project-base/server-skynet-source-3rd-jemalloc
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Update TUNING.md to include the new tcache_max option.

Browse Source
This commit is contained in:
Qi Wang 2022-05-03 14:28:30 -07:00 committed by Qi Wang
parent 254b011915
commit a7d73dd4c9
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
TUNING.md
View File

@ -1,5 +1,5 @@
This document summarizes the common approaches for performance fine tuning with This document summarizes the common approaches for performance fine tuning with
jemalloc (as of 5.1.0). The default configuration of jemalloc tends to work jemalloc (as of 5.3.0). The default configuration of jemalloc tends to work
reasonably well in practice, and most applications should not have to tune any reasonably well in practice, and most applications should not have to tune any
options. However, in order to cover a wide range of applications and avoid options. However, in order to cover a wide range of applications and avoid
pathological cases, the default setting is sometimes kept conservative and pathological cases, the default setting is sometimes kept conservative and
@ -76,14 +76,14 @@ Examples:
* High resource consumption application, prioritizing memory usage: * High resource consumption application, prioritizing memory usage:
`background_thread:true` combined with shorter decay time (decreased `background_thread:true,tcache_max:4096` combined with shorter decay time
`dirty_decay_ms` and / or `muzzy_decay_ms`, (decreased `dirty_decay_ms` and / or `muzzy_decay_ms`,
e.g. `dirty_decay_ms:5000,muzzy_decay_ms:5000`), and lower arena count e.g. `dirty_decay_ms:5000,muzzy_decay_ms:5000`), and lower arena count
(e.g. number of CPUs). (e.g. number of CPUs).
* Low resource consumption application: * Low resource consumption application:
`narenas:1,lg_tcache_max:13` combined with shorter decay time (decreased `narenas:1,tcache_max:1024` combined with shorter decay time (decreased
`dirty_decay_ms` and / or `muzzy_decay_ms`,e.g. `dirty_decay_ms` and / or `muzzy_decay_ms`,e.g.
`dirty_decay_ms:1000,muzzy_decay_ms:0`). `dirty_decay_ms:1000,muzzy_decay_ms:0`).