mercurial/revlog.py

23287:426d7f901789

        # - 'dist' is the distance from the base revision -- bounding it limits
        #   the amount of I/O we need to do.
        # - 'compresseddeltalen' is the sum of the total size of deltas we need
        #   to apply -- bounding it limits the amount of CPU we consume.
        if (d is None or dist > textlen * 2 or l > textlen or
            compresseddeltalen > textlen * 2 or
            (self._maxchainlen and chainlen > self._maxchainlen)):
            text = buildtext()
            data = self.compress(text)
            l = len(data[1]) + len(data[0])

23288:2b9bc7963504

        # - 'dist' is the distance from the base revision -- bounding it limits
        #   the amount of I/O we need to do.
        # - 'compresseddeltalen' is the sum of the total size of deltas we need
        #   to apply -- bounding it limits the amount of CPU we consume.
        if (d is None or dist > textlen * 4 or l > textlen or
            compresseddeltalen > textlen * 2 or
            (self._maxchainlen and chainlen > self._maxchainlen)):
            text = buildtext()
            data = self.compress(text)
            l = len(data[1]) + len(data[0])