[#MIN_DISK_SPACE_FOR_BLOCK_FILES]
= MIN_DISK_SPACE_FOR_BLOCK_FILES
:mrdocs:

Minimum free disk space, in bytes, that a user must allocate for block and undo files.

== Synopsis

Declared in `<validation.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
inline constexpr uint64_t MIN_DISK_SPACE_FOR_BLOCK_FILES = {550_MiB};
----


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