.

bigfile/file_zodb.py

@@ -173,10 +173,8 @@ will be our future approach after we teach NEO about object deduplication.
 # between virtmem subsystem and ZODB, and virtmem->ZODB propagation happens only
 # at commit time.
 #
-# Since, for performance reasons, virtmem subsystem is going away and BigFiles      XXX kill
-# will be represented by real FUSE-based filesystem with virtual memory being
-# done by kernel, where we cannot get callback on a page-dirtying, it is more
-# natural to also use "2" here.
+# ZBigFile follow second scheme and synchronizes dirty RAM with ZODB at commit time.
+# XXX -> link to code that implements it (_ZBigFileH) ?
 
 
 from wendelin.bigfile import WRITEOUT_STORE, WRITEOUT_MARKSTORED