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2026-08-12 - 11:56
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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 376 highest latencies:
System rack7slot2.osadl.org (updated Wed Aug 12, 2026 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1110253998154,23cyclictest0-21swapper/122:40:311
1110252998066,10cyclictest1108983-21kworker/u4:1+events_unbound19:20:310
1110252997642,31cyclictest1173952-21sh21:45:390
1110252997628,31cyclictest0-21swapper/023:45:320
1110252997423,4cyclictest0-21swapper/000:10:360
1110253997368,3cyclictest1219705-21kworker/u4:9+events_unbound23:01:131
1110253997359,11cyclictest0-21swapper/122:50:341
1110252997342,29cyclictest1257977-21mailstats23:20:370
1110252997336,34cyclictest1275084-21tune2fs23:40:250
1110253997242,28cyclictest1310401-21ssh00:20:251
1110253997037,29cyclictest0-21swapper/121:20:281
1110253997035,4cyclictest0-21swapper/122:36:061
1110253997035,4cyclictest0-21swapper/122:36:051
1110253997032,35cyclictest1249281-21timerandwakeup23:10:411
1110252997037,31cyclictest1217283-21aten_r7power_cu22:35:170
1110252997037,31cyclictest1217283-21aten_r7power_cu22:35:160
1110252997034,33cyclictest0-21swapper/021:30:010
1110253996937,29cyclictest0-21swapper/121:35:341
1110253996929,7cyclictest1187500-21unixbench_multi22:00:451
1110252996937,29cyclictest1261758-21fschecks_time23:25:200
1110253996858,8cyclictest1111484-21kworker/u4:8+events_unbound19:50:361
1110253996833,4cyclictest0-21swapper/100:35:251
1110252996836,30cyclictest1318678-21/usr/sbin/munin00:30:160
1110252996835,30cyclictest1245036-21unixbench_singl23:05:430
1110253996758,6cyclictest1108983-21kworker/u4:1+events_unbound19:10:291
1110253996732,4cyclictest0-21swapper/123:35:231
1110253996732,4cyclictest0-21swapper/121:45:211
1110253996730,6cyclictest0-21swapper/121:10:211
1110252996736,29cyclictest1305576-21df00:15:180
1110252996734,31cyclictest1178449-21timerwakeupswit21:50:370
1110253996637,26cyclictest0-21swapper/100:31:301
1110253996636,28cyclictest1279440-21grep23:45:241
1110253996635,29cyclictest1124386-21apt20:05:001
1110253996634,4cyclictest0-21swapper/122:45:281
1110253996634,30cyclictest1244904-21timerwakeupswit23:05:421
1110253996629,9cyclictest1305643-21fschecks_count00:15:201
1110252996636,28cyclictest1222938-21unixbench_singl22:40:430
1110252996633,30cyclictest0-21swapper/023:55:220
1110252996627,35cyclictest0-21swapper/021:55:170
1110253996536,26cyclictest0-21swapper/122:15:321
1110253996533,28cyclictest0-21swapper/122:25:021
1110253996533,28cyclictest0-21swapper/122:25:011
1110253996532,7cyclictest0-21swapper/121:55:241
1110253996531,6cyclictest0-21swapper/121:40:031
1110253996531,4cyclictest0-21swapper/123:40:401
1110252996534,29cyclictest1146013-21aten_r7power_en21:15:160
1110252996532,30cyclictest0-21swapper/020:10:170
1110252996530,33cyclictest1168718-21df_abs21:40:220
1110253996435,5cyclictest1289020-21unixbench_multi23:55:411
1110253996431,4cyclictest0-21swapper/122:25:321
1110253996431,4cyclictest0-21swapper/122:25:311
1110253996430,31cyclictest0-21swapper/122:55:061
1110252996434,28cyclictest1127162-21aten_r7power_en20:15:170
1110252996433,28cyclictest1248500-21fschecks_time23:10:200
1110252996432,30cyclictest1270570-21tune2fs23:35:200
1110252996430,31cyclictest1297848-21unixbench-2d00:05:470
1110252996429,32cyclictest0-21swapper/021:30:350
1110252996427,34cyclictest0-21swapper/023:15:280
1110252996425,9cyclictest0-21swapper/022:15:380
1110253996332,4cyclictest1292163-21apt-get00:00:131
1110253996332,4cyclictest0-21swapper/120:35:421
1110253996331,4cyclictest0-21swapper/121:30:331
1110252996334,26cyclictest0-21swapper/021:35:240
1110252996332,29cyclictest1195094-21aten_r7power_cu22:10:150
1110252996331,30cyclictest1131133-21df_abs20:30:170
1110252996329,31cyclictest0-21swapper/020:59:590
1110253996231,4cyclictest0-21swapper/123:15:351
1110253996231,28cyclictest0-21swapper/119:15:191
