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2023-05-30 - 11:05

x86 Intel Pentium Dual-Core T4500 @2300 MHz, Linux 4.9.47-rt37 (Profile)

Latency plot of system in rack #6, slot #7
Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 -q
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 792 highest latencies:
System rack6slot7.osadl.org (updated Tue May 30, 2023 00:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
240812780,1sleep01378-21avahi-daemon22:00:160
187722750,1sleep1201ktimersoftd/121:12:311
141322710,0sleep11378-21avahi-daemon21:05:551
25362690,0sleep00-21swapper/000:19:050
313262680,1sleep01378-21avahi-daemon21:28:240
1343726756,9sleep029958-21kworker/u4:021:04:310
2307899664,61cyclictest1378-21avahi-daemon20:48:321
2307899663,61cyclictest1378-21avahi-daemon22:31:291
23077996661,4cyclictest1378-21avahi-daemon19:56:320
23077996660,5cyclictest1378-21avahi-daemon21:44:300
23077996660,4cyclictest17530-21irqstats22:33:280
2307799664,61cyclictest1378-21avahi-daemon19:59:320
2307799663,61cyclictest26107-21munin-node18:58:300
23078996561,3cyclictest1378-21avahi-daemon20:57:321
23078996560,4cyclictest1378-21avahi-daemon23:14:321
23078996560,4cyclictest1378-21avahi-daemon22:58:311
23078996560,4cyclictest1378-21avahi-daemon22:08:311
23078996560,4cyclictest1378-21avahi-daemon21:52:311
23078996560,4cyclictest1378-21avahi-daemon21:16:321
23078996560,4cyclictest1378-21avahi-daemon20:08:311
23078996559,5cyclictest1378-21avahi-daemon22:49:301
2307899654,60cyclictest1378-21avahi-daemon00:10:281
2307899653,61cyclictest1378-21avahi-daemon20:23:291
2307899653,61cyclictest1378-21avahi-daemon20:02:311
2307899653,61cyclictest1378-21avahi-daemon19:42:291
23077996561,3cyclictest1378-21avahi-daemon23:26:280
23077996561,3cyclictest1378-21avahi-daemon21:55:300
23077996561,3cyclictest1378-21avahi-daemon19:11:310
23077996560,4cyclictest1378-21avahi-daemon22:57:290
23077996559,5cyclictest1378-21avahi-daemon20:18:310
23077996551,13cyclictest1378-21avahi-daemon20:33:310
2307799653,61cyclictest1378-21avahi-daemon23:53:310
2307799653,60cyclictest1378-21avahi-daemon23:43:290
239252640,1sleep18-21rcu_preempt21:18:261
23078996461,2cyclictest5822-21kworker/u4:023:08:311
23078996461,2cyclictest29860-21kworker/u4:221:44:311
23078996461,2cyclictest1378-21avahi-daemon19:08:311
23078996460,3cyclictest1378-21avahi-daemon23:07:311
23078996460,3cyclictest1378-21avahi-daemon22:55:301
23078996460,3cyclictest1378-21avahi-daemon22:20:301
23078996459,4cyclictest1378-21avahi-daemon22:03:311
23078996459,4cyclictest1378-21avahi-daemon19:51:301
23078996442,21cyclictest1378-21avahi-daemon20:58:311
23078996432,31cyclictest1378-21avahi-daemon23:18:291
2307899643,60cyclictest1378-21avahi-daemon23:58:311
2307899643,60cyclictest1378-21avahi-daemon23:58:311
2307899643,60cyclictest1378-21avahi-daemon22:35:291
2307899643,60cyclictest1378-21avahi-daemon19:23:301
2307899643,60cyclictest1378-21avahi-daemon19:17:301
23078996423,40cyclictest1378-21avahi-daemon18:55:311
2307899642,61cyclictest1378-21avahi-daemon19:03:291
23077996461,2cyclictest23862-21kworker/u4:122:44:280
23077996460,3cyclictest4653-21strings22:58:290
23077996460,3cyclictest1378-21avahi-daemon22:13:310
23077996460,3cyclictest1378-21avahi-daemon21:40:290
23077996460,3cyclictest1378-21avahi-daemon20:43:300
23077996460,3cyclictest1378-21avahi-daemon20:03:320
23077996460,3cyclictest1378-21avahi-daemon19:28:320
23077996460,3cyclictest1378-21avahi-daemon19:20:300
23077996460,3cyclictest1378-21avahi-daemon00:09:280
23077996460,3cyclictest0-21swapper/023:33:320
23077996459,4cyclictest5048-21processes20:53:320
23077996459,4cyclictest1378-21avahi-daemon23:42:310
23077996459,4cyclictest1378-21avahi-daemon19:49:310
23077996459,4cyclictest1378-21avahi-daemon19:14:310
