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2026-04-01 - 08:35
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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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackfslot4.osadl.org (updated Wed Apr 01, 2026 00:45:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
693423110,2sleep10-21swapper/121:26:451
621223110,13sleep225-21ksoftirqd/222:35:392
2866823110,2sleep228666-21modprobe19:25:002
2739123060,2sleep10-21swapper/120:59:351
955523050,1sleep25735-21kworker/u8:123:55:272
766823050,1sleep17408-21kworker/u8:120:00:001
2459023030,2sleep10-21swapper/122:05:301
1097323020,5sleep119-21ksoftirqd/100:00:001
715522980,2sleep20-21swapper/221:27:472
849222960,2sleep20-21swapper/220:00:262
849222960,2sleep20-21swapper/220:00:252
1868122910,2sleep118645-21ssh23:05:011
1661822910,1sleep215632-21kworker/u8:620:25:272
1282022890,1sleep2121rcu_preempt00:03:072
3100222880,6sleep1121rcu_preempt21:10:121
2379922860,3sleep223777-21/usr/sbin/munin19:10:002
2306222860,2sleep10-21swapper/119:05:381
1720022840,1sleep215937-21kworker/u8:521:50:232
501822830,2sleep20-21swapper/219:50:202
141422810,1sleep130061-21kworker/u8:319:40:141
2600722800,2sleep20-21swapper/219:15:242
528322790,2sleep10-21swapper/119:50:281
1769022790,3sleep20-21swapper/200:15:332
1769022790,3sleep20-21swapper/200:15:322
329222780,2sleep10-21swapper/119:45:171
329222780,2sleep10-21swapper/119:45:161
2482622770,1sleep223010-21kworker/u8:900:30:452
2694422760,1sleep125334-21kworker/u8:2322:10:321
3016522750,1sleep129220-21kworker/u8:723:30:121
2730322750,1sleep126781-21kworker/u8:1019:20:161
2704022750,2sleep10-21swapper/100:35:341
858422740,1sleep17013-21kworker/u8:1321:30:311
195522740,2sleep20-21swapper/219:40:242
2892422730,1sleep228441-21kworker/u8:1819:25:172
1346222730,2sleep10-21swapper/120:15:331
1346222730,2sleep10-21swapper/120:15:321
1185322730,2sleep231487-1kworker/u9:022:49:542
2264722720,2sleep2241rcuc/200:25:422
1955222720,3sleep219550-21ntpq23:05:302
1955222720,3sleep219550-21ntpq23:05:292
3164222710,2sleep20-21swapper/222:20:382
3080222710,2sleep229220-21kworker/u8:723:30:312
787922700,1sleep22299-21kworker/u8:322:40:172
733522700,2sleep12299-21kworker/u8:322:40:001
479822700,2sleep10-21swapper/123:45:201
3250522700,3sleep232504-21ssh21:12:392
2975322690,2sleep20-21swapper/222:16:372
2975322690,2sleep20-21swapper/222:16:362
2013322690,2sleep10-21swapper/121:55:371
787222680,1sleep229216-21kworker/u8:323:50:562
512722680,2sleep20-21swapper/221:24:012
2561022680,2sleep10-21swapper/120:54:591
1017322680,2sleep110172-21ssh21:35:141
2784822670,2sleep20-21swapper/222:13:192
2428022670,1sleep120300-21kworker/u8:519:10:201
2407922670,2sleep124076-21ssh23:15:331
1241822670,2sleep212417-21df22:50:182
1494922660,1sleep17013-21kworker/u8:1321:45:191
1494922660,1sleep17013-21kworker/u8:1321:45:191
2634522650,2sleep226341-21ssh23:20:342
2420522650,2sleep20-21swapper/220:50:112
1176022650,1sleep210705-21kworker/u8:920:10:262
852122640,2sleep28513-21ssh21:30:282
408122640,2sleep10-21swapper/123:44:201
2885322640,3sleep228818-21ssh23:25:392
2157822640,1sleep120434-21kworker/u8:1420:40:291
1987922640,1sleep118377-21kworker/u8:200:20:261
1600022640,2sleep20-21swapper/200:11:342
