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2026-05-09 - 14:13

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #f, slot #7

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 792 highest latencies:
System rackfslot7s.osadl.org (updated Sat May 09, 2026 00:44:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3811799327215,3251cyclictest60783-21kworker/3:0+events20:55:123
3811799302813,3010cyclictest80545-21kworker/3:2+events21:20:153
3811299299114,2973cyclictest63713-21kworker/2:0+events20:40:012
3811299293313,2915cyclictest82140-21kworker/2:2+events21:25:122
3810999291414,2897cyclictest123644-21kworker/1:0+events23:35:101
3811299283613,2818cyclictest112285-21kworker/2:2+events23:25:162
3811299274613,2731cyclictest107451-21kworker/2:0+events22:45:102
3810699272213,2705cyclictest85349-21kworker/0:0+events22:10:140
3811299271212,2696cyclictest51082-21kworker/2:0+events19:56:212
3810999270314,2685cyclictest122041-21kworker/1:1+events23:32:041
3810699267112,2655cyclictest99956-21kworker/0:0+events22:21:360
3810999264013,2623cyclictest60638-21kworker/1:0+events20:21:151
3810999258012,2564cyclictest130145-21kworker/1:2+events23:56:001
3811299257312,2558cyclictest57941-21kworker/2:1+events20:30:012
3811299255812,2542cyclictest113898-21kworker/2:1+events23:05:202
381179925456,2535cyclictest117505-21kworker/3:1+events23:16:283
3810999252012,2506cyclictest72219-21kworker/1:2+events21:05:101
3811299250413,2487cyclictest133558-21kworker/2:2+events00:04:002
3811799250012,2484cyclictest132141-21kworker/3:2+events00:07:503
3811799249912,2484cyclictest140116-21kworker/3:1+events00:30:513
3810999249712,2481cyclictest57382-21kworker/1:1+events20:15:591
3810999249612,2480cyclictest125244-21kworker/1:2+events23:41:351
3810699249512,2481cyclictest83597-21kworker/0:1+events21:40:060
3811799249412,2479cyclictest88163-21kworker/3:0+events21:49:393
3810999249412,2478cyclictest135393-21kworker/1:0+events00:14:021
3811799249312,2477cyclictest77311-21kworker/3:0+events21:10:243
3810999249312,2478cyclictest72219-21kworker/1:2+events20:58:151
3810999249312,2477cyclictest88315-21kworker/1:1+events21:45:501
3810999248912,2474cyclictest41636-21kworker/1:1+events19:36:101
3811799248812,2473cyclictest97970-21kworker/3:1+events22:37:093
3810699247912,2464cyclictest121924-21kworker/0:1+events23:26:220
3811799247512,2460cyclictest138323-21kworker/3:0+events00:25:303
3811299247512,2459cyclictest57941-21kworker/2:1+events20:17:072
3811299247211,2457cyclictest88344-21kworker/2:1+events21:50:002
3811299246912,2453cyclictest101202-21kworker/2:2+events22:50:552
3811299246812,2452cyclictest51082-21kworker/2:0+events19:52:582
381069924677,2456cyclictest96521-21kworker/0:2+events22:40:350
381069924676,2457cyclictest105828-21kworker/0:0+events22:46:410
3811299246611,2451cyclictest78699-21kworker/2:1+events21:30:352
3810699246510,2451cyclictest128841-21kworker/0:1+events00:12:050
3810999246313,2446cyclictest83816-21kworker/1:0+events21:33:581
3811299245511,2440cyclictest101202-21kworker/2:2+events22:22:462
3811799244911,2434cyclictest49628-21kworker/3:0+events19:50:213
3811299244612,2431cyclictest135159-21kworker/2:1+events00:11:202
3810699244512,2429cyclictest136939-21kworker/0:3+events00:23:340
3810699243914,2421cyclictest64259-21kworker/0:2+events20:43:030
3811299243711,2422cyclictest49477-21kworker/2:2+events19:43:502
3810699243711,2422cyclictest96521-21kworker/0:2+events22:17:240
3810699243212,2416cyclictest73881-21kworker/0:0+events21:12:410
