使用PHP / MYSQL在共享服务器上频繁出现“连接超时”错误

I have a Drupal site on a shared web host, and it's getting a lot of connection errors. It's the first time I have seen so many connection timeout errors on a server. I'm thinking it's something in the configuration settings. Non-drupal parts of the site are not giving as many connection errors. I have a Drupal site on a shared web host, and