Re: O(n) tasks cause lengthy startups and checkpoints

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Nathan Bossart
Тема
Re: O(n) tasks cause lengthy startups and checkpoints
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Msg-id
20220218205111.GA3447220@nathanxps13
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O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints Andres Freund <andres@anarazel.de>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints "Euler Taveira" <euler@eulerto.com>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints SATYANARAYANA NARLAPURAM <satyanarlapuram@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints Robert Haas <robertmhaas@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints Robert Haas <robertmhaas@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints Bruce Momjian <bruce@momjian.us>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints Andres Freund <andres@anarazel.de>
Re: O(n) tasks cause lengthy startups and checkpoints Amul Sul <sulamul@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints Maxim Orlov <orlovmg@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints "Bossart, Nathan" <bossartn@amazon.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Andres Freund <andres@anarazel.de>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Andres Freund <andres@anarazel.de>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Andres Freund <andres@anarazel.de>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Andres Freund <andres@anarazel.de>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Andres Freund <andres@anarazel.de>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Simon Riggs <simon.riggs@enterprisedb.com>
Re: O(n) tasks cause lengthy startups and checkpoints Robert Haas <robertmhaas@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Simon Riggs <simon.riggs@enterprisedb.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Andres Freund <andres@anarazel.de>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Andres Freund <andres@anarazel.de>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Simon Riggs <simon.riggs@enterprisedb.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Simon Riggs <simon.riggs@enterprisedb.com>
Re: O(n) tasks cause lengthy startups and checkpoints Andres Freund <andres@anarazel.de>
Re: O(n) tasks cause lengthy startups and checkpoints Robert Haas <robertmhaas@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Simon Riggs <simon.riggs@enterprisedb.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Tom Lane <tgl@sss.pgh.pa.us>
Re: O(n) tasks cause lengthy startups and checkpoints Andres Freund <andres@anarazel.de>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Tom Lane <tgl@sss.pgh.pa.us>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Daniel Gustafsson <daniel@yesql.se>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Tom Lane <tgl@sss.pgh.pa.us>
Re: O(n) tasks cause lengthy startups and checkpoints Nathan Bossart <nathandbossart@gmail.com>
Re: O(n) tasks cause lengthy startups and checkpoints Simon Riggs <simon.riggs@enterprisedb.com>
Re: O(n) tasks cause lengthy startups and checkpoints Simon Riggs <simon.riggs@enterprisedb.com>
> On Thu, Feb 17, 2022 at 03:12:47PM -0800, Andres Freund wrote:
>>> > The improvements around deleting temporary files and serialized snapshots
>>> > afaict don't require a dedicated process - they're only relevant during
>>> > startup. We could use the approach of renaming the directory out of the way as
>>> > done in this patchset but perform the cleanup in the startup process after
>>> > we're up.

BTW I know you don't like the dedicated process approach, but one
improvement to that approach could be to shut down the custodian process
when it has nothing to do.

-- 
Nathan Bossart
Amazon Web Services: https://aws.amazon.com


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