3811799243112,2416cyclictest39380-21kworker/3:1+events19:29:413
3811799242611,2411cyclictest52887-21kworker/3:2+events19:56:453
3811799242512,2409cyclictest78911-21kworker/3:1+events21:19:293
3810699242512,2409cyclictest141404-21kworker/0:0+events00:38:120
3811299242111,2406cyclictest122011-21kworker/2:1+events23:33:142
3810699242112,2407cyclictest58917-21kworker/0:0+events20:35:030
3810699241912,2403cyclictest47909-21kworker/0:2+events19:48:040
381129924188,2407cyclictest43165-21kworker/2:0+events19:34:172
3810999241211,2397cyclictest83816-21kworker/1:0+events21:39:441
3810999241112,2395cyclictest58982-21kworker/1:2+events20:28:311
3810999241112,2395cyclictest112408-21kworker/1:0+events23:03:261
381129924099,2397cyclictest115870-21kworker/2:0+events23:12:142
381129924096,2399cyclictest112285-21kworker/2:2+events23:00:212
3811299240911,2395cyclictest91565-21kworker/2:0+events22:12:062
3811299240411,2390cyclictest88344-21kworker/2:1+events21:51:252
3811299240212,2387cyclictest52740-21kworker/2:2+events20:13:232
3811299240012,2385cyclictest69189-21kworker/2:1+events20:47:152
381179923986,2388cyclictest75503-21kworker/3:2+events21:02:073
3811799239712,2381cyclictest60783-21kworker/3:0+events20:31:113
3811299239712,2382cyclictest130190-21kworker/2:0+events23:57:302
381179923968,2385cyclictest49628-21kworker/3:0+events19:46:083
3811299239512,2380cyclictest104553-21kworker/2:1+events22:35:152
3811299239512,2379cyclictest91565-21kworker/2:0+events21:59:002
3811299239512,2379cyclictest70821-21kworker/2:2+events21:07:462
3811299239412,2379cyclictest107451-21kworker/2:0+events22:43:382
3810699239412,2378cyclictest128841-21kworker/0:1+events23:50:190
381179923937,2382cyclictest80545-21kworker/3:2+events21:26:463
3811799239310,2379cyclictest97970-21kworker/3:1+events22:34:073
3811299239311,2378cyclictest140052-21kworker/2:2+events00:31:132
3811299239311,2378cyclictest123723-21kworker/2:2+events23:38:382
3811299239112,2375cyclictest70821-21kworker/2:2+events21:00:102
3811299239112,2375cyclictest62075-21kworker/2:2+events20:23:082
3811299239011,2375cyclictest135159-21kworker/2:1+events00:09:232
3811299239010,2378cyclictest52740-21kworker/2:2+events20:05:062
3810699239012,2376cyclictest133409-21kworker/0:0+events00:05:080
3811299238812,2372cyclictest135159-21kworker/2:1+events00:21:402
3810699238712,2371cyclictest64259-21kworker/0:2+events20:47:390
3811299238611,2372cyclictest93429-21kworker/2:2+events22:09:052
3811299238611,2372cyclictest110660-21kworker/2:0+events22:57:172
3810699238611,2372cyclictest107511-21kworker/0:1+events23:02:390
3811299238512,2370cyclictest101202-21kworker/2:2+events22:31:502
3810699238511,2370cyclictest39495-21kworker/0:0+events19:19:190
3811299238411,2370cyclictest86684-21kworker/2:2+events21:41:402
3810699238411,2371cyclictest83597-21kworker/0:1+events21:35:090
3811299238312,2367cyclictest63713-21kworker/2:0+events20:57:072
3810699238312,2367cyclictest126972-21kworker/0:0+events23:44:350
3810699237911,2365cyclictest75773-21kworker/0:1+events21:05:550
381069923779,2364cyclictest51172-21kworker/0:0+events20:04:210
3810699237610,2362cyclictest70651-21kworker/0:1+events20:51:000
3810699237511,2361cyclictest85349-21kworker/0:0+events21:55:130
3810699237410,2361cyclictest58917-21kworker/0:0+events20:26:140
3810699237110,2357cyclictest73881-21kworker/0:0+events21:02:300
3811799236912,2354cyclictest119168-21kworker/3:0+events23:22:153
381069923669,2353cyclictest107511-21kworker/0:1+events23:15:410
381099923656,2355cyclictest90004-21kworker/1:0+events21:59:471
