mongodb/docs — pull request #1848 by drmirror (2014-06-18 19:46:50+00:00)
Title: Document upper and lower bounds of chunk size.

This is hardcoded in s/chunk.cpp:

bool Chunk::setMaxChunkSizeSizeMB( int newMaxChunkSize ) {
if ( newMaxChunkSize < 1 )
return false;
if ( newMaxChunkSize > 1024 )
return false;
MaxChunkSize = newMaxChunkSize * 1024 * 1024;
return true;
}