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2025-12-14 - 05:01
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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 rackbslot4.osadl.org (updated Sun Dec 14, 2025 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
336199663,33cyclictest0-21swapper/122:54:331
336199652,9cyclictest18915-21/usr/sbin/munin19:49:421
336199623,7cyclictest3520-21iostat19:09:211
336199602,33cyclictest12719-21/usr/sbin/munin20:59:411
303225912,17sleep10-21swapper/119:08:161
336199553,28cyclictest0-21swapper/122:07:591
3356995514,36cyclictest29002-21aten_rbpower_cu23:09:240
3356995410,38cyclictest0-21swapper/019:39:380
3361995324,7cyclictest23275-21grep21:24:451
335699524,42cyclictest0-21swapper/021:31:540
335699524,13cyclictest0-21swapper/023:34:380
3356995213,6cyclictest10995-21netstat22:19:360
335699521,46cyclictest2485-21ls20:29:450
335699521,46cyclictest2485-21ls20:29:450
335699514,41cyclictest0-21swapper/023:17:400
335699514,40cyclictest0-21swapper/000:04:340
335699505,39cyclictest0-21swapper/021:49:440
335699504,40cyclictest0-21swapper/023:19:250
335699503,14cyclictest0-21swapper/021:04:360
335699501,44cyclictest8416-21/usr/sbin/munin22:14:460
335699495,10cyclictest0-21swapper/023:59:260
335699495,10cyclictest0-21swapper/020:44:460
335699494,40cyclictest0-21swapper/022:31:410
335699494,39cyclictest0-21swapper/023:54:230
335699494,39cyclictest0-21swapper/021:19:390
335699494,10cyclictest0-21swapper/023:44:330
335699494,10cyclictest0-21swapper/023:44:330
335699493,41cyclictest0-21swapper/019:32:450
3356994911,33cyclictest0-21swapper/021:39:310
335699485,38cyclictest0-21swapper/022:12:150
335699484,39cyclictest0-21swapper/022:49:220
335699484,39cyclictest0-21swapper/019:24:330
335699484,38cyclictest0-21swapper/022:44:330
335699484,20cyclictest0-21swapper/000:30:230
335699484,11cyclictest0-21swapper/019:54:380
335699483,12cyclictest0-21swapper/022:24:380
335699474,9cyclictest0-21swapper/021:54:270
335699474,38cyclictest0-21swapper/022:34:380
335699474,38cyclictest0-21swapper/019:59:340
335699474,37cyclictest0-21swapper/020:14:340
335699474,37cyclictest0-21swapper/000:14:420
335699474,37cyclictest0-21swapper/000:14:120
335699473,39cyclictest0-21swapper/021:59:330
335699473,39cyclictest0-21swapper/021:59:330
335699473,39cyclictest0-21swapper/020:14:170
335699473,39cyclictest0-21swapper/000:19:300
3356994710,33cyclictest17164-21cpu19:44:290
337599464,11cyclictest0-21swapper/319:09:293
335699465,36cyclictest0-21swapper/022:54:580
335699464,9cyclictest0-21swapper/021:44:300
335699464,8cyclictest8983-21/usr/sbin/munin20:49:470
335699464,37cyclictest0-21swapper/023:29:320
335699464,36cyclictest0-21swapper/023:04:370
335699464,10cyclictest0-21swapper/021:09:290
335699463,8cyclictest0-21swapper/021:34:350
335699463,38cyclictest0-21swapper/019:19:490
335699463,37cyclictest2209-21/usr/sbin/munin23:24:440
335699462,12cyclictest0-21swapper/019:14:390
3356994615,26cyclictest638-21runrttasks22:08:390
3356994612,28cyclictest32117-21wget20:24:260
3356994612,28cyclictest32117-21wget20:24:260
335699455,9cyclictest0-21swapper/020:35:140
335699454,36cyclictest0-21swapper/020:39:440
335699454,35cyclictest0-21swapper/020:59:300
335699453,37cyclictest0-21swapper/020:05:160
335699453,37cyclictest0-21swapper/019:34:480
335699453,37cyclictest0-21swapper/000:34:360
335699453,37cyclictest0-21swapper/000:34:360
335699453,36cyclictest0-21swapper/021:24:250
27442457,12sleep20-21swapper/219:04:512
