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2025-12-21 - 23:11
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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 Sun Dec 21, 2025 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
893199573,27cyclictest0-21swapper/211:00:192
8926995445,5cyclictest21-21ksoftirqd/112:25:091
8931995315,34cyclictest29-21ksoftirqd/209:05:132
893199525,40cyclictest0-21swapper/210:00:252
8931995212,35cyclictest14083-21needreboot11:35:322
893799516,39cyclictest0-21swapper/308:30:263
8937995112,33cyclictest0-21swapper/309:20:373
8931995111,34cyclictest0-21swapper/209:45:372
85702519,36sleep10-21swapper/107:03:521
893799505,39cyclictest0-21swapper/309:10:363
893799505,39cyclictest0-21swapper/308:55:403
893799504,41cyclictest0-21swapper/309:15:243
893799503,18cyclictest0-21swapper/308:22:223
8937995013,5cyclictest0-21swapper/309:00:333
893199508,36cyclictest27201-21sshd09:17:222
8931995010,35cyclictest0-21swapper/210:35:272
8931995010,34cyclictest0-21swapper/209:40:412
893799493,41cyclictest0-21swapper/309:25:253
8937994914,30cyclictest22732-21wget07:40:293
893199494,39cyclictest0-21swapper/210:15:382
8931994911,5cyclictest0-21swapper/212:15:422
893799482,40cyclictest30118-21/usr/sbin/munin08:00:283
8937994811,31cyclictest0-21swapper/309:05:303
893199484,9cyclictest0-21swapper/211:40:412
893199484,39cyclictest0-21swapper/210:20:292
893199484,39cyclictest0-21swapper/210:20:292
893199483,39cyclictest0-21swapper/212:20:242
893199483,39cyclictest0-21swapper/211:15:222
893799474,38cyclictest0-21swapper/308:40:393
893799474,38cyclictest0-21swapper/307:05:213
893799473,40cyclictest0-21swapper/308:50:363
893799473,40cyclictest0-21swapper/308:50:363
893799473,39cyclictest0-21swapper/307:30:273
893199478,33cyclictest29-21ksoftirqd/212:15:092
893199478,33cyclictest0-21swapper/210:45:382
893199475,37cyclictest0-21swapper/208:25:452
893199474,37cyclictest0-21swapper/209:55:342
893199473,40cyclictest0-21swapper/209:51:592
893199473,40cyclictest0-21swapper/207:05:422
8931994715,27cyclictest672-21sshd11:45:182
893199471,39cyclictest10053-21perl11:25:272
893799465,35cyclictest0-21swapper/308:45:273
893799465,35cyclictest0-21swapper/308:45:273
893799464,36cyclictest0-21swapper/308:25:313
893799464,36cyclictest0-21swapper/307:15:273
893799463,38cyclictest0-21swapper/307:25:323
893799462,38cyclictest28232-21/usr/sbin/munin07:55:303
893199465,36cyclictest0-21swapper/208:39:552
893199464,9cyclictest0-21swapper/208:45:392
893199464,9cyclictest0-21swapper/208:45:392
893199463,7cyclictest0-21swapper/210:50:272
893199463,38cyclictest0-21swapper/211:55:292
893199463,38cyclictest0-21swapper/211:55:292
893199463,38cyclictest0-21swapper/211:10:432
893199463,37cyclictest20929-21diskstats07:35:302
893199463,37cyclictest0-21swapper/210:05:282
893199463,36cyclictest0-21swapper/208:00:162
893199462,38cyclictest645-21idleruntime-cro09:35:132
893199462,38cyclictest574-21polkitd07:55:152
893199462,38cyclictest22766-21/usr/sbin/munin12:00:272
893199462,38cyclictest22766-21/usr/sbin/munin12:00:272
893199462,37cyclictest2091-21unixbench_singl09:35:432
893799457,6cyclictest0-21swapper/307:45:283
893799457,5cyclictest35-21rcuc/307:50:323
893799456,34cyclictest0-21swapper/308:05:253
893799453,37cyclictest1362-21ps09:35:303
893799453,37cyclictest0-21swapper/309:40:203
893199456,34cyclictest0-21swapper/207:40:502
893199455,35cyclictest0-21swapper/208:05:492
