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2026-03-13 - 15:07
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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 highest latencies:
System rackbslot4.osadl.org (updated Fri Mar 13, 2026 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2271899840,50cyclictest2145-21ssh10:27:452
2271899840,50cyclictest2145-21ssh10:27:452
2271899785,67cyclictest0-21swapper/211:30:582
2271899775,27cyclictest0-21swapper/211:12:382
2271899774,66cyclictest0-21swapper/210:54:192
2271899772,68cyclictest7281-21ssh09:09:102
2271899772,68cyclictest7281-21ssh09:09:102
51952750,6sleep30-21swapper/310:31:373
51952750,6sleep30-21swapper/310:31:373
2271899742,66cyclictest24398-21ssh08:48:222
2271899732,33cyclictest9617-21/usr/sbin/munin07:11:382
2271899714,60cyclictest0-21swapper/209:29:402
2271899704,59cyclictest15492-21missed_timers08:36:322
2271899703,61cyclictest1281-21timerandwakeup06:46:422
2271899693,60cyclictest0-21swapper/207:41:302
2271899692,61cyclictest28920-21/usr/sbin/munin06:36:462
2271899692,61cyclictest27050-21/usr/sbin/munin06:31:342
2271899692,60cyclictest17113-21/usr/sbin/munin07:31:262
2271899685,57cyclictest0-21swapper/210:41:322
2271899682,61cyclictest18152-21taskset10:06:322
2271899682,60cyclictest6298-21sshd10:33:312
2271899682,60cyclictest6298-21sshd10:33:312
2271899682,30cyclictest24257-21ntpq09:31:322
2271899678,53cyclictest0-21swapper/211:47:062
2271899678,53cyclictest0-21swapper/211:05:052
2271899675,56cyclictest0-21swapper/210:39:162
2271899675,55cyclictest0-21swapper/209:50:192
2271899675,55cyclictest0-21swapper/209:21:142
2271899672,59cyclictest5879-21/usr/sbin/munin07:01:292
2271899672,59cyclictest5879-21/usr/sbin/munin07:01:292
2271899672,59cyclictest22726-21/usr/sbin/munin07:46:282
2271899672,59cyclictest21877-21ssh08:46:012
2271899665,55cyclictest0-21swapper/211:45:582
2271899665,55cyclictest0-21swapper/211:22:562
2271899665,55cyclictest0-21swapper/211:19:522
2271899665,55cyclictest0-21swapper/210:58:172
2271899665,55cyclictest0-21swapper/209:44:392
2271899665,55cyclictest0-21swapper/208:55:162
2271899665,55cyclictest0-21swapper/208:23:292
2271899665,28cyclictest0-21swapper/211:39:392
2271899663,57cyclictest12404-21/usr/sbin/munin09:16:232
2271899662,59cyclictest31248-21if_eth206:41:302
2271899662,59cyclictest30204-21/usr/sbin/munin08:06:342
2271899662,58cyclictest9771-21/usr/sbin/munin09:56:322
22718996611,49cyclictest0-21swapper/209:03:042
2271899655,54cyclictest0-21swapper/211:32:322
2271899655,54cyclictest0-21swapper/210:12:472
2271899655,54cyclictest0-21swapper/209:54:332
2271899655,54cyclictest0-21swapper/209:54:332
2271899655,54cyclictest0-21swapper/209:39:312
2271899655,54cyclictest0-21swapper/209:11:422
2271899655,54cyclictest0-21swapper/208:31:162
2271899655,54cyclictest0-21swapper/208:29:252
2271899655,28cyclictest0-21swapper/210:22:202
2271899655,28cyclictest0-21swapper/208:59:342
2271899653,56cyclictest0-21swapper/210:20:082
2271899653,55cyclictest11503-21/usr/sbin/munin07:16:292
2271899652,58cyclictest13375-21/usr/sbin/munin07:21:372
2271899652,57cyclictest4009-21/usr/sbin/munin06:56:432
2271899652,57cyclictest4009-21/usr/sbin/munin06:56:432
2271899652,57cyclictest26468-21/usr/sbin/munin07:56:292
2271899652,57cyclictest25181-21/usr/sbin/munin06:26:452
2271899652,57cyclictest24597-21/usr/sbin/munin07:51:262
2271899652,57cyclictest2140-21/usr/sbin/munin06:51:412
2271899652,57cyclictest15244-21/usr/sbin/munin07:26:352
22718996510,49cyclictest0-21swapper/210:02:272
