vcsserver: report set File Descriptors.

vcsserver/http_main.py

@@ -24,6 +24,7 b' import uuid'
 import wsgiref.util
 import traceback
 import tempfile
+import resource
 from itertools import chain
 from cStringIO import StringIO
 
@@ -122,6 +123,9 b' class VCS(object):'
         self.cache_config = cache_config
         self._configure_locale()
 
+        maxfd = resource.getrlimit(resource.RLIMIT_NOFILE)[1]
+        log.info('Max file descriptors value: %s', maxfd)
+
         if GitFactory and GitRemote:
             git_factory = GitFactory()
             self._git_remote = GitRemote(git_factory)