(travis) Stop using the ramdisk for MySQL/Pg data

Given the very low amount of RAM, the travis setup DOES NOT HELP. Instead of
fishing out the changed configs, just symlink the dirs back where they belong

diff --git a/maint/travis-ci_scripts/10_before_install.bash b/maint/travis-ci_scripts/10_before_install.bash
index 7f6c5c3..55acf6e 100755 (executable)
--- a/maint/travis-ci_scripts/10_before_install.bash
+++ b/maint/travis-ci_scripts/10_before_install.bash
@@ -2,11 +2,18 @@
 
 export SHORT_CIRCUIT_SMOKE
 
-# Stop pre-started RDBMS and sync for some settle time
+# Stop pre-started RDBMS, move their data back to disk (save RAM)
+# sync for some settle time
 run_or_err "Stopping MySQL"       "sudo /etc/init.d/mysql stop"
 run_or_err "Stopping PostgreSQL"  "sudo /etc/init.d/postgresql stop || /bin/true"
 /bin/sync
 
+for d in mysql postgresql ; do
+  sudo rm -rf /var/lib/$d
+  sudo mv /var/ramfs/$d /var/lib/
+  sudo ln -s /var/lib/$d /var/ramfs/$d
+done
+
 # Sanity check VM before continuing
 echo "
 =============================================================================