155822640,1sleep225326-21kworker/u8:1522:25:422
1181922640,1sleep110702-21kworker/u8:320:10:301
2833422630,2sleep10-21swapper/121:00:361
2833422630,2sleep10-21swapper/121:00:351
1495922630,1sleep211583-21kworker/u8:821:45:202
1495922630,1sleep211583-21kworker/u8:821:45:202
392022620,1sleep225-21ksoftirqd/222:30:362
1509922620,2sleep20-21swapper/220:20:312
3265322610,1sleep125326-21kworker/u8:1522:24:351
2326922610,4sleep123268-21ssh22:03:061
2630622600,2sleep10-21swapper/119:15:341
225722600,4sleep1181rcuc/122:27:211
1513022600,1sleep110704-21kworker/u8:820:20:351
1426822600,1sleep113836-21kworker/u8:200:09:011
1340122600,2sleep20-21swapper/220:15:302
1340122600,2sleep20-21swapper/220:15:302
59222590,2sleep1591-21ssh23:35:311
1268422590,2sleep212683-21df_inode21:40:172
245022580,3sleep22447-21aten2.4-expect23:40:182
1995422580,2sleep20-21swapper/220:35:322
2846622570,1sleep125327-21kworker/u8:1622:15:111
2846622570,1sleep125327-21kworker/u8:1622:15:111
2591022570,1sleep122784-21kworker/u8:600:34:181
2186222570,1sleep115809-21kworker/u8:523:10:361
151922570,2sleep10-21swapper/121:15:321
1205322570,1sleep211583-21kworker/u8:821:39:372
339122560,2sleep13390-21ssh21:20:141
2461122560,2sleep27003-21kworker/u8:022:05:322
1960722560,1sleep115807-21kworker/u8:023:05:331
1960722560,1sleep115807-21kworker/u8:023:05:321
1853022560,1sleep118438-21kworker/u8:321:52:071
1129222560,2sleep123837-21cyclictest22:47:111
1009422560,1sleep17412-21kworker/u8:520:05:271
2987122550,1sleep227131-21kworker/u8:621:05:232
2707022550,2sleep20-21swapper/220:55:462
2695522550,3sleep1181rcuc/123:21:481
1403422550,2sleep20-21swapper/200:07:522
822022540,1sleep17412-21kworker/u8:520:00:211
822022540,1sleep17412-21kworker/u8:520:00:201
2160222540,2sleep20-21swapper/220:40:302
1847722540,1sleep112355-21kworker/u8:1820:30:401
1847722540,1sleep112355-21kworker/u8:1820:30:401
1767022540,1sleep116097-21kworker/u8:800:15:321
1767022540,1sleep116097-21kworker/u8:800:15:311
1547822540,2sleep215439-21ssh22:55:412
54422530,1sleep229220-21kworker/u8:723:35:292
3119622530,2sleep20-21swapper/219:30:342
2705422530,2sleep20-21swapper/200:35:352
2327722530,2sleep10-21swapper/100:28:341
1511922530,1sleep113836-21kworker/u8:200:10:171
1267622530,1sleep19334-21kworker/u8:421:40:161
2896422520,1sleep124663-21kworker/u8:823:25:431
2064922520,1sleep216093-21kworker/u8:400:22:042
1670622520,1sleep22086-21kworker/u8:123:00:152
484022510,2sleep20-21swapper/223:45:222
351122510,2sleep20-21swapper/219:45:232
351122510,2sleep20-21swapper/219:45:222
2137922510,1sleep27003-21kworker/u8:021:59:562
1625122510,2sleep116249-21ssh22:59:211
2835822500,2sleep20-21swapper/221:00:372
2835822500,2sleep20-21swapper/221:00:372
2333322500,1sleep218666-21kworker/u8:1122:03:222
96422490,2sleep230730-1kworker/u9:121:15:042
2916622490,2sleep10-21swapper/119:25:201
2508422480,2sleep20-21swapper/223:18:412
2154222480,2sleep20-21swapper/223:10:242
1994322480,1sleep118793-21kworker/u8:120:35:311
1835422480,5sleep225-21ksoftirqd/220:30:372
1835422480,5sleep225-21ksoftirqd/220:30:372
1654822480,2sleep10-21swapper/120:25:261
467322470,1sleep14361-21kworker/u8:822:33:081
3059422470,1sleep127130-21kworker/u8:521:08:401
2325122470,1sleep222099-21kworker/u8:120:45:332
2325122470,1sleep222099-21kworker/u8:120:45:322
