A site running lighttpd stopped working with 500 internal server error.
On checking lighttpd log, found
2009-08-17 04:04:58: (response.c.544) file not found ... or so: Too many open files /4032/046a.jpg -> 2009-08-17 04:04:58: (response.c.544) file not found ... or so: Too many open files /4032/043a.jpg -> 2009-08-17 04:04:58: (response.c.544) file not found ... or so: Too many open files /4032/041a.jpg -> 2009-08-17 04:04:58: (response.c.544) file not found ... or so: Too many open files /4032/052a.jpg ->
The error is fixed by editing /etc/lighttpd/lighttpd.conf and adding
server.max-fds = 8192
