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RE: Are ZFS snapshots unsafe when PGSQL is spreading through multiple zpools?

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Subject: RE: Are ZFS snapshots unsafe when PGSQL is spreading through multiple zpools?
From: HECTOR INGERTO <hector_25e@xxxxxxxxxxx>
Date: Mon, 16 Jan 2023 08:41:19 +0000
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Cc: "pgsql-general@xxxxxxxxxxxxxx <pgsql-general@xxxxxxxxxxxxxx>" <pgsql-general@xxxxxxxxxxxxxx>
In-reply-to: <CABUevExTcY=zQqh=nhUJrpPZYr7Cf9DeBmpH0oUPaURjGv0RgA@mail.gmail.com>
References: <GV1P189MB203648062711BB810D564B05F5C09@GV1P189MB2036.EURP189.PROD.OUTLOOK.COM> <CABUevEwK7mzh6VKmiwQh1JVdhz4+tSxobmjQEnK5=KvTtJY1Xg@mail.gmail.com> <GV1P189MB20362EF3D3B2BD49D563C848F5C09@GV1P189MB2036.EURP189.PROD.OUTLOOK.COM> <CABUevExTcY=zQqh=nhUJrpPZYr7Cf9DeBmpH0oUPaURjGv0RgA@mail.gmail.com>

I have understood I shall not do it, but could the technical details be discussed about why silent DB corruption can occur with non-atomical snapshots?

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Follow-Ups:
- Re: Are ZFS snapshots unsafe when PGSQL is spreading through multiple zpools?
  - From: Laurenz Albe

References:
- Are ZFS snapshots unsafe when PGSQL is spreading through multiple zpools?
  - From: HECTOR INGERTO
- Re: Are ZFS snapshots unsafe when PGSQL is spreading through multiple zpools?
  - From: Magnus Hagander
- RE: Are ZFS snapshots unsafe when PGSQL is spreading through multiple zpools?
  - From: HECTOR INGERTO
- Re: Are ZFS snapshots unsafe when PGSQL is spreading through multiple zpools?
  - From: Magnus Hagander

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