[#HeadersSyncParams]
= HeadersSyncParams
:mrdocs:

Configuration for headers sync memory usage&period;

== Synopsis

Declared in `&lt;kernel&sol;chainparams&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
struct HeadersSyncParams;
----

== Data Members

[cols="1,4"]
|===
| Name| Description
| xref:HeadersSyncParams/commitment_period.adoc[`commitment&lowbar;period`] 
| Distance in blocks between header commitments&period;
| xref:HeadersSyncParams/redownload_buffer_size.adoc[`redownload&lowbar;buffer&lowbar;size`] 
| Minimum number of validated headers to accumulate in the redownload buffer before feeding them into the permanent block index&period;
|===



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