2271899645,53cyclictest0-21swapper/211:07:072
2271899645,53cyclictest0-21swapper/210:47:382
2271899642,56cyclictest9058-21chrt07:07:112
2271899642,34cyclictest28337-21/usr/sbin/munin08:01:332
2271899633,55cyclictest1563-21taskset08:16:162
2271899633,53cyclictest0-21swapper/206:21:362
2271899632,56cyclictest32139-21aten_rbpower_po08:11:242
2270799632,6cyclictest23488-21diskstats06:21:280
2271899622,54cyclictest18983-21/usr/sbin/munin07:36:392
2225525812,16sleep30-21swapper/306:18:453
2271199573,47cyclictest12995-21ssh08:32:521
22707995718,34cyclictest25610-21latency10:16:290
2271199564,46cyclictest0-21swapper/111:34:081
22707995517,32cyclictest28758-21awk11:46:200
2271199546,42cyclictest0-21swapper/110:33:291
2271199546,42cyclictest0-21swapper/110:33:291
2271199546,42cyclictest0-21swapper/109:04:011
2271199544,44cyclictest0-21swapper/108:58:451
22711995412,36cyclictest0-21swapper/108:52:411
22711995410,5cyclictest0-21swapper/111:18:281
22711995410,38cyclictest0-21swapper/111:25:071
22707995417,31cyclictest5657-21crond07:01:140
22707995417,31cyclictest5657-21crond07:01:140
22707995416,5cyclictest6511-21sh10:33:580
22707995416,5cyclictest6511-21sh10:33:580
22707995416,32cyclictest548-21NetworkManager10:36:100
2271199534,43cyclictest0-21swapper/111:01:361
2271199534,42cyclictest0-21swapper/108:36:521
2271199533,45cyclictest0-21swapper/110:39:291
2271199532,46cyclictest15443-21ssh09:20:411
2271199532,45cyclictest18340-21ssh09:23:511
22707995325,22cyclictest10828-21grep07:11:440
22707995317,31cyclictest20784-21threads09:26:380
22707995317,30cyclictest4725-21sed08:21:410
22707995316,5cyclictest0-21swapper/007:31:350
22707995316,31cyclictest27078-21aten_rbpower_en06:31:240
2271199524,42cyclictest0-21swapper/111:45:571
2271199522,44cyclictest16591-21ssh11:30:281
22711995210,36cyclictest0-21swapper/110:26:561
22711995210,36cyclictest0-21swapper/110:26:561
2270799529,37cyclictest543-21systemd-logind10:26:100
22707995218,29cyclictest10783-21crond08:31:120
22707995215,7cyclictest12461-21vmstat08:31:440
22707995215,6cyclictest8948-21unixbench_singl07:06:430
22707995213,8cyclictest8896-21cut09:11:240
2271199514,41cyclictest0-21swapper/109:53:301
2271199514,41cyclictest0-21swapper/109:53:301
2271199513,6cyclictest25927-21ssh10:59:481
2271199513,42cyclictest0-21swapper/108:44:511
2271199513,24cyclictest0-21swapper/110:51:251
22707995120,25cyclictest12394-21sendmail_mailtr07:16:390
22707995119,27cyclictest3203-21processes09:46:350
22707995117,28cyclictest548-21NetworkManager09:21:110
22707995113,5cyclictest21972-21latency_hist08:46:130
2271199504,40cyclictest0-21swapper/110:02:201
2271199503,42cyclictest0-21swapper/110:49:491
22711995012,32cyclictest0-21swapper/109:27:021
2270799504,14cyclictest0-21swapper/010:00:410
2270799503,17cyclictest0-21swapper/009:55:570
2270799503,17cyclictest0-21swapper/009:55:570
2270799503,15cyclictest574-21polkitd10:31:100
2270799503,15cyclictest574-21polkitd10:31:100
22707995017,28cyclictest577-21ksmtuned11:35:110
22707995017,28cyclictest31365-21unixbench_multi08:06:430
22707995015,5cyclictest638-21runrttasks11:45:410
22707995014,5cyclictest0-21swapper/010:41:360
2271199494,39cyclictest0-21swapper/109:47:441
2271199494,21cyclictest0-21swapper/111:40:091
2271199493,41cyclictest0-21swapper/111:50:471
2271199493,41cyclictest0-21swapper/110:11:401
2271199493,41cyclictest0-21swapper/110:06:301
2271199493,41cyclictest0-21swapper/109:40:101
2271199492,15cyclictest1913-21ssh09:46:041
22707994920,24cyclictest26911-21if_err_eth207:56:300
22707994918,26cyclictest32554-21interrupts08:11:290