893199454,36cyclictest0-21swapper/210:41:022
893199453,37cyclictest0-21swapper/212:05:252
893199453,37cyclictest0-21swapper/208:00:432
893199453,36cyclictest25569-21latency_hist09:15:142
893199453,36cyclictest0-21swapper/210:55:312
893199452,9cyclictest22637-21latency09:05:322
893199452,36cyclictest11534-21/usr/sbin/munin11:30:392
8922994536,5cyclictest3-21ksoftirqd/007:45:150
893799445,33cyclictest0-21swapper/308:35:313
893799443,8cyclictest4530-21sed08:15:473
893799443,8cyclictest3261-21latency_hist08:15:163
893799443,37cyclictest0-21swapper/309:30:433
893799443,37cyclictest0-21swapper/307:35:353
893799443,36cyclictest627-21snmpd07:10:303
893799443,35cyclictest15259-21aten_rbpower_vo07:20:293
893199443,8cyclictest3089-21sensors11:05:362
893199443,7cyclictest20330-21ntp_kernel_err10:25:352
893199443,7cyclictest20330-21ntp_kernel_err10:25:352
893199443,36cyclictest0-21swapper/212:30:252
893199443,36cyclictest0-21swapper/208:55:282
893199443,35cyclictest19488-21/usr/sbin/munin11:50:282
893199443,35cyclictest0-21swapper/212:25:172
893199442,35cyclictest21462-21/usr/sbin/munin10:30:222
893799433,8cyclictest21056-21entropy11:55:253
893799433,8cyclictest21056-21entropy11:55:253
893799432,8cyclictest19718-21netstat11:50:333
893199434,34cyclictest0-21swapper/207:20:162
893199434,33cyclictest0-21swapper/209:25:132
893199433,36cyclictest0-21swapper/207:45:342
893199433,35cyclictest0-21swapper/208:40:422
893199433,35cyclictest0-21swapper/207:31:582
893199433,34cyclictest0-21swapper/208:55:142
893199433,34cyclictest0-21swapper/208:55:142
893199433,34cyclictest0-21swapper/208:20:152
893199433,34cyclictest0-21swapper/207:25:422
893199432,8cyclictest7788-21/usr/sbin/munin11:20:232
893199432,7cyclictest13991-21/usr/sbin/munin10:10:302
893199432,35cyclictest3105-21latency_hist08:15:162
893199432,35cyclictest10587-21crond08:35:152
8937994228,9cyclictest543-21systemd-logind12:35:093
893199423,34cyclictest16799-21idleruntime-cro07:25:162
893199413,32cyclictest0-21swapper/209:30:132
893199412,33cyclictest13049-21latency_hist07:15:162
893199403,32cyclictest0-21swapper/208:25:162
108192403,6sleep30-21swapper/310:00:343
8926993927,7cyclictest9272-21netstat07:05:211
71082393,6sleep00-21swapper/008:25:270
311732393,6sleep00-21swapper/009:30:130
282222393,6sleep30-21swapper/312:15:103
8937993827,7cyclictest4798-21grep11:10:343
8937993825,8cyclictest14480-21sort11:35:403
8926993826,7cyclictest7687-21grep09:50:461
8926993824,9cyclictest21385-21unixbench_multi09:00:461
85762389,24sleep20-21swapper/207:03:572
262592383,6sleep00-21swapper/012:09:520
8937993726,7cyclictest12694-21grep10:05:323
8937993724,8cyclictest25360-21ntpq12:05:313
76262379,20sleep30-21swapper/307:00:363
295242373,6sleep00-21swapper/007:56:060
222612373,6sleep10-21swapper/107:38:401
204782373,6sleep00-21swapper/011:53:020
186202373,6sleep10-21swapper/107:29:511
167602373,6sleep00-21swapper/007:24:590
10482373,6sleep30-21swapper/312:26:173
92762363,6sleep00-21swapper/011:23:130
8937993626,6cyclictest9098-21grep09:55:363
8937993624,7cyclictest5191-21grep09:45:323
8926993625,7cyclictest30408-21grep09:25:401
8926993622,9cyclictest31308-21unixbench_multi08:00:461
850623612,18sleep00-21swapper/007:03:060
78592363,6sleep00-21swapper/009:51:540
67412363,6sleep00-21swapper/008:24:020
5872363,6sleep10-21swapper/109:34:491
55562363,6sleep10-21swapper/111:13:321
36072363,6sleep10-21swapper/111:07:321
