From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
To: buildroot@busybox.net
Subject: [Buildroot] [RFCv1 2/4] pkg-generic: add step_pkg_size global instrumentation hook
Date: Sun, 8 Jun 2014 10:19:53 +0200 [thread overview]
Message-ID: <20140608101953.3531fda7@free-electrons.com> (raw)
In-Reply-To: <20140608025629.GB4074@tarshish>
Dear Baruch Siach,
On Sun, 8 Jun 2014 05:56:29 +0300, Baruch Siach wrote:
> On Sat, Jun 07, 2014 at 11:46:05PM +0200, Thomas Petazzoni wrote:
> > This patch adds a global instrumentation hook that collects the list
> > of files installed in $(TARGET_DIR) by each package, and stores this
> > list into a file called $(BUILD_DIR)/<pkgname>.filelist. It can later
> > be used to determine the size contribution of each package to the
> > target root filesystem.
>
> How does this play with parallel build? Is install-target guaranteed to run
> sequentially for each package?
It obviously clearly doesn't work with top-level parallel build. The
mechanism assumes that between the beginning of an install-target step
and its end, nothing else runs and installs stuff in $(TARGET_DIR).
Which is true for sequential builds, but false for top-level parallel
builds.
Thomas
--
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
next prev parent reply other threads:[~2014-06-08 8:19 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-07 21:46 [Buildroot] [RFCv1 0/4] Generating a graph of the size installed by each package Thomas Petazzoni
2014-06-07 21:46 ` [Buildroot] [RFCv1 1/4] toolchain-external: split target installation from staging installation Thomas Petazzoni
2014-06-09 21:49 ` Yann E. MORIN
2014-06-10 8:04 ` Thomas Petazzoni
2014-06-10 16:49 ` Yann E. MORIN
2014-06-07 21:46 ` [Buildroot] [RFCv1 2/4] pkg-generic: add step_pkg_size global instrumentation hook Thomas Petazzoni
2014-06-08 2:56 ` Baruch Siach
2014-06-08 8:19 ` Thomas Petazzoni [this message]
2014-06-09 22:02 ` Yann E. MORIN
2014-06-10 16:42 ` Jérôme Pouiller
[not found] ` <3156840.4l9buZIenR@sagittea>
2014-06-10 16:58 ` Yann E. MORIN
2014-06-10 17:37 ` Jérôme Pouiller
2014-06-24 16:36 ` Arnout Vandecappelle
2014-06-24 16:41 ` Thomas Petazzoni
2014-06-24 16:53 ` Yann E. MORIN
2014-06-07 21:46 ` [Buildroot] [RFCv1 3/4] support/scripts: add graph-size script Thomas Petazzoni
2014-06-09 22:06 ` Yann E. MORIN
2014-06-07 21:46 ` [Buildroot] [RFCv1 4/4] Makefile: implement a graph-size target Thomas Petazzoni
2014-06-09 22:28 ` Yann E. MORIN
2014-06-07 21:54 ` [Buildroot] [RFCv1 0/4] Generating a graph of the size installed by each package Will Wagner
2014-06-08 7:42 ` Thomas Petazzoni
2014-06-24 13:05 ` Luca Ceresoli
2014-06-24 16:26 ` Yann E. MORIN
2014-06-24 16:31 ` Arnout Vandecappelle
2014-06-24 16:42 ` Thomas Petazzoni
2014-06-24 19:54 ` Luca Ceresoli
2014-06-24 20:11 ` Thomas Petazzoni
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