Think the problem is now resolved to my satisfaction. Thanks. I have previously used Memcache successfully, and now with APC opcode caching and a bit of MySQL tuning, all looks good. Alison At 07:50 PM 04-01-14, you wrote: >Dear Alison, Have you considered using varnish? Best wishes, Shérab. -- [ Drupal support list | http://lists.drupal.org/ ]