3369994431,8cyclictest5930-21cut20:39:352
335699446,34cyclictest0-21swapper/020:20:590
335699446,34cyclictest0-21swapper/020:20:590
335699444,7cyclictest0-21swapper/020:54:260
335699444,36cyclictest0-21swapper/023:01:120
335699444,35cyclictest0-21swapper/023:51:330
335699443,36cyclictest0-21swapper/000:24:250
335699442,8cyclictest19083-21df_inode19:49:300
335699442,36cyclictest18350-21/usr/sbin/munin21:14:300
335699442,36cyclictest17820-21cut22:39:260
28882448,13sleep00-21swapper/019:06:340
242762443,8sleep30-21swapper/322:54:403
335699434,35cyclictest0-21swapper/019:11:280
335699433,35cyclictest0-21swapper/023:39:150
335699433,35cyclictest0-21swapper/023:39:150
253562424,7sleep20-21swapper/200:24:322
337599402,7cyclictest26406-21/usr/sbin/munin20:09:483
91182393,7sleep30-21swapper/319:21:343
73322393,7sleep20-21swapper/223:36:002
337599394,30cyclictest0-21swapper/320:19:323
337599394,30cyclictest0-21swapper/320:19:323
337599394,30cyclictest0-21swapper/319:14:323
3375993930,5cyclictest37-21ksoftirqd/322:04:143
3375993930,5cyclictest37-21ksoftirqd/322:04:143
3369993919,15cyclictest6910-21cat19:14:482
177562393,7sleep20-21swapper/221:09:492
156232394,6sleep10-21swapper/122:33:421
3369993827,5cyclictest29-21ksoftirqd/220:09:172
3369993825,8cyclictest31101-21grep23:14:242
3369993816,7cyclictest259732ntpdc22:59:342
324902383,6sleep30-21swapper/323:19:033
261262383,7sleep30-21swapper/300:26:513
241242383,7sleep30-21swapper/320:02:023
115792383,7sleep20-21swapper/222:20:032
84792373,7sleep20-21swapper/220:45:592
337599374,28cyclictest0-21swapper/321:14:313
3375993725,7cyclictest16432-21wc22:34:313
3369993725,7cyclictest17308-21wget00:04:232
336199374,27cyclictest0-21swapper/119:54:271
3361993726,6cyclictest28770-21sadc23:09:131
304472373,7sleep20-21swapper/223:11:572
291982373,7sleep30-21swapper/321:42:333
233822373,7sleep30-21swapper/321:25:073
151642373,7sleep20-21swapper/219:39:192
117892373,7sleep30-21swapper/322:22:333
55662363,7sleep20-21swapper/219:13:482
38402363,7sleep20-21swapper/223:28:552
337599364,27cyclictest0-21swapper/320:27:573
337599364,27cyclictest0-21swapper/320:27:573
337599364,27cyclictest0-21swapper/300:29:303
336999364,27cyclictest0-21swapper/220:49:282
3369993627,5cyclictest29-21ksoftirqd/223:09:132
3369993624,7cyclictest802-21grep20:24:442
3369993624,7cyclictest802-21grep20:24:442
3369993624,7cyclictest20461-21grep21:19:302
3361993625,7cyclictest20510-21cut21:19:301
3361993623,8cyclictest24196-21grep21:29:271
212232363,7sleep30-21swapper/322:48:373
190612363,28sleep20-21swapper/200:09:152
121732363,6sleep20-21swapper/220:55:242
109392363,7sleep20-21swapper/219:26:042
337599354,27cyclictest0-21swapper/321:09:313
337599354,26cyclictest0-21swapper/319:43:023
3375993522,8cyclictest20032-21wc00:09:383
336999354,26cyclictest0-21swapper/220:09:292
336999353,27cyclictest0-21swapper/221:54:372
3369993525,5cyclictest29-21ksoftirqd/221:49:152
3369993524,6cyclictest24540-21grep22:54:432
3369993523,7cyclictest13917-21taskset19:34:392
3369993523,7cyclictest11545-21wget19:29:292
3361993523,7cyclictest27772-21head00:29:421
3361993523,7cyclictest2631-21grep20:29:471
3361993523,7cyclictest2631-21grep20:29:471
286923512,17sleep30-21swapper/319:06:213
167672353,6sleep10-21swapper/100:01:381
337599344,25cyclictest0-21swapper/300:14:303
3375993423,7cyclictest15828-21grep21:04:473
3375993423,6cyclictest27209-21aten_rbpower_vo23:04:243
336999344,26cyclictest0-21swapper/221:05:132