23077996459,4cyclictest1378-21avahi-daemon19:06:310
23077996450,13cyclictest1378-21avahi-daemon20:49:320
23077996441,22cyclictest1378-21avahi-daemon23:21:300
23077996441,22cyclictest1378-21avahi-daemon22:12:300
2307799643,60cyclictest1378-21avahi-daemon22:41:290
2307799643,60cyclictest1378-21avahi-daemon20:32:310
2307799643,60cyclictest1378-21avahi-daemon20:13:310
2307799642,61cyclictest1378-21avahi-daemon23:07:310
23078996360,2cyclictest4553-21kworker/u4:223:43:281
23078996359,3cyclictest1378-21avahi-daemon22:47:301
23078996359,3cyclictest1378-21avahi-daemon22:24:301
23078996359,3cyclictest1378-21avahi-daemon21:37:311
23078996359,3cyclictest1378-21avahi-daemon21:25:291
23078996359,3cyclictest1378-21avahi-daemon18:58:331
23078996358,4cyclictest1378-21avahi-daemon21:54:301
23078996357,5cyclictest1378-21avahi-daemon23:50:311
23078996350,12cyclictest1378-21avahi-daemon21:42:311
23078996341,21cyclictest1378-21avahi-daemon20:05:321
2307899633,59cyclictest1378-21avahi-daemon23:37:291
23078996322,40cyclictest1378-21avahi-daemon21:58:291
23078996322,40cyclictest1378-21avahi-daemon19:53:291
2307899632,60cyclictest1378-21avahi-daemon20:39:291
23078996312,50cyclictest1378-21avahi-daemon22:38:311
23078996312,50cyclictest1378-21avahi-daemon00:05:281
23077996361,1cyclictest5822-21kworker/u4:023:09:280
23077996361,1cyclictest29860-21kworker/u4:221:27:290
23077996361,1cyclictest28372-21kworker/u4:223:30:300
23077996359,3cyclictest1378-21avahi-daemon23:48:310
23077996359,3cyclictest1378-21avahi-daemon22:18:310
23077996359,3cyclictest1378-21avahi-daemon22:05:300
23077996359,3cyclictest1378-21avahi-daemon20:41:310
23077996359,3cyclictest1378-21avahi-daemon20:24:300
23077996359,3cyclictest1378-21avahi-daemon19:39:310
23077996359,3cyclictest1378-21avahi-daemon19:24:310
23077996359,3cyclictest1378-21avahi-daemon00:07:290
23077996358,4cyclictest1378-21avahi-daemon19:34:300
23077996351,11cyclictest1378-21avahi-daemon21:01:300
23077996351,11cyclictest1378-21avahi-daemon18:57:320
23077996341,21cyclictest1378-21avahi-daemon21:35:290
23077996341,21cyclictest1378-21avahi-daemon20:10:320
23077996341,21cyclictest1378-21avahi-daemon19:45:320
2307799632,60cyclictest1378-21avahi-daemon21:21:300
23078996257,4cyclictest1378-21avahi-daemon19:44:321
23078996221,40cyclictest19-21rcuc/122:13:291
23078996221,40cyclictest1378-21avahi-daemon23:41:301
2307899622,59cyclictest1378-21avahi-daemon19:28:311
23077996260,1cyclictest9943-21kworker/u4:123:13:300
23077996260,1cyclictest19510-21kworker/u4:022:52:280
23078996157,3cyclictest1378-21avahi-daemon00:18:291
23077996159,1cyclictest25168-21kworker/u4:222:30:280
23077996158,2cyclictest12742-21kworker/u4:023:58:320
23077996158,2cyclictest12742-21kworker/u4:023:58:320
23078996056,3cyclictest1378-21avahi-daemon23:28:281
23078996056,3cyclictest1378-21avahi-daemon20:46:291
23078996056,3cyclictest1378-21avahi-daemon20:18:331
23078995957,1cyclictest24576-21kworker/u4:020:28:301
23078995955,3cyclictest1378-21avahi-daemon23:57:301
23078995955,3cyclictest1378-21avahi-daemon23:25:311
23078995955,3cyclictest1378-21avahi-daemon21:30:311
23078995955,3cyclictest1378-21avahi-daemon20:15:331
23077995957,1cyclictest7358-21kworker/u4:022:23:280
23077995957,1cyclictest31282-21kworker/u4:000:16:280
23078995856,1cyclictest26914-21kworker/u4:100:13:281
23077995755,1cyclictest17765-21kworker/u4:021:13:320
23077995755,1cyclictest12056-21kworker/u4:021:48:310
23078995553,1cyclictest32234-21kworker/u4:119:20:301
23078995549,5cyclictest1378-21avahi-daemon20:34:311
23078994944,4cyclictest1378-21avahi-daemon19:33:301
23077993328,4cyclictest1378-21avahi-daemon21:10:290
2208922110,8sleep00-21swapper/018:48:250
2286521511,2sleep10-21swapper/118:52:331
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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