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From: Wasim Devale <[email protected]>
To: Ron Johnson <[email protected]>
Cc: pgsql-admin <[email protected]>
Subject: Re: Migration from CentOS7 to RedHat 9
Date: Sat, 10 Aug 2024 18:55:53 +0530
Message-ID: <CAB5fag6JdZgRcR1oK9YEEjVeZj58F13Q6-6RER9qWAb8nK1sVQ@mail.gmail.com> (raw)
In-Reply-To: <CANzqJaDeA9f6P8xs0rZwYB6tbSy9hFibcBGwQqaSpenE3pCSBg@mail.gmail.com>
References: <CAB5fag6e2Safycg22jSPK152WTnW11mWHXqTEox3Fp6Opk80Pw@mail.gmail.com>
	<CANzqJaDeA9f6P8xs0rZwYB6tbSy9hFibcBGwQqaSpenE3pCSBg@mail.gmail.com>

Yes, I used the same command I changed the values for this email. And that
particular table with BLOBS took a longer time.

I am running a pg_restore now using -j 10 in the command. Please confirm,
what you anticipate, will it take same time for restoration on Red Hat 9?

Thanks,
Wasim

On Sat, 10 Aug, 2024, 6:35 pm Ron Johnson, <[email protected]> wrote:

> On Sat, Aug 10, 2024 at 7:14 AM Wasim Devale <[email protected]> wrote:
>
>> Hi All
>>
>> I took dump via pg_dump doing ssh from Red hat it took almost 10 hours
>> for 400GB data including 99GB of BLOBS large objects.
>>
>> ssh postgres@ipaddre "pg_dump -U postgres -d DB1 F c -b -v" >
>> /path/pg.dump
>>
>
> I see a typo.  Is this a copy/paste of what you ran?
>
> Is this normal?
>>
>
> Maybe.  Blobs are slow.  I'd have done a multi-threaded pg_dump, though
> blobs might be the bottleneck.
>
> --
> Death to America, and butter sauce.
> Iraq lobster!
>

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