3810699236412,2349cyclictest105828-21kworker/0:0+events22:39:500
3810699236111,2347cyclictest107511-21kworker/0:1+events23:05:410
3811799236011,2346cyclictest60783-21kworker/3:0+events20:45:173
3810699235212,2337cyclictest107511-21kworker/0:1+events23:11:050
3810699235212,2336cyclictest136868-21kworker/0:0+events00:15:330
3810699235212,2336cyclictest131686-21kworker/0:2+events23:59:260
3811799235112,2335cyclictest80545-21kworker/3:2+events21:57:273
3810699235112,2336cyclictest39495-21kworker/0:0+events19:35:260
3810699235112,2336cyclictest136939-21kworker/0:3+events00:27:010
3810699235111,2336cyclictest60608-21kworker/0:2+events20:19:010
3811799235012,2335cyclictest97970-21kworker/3:1+events22:49:473
3810699235010,2336cyclictest77370-21kworker/0:2+events21:16:050
3810699235010,2336cyclictest105828-21kworker/0:0+events22:50:320
3810699234812,2333cyclictest85349-21kworker/0:0+events21:46:130
3810699234712,2331cyclictest91416-21kworker/0:1+events21:52:560
3811799234112,2325cyclictest108997-21kworker/3:2+events23:03:493
3810999234110,2327cyclictest115661-21kworker/1:2+events23:29:471
3811299233811,2324cyclictest120357-21kworker/2:0+events23:23:452
381179923343,2327cyclictest122167-21kworker/3:2+events23:49:093
3810699233310,2320cyclictest85349-21kworker/0:0+events22:04:000
3810999233212,2316cyclictest90004-21kworker/1:0+events22:16:191
3811799233112,2316cyclictest88163-21kworker/3:0+events21:40:543
3811799233112,2315cyclictest60783-21kworker/3:0+events20:43:253
3810999233012,2315cyclictest141342-21kworker/1:0+events00:29:431
3810999233012,2314cyclictest118781-21kworker/1:0+events23:21:071
3811799232912,2313cyclictest97970-21kworker/3:1+events22:23:083
3810999232912,2314cyclictest46371-21kworker/1:2+events19:40:441
381179923289,2316cyclictest108997-21kworker/3:2+events23:14:553
381179923279,2316cyclictest39380-21kworker/3:1+events19:20:033
3811799232712,2312cyclictest49628-21kworker/3:0+events20:05:273
3811799232712,2312cyclictest49628-21kworker/3:0+events19:44:133
3811299232711,2313cyclictest135159-21kworker/2:1+events00:25:532
3810999232712,2311cyclictest99667-21kworker/1:1+events22:48:151
3810999232612,2311cyclictest57382-21kworker/1:1+events20:11:541
3810999232612,2311cyclictest122041-21kworker/1:1+events00:04:451
3810999232612,2310cyclictest66386-21kworker/1:1+events20:36:081
3810999232610,2313cyclictest99667-21kworker/1:1+events22:23:541
3810999232512,2309cyclictest78790-21kworker/1:0+events21:19:081
381179923249,2312cyclictest132141-21kworker/3:2+events00:18:123
3811299232312,2308cyclictest52740-21kworker/2:2+events20:03:122
3811799232011,2305cyclictest60783-21kworker/3:0+events20:25:503
3811799232011,2305cyclictest125516-21kworker/3:0+events23:43:053
3811799231411,2299cyclictest44971-21kworker/3:0+events19:33:083
3811799231212,2297cyclictest130413-21kworker/3:0+events23:58:403
3811299231012,2294cyclictest98352-21kworker/2:1+events22:15:102
3810999230712,2291cyclictest99667-21kworker/1:1+events22:34:541
3810999230212,2287cyclictest96425-21kworker/1:2+events22:12:291
3811799230112,2285cyclictest122167-21kworker/3:2+events23:53:223
3810999230011,2285cyclictest82080-21kworker/1:2+events21:54:031
3810999228911,2274cyclictest90004-21kworker/1:0+events22:06:441
3810999227412,2259cyclictest39556-21kworker/1:0+events19:22:471
3810699227311,2259cyclictest60608-21kworker/0:2+events20:21:380
3811799227011,2255cyclictest85049-21kworker/3:1+events21:33:363
3811299226912,2253cyclictest93429-21kworker/2:2+events22:00:572
