Thread: pgsql: Add more debugging information when failing to read pgstats file

Add more debugging information when failing to read pgstats files

This is useful to know which part of a stats file is corrupted when
reading it, adding to the server logs a WARNING with details about what
could not be read before giving up with the remaining data in the file.

Author: Michael Paquier
Reviewed-by: Bertrand Drouvot
Discussion: https://postgr.es/m/Zp8o6_cl0KSgsnvS@paquier.xyz

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/ca1ba50fcb6f85ac603aecbc184c7c59886c2a7c

Modified Files
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src/backend/utils/activity/pgstat.c | 66 ++++++++++++++++++++++++++++++++++---
1 file changed, 62 insertions(+), 4 deletions(-)