Sorry, I forgot to attach the link of its github repo:
https://github.com/hnes/tiexec
在2022年1月8日星期六 UTC+8 00:53:41<hnes> 写道：
> TiExec tries to alleviate the iTLB-Cache-Miss of the application it
> loaded, so it may bring some direct performance improvement to those
> applications that are being punished by iTLB-Cache-Miss problem. I guess
> many Golang applications which have a large .text segment might already
> suffer from this kind of performance penalty. So I hope it could be useful
> to you :-D
>
> For example, the .text segment size of some components in TiDB is from
> ~46MB to ~160MB, and a test in an OLTP scenario of TiDB with these
> components optimized by TiExec shows that it could bring about an overall
> 6-11% performance improvement directly. Here is more detailed information
> about this test:
>
> > In one OLTP scenario of TiDB, the tidb-server suffers 68.62%
> iTLB-Cache-Miss, overall TPS is 307.68/sec, medium latency is 62.22 ms.
> After TiExec is used, iTLB-Cache-Miss reduced to 47.1% (- ~31%), overall
> TPS became 341.35/sec (+10.9%), medium latency became 56.32 ms (-9.5%).
>
> Usage:
>
> ```bash
> $ tiexec echo -e "Hi, I am loaded by tiexec ❤️\nIt may try to make me more
> performant ☺\n" Hi, I am loaded by tiexec ❤️ It may try to make me more
> performant ☺ # or even any elf you like $ tiexec go version go version
> go1.16.4 linux/amd64 $ tiexec rustc -V rustc 1.55.0 (c8dfcfe04 2021-09-06)
> $ tiexec bin/pd-server ... $ tiexec bin/tidb-server ... $ tiexec
> bin/tikv-server ... $ tiexec bin/tiflash/tiflash ... $ tiexec
> bin/prometheus/prometheus ... $ tiexec bin/bin/grafana-server ...
> ```
>
--
You received this message because you are subscribed to the Google Groups
"golang-nuts" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to golang-nuts+unsubscr...@googlegroups.com.
To view this discussion on the web visit
https://groups.google.com/d/msgid/golang-nuts/38acb486-4f32-44c3-882a-1374a47ab2e1n%40googlegroups.com.
