DEFAULT_MAX_USE_LOWER   31 src/journal/coredump-vacuum.c #define DEFAULT_MAX_USE_LOWER (off_t) (1ULL*1024ULL*1024ULL)           /* 1 MiB */
DEFAULT_MAX_USE_LOWER   48 src/journal/journal-file.c #define DEFAULT_MAX_USE_LOWER (1ULL*1024ULL*1024ULL)           /* 1 MiB */