3811299226510,2251cyclictest112285-21kworker/2:2+events23:17:382
3810999226412,2249cyclictest66386-21kworker/1:1+events20:41:541
3811299226212,2247cyclictest34601-21kworker/2:1+events19:22:002
3810999226211,2248cyclictest101352-21kworker/1:0+events22:28:271
3810999225711,2242cyclictest115661-21kworker/1:2+events23:19:581
381069922519,2238cyclictest58917-21kworker/0:0+events20:30:240
3811799224412,2229cyclictest41386-21kworker/3:0+events19:18:343
3810999223912,2224cyclictest141342-21kworker/1:0+events00:33:321
3811799223711,2223cyclictest108997-21kworker/3:2+events22:52:473
3810699223612,2221cyclictest77370-21kworker/0:2+events21:27:550
3810999223512,2220cyclictest78790-21kworker/1:0+events21:22:331
381099922269,2213cyclictest60638-21kworker/1:0+events20:31:581
3811299222411,2209cyclictest98352-21kworker/2:1+events22:26:562
3811299222311,2209cyclictest123723-21kworker/2:2+events23:48:232
3811299221612,2201cyclictest51082-21kworker/2:0+events19:49:362
3810699221311,2199cyclictest47909-21kworker/0:2+events19:58:360
381129922069,2195cyclictest136838-21kworker/2:2+events00:15:112
3810699220611,2192cyclictest126972-21kworker/0:0+events23:49:320
3811799220511,2190cyclictest59186-21kworker/3:2+events20:23:303
3811299220311,2189cyclictest84992-21kworker/2:0+events21:37:032
381099921988,2186cyclictest130145-21kworker/1:2+events00:23:551
3811299219711,2183cyclictest63713-21kworker/2:0+events20:54:272
3811299219711,2183cyclictest63713-21kworker/2:0+events20:27:452
3811299219710,2183cyclictest70821-21kworker/2:2+events21:11:092
3811299219611,2181cyclictest63713-21kworker/2:0+events20:44:092
3811299219611,2181cyclictest43165-21kworker/2:0+events19:25:532
3811799219511,2181cyclictest95370-21kworker/3:2+events22:14:003
3810699219012,2175cyclictest110837-21kworker/0:2+events22:58:040
3811299218910,2177cyclictest123723-21kworker/2:2+events23:40:052
3810699218710,2174cyclictest73881-21kworker/0:0+events20:59:470
3811299218610,2172cyclictest130190-21kworker/2:0+events23:54:082
3811299218511,2171cyclictest43165-21kworker/2:0+events19:38:012
3811299218511,2171cyclictest142920-21kworker/2:0+events00:39:192
3811299218111,2167cyclictest78699-21kworker/2:1+events21:19:522
3810699217810,2164cyclictest123525-21kworker/0:0+events23:34:470
3810999216911,2154cyclictest69014-21kworker/1:0+events20:46:521
3810699216610,2153cyclictest133409-21kworker/0:0+events00:03:380
3811299216310,2150cyclictest78699-21kworker/2:1+events21:24:272
3810999216311,2148cyclictest41636-21kworker/1:1+events19:33:531
3810699216310,2150cyclictest47909-21kworker/0:2+events20:08:290
381069921617,2151cyclictest102832-21kworker/0:1+events22:31:050
3810699216011,2146cyclictest47909-21kworker/0:2+events19:41:540
3811799215811,2145cyclictest142892-21kworker/3:2+events00:35:053
3810699215810,2144cyclictest141404-21kworker/0:0+events00:31:360
3810699215610,2143cyclictest57321-21kworker/0:1+events20:14:520
3810699215510,2142cyclictest41504-21kworker/0:1+events19:23:330
3810699215510,2142cyclictest121924-21kworker/0:1+events23:38:150
3811799215111,2136cyclictest119168-21kworker/3:0+events23:28:413
3810699215111,2137cyclictest77370-21kworker/0:2+events21:24:040
3810999213513,2118cyclictest99667-21kworker/1:1+events23:08:471
3810999212711,2113cyclictest128543-21kworker/1:0+events23:47:381
3811799212511,2111cyclictest39380-21kworker/3:1+events19:14:273
3811799212410,2111cyclictest132141-21kworker/3:2+events00:22:253
3810999212211,2108cyclictest115661-21kworker/1:2+events23:10:181