336999343,27cyclictest0-21swapper/221:49:472
3369993423,7cyclictest31147-21ls20:19:442
3369993423,7cyclictest31147-21ls20:19:442
3369993423,7cyclictest16632-21ntpq22:34:352
3369993422,7cyclictest4374-21ls20:34:442
3361993423,7cyclictest28236-21wc21:39:331
3361993422,7cyclictest18694-21cut21:14:311
3361993422,7cyclictest11506-21grep22:19:451
155142342,27sleep3565-21irqbalance22:32:233
128662343,6sleep20-21swapper/223:50:042
337599334,24cyclictest0-21swapper/321:19:323
3375993322,6cyclictest32119-21tr21:49:353
3375993321,7cyclictest22662-21sed22:49:413
336999335,23cyclictest0-21swapper/221:29:432
3369993324,5cyclictest29-21ksoftirqd/221:29:152
3361993322,7cyclictest29950-21cat23:09:401
3361993321,7cyclictest8882-21grep19:19:461
3361993321,7cyclictest6420-21grep20:39:441
167862333,7sleep30-21swapper/300:01:523
337599323,24cyclictest0-21swapper/322:16:313
3375993222,6cyclictest18530-21open_files22:39:393
3375993221,7cyclictest9871-21awk23:44:253
3375993221,7cyclictest9871-21awk23:44:253
3375993221,7cyclictest26262-21timerandwakeup22:59:423
3375993221,7cyclictest2499-21wc20:29:463
3375993221,7cyclictest2499-21wc20:29:463
3375993221,6cyclictest28328-21wget20:14:283
3375993218,9cyclictest501-17auditd19:54:173
3375993212,16cyclictest2556-21fschecks_time23:24:283
336999323,26cyclictest0-21swapper/220:03:542
3369993223,5cyclictest29-21ksoftirqd/220:19:172
3369993222,6cyclictest27241-21tail00:29:332
3369993221,7cyclictest27748-21wget21:39:252
3369993221,7cyclictest26756-21ls21:34:412
3369993220,7cyclictest9746-21wget23:44:232
3369993220,7cyclictest9746-21wget23:44:232
3369993218,8cyclictest5119-21ls23:29:382
336199324,21cyclictest0-21swapper/123:19:221
3361993221,7cyclictest31211-21sh21:49:151
3361993220,8cyclictest2840-21cut21:59:251
3361993220,8cyclictest2840-21cut21:59:251
3361993220,8cyclictest10836-21sed23:44:411
3361993220,8cyclictest10836-21sed23:44:411
3361993220,7cyclictest6337-21uname19:14:371
3361993219,8cyclictest17498-21sort00:04:261
3361993219,8cyclictest16053-21fgrep19:39:421
3361993214,13cyclictest11579-21cpu19:29:291
3361993212,15cyclictest0-21swapper/120:19:421
3361993212,15cyclictest0-21swapper/120:19:421
138092323,6sleep30-21swapper/319:34:383
337599314,22cyclictest0-21swapper/323:54:293
3375993122,5cyclictest13600-21sendmail_mailst20:59:413
3375993121,6cyclictest9597-21aten_rbpower_en19:24:283
3375993121,6cyclictest638-21runrttasks00:37:153
3375993121,6cyclictest638-21runrttasks00:37:153
3375993121,6cyclictest30744-21unixbench_multi21:44:443
3375993119,7cyclictest5722-21cat22:04:433
3375993118,8cyclictest6617-21cut22:09:243
336999313,24cyclictest0-21swapper/221:04:082
3369993121,6cyclictest7934-21tr23:39:232
3369993121,6cyclictest7934-21tr23:39:232
3369993119,7cyclictest21564-21cut22:49:222
3369993117,8cyclictest21655-21find19:54:422
336199314,18cyclictest0-21swapper/100:29:121
336199313,24cyclictest0-21swapper/100:39:121
336199313,24cyclictest0-21swapper/100:39:121
3361993120,7cyclictest9923-21grep19:24:321
3361993119,7cyclictest554-21dbus-daemon00:24:111
3361993119,7cyclictest14611-21grep23:54:421
3361993118,8cyclictest5288-21sed23:29:401
337599304,22cyclictest0-21swapper/300:20:063
3375993021,5cyclictest23957-21aten_rbpower_cu21:29:243
3375993020,6cyclictest9493-21kernelversion20:49:353
3375993020,6cyclictest8972-21unixbench-2d23:39:413
3375993020,6cyclictest8972-21unixbench-2d23:39:413
3375993020,6cyclictest7845-21ntp_kernel_pll_20:44:403
3375993020,6cyclictest701-21crond23:24:133
