On 3/17/17 16:56, Tom Lane wrote:
> Tools could get the segment size out of
> XLogLongPageHeaderData.xlp_seg_size in the first page of the segment.

OK, then pg_standby would have to wait until the file is at least
XLOG_BLCKSZ, then look inside and get the expected final size.  A bit
more complicated than now, but seems doable.

Peter Eisentraut              http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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