22707994916,6cyclictest638-21runrttasks06:36:450
22707994916,26cyclictest3229-21diskmemload10:15:500
22707994915,5cyclictest32135-21sh08:59:010
22707994914,6cyclictest31783-21timerandwakeup06:41:410
22707994914,6cyclictest2584-21if_err_eth206:51:300
22707994914,6cyclictest20191-21unixbench_singl07:36:450
22707994912,5cyclictest0-21swapper/007:01:400
22707994912,5cyclictest0-21swapper/007:01:400
2272299483,38cyclictest0-21swapper/308:16:423
2271199488,34cyclictest0-21swapper/109:58:171
2271199487,35cyclictest0-21swapper/111:13:071
2271199484,6cyclictest0-21swapper/110:20:591
2271199484,39cyclictest0-21swapper/107:11:281
2271199483,40cyclictest0-21swapper/108:47:511
2271199483,40cyclictest0-21swapper/108:22:221
2271199483,40cyclictest0-21swapper/108:05:321
2270799486,7cyclictest0-21swapper/011:26:240
2270799484,19cyclictest0-21swapper/008:55:380
2270799484,14cyclictest0-21swapper/011:03:210
2270799483,9cyclictest21893-21/usr/sbin/munin11:36:340
2270799482,13cyclictest2380-21fschecks_time11:11:220
22707994817,6cyclictest638-21runrttasks07:24:490
22707994816,6cyclictest638-21runrttasks09:06:220
22707994816,6cyclictest638-21runrttasks09:06:220
22707994816,26cyclictest3229-21diskmemload10:46:140
22707994815,7cyclictest543-21systemd-logind07:56:130
22707994813,6cyclictest0-21swapper/010:05:500
2272299474,37cyclictest0-21swapper/311:11:333
2271199479,6cyclictest0-21swapper/111:06:491
2271199479,6cyclictest0-21swapper/109:11:401
2271199474,37cyclictest0-21swapper/109:34:461
2271199473,7cyclictest0-21swapper/110:45:091
2271199473,38cyclictest0-21swapper/110:23:111
2271199472,39cyclictest8478-21timerandwakeup08:26:411
22711994710,5cyclictest0-21swapper/109:06:191
22711994710,5cyclictest0-21swapper/109:06:191
2270799476,10cyclictest0-21swapper/007:46:320
2270799474,16cyclictest0-21swapper/007:26:420
2270799474,11cyclictest0-21swapper/010:06:410
2270799473,15cyclictest0-21swapper/011:22:210
22707994718,24cyclictest30644-21/usr/sbin/munin11:06:390
22707994717,5cyclictest24997-21sh08:49:410
22707994715,5cyclictest31801-21processes09:41:360
22707994713,8cyclictest540-21ntpd11:16:290
22707994713,8cyclictest16074-21cpu09:21:210
22707994713,7cyclictest22768-21latency_hist10:56:100
22707994711,8cyclictest22764-21crond10:56:100
2272299463,38cyclictest0-21swapper/308:21:223
2271199463,37cyclictest0-21swapper/108:17:331
22711994612,29cyclictest7530-21latency_hist07:06:141
22711994612,29cyclictest7530-21latency_hist07:06:141
2270799468,9cyclictest0-21swapper/009:37:580
2270799465,11cyclictest0-21swapper/008:16:260
2270799465,10cyclictest0-21swapper/009:31:310
2270799463,15cyclictest0-21swapper/008:39:240
22707994617,7cyclictest22504-21latency_hist07:46:140
22707994616,6cyclictest638-21runrttasks09:04:270
2272299453,36cyclictest0-21swapper/306:21:333
2271199454,35cyclictest0-21swapper/107:28:051
2271199453,37cyclictest0-21swapper/108:12:481
2271199453,37cyclictest0-21swapper/107:38:041
2270799452,15cyclictest557-21grep06:46:290
22707994513,7cyclictest29693-21seq08:02:470
89202443,7sleep30-21swapper/311:20:163
2271199444,35cyclictest0-21swapper/106:36:151
2271199443,7cyclictest568-21gdbus06:41:151
2271199443,36cyclictest0-21swapper/108:06:401
2271199443,36cyclictest0-21swapper/107:51:451
2271199443,36cyclictest0-21swapper/107:22:041
2271199443,36cyclictest0-21swapper/107:16:441
2271199443,36cyclictest0-21swapper/106:48:061
2271199443,36cyclictest0-21swapper/106:42:011
2271199443,35cyclictest0-21swapper/107:11:141
22707994414,6cyclictest26388-21unixbench_singl06:26:450
228822433,6sleep30-21swapper/310:12:183
