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2026-06-14 - 03:20
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack7slot8.osadl.org (updated Sat Jun 13, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7775220428,50sleep00-21swapper/007:08:340
80089916934,35cyclictest24449-21sshd12:28:320
80089916425,29cyclictest14934-21latency_hist09:45:040
80089916032,17cyclictest11076-21processes07:20:450
8008991578,17cyclictest11727-21apt-get07:27:120
80089915712,25cyclictest28985-21df_inode08:30:200
80089915649,14cyclictest10150irq/55-4a10000012:15:200
80089915645,19cyclictest26562-21runrttasks08:20:350
80089915551,17cyclictest3142-21/usr/sbin/munin11:05:230
80089915425,36cyclictest25955-21processes10:26:310
80089914846,17cyclictest30675-21load10:45:320
80089914359,11cyclictest101ktimersoftd/009:25:440
8008991398,40cyclictest30430-21ntp_states08:35:430
1747721169,93sleep017486-21sshd12:01:150
1791721145,91sleep017922-21ntpq09:55:390
1393221137,89sleep013988-21/usr/sbin/munin07:30:460
8008991038,17cyclictest1276-21runrttasks11:44:380
93742986,79sleep09375-21diskstats11:30:230
8008999855,28cyclictest101ktimersoftd/009:50:380
267462985,80sleep026806-21sort10:30:160
68722975,81sleep06680-21/usr/sbin/munin11:20:190
61132965,80sleep06114-21sshd11:16:320
8008999545,30cyclictest2810-21/usr/sbin/munin08:55:230
2971229511,71sleep029733-21grep10:40:500
8008999436,24cyclictest10250irq/56-4a10000009:20:010
8008999368,11cyclictest101ktimersoftd/010:10:260
280862936,74sleep028101-21fw_conntrack10:35:230
8008999041,33cyclictest870-21runrttasks08:47:140
8008998930,40cyclictest0-21swapper/012:06:280
8008998844,29cyclictest3650irq/20-4900000010:20:160
8008998823,28cyclictest13675-21latency_hist09:40:040
800899879,25cyclictest9375-21tr09:20:470
800899879,14cyclictest22699-21df_inode10:15:200
8008998724,29cyclictest24535-21latency_hist08:15:030
8008998658,18cyclictest0-21swapper/007:10:040
8008998648,22cyclictest0-21swapper/011:51:230
8008998552,14cyclictest10150irq/55-4a10000010:00:250
8008998454,15cyclictest10150irq/55-4a10000007:20:010
8008998427,42cyclictest1305-21snmpd12:39:330
8008998321,30cyclictest15826-21latency_hist07:40:040
8008998247,18cyclictest10150irq/55-4a10000007:40:190
8008998234,16cyclictest10250irq/56-4a10000009:09:580
8008998145,27cyclictest0-21swapper/008:00:220
8008998134,15cyclictest25902-21cat08:20:090
8008998120,16cyclictest2467-21latency_hist08:55:030
8008998061,11cyclictest101ktimersoftd/012:10:200
8008998051,12cyclictest10150irq/55-4a10000007:54:310
8008998028,15cyclictest31457-21cpuspeed08:40:170
8008998021,26cyclictest646-21fw_forwarded_lo10:55:410
8008998018,30cyclictest0-21swapper/011:45:290
8008998017,15cyclictest10614-21diskstats11:35:230
47762804,8sleep00-21swapper/009:03:280
45672806,63sleep04568-21ntp_states11:10:400
8008997960,10cyclictest101ktimersoftd/010:05:510
8008997950,15cyclictest10150irq/55-4a10000011:00:560
8008997944,18cyclictest22431-21runrttasks12:20:390
8008997942,9cyclictest101ktimersoftd/007:55:400
800899788,18cyclictest15567-21df11:55:190
8008997858,11cyclictest101ktimersoftd/010:51:080
8008997848,13cyclictest10150irq/55-4a10000007:45:210
8008997848,12cyclictest10150irq/55-4a10000011:26:330
8008997844,26cyclictest0-21swapper/008:05:120
8008997749,13cyclictest10150irq/55-4a10000012:30:500
8008997648,12cyclictest10150irq/55-4a10000009:10:320
8008997641,23cyclictest15248-21df_inode09:45:200
8008997545,15cyclictest10150irq/55-4a10000009:30:160
8008997444,13cyclictest10150irq/55-4a10000008:25:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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