From: David Turner <dturner@twopensource.com>
To: Junio C Hamano <gitster@pobox.com>
Cc: Duy Nguyen <pclouds@gmail.com>,
Git Mailing List <git@vger.kernel.org>,
aevarb@gmail.com, jeffhost@microsoft.com
Subject: Re: [PATCH v3 03/16] index-helper: new daemon for caching index and related stuff
Date: Tue, 12 Apr 2016 20:32:04 -0400 [thread overview]
Message-ID: <1460507524.5540.73.camel@twopensource.com> (raw)
In-Reply-To: <xmqqfuuqr9ca.fsf@gitster.mtv.corp.google.com>
On Tue, 2016-04-12 at 11:05 -0700, Junio C Hamano wrote:
> > > - access is slow (unless cached, but we can't be sure)
> >
> > We could solve this (and the other problem) with mlock.
>
> Probably you meant madvise(2)?
>
> For something of a size comparable to the index file held by
> index-helper-daemon in-core, I'd expect we wouldn't page too
> badly.
No, I meant mlock -- but I guess that's not portable. madvise with
MADV_WILLNEED will probably do the job.
next prev parent reply other threads:[~2016-04-13 0:32 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-06 22:11 [PATCH v3 00/16] index-helper, watchman David Turner
2016-04-06 22:11 ` [PATCH v3 01/16] read-cache.c: fix constness of verify_hdr() David Turner
2016-04-06 22:11 ` [PATCH v3 02/16] read-cache: allow to keep mmap'd memory after reading David Turner
2016-04-06 22:11 ` [PATCH v3 03/16] index-helper: new daemon for caching index and related stuff David Turner
2016-04-07 6:21 ` Johannes Sixt
2016-04-07 14:14 ` Johannes Schindelin
2016-04-07 18:47 ` David Turner
2016-04-08 14:17 ` Johannes Schindelin
2016-04-08 11:26 ` Duy Nguyen
2016-04-08 22:16 ` David Turner
2016-04-11 23:27 ` David Turner
2016-04-12 9:40 ` Duy Nguyen
2016-04-12 17:28 ` David Turner
2016-04-12 18:05 ` Junio C Hamano
2016-04-13 0:32 ` David Turner [this message]
2016-04-14 10:43 ` Duy Nguyen
2016-04-14 18:12 ` Junio C Hamano
2016-04-14 18:20 ` David Turner
2016-04-15 0:16 ` Duy Nguyen
2016-04-15 1:31 ` Junio C Hamano
2016-04-06 22:11 ` [PATCH v3 04/16] index-helper: add --strict David Turner
2016-04-06 22:11 ` [PATCH v3 05/16] daemonize(): set a flag before exiting the main process David Turner
2016-04-06 22:11 ` [PATCH v3 06/16] index-helper: add --detach David Turner
2016-04-06 22:11 ` [PATCH v3 07/16] read-cache: add watchman 'WAMA' extension David Turner
2016-04-06 22:11 ` [PATCH v3 08/16] Add watchman support to reduce index refresh cost David Turner
2016-04-06 22:11 ` [PATCH v3 09/16] index-helper: use watchman to avoid refreshing index with lstat() David Turner
2016-04-07 22:47 ` Junio C Hamano
2016-04-07 22:52 ` Junio C Hamano
2016-04-08 0:14 ` David Turner
2016-04-08 6:03 ` Junio C Hamano
2016-04-06 22:11 ` [PATCH v3 10/16] update-index: enable/disable watchman support David Turner
2016-04-06 22:11 ` [PATCH v3 11/16] unpack-trees: preserve index extensions David Turner
2016-04-06 22:11 ` [PATCH v3 12/16] index-helper: kill mode David Turner
2016-04-06 22:11 ` [PATCH v3 13/16] index-helper: don't run if already running David Turner
2016-04-06 22:12 ` [PATCH v3 14/16] index-helper: autorun mode David Turner
2016-04-06 22:12 ` [PATCH v3 15/16] index-helper: optionally automatically run David Turner
2016-04-06 22:12 ` [PATCH v3 16/16] read-cache: config for waiting for index-helper David Turner
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
List information: http://vger.kernel.org/majordomo-info.html
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1460507524.5540.73.camel@twopensource.com \
--to=dturner@twopensource.com \
--cc=aevarb@gmail.com \
--cc=git@vger.kernel.org \
--cc=gitster@pobox.com \
--cc=jeffhost@microsoft.com \
--cc=pclouds@gmail.com \
/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://80x24.org/mirrors/git.git
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 read-only IMAP folder(s) and NNTP newsgroup(s).