19872: Use fewer file handles by default, but increase the limit in arv-mount

[arvados.git] / services / fuse / arvados_fuse / __init__.py

diff --git a/services/fuse/arvados_fuse/__init__.py b/services/fuse/arvados_fuse/__init__.py
index 3a0316cf9e1e48cb319792c1636c56c8fc1eabc2..14dd7f3f85c229dd8c60b63766415957204ca850 100644 (file)
--- a/services/fuse/arvados_fuse/__init__.py
+++ b/services/fuse/arvados_fuse/__init__.py
@@ -61,24 +61,16 @@ from builtins import next
 from builtins import str
 from builtins import object
 import os
-import sys
 import llfuse
 import errno
 import stat
 import threading
 import arvados
-import pprint
 import arvados.events
-import re
-import apiclient
-import json
 import logging
 import time
-import _strptime
-import calendar
 import threading
 import itertools
-import ciso8601
 import collections
 import functools
 import arvados.keep
@@ -483,24 +475,13 @@ class Operations(llfuse.Operations):
 
             for item in self.inodes.inode_cache.find_by_uuid(ev["object_uuid"]):
                 item.invalidate()
-                if ev.get("object_kind") == "arvados#collection":
-                    pdh = new_attrs.get("portable_data_hash")
-                    # new_attributes.modified_at currently lacks
-                    # subsecond precision (see #6347) so use event_at
-                    # which should always be the same.
-                    stamp = ev.get("event_at")
-                    if (stamp and pdh and item.writable() and
-                        item.collection is not None and
-                        item.collection.modified() and
-                        new_attrs.get("is_trashed") is not True):
-                        item.update(to_record_version=(stamp, pdh))
 
             oldowner = old_attrs.get("owner_uuid")
             newowner = ev.get("object_owner_uuid")
             for parent in (
                     self.inodes.inode_cache.find_by_uuid(oldowner) +
                     self.inodes.inode_cache.find_by_uuid(newowner)):
-                parent.child_event(ev)
+                parent.invalidate()
 
     @getattr_time.time()
     @catch_exceptions