3228722460,2sleep20-21swapper/219:35:182
1088222460,2sleep226774-1kworker/u9:120:09:312
888522450,2sleep10-21swapper/122:41:371
721422450,2sleep17187-21ssh23:50:231
3263022450,1sleep131704-21kworker/u8:1219:35:251
3118922450,1sleep130061-21kworker/u8:319:30:341
1277822450,1sleep111255-21kworker/u8:322:50:301
2516122440,1sleep225146-21kworker/u8:719:12:092
1267922440,2sleep15099-1kworker/u9:000:02:281
2376722430,1sleep123722-21kworker/u8:420:47:451
2376722430,1sleep123722-21kworker/u8:420:47:451
2238622410,2sleep30-21swapper/319:05:163
690122400,2sleep20-21swapper/219:55:322
3126121220,2sleep30-21swapper/322:20:233
162222450,2sleep30-21swapper/322:59:153
327162390,2sleep30-21swapper/323:35:223
50542360,2sleep30-21swapper/322:34:593
151092270,2sleep30-21swapper/320:20:333
222772260,2sleep30-21swapper/322:00:253
43192250,2sleep30-21swapper/319:48:453
43192250,2sleep30-21swapper/319:48:443
308712250,13sleep30-21swapper/323:30:353
75562240,2sleep30-21swapper/319:58:503
26982240,2sleep30-21swapper/322:29:343
144162240,2sleep30-21swapper/300:09:473
137212240,2sleep30-21swapper/322:53:003
91622230,2sleep30-21swapper/320:03:203
91622230,2sleep30-21swapper/320:03:193
271962230,2sleep30-21swapper/320:57:083
114322230,2sleep30-21swapper/322:47:543
44782220,2sleep30-21swapper/323:45:023
274072220,2sleep30-21swapper/322:11:073
256092220,2sleep30-21swapper/322:08:213
251722220,2sleep30-21swapper/319:12:193
237492220,2sleep30-21swapper/320:47:313
237492220,2sleep30-21swapper/320:47:313
206632220,2sleep30-21swapper/320:39:513
146532220,2sleep30-21swapper/321:45:043
146532220,2sleep30-21swapper/321:45:043
70872210,2sleep30-21swapper/322:38:533
51132210,2sleep30-21swapper/321:23:583
4132210,2sleep30-21swapper/321:14:253
39762210,2sleep30-21swapper/323:43:493
297282210,2sleep30-21swapper/322:16:293
297282210,2sleep30-21swapper/322:16:293
94572200,2sleep30-21swapper/322:44:203
317332200,2sleep30-21swapper/319:32:493
185872200,10sleep3301rcuc/323:04:433
300062190,9sleep3301rcuc/319:26:373
147302190,8sleep3301rcuc/300:10:073
85992180,8sleep3301rcuc/321:30:333
275942180,7sleep3301rcuc/300:36:323
102252180,7sleep3301rcuc/320:05:383
84752170,7sleep3301rcuc/323:53:553
7402170,7sleep3301rcuc/319:35:543
303582170,7sleep3301rcuc/321:05:403
23840991711,4cyclictest301rcuc/320:15:323
23840991711,4cyclictest301rcuc/320:15:323
205842170,7sleep3301rcuc/300:21:443
253122160,6sleep3301rcuc/300:31:223
2384099169,4cyclictest31-21ksoftirqd/319:50:173
2384099168,5cyclictest31-21ksoftirqd/323:20:273
2384099163,9cyclictest10612sleep321:15:103
23840991611,3cyclictest301rcuc/321:01:273
23840991611,3cyclictest301rcuc/321:01:273
21152160,5sleep3301rcuc/319:40:373
172052160,5sleep3301rcuc/321:50:243
55982150,4sleep3301rcuc/321:25:113
297702150,5sleep3301rcuc/323:29:313
268662150,5sleep3301rcuc/319:18:093
2384099159,4cyclictest31-21ksoftirqd/323:17:283
2384099159,4cyclictest195732sleep323:05:313
2384099159,4cyclictest195732sleep323:05:313
2384099159,3cyclictest19413-21taskset21:55:153
2384099158,4cyclictest31-21ksoftirqd/300:00:223
2384099156,5cyclictest31-21ksoftirqd/320:10:333
2384099152,8cyclictest273002sleep319:20:163
222502150,5sleep3301rcuc/320:44:013
187452150,5sleep3301rcuc/320:31:183
187452150,5sleep3301rcuc/320:31:173
169532150,5sleep3301rcuc/320:25:393
