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2026-01-03 - 06:00
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the highest latencies:
System rackcslot2.osadl.org (updated Sat Jan 03, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1233227057,9sleep10-21swapper/119:06:101
1224826148,8sleep00-21swapper/019:05:190
3256723110,0sleep00-21swapper/022:37:270
12868993029,1cyclictest0-21swapper/100:01:161
12868992910,11cyclictest0-21swapper/100:30:531
1286799280,0cyclictest0-21swapper/023:11:250
12868992710,11cyclictest0-21swapper/123:39:551
1286899262,13cyclictest0-21swapper/123:58:361
12868992610,12cyclictest0-21swapper/122:00:091
1286899260,0cyclictest0-21swapper/121:47:031
12867992611,14cyclictest0-21swapper/022:26:350
12868992525,0cyclictest0-21swapper/121:13:451
12867992519,4cyclictest3560-21apache222:02:230
12867992517,6cyclictest0-21swapper/021:05:090
1286799250,25cyclictest0-21swapper/023:56:280
1286799250,22cyclictest0-21swapper/000:19:260
12868992410,13cyclictest0-21swapper/121:50:581
12868992410,10cyclictest0-21swapper/123:13:351
12867992411,10cyclictest0-21swapper/019:58:380
12868992323,0cyclictest0-21swapper/122:34:121
12868992323,0cyclictest0-21swapper/122:08:261
12868992317,3cyclictest3533-21apache200:22:091
12868992314,5cyclictest168812sleep122:17:421
12868992310,4cyclictest0-21swapper/119:30:111
12868992310,1cyclictest0-21swapper/121:31:521
12868992310,12cyclictest0-21swapper/100:10:041
12868992310,10cyclictest0-21swapper/123:04:391
12868992310,10cyclictest0-21swapper/100:15:431
1286899230,0cyclictest0-21swapper/122:55:071
12867992310,6cyclictest0-21swapper/021:15:040
1286799230,8cyclictest10447-21cron21:29:530
1286799230,4cyclictest6876-21chrt00:08:520
227042223,4sleep00-21swapper/021:45:020
12868992210,4cyclictest0-21swapper/120:15:081
12868992210,0cyclictest0-21swapper/123:30:061
1286899220,3cyclictest0-21swapper/122:54:221
1286799227,9cyclictest0-21swapper/019:40:140
1286799226,13cyclictest0-21swapper/021:55:080
1286799225,9cyclictest0-21swapper/020:35:110
1286799225,12cyclictest0-21swapper/023:35:110
1286799223,11cyclictest0-21swapper/019:25:060
12867992220,2cyclictest3533-21apache200:02:560
12867992217,3cyclictest81ktimersoftd/023:30:060
12867992214,5cyclictest0-21swapper/022:44:470
12867992210,8cyclictest0-21swapper/022:50:330
12867992210,6cyclictest0-21swapper/019:15:070
1286799220,3cyclictest0-21swapper/020:40:090
633622110,1sleep00-21swapper/022:05:050
3055022110,0sleep10-21swapper/100:39:171
2060622110,0sleep00-21swapper/021:41:140
1286899216,7cyclictest0-21swapper/122:45:031
1286899214,10cyclictest0-21swapper/122:25:101
12868992120,1cyclictest3533-21apache222:13:261
1286899211,3cyclictest0-21swapper/123:25:061
12868992111,7cyclictest100150irq/106-eth1-rx22:38:051
12868992110,1cyclictest0-21swapper/122:24:181
1286799218,4cyclictest22706-21cron20:59:530
1286799218,11cyclictest0-21swapper/020:14:300
1286799212,11cyclictest0-21swapper/023:44:560
12867992120,1cyclictest14781-21unixbench_multi22:55:140
12867992120,0cyclictest81ktimersoftd/021:10:170
1286899204,10cyclictest0-21swapper/123:39:531
12868992017,2cyclictest12865-21cyclictest23:50:111
12868992016,3cyclictest3533-21apache219:35:281
12868992015,1cyclictest0-21swapper/119:22:281
12868992011,3cyclictest26568-21diskmemload22:40:311
