Re: [ccache] Stumbling blocks with ccache and embedded/encapsulated environments

2010-11-11 Thread Joel Rosdahl
On 2010-11-10 23:54, Paul Smith wrote: > [...] So, my question is, is the NAME of the compiler part of the hash as well as the mtime/size, so that ccache won't consider the second one to be a copy of the first? Yes, the compiler name is included in the hash. As you note, this is not clear from

Re: [ccache] Stumbling blocks with ccache and embedded/encapsulated environments

2010-11-11 Thread Joel Rosdahl
On 2010-11-11 00:56, Christopher Tate wrote: I don't want to rain on peoples' parade here, because ccache is a great product that has real benefits, but I do want to share some of our findings regarding the use of ccache in our very large product > [...] Many thanks for sharing your findings! I

Re: [ccache] Stumbling blocks with ccache and embedded/encapsulated environments

2010-11-11 Thread Joel Rosdahl
On 2010-11-11 00:56, Christopher Tate wrote: > [...] > The issue is around VM/file system buffer cache management. If you're > using ccache, then you'll effectively be doubling the number of .o > files that are paged into memory during the course of a build. > [...] By the way, have you tried set