In Posix-compliant systems (basically Unix system calls) a file exists
independent of file names, and there can be multiple names for a file.
If a program has a file open, that file can be deleted but it will
still exist until the program closes (or the program exits).
In the snapinstaller cycle,
It looks like the snapinstaller script does an atomic remove and replace of
the entire solr_home/data_dir/index folder with the contents of the new
snapshot before issuing a commit command. I am trying to understand the
implication of the same.
What happens to queries that come during the time
