50,544.nab_r,[.] __vfscanf_internal,slowed down by 50% - 544.nab_r:[.] __vfscanf_internal,slowed down by 50% - 544.nab_r:[.] __vfscanf_internal - from 2 to 3 perf samples 50,544.nab_r,libc.so.6,slowed down by 50% - 544.nab_r:libc.so.6,slowed down by 50% - 544.nab_r:libc.so.6 - from 2 to 3 perf samples