if self.args.logfile:
self.args.logfile = os.path.realpath(self.args.logfile)
+ try:
+ self._setup_logging()
+ except Exception as e:
+ self.logger.exception("exception during setup: %s", e)
+ exit(1)
+
try:
nofile_limit = resource.getrlimit(resource.RLIMIT_NOFILE)
- if nofile_limit[0] < 10240:
- resource.setrlimit(resource.RLIMIT_NOFILE, (min(10240, nofile_limit[1]), nofile_limit[1]))
+
+ minlimit = 10240
+ if self.args.file_cache:
+ # Adjust the file handle limit so it can meet
+ # the desired cache size. Multiply by 8 because the
+ # number of 64 MiB cache slots that keepclient
+ # allocates is RLIMIT_NOFILE / 8
+ minlimit = int((self.args.file_cache/(64*1024*1024)) * 8)
+
+ if nofile_limit[0] < minlimit:
+ resource.setrlimit(resource.RLIMIT_NOFILE, (min(minlimit, nofile_limit[1]), nofile_limit[1]))
+
+ if minlimit > nofile_limit[1]:
+ self.logger.warning("file handles required to meet --file-cache (%s) exceeds hard file handle limit (%s), cache size will be smaller than requested", minlimit, nofile_limit[1])
+
except Exception as e:
- self.logger.warning("arv-mount: unable to adjust file handle limit: %s", e)
+ self.logger.warning("unable to adjust file handle limit: %s", e)
- self.logger.debug("arv-mount: file handle limit is %s", resource.getrlimit(resource.RLIMIT_NOFILE))
+ nofile_limit = resource.getrlimit(resource.RLIMIT_NOFILE)
+ self.logger.info("file cache capped at %s bytes or less based on available disk (RLIMIT_NOFILE is %s)", ((nofile_limit[0]//8)*64*1024*1024), nofile_limit)
try:
- self._setup_logging()
self._setup_api()
self._setup_mount()
except Exception as e:
- self.logger.exception("arv-mount: exception during setup: %s", e)
+ self.logger.exception("exception during setup: %s", e)
exit(1)
def __enter__(self):