首先感谢DiaHosting给我赞助了一个免费的VPS.
今天我终于把blog(WordPress)迁移到了新的VPS上, 由于环境的不一致(原来是Apache+mod_php, 现在是lighttpd+php_cgi), 中间出现不少问题, 但都没啥可说的.
一直到遇到如下这个问题:

Compilation failed: support for \P, \p, and \X has not been compiled
at offset 16 in /***/search-everything.php on line 802

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