29832363,6sleep00-21swapper/012:32:050
289512363,6sleep00-21swapper/009:20:560
241412363,6sleep10-21swapper/112:01:531
241412363,6sleep10-21swapper/112:01:531
170052363,6sleep00-21swapper/007:25:230
153072363,6sleep30-21swapper/310:11:173
141222363,6sleep10-21swapper/108:42:421
8937993524,7cyclictest7138-21grep09:50:363
8926993523,7cyclictest28341-21tr07:55:261
8922993522,8cyclictest28646-21sshd10:49:190
32522353,6sleep10-21swapper/109:40:331
291162352,4sleep00-21swapper/010:50:250
265552353,6sleep00-21swapper/010:41:360
167312353,6sleep10-21swapper/107:24:361
151742352,6sleep015250-21users10:10:460
148752353,6sleep00-21swapper/007:19:440
130112353,6sleep00-21swapper/007:14:490
105302353,6sleep10-21swapper/108:34:291
892699344,25cyclictest0-21swapper/112:15:221
8926993422,8cyclictest13963-21grep07:15:371
8926993421,8cyclictest17805-21cat11:45:311
8926993415,14cyclictest8148-21cut11:20:271
8922993422,7cyclictest568-21gdbus08:15:150
262142343,6sleep10-21swapper/112:09:211
241502343,6sleep00-21swapper/012:02:000
241502343,6sleep00-21swapper/012:02:000
8937993323,5cyclictest37-21ksoftirqd/310:55:113
892699333,26cyclictest0-21swapper/109:55:471
8926993322,6cyclictest22549-21iostat09:05:301
8926993321,7cyclictest568-21gdbus09:20:131
8926993321,7cyclictest543-21systemd-logind11:05:111
8926993320,8cyclictest15997-21tr11:40:311
892299333,26cyclictest0-21swapper/012:29:150
75472333,6sleep00-21swapper/011:19:590
280522333,6sleep00-21swapper/012:13:590
255392333,6sleep10-21swapper/109:14:531
205062333,6sleep10-21swapper/111:53:231
161562333,6sleep00-21swapper/008:49:410
161562333,6sleep00-21swapper/008:49:410
148162333,6sleep10-21swapper/111:37:221
102472333,6sleep00-21swapper/008:31:060
8937993221,8cyclictest6280-21fschecks_time11:15:263
8937993220,7cyclictest23362-21cut10:35:243
892699324,23cyclictest0-21swapper/111:15:271
892699323,25cyclictest0-21swapper/111:57:161
892699323,25cyclictest0-21swapper/111:57:161
892699323,25cyclictest0-21swapper/107:11:491
8926993223,5cyclictest28382-21netstat09:20:341
8926993220,7cyclictest24807-21tune2fs07:45:311
8922993220,7cyclictest27093-21tr07:50:370
68002323,6sleep10-21swapper/108:24:441
172792323,6sleep10-21swapper/110:17:301
167342323,6sleep00-21swapper/011:42:560
115452323,6sleep00-21swapper/010:00:560
8937993119,8cyclictest11800-21cut11:30:263
8937993119,7cyclictest19650-21grep10:25:243
8937993119,7cyclictest19650-21grep10:25:243
892699313,25cyclictest0-21swapper/109:48:201
8926993119,7cyclictest27091-21ntpq07:50:371
8926993118,8cyclictest11728-21uniq11:30:261
8926993118,8cyclictest10393-21awk11:25:341
892299313,24cyclictest0-21swapper/012:22:170
892299313,24cyclictest0-21swapper/010:37:200
8922993121,6cyclictest21166-21sshd10:29:190
8922993121,6cyclictest21166-21sshd10:29:190
8922993120,7cyclictest4581-21grep08:15:470
8922993117,9cyclictest554-21dbus-daemon09:00:130
8922993111,15cyclictest32481-21latency_hist11:00:120
191912313,6sleep10-21swapper/110:23:021
191912313,6sleep10-21swapper/110:23:021
893799303,24cyclictest0-21swapper/310:34:123
8937993019,7cyclictest9667-21/usr/sbin/munin11:25:243
8937993019,7cyclictest8149-21sort11:20:273
8937993019,7cyclictest16792-21grep10:15:403
8937993018,6cyclictest26505-21/usr/sbin/munin12:10:213
8937993016,8cyclictest554-21dbus-daemon11:45:103
892699303,24cyclictest0-21swapper/108:27:471
8926993021,5cyclictest20287-21ksmtuned07:32:241