2271199433,36cyclictest0-21swapper/107:41:281
2271199433,35cyclictest0-21swapper/107:00:051
2271199433,35cyclictest0-21swapper/107:00:051
2271199433,35cyclictest0-21swapper/106:29:471
182282433,7sleep30-21swapper/309:23:363
2271199423,35cyclictest0-21swapper/107:48:451
2271199422,34cyclictest27075-21memory07:56:341
213562423,7sleep30-21swapper/309:27:183
2271199412,33cyclictest3942-21latency_hist06:56:161
2271199412,32cyclictest24967-21munin-run06:26:151
168822413,7sleep30-21swapper/311:31:073
129412413,7sleep30-21swapper/311:25:473
128552413,7sleep30-21swapper/307:17:443
242092403,7sleep30-21swapper/308:47:583
230872403,7sleep30-21swapper/311:38:073
2271199402,7cyclictest18766-21munin-run07:36:141
264562393,7sleep30-21swapper/306:26:493
305622382,5sleep330569-21sh11:47:533
277812383,7sleep30-21swapper/307:57:153
2272299384,29cyclictest0-21swapper/309:17:483
2272299384,28cyclictest0-21swapper/310:03:523
2241223813,17sleep20-21swapper/206:20:372
2272299374,28cyclictest0-21swapper/310:22:373
2272299374,28cyclictest0-21swapper/306:51:323
2272299374,26cyclictest0-21swapper/307:21:263
2272299373,28cyclictest0-21swapper/310:51:023
88952363,7sleep30-21swapper/308:27:053
296032363,7sleep30-21swapper/309:39:023
2272299364,28cyclictest0-21swapper/307:36:413
2272299364,26cyclictest0-21swapper/309:41:323
2272299363,29cyclictest0-21swapper/310:55:323
2272299363,27cyclictest0-21swapper/310:43:023
2272299363,27cyclictest0-21swapper/309:55:133
2272299363,27cyclictest0-21swapper/309:55:133
2272299354,27cyclictest0-21swapper/311:10:353
2272299354,27cyclictest0-21swapper/309:04:583
2272299354,26cyclictest0-21swapper/310:10:473
2272299354,26cyclictest0-21swapper/309:07:023
2272299354,26cyclictest0-21swapper/309:07:023
2272299353,27cyclictest0-21swapper/310:57:303
22722993523,7cyclictest28186-21ssh11:01:393
2210223513,17sleep10-21swapper/106:16:541
280462343,7sleep30-21swapper/310:20:113
2272299348,6cyclictest188392cut08:41:273
2272299344,26cyclictest0-21swapper/307:32:413
2272299344,25cyclictest0-21swapper/311:41:113
2272299344,25cyclictest0-21swapper/309:56:323
2272299344,25cyclictest0-21swapper/309:13:023
2272299344,25cyclictest0-21swapper/308:35:143
2272299344,25cyclictest0-21swapper/307:02:413
2272299344,25cyclictest0-21swapper/307:02:413
2272299343,27cyclictest0-21swapper/308:38:593
2272299343,26cyclictest0-21swapper/307:41:323
2236623410,18sleep00-21swapper/006:20:020
2272299334,26cyclictest0-21swapper/309:01:033
2272299334,24cyclictest0-21swapper/307:53:023
2272299329,18cyclictest0-21swapper/309:33:383
2272299323,26cyclictest0-21swapper/310:40:323
2272299323,25cyclictest0-21swapper/309:51:023
2272299323,24cyclictest0-21swapper/308:11:323
22722993219,8cyclictest26585-21sort08:51:303
2272299314,22cyclictest0-21swapper/307:26:293
2272299313,24cyclictest0-21swapper/310:31:023
2272299313,24cyclictest0-21swapper/310:31:023
2272299313,24cyclictest0-21swapper/307:12:013
2272299313,23cyclictest0-21swapper/307:49:363
2272299313,23cyclictest0-21swapper/306:51:023
22722993118,8cyclictest543-21systemd-logind11:36:083
22722993118,8cyclictest31184-21sed08:06:413
2272299303,22cyclictest0-21swapper/308:01:383
2272299303,22cyclictest0-21swapper/307:06:323
22722993020,6cyclictest29089-21df_inode06:36:283
22722993018,7cyclictest27648-21load06:31:323
22722993017,8cyclictest31305-21tr06:41:323
2272299283,20cyclictest0-21swapper/306:56:413
2272299283,20cyclictest0-21swapper/306:56:413
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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