I wrote:
>
> I suggest assigning values
> bufferusage.shared_blks_read + bufferusage.local_blks_read
> and
> bufferusage.shared_blks_dirtied + bufferusage.local_blks_dirtied
> to new variables and using them. This would keep the changed lines within
> the 80 symbols limit, and make the code more readable overall.
>
The same applies to
bufferusage.shared_blks_hit + bufferusage.local_blks_hit