* - levels : the number of hash levels (and digits)
* - repeat : hash subdirectories are prefixed with all the
* parent hash directory names (e.g. "a/ab/abc")
- * - cacheAuthInfo : Whether to cache authentication tokens in APC, XCache, ect.
+ * - cacheAuthInfo : Whether to cache authentication tokens in APC, etc.
* If those are not available, then the main cache will be used.
* This is probably insecure in shared hosting environments.
* - rgwS3AccessKey : Rados Gateway S3 "access key" value on the account.