8926993020,6cyclictest925-21unixbench_multi12:25:401
8926993019,6cyclictest23684-21timerwakeupswit07:40:461
8926993019,6cyclictest11366-21ls08:35:341
8926993018,7cyclictest14278-21fschecks_time10:10:291
8926993011,15cyclictest16668-21fschecks_count08:50:291
8926993011,15cyclictest16668-21fschecks_count08:50:291
8926993011,14cyclictest150392chrt08:45:311
8926993011,14cyclictest150392chrt08:45:311
892299304,21cyclictest0-21swapper/009:15:320
892299304,21cyclictest0-21swapper/007:45:290
892299304,21cyclictest0-21swapper/007:35:280
8922993020,6cyclictest8779-21idleruntime09:55:300
8922993020,6cyclictest17552-21hwlatdetect11:45:260
8922993020,6cyclictest14398-21threads11:35:390
8922993020,6cyclictest10167-21irqstats11:25:300
8922993019,7cyclictest4807-21fschecks_count09:45:270
8922993019,7cyclictest19308-21sort07:30:320
8922993018,8cyclictest988-21cut09:35:250
8922993017,8cyclictest543-21systemd-logind08:05:160
8922993015,11cyclictest16608-21awk10:15:350
893799293,20cyclictest30962-21/usr/sbin/munin12:20:313
8937992916,8cyclictest23532-21awk12:00:343
8937992916,8cyclictest23532-21awk12:00:343
8937992914,8cyclictest17319-21entropy11:45:243
892699295,19cyclictest10310-21basename10:00:251
892699293,22cyclictest0-21swapper/108:05:181
892699293,21cyclictest0-21swapper/112:10:221
8926992919,6cyclictest638-21runrttasks08:11:161
8926992919,6cyclictest4211-21sendmail_mailqu08:15:421
8926992919,6cyclictest18385-21aten_rbpower_vo08:55:261
8926992917,7cyclictest31546-21tr10:55:331
8926992917,7cyclictest27192-21wc10:45:251
8926992914,10cyclictest0-21swapper/110:30:411
892299293,23cyclictest0-21swapper/010:34:130
892299292,22cyclictest320682missed_timers09:30:340
8922992919,6cyclictest9452-21timerwakeupswit07:05:220
8922992919,6cyclictest12188-21aten_rbpower_po10:05:240
8922992912,12cyclictest0-21swapper/009:40:290
8937992818,6cyclictest18628-21sensors_fan10:20:383
8937992818,6cyclictest18628-21sensors_fan10:20:383
8937992815,7cyclictest25199-21sshd10:40:203
892699284,21cyclictest0-21swapper/112:30:331
8926992818,6cyclictest638-21runrttasks10:44:121
8926992818,6cyclictest29052-21cpu10:50:221
8926992818,6cyclictest24362-21timerandwakeup10:35:411
8926992818,6cyclictest1068-21fschecks_count09:35:271
8926992817,7cyclictest12338-21cut10:05:271
8926992816,7cyclictest19591-21sshd10:25:191
8926992816,7cyclictest19591-21sshd10:25:191
892299285,18cyclictest0-21swapper/011:55:310
892299285,18cyclictest0-21swapper/011:55:310
892299284,19cyclictest0-21swapper/011:05:210
892299283,19cyclictest24724-21/usr/sbin/munin09:10:390
8922992819,5cyclictest638-21runrttasks11:12:500
8922992818,6cyclictest28884-21kernelversion12:15:280
8922992817,7cyclictest22940-21find09:05:390
8922992816,7cyclictest12667-21unixbench-2d11:30:420
8922992814,8cyclictest10954-21cpu08:35:270
171512281,23sleep017183-21ntpq08:50:380
171512281,23sleep017183-21ntpq08:50:380
8937992717,6cyclictest638-21runrttasks11:00:423
8937992717,6cyclictest2697-21tr11:05:283
8937992715,7cyclictest31280-21if_eth210:55:283
8937992715,7cyclictest28566-21sshd10:48:193
892299274,18cyclictest0-21swapper/008:40:290
892299273,20cyclictest0-21swapper/011:00:120
8922992717,6cyclictest17755-21aten_rbpower_en10:20:230
8922992717,6cyclictest17755-21aten_rbpower_en10:20:230
8922992716,7cyclictest568-21gdbus09:05:130
8922992714,8cyclictest30240-21cpu08:00:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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