Tweak t/lib/bash/collect.sh and t/lib/bash/report_mysql_info.sh and add wait_for_files() to util/test-bash-functions so hopefully they'll be more stable.

util/test-bash-functions

@@ -198,6 +198,19 @@ dies_ok() {
    result $result "$test_name"
 }
 
+# Helper subs for slow boxes
+
+wait_for_files() {
+   for file in "$@"; do
+      local slept=0
+      while ! [ -f $file ]; do
+         sleep 0.1;
+         slept=$((slept + 1))
+         [ $slept -ge 50 ] && break  # 5s
+      done
+   done
+}
+
 # ############################################################################
 # Script starts here
 # ############################################################################