KEYID=9D05D0BE;
-ssh $C2DEBMACHINE 'find "$(ls -td ~/c2d/build_results*|head -n1)"' \
- -type f -iname "'*.changes'"|xargs debsign -r $C2DEBMACHINE \
- -k$KEYID;
+set -x
-ssh $C2DEBMACHINE '(find "$(ls -td ~/c2d/build_results*|head -n1)" -type f -iname "*.changes"|xargs dupload --to debianr )'
+ssh $C2DEBMACHINE "find \$(echo c2d/build_results*) -type f -iname '*.changes' -print0 | perl -n0e 'next unless /.changes/; \$b = \$_; \$b =~ s/.changes/.upload/; -e \$b || print \$_;'" | \
+ xargs -0r -P 4 -n 40 --verbose debsign -r $C2DEBMACHINE --re-sign -k$KEYID;
+
+ssh $C2DEBMACHINE "find \$(echo c2d/build_results*) -type f -iname '*.changes' -print0 | perl -n0e '\$b = \$_; \$b =~ s/.changes/.upload/; -e \$b || print \$_;'|xargs -P2 -n 40 --verbose -0r dupload --to debianr -k;"