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From: David Bremner <david@tethera.net>
To: Tomi Ollila <tomi.ollila@iki.fi>,
	Michael J Gruber <git@grubix.eu>,
	notmuch@notmuchmail.org
Subject: Re: [PATCH] performance-tests: tests for renamed/copied files in notmuch new
Date: Fri, 05 Apr 2019 13:59:44 -0300	[thread overview]
Message-ID: <87ftqwcrr3.fsf@tethera.net> (raw)
In-Reply-To: <m2ftqyonvt.fsf@guru.guru-group.fi>

Tomi Ollila <tomi.ollila@iki.fi> writes:

>> +done < <(find mail -type f ! -path 'mail/.notmuch/*' )
>
> // this comment was written last in this email, just for fun >;) //
>
> find mail -type f ! -path 'mail/.notmuch/*' | sed -n '1~4 p' > $manifest
> count=`wc $manifest`
>
> (I'd be interested which one of the above were faster -- my suggestion
> does quite a many more forks and execve's but abowe read loop 200 000 
> read(2)'s and [lf]seek(2)s (and then 50 000 opens). 
> well, probably no-one would notice difference...)

Your version is _much_ faster so I used it, along with the other
suggestions in the version I just pushed to master.

d

  reply	other threads:[~2019-04-05 16:59 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-07-06 14:04 [PATCH] introduce new.rename_tags for renamed (moved) messages Michael J Gruber
2018-09-08  0:47 ` David Bremner
2018-09-18 15:32   ` [PATCH v2] " Michael J Gruber
2019-04-02 12:40     ` [PATCH] performance-tests: tests for renamed/copied files in notmuch new David Bremner
2019-04-02 12:45       ` David Bremner
2019-04-03 20:05       ` Tomi Ollila
2019-04-05 16:59         ` David Bremner [this message]
2019-04-03  1:28     ` [PATCH v2] introduce new.rename_tags for renamed (moved) messages David Bremner
2018-09-21  6:48 ` [PATCH] " Gaute Hope
     [not found]   ` <CAA19uiRXVEp8kPdxUw4yDvVLmG0DSXpxaKKn-ZC0uFC97uJi_Q@mail.gmail.com>
2018-09-21  8:34     ` Gaute Hope

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