12868992010,8cyclictest0-21swapper/121:20:111
12868992010,6cyclictest0-21swapper/123:20:001
12868992010,5cyclictest0-21swapper/121:25:061
12868992010,4cyclictest0-21swapper/121:35:111
1286799205,5cyclictest18880-21idleruntime-cro20:49:530
1286799204,9cyclictest0-21swapper/000:10:100
12867992019,1cyclictest3560-21apache221:50:350
12867992017,2cyclictest0-21swapper/023:21:290
12867992011,3cyclictest0-21swapper/022:45:250
12867992010,7cyclictest0-21swapper/023:40:050
12867992010,7cyclictest0-21swapper/019:10:070
12867992010,5cyclictest0-21swapper/022:16:340
12867992010,4cyclictest0-21swapper/022:33:390
12867992010,4cyclictest0-21swapper/000:35:170
1286799200,9cyclictest0-21swapper/020:25:060
2398421910,0sleep10-21swapper/123:08:071
1286899197,8cyclictest0-21swapper/121:05:071
12868991918,1cyclictest3533-21apache220:50:141
12868991916,1cyclictest2572-21latency_hist21:19:531
12868991915,3cyclictest3560-21apache223:16:131
12868991914,4cyclictest3560-21apache220:42:031
12868991911,4cyclictest0-21swapper/119:50:071
12868991910,4cyclictest0-21swapper/121:56:091
12868991910,4cyclictest0-21swapper/120:25:161
12868991910,4cyclictest0-21swapper/120:05:091
1286799196,8cyclictest0-21swapper/019:50:070
1286799195,9cyclictest18706-21ls23:00:130
12867991919,0cyclictest0-21swapper/023:26:240
12867991918,1cyclictest29330-21cstates23:15:060
12867991917,1cyclictest0-21swapper/000:25:080
12867991914,3cyclictest947-21sendmail-mta00:33:270
12867991910,4cyclictest0-21swapper/023:05:040
12867991910,2cyclictest0-21swapper/000:23:490
1286799190,19cyclictest0-21swapper/020:17:500
1286899188,9cyclictest0-21swapper/119:59:531
1286899186,8cyclictest0-21swapper/100:27:471
1286899183,10cyclictest0-21swapper/120:45:091
1286899182,8cyclictest22713-21munin-run20:59:531
12868991810,6cyclictest0-21swapper/121:40:041
12868991810,5cyclictest0-21swapper/119:15:051
12868991810,4cyclictest0-21swapper/121:00:081
1286899180,9cyclictest0-21swapper/123:45:071
1286799185,8cyclictest0-21swapper/019:20:130
12867991816,1cyclictest3010-21seq20:05:380
12867991811,1cyclictest0-21swapper/022:23:370
12867991810,4cyclictest0-21swapper/019:45:100
12867991810,3cyclictest14943-21cpuspeed_turbos21:35:050
12867991810,2cyclictest0-21swapper/022:10:120
12867991810,2cyclictest0-21swapper/021:30:050
12867991810,2cyclictest0-21swapper/020:20:050
12867991810,1cyclictest0-21swapper/021:20:250
2017621710,0sleep10-21swapper/119:27:271
1286899176,6cyclictest24957-21/usr/sbin/munin19:40:081
1286899172,9cyclictest0-21swapper/120:35:091
12868991716,0cyclictest231ktimersoftd/120:30:061
1286899170,5cyclictest0-21swapper/100:05:101
12867991716,0cyclictest100250irq/107-eth1-rx23:52:200
12867991710,3cyclictest0-21swapper/019:38:070
1286899168,4cyclictest0-21swapper/119:59:431
12868991615,1cyclictest26574-21df19:45:081
12868991611,3cyclictest100150irq/106-eth1-rx20:10:181
12867991610,5cyclictest0-21swapper/019:59:540
12867991610,3cyclictest0-21swapper/019:30:440
1286899153,7cyclictest0-21swapper/119:10:131
12868991510,1cyclictest0-21swapper/120:20:051
1286799151,1cyclictest23649-21/usr/sbin/munin21:00:120
12867991410,2cyclictest0-21swapper/020:50:050
1286799134,5cyclictest0-21swapper/020:30:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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