There is a bug in iOS when a non-power of texture texture atlas takes 100% of extra ram if the dimensions are not multiple of 4
Is it possible to fix the Spine Texture Packer Settings to align the dimension to multiple of 4
http://forum.cocos2d-swift.org/t/npot-t ... n-bug/2543
(Similar issue)
For example I have texture alas in 1976 x 1929, which should be 1976 x 1930 instead