1110253996229,6cyclictest0-21swapper/123:25:271
1110252996230,29cyclictest1187087-21ntp_states22:00:380
1110252996230,29cyclictest1123576-21fschecks_time20:00:220
1110252996230,29cyclictest0-21swapper/000:25:380
1110252996228,30cyclictest0-21swapper/019:30:370
1110252996227,32cyclictest1235101-21ssh22:55:220
111025299622,11cyclictest1265840-21/usr/sbin/munin23:30:150
1110253996153,6cyclictest1124356-21kworker/u4:5+events_unbound21:00:471
1110253996129,7cyclictest0-21swapper/120:10:201
1110253996129,6cyclictest0-21swapper/120:05:381
1110252996151,8cyclictest1292413-21df_abs00:00:180
1110252996130,28cyclictest0-21swapper/022:30:340
1110252996128,31cyclictest1119031-21timerandwakeup19:40:380
1110252996126,6cyclictest1287461-21latency_hist23:55:010
1110252996125,33cyclictest0-21swapper/019:15:190
1110252996124,5cyclictest1212590-21grep22:30:020
1110252996124,5cyclictest1212590-21grep22:30:010
1110252996123,5cyclictest0-21swapper/021:10:230
111025299612,26cyclictest1120538-21modprobe19:50:000
1110252996122,6cyclictest0-21swapper/020:50:200
1110253996028,7cyclictest1146857-21processes21:15:381
1110252996051,7cyclictest1111018-21ld19:10:290
1110252996026,7cyclictest1124937-21gltestperf20:05:270
1110252996026,31cyclictest1117232-21gltestperf19:35:240
1110252996024,33cyclictest0-21swapper/022:05:440
1110253995928,6cyclictest0-21swapper/100:10:241
1110252995926,5cyclictest1114057-21kworker/u4:11+rpciod19:25:380
1110252995925,6cyclictest1324102-21timerwakeupswit00:35:420
1110252995924,5cyclictest0-21swapper/023:00:220
1110252995924,33cyclictest1151165-21ntpq21:20:310
1110252995922,8cyclictest1309875-21aten_r7power_po00:20:180
1110253995828,4cyclictest0-21swapper/123:20:101
1110252995826,4cyclictest0-21swapper/022:53:450
1110252995826,4cyclictest0-21swapper/019:50:340
1110253995730,4cyclictest1115151-21timerwakeupswit19:25:381
1110252995724,6cyclictest0-21swapper/019:56:150
1110252995723,5cyclictest0-21swapper/020:20:280
1110252995723,4cyclictest0-21swapper/020:45:380
1110252995722,8cyclictest0-21swapper/020:35:280
1110252995622,4cyclictest0-21swapper/021:00:150
1110253995538,8cyclictest0-21swapper/121:25:151
1110253995447,5cyclictest1177261-21/usr/sbin/munin21:50:111
1110253995446,6cyclictest1293911-21kworker/u4:3+events_unbound00:06:281
1110252995346,5cyclictest1110251-21cyclictest22:47:130
1110252995244,5cyclictest1204278-21fschecks_count22:20:190
1110252995244,5cyclictest1204278-21fschecks_count22:20:190
1110253995144,5cyclictest1101692-21kworker/u4:17+events_unbound19:10:001
1110253995043,5cyclictest1140159-21sed21:05:221
1110253995041,6cyclictest1117956-21kworker/u4:15+events_unbound19:40:341
1110253995039,8cyclictest1283947-21uname23:50:241
1110253994941,6cyclictest1216984-21latency_hist22:35:011
1110253994841,5cyclictest1110189-21kworker/u4:3+events_unbound19:25:001
1110253994840,6cyclictest1136153-21aten_r7power_po20:50:161
1110253994837,9cyclictest1191900-21sh22:05:451
1110253994835,10cyclictest0-21swapper/122:10:131
111025399475,11cyclictest171rcu_preempt00:25:131
1110253994740,5cyclictest1137554-21fschecks_count20:55:191
1110253994736,9cyclictest1269942-21cat23:35:011
1110252994740,5cyclictest1133844-21fschecks_time20:40:180
1110253994536,7cyclictest1128356-21latency_hist20:20:021
1110253994534,8cyclictest1130362-21ps20:25:361
1110253994530,11cyclictest1134598-21modprobe20:45:001
1110252994540,3cyclictest1124356-21kworker/u4:5+events_unbound21:05:480
1110253994335,6cyclictest1135836-21systemd20:45:431
1110252994234,5cyclictest1130363-21grep20:25:370
1110253994134,5cyclictest1131911-21unixbench_multi20:30:391
1110253994133,5cyclictest1116739-21apt-key19:35:011
1110253994128,9cyclictest1116861-21sort19:35:121
1110253994030,8cyclictest0-21swapper/120:00:001
1110253993933,4cyclictest0-21swapper/120:20:171
1110253993933,4cyclictest0-21swapper/119:45:331
1110252993427,5cyclictest0-21swapper/019:10:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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