[lmi-commits] [6496] Exploit at least minimal parallelism by default

[Greg Chicares]

Revision: 6496
          http://svn.sv.gnu.org/viewvc/?view=rev&root=lmi&revision=6496
Author:   chicares
Date:     2016-01-30 21:39:11 +0000 (Sat, 30 Jan 2016)
Log Message:
-----------
Exploit at least minimal parallelism by default

Modified Paths:
--------------
    lmi/trunk/ChangeLog
    lmi/trunk/install_msw.sh

Modified: lmi/trunk/ChangeLog
===================================================================
--- lmi/trunk/ChangeLog 2016-01-30 12:57:17 UTC (rev 6495)
+++ lmi/trunk/ChangeLog 2016-01-30 21:39:11 UTC (rev 6496)
@@ -38572,3 +38572,8 @@
   install_msw.sh
 Try to avoid an antimalware issue.
 
+20160130T2139Z <address@hidden> [455]
+
+  install_msw.sh
+Exploit at least minimal parallelism by default.
+

Modified: lmi/trunk/install_msw.sh
===================================================================
--- lmi/trunk/install_msw.sh    2016-01-30 12:57:17 UTC (rev 6495)
+++ lmi/trunk/install_msw.sh    2016-01-30 21:39:11 UTC (rev 6496)
@@ -35,6 +35,10 @@
 
 date -u +'%Y%m%dT%H%MZ'
 
+# '--jobs=2': big benefit for multicore, no penalty for single core.
+# '--output-sync=recurse': facilitates log comparison.
+export coefficiency='--jobs=2 --output-sync=recurse'
+
 mount
 
 # Establish mounts carefully.
@@ -126,9 +130,6 @@
 md5sum $0
 find /cache_for_lmi/downloads -type f | xargs md5sum
 
-# $coefficiency is intended for passing a '--jobs' option, e.g.
-#   export coefficiency='--jobs=12'
-
 rm --force --recursive scratch
 rm --force --recursive /MinGW_
 make $coefficiency -f install_mingw.make
@@ -141,9 +142,7 @@
 
 make $coefficiency -f install_wx.make
 
-# Avoid msw virtual-memory exhaustion--see:
-#   http://lists.nongnu.org/archive/html/lmi/2015-08/msg00020.html
-make ggc_flags= -f install_wxpdfdoc.make
+make $coefficiency -f install_wxpdfdoc.make
 
 find /cache_for_lmi/downloads -type f | xargs md5sum