CPC G06F 8/656 (2018.02) [G06F 8/66 (2013.01); G06F 9/4408 (2013.01); H04L 67/34 (2013.01)] | 20 Claims |
1. A computer-implemented method for updating an operating system of a computing device, the method comprising:
determining an update that is to be implemented in the operating system;
accessing a plurality of composite image files that correspond to the update, each of the composite image files comprising an image fragment of a set of image fragments that form a complete operating system image, wherein the composite image files are signed containers containing files for implementing the update to the operating system;
performing a runtime in-memory merge of the composite image files on the computing device;
exposing the merged composite image files as a read-only volume; and
initiating a system boot of the computing device using the read-only volume.
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