3810699212210,2109cyclictest96521-21kworker/0:2+events22:08:420
3810999212110,2108cyclictest88315-21kworker/1:1+events21:43:561
3810999211910,2106cyclictest52621-21kworker/1:2+events20:01:151
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3811799211511,2100cyclictest97970-21kworker/3:1+events22:19:433
3811799211310,2102cyclictest97970-21kworker/3:1+events22:25:043
3810999211210,2099cyclictest90004-21kworker/1:0+events22:02:281
3810699211110,2098cyclictest45867-21kworker/0:1+events19:32:220
3810999211011,2096cyclictest41636-21kworker/1:1+events19:45:451
3810999210910,2095cyclictest66386-21kworker/1:1+events20:51:471
3810999210910,2095cyclictest39556-21kworker/1:0+events19:28:121
3811799210710,2094cyclictest123813-21kworker/3:1+events23:37:063
3810999210711,2093cyclictest122041-21kworker/1:1+events23:51:051
3810999210710,2094cyclictest104584-21kworker/1:0+events22:37:331
3811799210610,2093cyclictest114004-21kworker/3:1+events23:06:533
3810999210611,2092cyclictest41636-21kworker/1:1+events19:51:261
3811799210511,2092cyclictest93586-21kworker/3:0+events22:05:103
3811799210510,2092cyclictest128809-21kworker/3:1+events00:00:133
3811799210510,2091cyclictest80545-21kworker/3:2+events21:54:273
3810999210511,2091cyclictest106246-21kworker/1:2+events22:42:051
3811799210411,2090cyclictest119168-21kworker/3:0+events23:30:303
3810999210410,2091cyclictest55777-21kworker/1:0+events20:06:351
3811799210311,2089cyclictest54552-21kworker/3:1+events20:01:373
3811799210311,2089cyclictest132141-21kworker/3:2+events00:12:533
3810999210311,2089cyclictest75862-21kworker/1:1+events21:25:361
3810999210311,2089cyclictest110722-21kworker/1:2+events22:53:301
381099921029,2090cyclictest78790-21kworker/1:0+events21:13:041
3810699208910,2076cyclictest47909-21kworker/0:2+events19:52:110
3811799208710,2074cyclictest105948-21kworker/3:0+events22:41:203
3810999208610,2073cyclictest37846-21kworker/1:2+events19:17:261
3810999208310,2069cyclictest130145-21kworker/1:2+events00:19:211
381099920678,2056cyclictest37846-21kworker/1:2+events19:14:501
381069920518,2040cyclictest77370-21kworker/0:2+events21:31:430
3811799204511,2031cyclictest110630-21kworker/3:0+events22:59:363
3811299203210,2019cyclictest34601-21kworker/2:1+events19:16:192
381129920257,2014cyclictest36224-21kworker/2:2+events19:12:582
3810699201910,2006cyclictest119059-21kworker/0:0+events23:23:210
3810699200510,1992cyclictest31384-21kworker/0:2+events19:14:030
381069919974,1990cyclictest43134-21kworker/0:2+events19:28:570
381179919885,1980cyclictest60783-21kworker/3:0+events20:36:323
381179919766,1967cyclictest91625-21kworker/3:1+events22:04:233
3810699197510,1962cyclictest96521-21kworker/0:2+events22:27:390
381099919596,1950cyclictest99667-21kworker/1:1+events22:58:501
381179919519,1939cyclictest75503-21kworker/3:2+events21:08:293
3811799194910,1936cyclictest39380-21kworker/3:1+events19:37:393
381179919479,1935cyclictest54552-21kworker/3:1+events20:14:323
377642152110,37sleep20-21swapper/219:07:572
378962142109,28sleep30-21swapper/319:09:383
378982141108,27sleep00-21swapper/019:09:380
376432140106,28sleep10-21swapper/119:06:241
3810999131128,2cyclictest72219-21kworker/1:2+pm21:05:001
38117992010,8cyclictest86978-21awk21:40:003
3810999197,2cyclictest191rcu_preempt00:35:001
3811799187,4cyclictest52-21ksoftirqd/320:55:003
3810999166,2cyclictest191rcu_preempt00:05:161
3810999164,8cyclictest34-21ksoftirqd/119:55:191
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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