* [PATCH] build-all: Simplify determination of number of CPUs
@ 2014-03-28 9:01 Sedat Dilek
0 siblings, 0 replies; only message in thread
From: Sedat Dilek @ 2014-03-28 9:01 UTC (permalink / raw)
To: Theodore Ts'o, lsf, linux-fsdevel; +Cc: Sedat Dilek
Use 'getconf _NPROCESSORS_ONLN' to determine the total number
of available ("online") CPUs.
I have seen this 1st in some build-scripts of Grml project and
had some discussions with Thorsten Glaser on this topic.
Signed-off-by: Sedat Dilek <sedat.dilek@gmail.com>
---
build-all | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/build-all b/build-all
index 9d2959e..50b3d45 100755
--- a/build-all
+++ b/build-all
@@ -6,8 +6,7 @@ else
. config
fi
-nr_cpus=$(expr 1 + $(grep ^processor /proc/cpuinfo | tail -1 | \
- sed -e 's/.*://') )
+nr_cpus=$(getconf _NPROCESSORS_ONLN)
J=-j$(expr $nr_cpus \* 2)
DESTDIR=$(pwd)/bld
--
1.9.1
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2014-03-28 9:01 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2014-03-28 9:01 [PATCH] build-all: Simplify determination of number of CPUs Sedat Dilek
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).