[#MIN_DISK_SPACE_FOR_BLOCK_FILES]
= MIN&lowbar;DISK&lowbar;SPACE&lowbar;FOR&lowbar;BLOCK&lowbar;FILES
:mrdocs:

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

== Synopsis

Declared in `&lt;validation&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
inline constexpr uint64&lowbar;t MIN&lowbar;DISK&lowbar;SPACE&lowbar;FOR&lowbar;BLOCK&lowbar;FILES = &lcub;550&lowbar;MiB&rcub;;
----


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