From: KARBOWSKI Piotr <piotr.karbowski@gmail.com>
To: Sebastian Gniazdowski <sgniazdowski@gmail.com>
Cc: zsh-users@zsh.org
Subject: Re: zsh slow and hogs cpu when using */*/*.ext on large file tree
Date: Sat, 12 Dec 2015 17:06:59 +0100 [thread overview]
Message-ID: <566C4623.1020205@gmail.com> (raw)
In-Reply-To: <CAKc7PVCWwtjgrT3UC1X7a7DkD7KXS02SdDwbA7Zu66fw_SDrKw@mail.gmail.com>
Hello,
On 12/11/2015 10:46 PM, Sebastian Gniazdowski wrote:
> What version of Zsh? 5.2 has optimizations that could help. Could you
> compare speeds?
That was 5.1.1, update to 5.2 and it seems to be faster, but still many
times slower than bash.
# time zsh -c 'cd /usr/portage && ls */*/*.ebuild >/dev/null'
zsh -c 'cd /usr/portage && ls */*/*.ebuild >/dev/null' 2.36s user 0.13s
system 99% cpu 2.493 total
# time bash -c 'cd /usr/portage && ls */*/*.ebuild >/dev/null'
bash -c 'cd /usr/portage && ls */*/*.ebuild >/dev/null' 0.12s user
0.11s system 98% cpu 0.236 total
-- Piotr.
next prev parent reply other threads:[~2015-12-12 16:07 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-11 19:01 KARBOWSKI Piotr
2015-12-11 21:46 ` Sebastian Gniazdowski
2015-12-12 16:06 ` KARBOWSKI Piotr [this message]
2015-12-12 16:24 ` Sebastian Gniazdowski
2015-12-12 16:33 ` Sebastian Gniazdowski
2015-12-12 16:43 ` Piotr Karbowski
2015-12-12 17:03 ` Sebastian Gniazdowski
2015-12-12 17:18 ` Sebastian Gniazdowski
2015-12-12 17:42 ` Bart Schaefer
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=566C4623.1020205@gmail.com \
--to=piotr.karbowski@gmail.com \
--cc=sgniazdowski@gmail.com \
--cc=zsh-users@zsh.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this public inbox
https://git.vuxu.org/mirror/zsh/
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).