concrete5 Environment Information
# concrete5 Version
5.4.1.1
# concrete5 Packages
None
# concrete5 Overrides
None
# Server Software
Apache
# Server API
cgi-fcgi
# PHP Version
5.2.15
# PHP Extensions
APD, bcmath, calendar, cgi-fcgi, ctype, curl, date, dom, exif, filter, ftp, gd, gettext, hash, iconv, imap, json, libxml, mbstring, mcrypt, memcache, memcached, mhash, mysql, mysqli, openssl, pcntl, pcre, PDO, pdo_mysql, pdo_sqlite, posix, pspell, Reflection, session, SimpleXML, sockets, SPL, SQLite, ssh2, standard, tokenizer, XCache, xml, xmlreader, xmlrpc, xmlwriter, xsl, Zend Optimizer, zlib.
# PHP Settings
log_errors_max_len - 1024
max_execution_time - 5
max_file_uploads - 20
max_input_nesting_level - 64
max_input_time - 60
memory_limit - 300M
post_max_size - 100M
safe_mode - Off
safe_mode_exec_dir - <i>no value</i>
safe_mode_gid - Off
safe_mode_include_dir - <i>no value</i>
sql.safe_mode - Off
upload_max_filesize - 100M
memcache.max_failover_attempts - 20
mysql.max_links - Unlimited
mysql.max_persistent - Unlimited
mysqli.max_links - Unlimited
pcre.backtrack_limit - 100000
pcre.recursion_limit - 100000
session.cache_limiter - nocache
session.gc_maxlifetime - 7200
safe_mode_allowed_env_vars - PHP_
safe_mode_protected_env_vars - LD_LIBRARY_PATH
xcache.var_maxttl - 0
Not that it changes anything, just to mention that FastCGI can work.
It might be nice to have an alternative to PATH_INFO because as you wrote, it doesn't always work.