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Persist pg_stat information in pageserver (#6560)

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## Problem

Statistic is saved in local file and so lost on compute restart.

Persist in in page server using the same AUX file mechanism used for
replication slots

See more about motivation in
https://neondb.slack.com/archives/C04DGM6SMTM/p1703077676522789

## Summary of changes

Persist postal file using AUX mechanism


Postgres PRs:
https://github.com/neondatabase/postgres/pull/547
https://github.com/neondatabase/postgres/pull/446
https://github.com/neondatabase/postgres/pull/445

Related to #6684 and #6228

Co-authored-by: Konstantin Knizhnik <knizhnik@neon.tech>
This commit is contained in:
Konstantin Knizhnik
2025-02-20 08:38:55 +02:00
committed by GitHub
parent bb7e244a42
commit a6d8640d6f
16 changed files with 238 additions and 39 deletions
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2
vendor/postgres-v15 vendored

Submodule vendor/postgres-v15 updated: 81e2eef061...023f1020ec

2
vendor/postgres-v16 vendored

Submodule vendor/postgres-v16 updated: 9422247c58...6cb8d22079

2
vendor/postgres-v17 vendored

Submodule vendor/postgres-v17 updated: a8fea8b4be...59b2fe851f

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vendor/revisions.json vendored
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@@ -1,15 +1,15 @@
{
"v17": [
"17.4",
"a8fea8b4be43039f0782347c88a9b9b25f50c9d8"
"59b2fe851f8e0595f6c830b90ee766f4f1c17a0f"
],
"v16": [
"16.8",
"9422247c582e7c1a08a4855d04af0874f8df2f34"
"6cb8d22079570b50fcaff29124d40807c1e63a82"
],
"v15": [
"15.12",
"81e2eef0616c65c2233c75b06f25766ae4c080c4"
"023f1020ecb07af3bb0ddbf4622e1a3c3fa276a4"
],
"v14": [
"14.17",