logger = logging.getLogger('arvados.arv-mount')
+class Stat(object):
+ def __init__(self, prefix, interval,
+ egr_name, ing_name,
+ egr_func, ing_func):
+ self.prefix = prefix
+ self.interval = interval
+ self.egr_name = egr_name
+ self.ing_name = ing_name
+ self.egress = egr_func
+ self.ingress = ing_func
+ self.egr_prev = self.egress()
+ self.ing_prev = self.ingress()
+
+ def update(self):
+ egr = self.egress()
+ ing = self.ingress()
+
+ delta = " -- interval %.4f seconds %d %s %d %s" % (self.interval,
+ egr - self.egr_prev,
+ self.egr_name,
+ ing - self.ing_prev,
+ self.ing_name)
+
+ sys.stderr.write("crunchstat: %s %d %s %d %s%s\n" % (self.prefix,
+ egr,
+ self.egr_name,
+ ing,
+ self.ing_name,
+ delta))
+
+ self.egr_prev = egr
+ self.ing_prev = ing
+
+
+def statlogger(interval, keep, ops):
+ calls = Stat("keepcalls", interval, "put", "get",
+ keep.put_counter.get,
+ keep.get_counter.get)
+ net = Stat("net:keep0", interval, "tx", "rx",
+ keep.upload_counter.get,
+ keep.download_counter.get)
+ cache = Stat("keepcache", interval, "hit", "miss",
+ keep.hits_counter.get,
+ keep.misses_counter.get)
+ fuseops = Stat("fuseops", interval,"write", "read",
+ ops.write_ops_counter.get,
+ ops.read_ops_counter.get)
+ blk = Stat("blkio:0:0", interval, "write", "read",
+ ops.write_counter.get,
+ ops.read_counter.get)
+
+ while True:
+ time.sleep(interval)
+ calls.update()
+ net.update()
+ cache.update()
+ fuseops.update()
+ blk.update()
+
+
if __name__ == '__main__':
# Handle command line parameters
parser = argparse.ArgumentParser(
parser.add_argument('--read-only', action='store_false', help="Mount will be read only (default)", dest="enable_write", default=False)
parser.add_argument('--read-write', action='store_true', help="Mount will be read-write", dest="enable_write", default=False)
+ parser.add_argument('--crunchstat-interval', type=float, help="Write stats to stderr every N seconds (default disabled)", default=0)
+
parser.add_argument('--exec', type=str, nargs=argparse.REMAINDER,
dest="exec_args", metavar=('command', 'args', '...', '--'),
help="""Mount, run a command, then unmount and exit""")
api = ThreadSafeApiCache(apiconfig=arvados.config.settings(),
keep_params={"block_cache": arvados.keep.KeepBlockCache(args.file_cache)})
+ if args.crunchstat_interval:
+ statsthread = threading.Thread(target=statlogger, args=(args.crunchstat_interval, api.keep, operations))
+ statsthread.daemon = True
+ statsthread.start()
+
usr = api.users().current().execute(num_retries=args.retries)
now = time.time()
dir_class = None
if args.by_id or args.by_pdh:
# Set up the request handler with the 'magic directory' at the root
dir_class = MagicDirectory
+ dir_args.append(args.by_pdh)
elif args.by_tag:
dir_class = TagsDirectory
elif args.shared:
e = operations.inodes.add_entry(Directory(llfuse.ROOT_INODE, operations.inodes))
dir_args[0] = e.inode
- e._entries['by_id'] = operations.inodes.add_entry(MagicDirectory(*dir_args, pdh_only=True if args.by_pdh else False))
+ e._entries['by_id'] = operations.inodes.add_entry(MagicDirectory(*dir_args))
e._entries['by_tag'] = operations.inodes.add_entry(TagsDirectory(*dir_args))