I took a look at the cache with 'watch ccache -s', but in opposite to the 3 emerge operations before firefox I didn't saw any changes in the cache statistics over the time of compilation of firefox 1.0.5: Every 2.0s: ccache -s Fri Jul 15 21:33:15 2005 cache hit 14844 cache miss 66486 called for link 6162 multiple source files 69 compile failed 1205 preprocessor error 990 not a C/C++ file 2295 autoconf compile/link 13424 unsupported compiler option 2528 no input file 12434 files in cache 100496 cache size 903.8 Mbytes max cache size 1024.0 Mbytes Reproducible: Always Steps to Reproduce: 1. 2. 3.
Ough, portage changed the using of ccache to /var/tmp/ccache