DEFAULT_MAX_USE_UPPER 32 src/journal/coredump-vacuum.c #define DEFAULT_MAX_USE_UPPER (off_t) (4ULL*1024ULL*1024ULL*1024ULL) /* 4 GiB */ DEFAULT_MAX_USE_UPPER 49 src/journal/journal-file.c #define DEFAULT_MAX_USE_UPPER (4ULL*1024ULL*1024ULL*1024ULL) /* 4 GiB */