Mercurial > hg > aboriginal
changeset 1441:4923bba45afe
Try to auto-balance FORK=1 and CPUS so as not to overload build server.
author | Rob Landley <rob@landley.net> |
---|---|
date | Sat, 10 Sep 2011 08:28:32 -0500 |
parents | e93e6c80ebdc |
children | 1039cd16dc92 |
files | more/buildall.sh |
diffstat | 1 files changed, 11 insertions(+), 0 deletions(-) [+] |
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--- a/more/buildall.sh Sat Sep 10 08:28:00 2011 -0500 +++ b/more/buildall.sh Sat Sep 10 08:28:32 2011 -0500 @@ -28,6 +28,17 @@ cp packages/MANIFEST build || dienow +# Adjust $CPUS so as not to overload the machine, max 2 build processes +# per gigabyte of RAM + +if [ ! -z "$FORK" ] && [ -z "$CPUS" ] +then + MEGS=$(($(awk '/MemTotal:/{print $2}' /proc/meminfo)/1024)) + TARGET_COUNT=$(find sources/targets -maxdepth 1 -type f | wc -l) + export CPUS=$(($MEGS/($TARGET_COUNT*512))) + [ "$CPUS" -lt 1 ] && CPUS=1 +fi + # Build all non-hw targets, possibly in parallel more/for-each-target.sh \