ls eat high CPU time when LANG=zh_CN.UTF-8 and LC_ALL=zh_CN.UTF-8

[Baptiste Daroussin]

On Mon, Jul 04, 2016 at 11:56:36AM +0800, Huang Wen Hui wrote:
> Hi,
> On very recent CURRENT, ls can eat high CPU time when LANG=zh_CN.UTF-8 and
> LC_ALL=zh_CN.UTF-8:
> 
> % uname -a
> FreeBSD mbp.gddsn.org.cn 11.0-ALPHA6 FreeBSD 11.0-ALPHA6 #121 r302331M: Mon
> Jul  4 10:47:27 CST 2016     root at mbp.gddsn.org.cn:/usr/obj/usr/src/sys/MACBOOK
>  amd64
> 
> top show:
> 4457 hwh           1 100    0 16784K  4416K CPU4    4   0:22  98.86% ls
> 
> any ideas?
> 
Is it in all directories or only in directories with files in chinese
characters?

Is it only happening when you run ls with some arguments (in particular -l) or
with any arguments?

Do you see the same if you force any other locale like en_US.UTF-8?

Best regards,
Bapt
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