Zeugswetter Andreas SB <ZeugswetterA(at)wien(dot)spardat(dot)at> writes:
> Imho this write at logfile init time adds a substantial amount of IO,
> that would better be avoided. If we really need this, it would imho
> be better to preallocate N logfiles and reuse them after checkpoint.
Already done. See the WAL_FILES parameter.
regards, tom lane