139812150,5sleep3301rcuc/321:43:003
104662150,5sleep3301rcuc/323:57:453
104382150,5sleep3301rcuc/321:35:203
2384099148,3cyclictest243142chrt20:50:163
2384099147,5cyclictest31-21ksoftirqd/323:10:383
218522140,4sleep3301rcuc/300:25:233
184992140,4sleep3301rcuc/300:17:393
184992140,4sleep3301rcuc/300:17:393
32231293,2sleep00-21swapper/022:22:310
3218291,3sleep00-21swapper/019:45:170
3218291,3sleep00-21swapper/019:45:160
9162282,2sleep00-21swapper/022:42:530
9127282,2sleep00-21swapper/021:31:200
7981282,2sleep00-21swapper/023:51:310
6787282,2sleep00-21swapper/022:37:270
6213281,3sleep06220-21ntpq21:25:290
6148282,2sleep00-21swapper/023:48:310
4882282,2sleep00-21swapper/021:22:470
3758282,2sleep00-21swapper/023:42:430
31544283,2sleep00-21swapper/023:32:180
29656282,2sleep00-21swapper/023:29:000
29199281,3sleep029260-21/usr/sbin/munin22:15:350
29199281,3sleep029260-21/usr/sbin/munin22:15:350
28058282,2sleep00-21swapper/000:38:430
26806282,2sleep00-21swapper/023:21:090
2649282,2sleep00-21swapper/019:43:160
25522282,2sleep00-21swapper/022:07:590
24488282,2sleep00-21swapper/000:30:310
2442282,2sleep00-21swapper/022:28:150
24193283,2sleep00-21swapper/020:50:060
23103282,2sleep00-21swapper/022:02:200
22372283,2sleep00-21swapper/019:05:090
22035282,2sleep00-21swapper/020:41:210
20616282,2sleep00-21swapper/000:21:540
19675282,2sleep00-21swapper/021:55:210
19181282,2sleep00-21swapper/020:35:020
18703282,2sleep00-21swapper/000:18:410
18703282,2sleep00-21swapper/000:18:400
18435282,2sleep00-21swapper/021:51:430
16539282,2sleep00-21swapper/021:49:290
16539282,2sleep00-21swapper/021:49:290
16189282,2sleep00-21swapper/000:12:250
15551282,2sleep00-21swapper/022:56:010
14023282,2sleep00-21swapper/020:18:020
14023282,2sleep00-21swapper/020:18:010
13918282,2sleep00-21swapper/021:42:410
13738282,2sleep00-21swapper/022:53:060
12518282,2sleep00-21swapper/000:01:410
12425282,2sleep00-21swapper/020:13:190
1235282,2sleep00-21swapper/023:36:320
11266282,2sleep00-21swapper/022:47:040
10752282,2sleep00-21swapper/020:07:530
10748282,2sleep00-21swapper/023:59:070
9120273,2sleep00-21swapper/020:02:500
9120273,2sleep00-21swapper/020:02:490
7306271,2sleep00-21swapper/019:55:470
5686272,2sleep00-21swapper/019:50:390
31655273,2sleep00-21swapper/019:31:510
29183271,2sleep00-21swapper/021:05:020
2916271,2sleep00-21swapper/021:19:140
28755272,2sleep00-21swapper/021:01:000
28755272,2sleep00-21swapper/021:01:000
28495271,2sleep00-21swapper/019:22:540
27149272,2sleep00-21swapper/020:56:340
26682272,2sleep00-21swapper/019:16:060
22809271,3sleep022812-21ssh23:13:360
21552271,2sleep00-21swapper/000:25:130
20821271,2sleep00-21swapper/023:09:510
20821271,2sleep00-21swapper/023:09:500
18717272,2sleep00-21swapper/020:30:560
18717272,2sleep00-21swapper/020:30:550
17239272,2sleep00-21swapper/020:27:350
15521272,2sleep00-21swapper/020:21:200
14221271,3sleep014225-21ssh00:08:480
11309271,2sleep00-21swapper/021:36:020
880262,2sleep00-21swapper/019:37:250
29935261,2sleep00-21swapper/019:25:470
25232262,2sleep00-21swapper/019:13:040
23832261,2sleep00-21swapper/020:48:330
23832261,2sleep00-21swapper/020:48:320
none11:06:110
none11:06:110
none11:06:110
none11:06:110
none11:06:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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