321:25:283
478199191,12cyclictest0-21swapper/319:46:193
478199191,12cyclictest0-21swapper/319:46:193
478199191,12cyclictest0-21swapper/319:26:203
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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