From: Peter Rabbitson <ribasushi@cpan.org>
Date: Thu, 2 Apr 2015 08:13:40 +0000 (+0200)
Subject: (travis) Refactor the NUMTHREADS codepaths, rename variable (see next commit)
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=5ac4a96d843a246b621d0e225cb693323f5d2227;p=dbsrgits%2FDBIx-Class-Historic.git

(travis) Refactor the NUMTHREADS codepaths, rename variable (see next commit)
---

diff --git a/.travis.yml b/.travis.yml
index 9fe3eac..e7d1fa7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,7 +18,7 @@
 #   possible set of deps *without testing them*. This ensures we stay within
 #   a reasonable build-time and still run as many of our tests as possible
 #
-# * The perl builds and the DBIC tests run under NUMTHREADS number of threads.
+# * The perl builds and the DBIC tests run under VCPU_USE number of threads.
 # The testing of dependencies under CLEANTEST runs single-threaded, at least
 # until we fix our entire dep-chain to safely pass under -j
 #
@@ -75,7 +75,7 @@ perl:
 
 env:
   - CLEANTEST=false
-  - CLEANTEST=true NUMTHREADS=1
+  - CLEANTEST=true VCPU_USE=1
 
 matrix:
   fast_finish: true
diff --git a/maint/travis-ci_scripts/10_before_install.bash b/maint/travis-ci_scripts/10_before_install.bash
index 9f0e3e5..53ff95c 100755
--- a/maint/travis-ci_scripts/10_before_install.bash
+++ b/maint/travis-ci_scripts/10_before_install.bash
@@ -40,8 +40,10 @@ if [[ -n "$SHORT_CIRCUIT_SMOKE" ]] ; then return ; fi
 #
 # We also divide the result by a factor, otherwise the travis VM gets
 # overloaded (the amount of available swap is just TOOOO damn small)
-if [[ -z "$NUMTHREADS" ]] ; then
-  export NUMTHREADS="$(( ( $(perl -0777 -n -e 'print (/ (?: .+ ^ processor \s+ : \s+ (\d+) ) (?! ^ processor ) /smx)' < /proc/cpuinfo) + 1 ) / 3 ))"
+export VCPU_AVAILABLE="$(( ( $(perl -0777 -n -e 'print (/ (?: .+ ^ processor \s+ : \s+ (\d+) ) (?! ^ processor ) /smx)' < /proc/cpuinfo) + 1 ) / 3 ))"
+
+if [[ -z "$VCPU_USE" ]] ; then
+  export VCPU_USE="$VCPU_AVAILABLE"
 fi
 
 export CACHE_DIR="/tmp/poormanscache"
diff --git a/maint/travis-ci_scripts/20_install.bash b/maint/travis-ci_scripts/20_install.bash
index 02e2041..279dafd 100755
--- a/maint/travis-ci_scripts/20_install.bash
+++ b/maint/travis-ci_scripts/20_install.bash
@@ -9,7 +9,7 @@ CPAN_MIRROR="http://cpan.metacpan.org/"
 PERL_CPANM_OPT="$PERL_CPANM_OPT --mirror $CPAN_MIRROR"
 
 # do not set PERLBREW_CPAN_MIRROR - not all backpan-like mirrors have the perl tarballs
-export PERL_MM_USE_DEFAULT=1 PERL_MM_NONINTERACTIVE=1 PERL_AUTOINSTALL_PREFER_CPAN=1 HARNESS_TIMER=1 MAKEFLAGS="-j$NUMTHREADS"
+export PERL_MM_USE_DEFAULT=1 PERL_MM_NONINTERACTIVE=1 PERL_AUTOINSTALL_PREFER_CPAN=1 HARNESS_TIMER=1 MAKEFLAGS="-j$VCPU_USE"
 
 # try CPAN's latest offering if requested
 if [[ "$DEVREL_DEPS" == "true" ]] ; then
@@ -25,7 +25,7 @@ if [[ -n "$BREWVER" ]] ; then
   # since perl 5.14 a perl can safely be built concurrently with -j$large
   # (according to brute force testing and my power bill)
   if [[ "$BREWVER" == "blead" ]] || perl -Mversion -e "exit !!(version->new(q($BREWVER)) < 5.014)" ; then
-    perlbrew_jopt="$NUMTHREADS"
+    perlbrew_jopt="$VCPU_USE"
   fi
 
   run_or_err "Compiling/installing Perl $BREWVER (without testing, using ${perlbrew_jopt:-1} threads, may take up to 5 minutes)" \
diff --git a/maint/travis-ci_scripts/40_script.bash b/maint/travis-ci_scripts/40_script.bash
index 21a1d84..c95ce1f 100755
--- a/maint/travis-ci_scripts/40_script.bash
+++ b/maint/travis-ci_scripts/40_script.bash
@@ -6,7 +6,7 @@ source maint/travis-ci_scripts/common.bash
 if [[ -n "$SHORT_CIRCUIT_SMOKE" ]] ; then exit 0 ; fi
 
 run_harness_tests() {
-  local -x HARNESS_OPTIONS=c:j$NUMTHREADS
+  local -x HARNESS_OPTIONS=c:j$VCPU_USE
   make test 2> >(tee "$TEST_STDERR_LOG")
 }
 
@@ -16,7 +16,7 @@ if [[ "$CLEANTEST" = "true" ]] ; then
   run_or_err "Prepare blib" "make pure_all"
   run_harness_tests
 else
-  PROVECMD="prove -lrswj$NUMTHREADS xt t"
+  PROVECMD="prove -lrswj$VCPU_USE xt t"
 
   # FIXME - temporary, until Package::Stash is fixed
   if perl -M5.010 -e 1 &>/dev/null ; then
diff --git a/maint/travis-ci_scripts/common.bash b/maint/travis-ci_scripts/common.bash
index 6b9809a..0cb2e0e 100755
--- a/maint/travis-ci_scripts/common.bash
+++ b/maint/travis-ci_scripts/common.bash
@@ -155,7 +155,7 @@ parallel_installdeps_notest() {
   run_or_err "Installing (without testing) $(echo $MODLIST)" \
     "echo \\
 \"$MODLIST\" \\
-      | xargs -d '\\n' -n 1 -P $NUMTHREADS bash -c \\
+      | xargs -d '\\n' -n 1 -P $VCPU_USE bash -c \\
         'OUT=\$(maint/getstatus $TIMEOUT_CMD cpanm --notest \"\$@\" 2>&1 ) || (LASTEXIT=\$?; echo \"\$OUT\"; exit \$LASTEXIT)' \\
         'giant space monkey penises'
     "
@@ -168,7 +168,7 @@ installdeps() {
 
   local -x HARNESS_OPTIONS
 
-  HARNESS_OPTIONS="j$NUMTHREADS"
+  HARNESS_OPTIONS="j$VCPU_USE"
 
   if ! run_or_err "Attempting install of $# modules under parallel ($HARNESS_OPTIONS) testing ($MODLIST)" "_dep_inst_with_test $MODLIST" quiet_fail ; then
     local errlog="failed after ${DELTA_TIME}s Exit:$LASTEXIT Log:$(/usr/bin/nopaste -q -s Shadowcat -d "Parallel testfail" <<< "$LASTOUT")"