3375993020,6cyclictest638-21runrttasks23:32:183
3375993020,6cyclictest6009-21aten_rbpower_po23:34:243
3375993020,6cyclictest25561-21timerandwakeup20:04:453
3375993020,6cyclictest17046-21aten_rbpower_cu19:44:283
3375993020,6cyclictest12433-21timerandwakeup19:29:463
3375993020,6cyclictest11894-21fschecks_time23:49:253
3375993020,6cyclictest10879-21aten_rbpower_en20:54:263
3375993019,7cyclictest12369-21grep22:24:273
3375993018,7cyclictest21542-21ntpq19:54:403
3375993017,7cyclictest1513-21load21:54:323
336999304,21cyclictest0-21swapper/219:19:382
3369993020,6cyclictest5598-21swap22:04:422
336999302,22cyclictest18054-21grep22:39:302
3369993018,7cyclictest13991-21sort23:54:312
3369993017,8cyclictest1593-21aten_rbpower_vo20:29:292
3369993017,8cyclictest1593-21aten_rbpower_vo20:29:292
3369993017,7cyclictest20551-21switchtime22:44:392
336199304,20cyclictest0-21swapper/120:34:301
336199304,19cyclictest0-21swapper/122:34:381
3361993021,6cyclictest29448-21unixbench_multi20:14:471
3361993019,7cyclictest13307-21/usr/sbin/munin19:34:301
3361993018,7cyclictest554-21dbus-daemon21:39:151
3361993012,14cyclictest13365-21unixbench_singl22:24:431
337599294,20cyclictest0-21swapper/300:04:293
3375992920,5cyclictest29311-21fschecks_time23:09:283
3375992919,6cyclictest3516-21cpu20:34:273
3375992919,6cyclictest26563-21ntp_kernel_pll_21:34:363
3375992914,12cyclictest5254-21aten_rbpower_cu20:39:253
336999294,21cyclictest0-21swapper/200:19:412
3369992920,5cyclictest29672-21uptime00:34:422
3369992920,5cyclictest29672-21uptime00:34:422
3369992920,5cyclictest1572-21grep23:19:422
3369992919,6cyclictest19231-21sendmail_mailst21:14:412
3369992916,8cyclictest21221-21grep00:14:262
3369992916,8cyclictest19092-21entropy19:49:312
3369992912,13cyclictest15667-21crond22:34:132
336199299,16cyclictest32169-21runrttasks20:24:261
336199299,16cyclictest32169-21runrttasks20:24:261
336199296,18cyclictest0-21swapper/120:54:431
336199294,21cyclictest0-21swapper/123:14:221
336199294,20cyclictest0-21swapper/122:39:341
336199292,21cyclictest14849-21cut21:04:311
3361992919,7cyclictest27314-21smart_sda20:09:421
3361992916,7cyclictest1082-21/usr/sbin/munin21:54:251
336999283,22cyclictest0-21swapper/222:24:322
336999283,21cyclictest0-21swapper/221:59:372
336999283,21cyclictest0-21swapper/221:59:372
336999283,21cyclictest0-21swapper/200:00:262
3369992817,6cyclictest7000-21if_err_eth222:09:292
3369992814,8cyclictest9623-21unixbench_singl22:14:442
336199285,19cyclictest0-21swapper/122:44:331
336199285,17cyclictest0-21swapper/120:04:291
336199284,19cyclictest0-21swapper/122:49:231
336199284,19cyclictest0-21swapper/121:49:321
336199284,19cyclictest0-21swapper/121:09:331
336199284,19cyclictest0-21swapper/100:14:221
336199284,19cyclictest0-21swapper/100:09:251
336199284,18cyclictest0-21swapper/123:34:321
336199284,18cyclictest0-21swapper/119:44:291
336199283,19cyclictest22833-21/usr/sbin/munin19:59:301
3361992817,7cyclictest9410-21idleruntime20:49:321
3361992817,7cyclictest3395-21grep23:24:431
3361992816,7cyclictest8994-21cat22:14:331
3361992816,7cyclictest7455-21smartctl22:09:391
3369992713,8cyclictest17534-21iostat19:44:342
336199274,19cyclictest0-21swapper/123:39:341
336199274,19cyclictest0-21swapper/123:39:341
336199273,20cyclictest0-21swapper/123:01:401
3361992715,7cyclictest8697-21seq20:48:331
3361992715,7cyclictest11850-21grep23:49:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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