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Re: pg_combinebackup --copy-file-range - Mailing list pgsql-hackers

From Thomas Munro
Subject Re: pg_combinebackup --copy-file-range
Date
Msg-id CA+hUKGJdDRqrPFAEpXqe9TLQXbK6MDPw=7sBaHVyozSZ0A3+6A@mail.gmail.com
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In response to Re: pg_combinebackup --copy-file-range  (Thomas Munro <thomas.munro@gmail.com>)
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+            wb = copy_file_range(s->fd, &offsetmap[i], wfd, NULL, BLCKSZ, 0);

Can you collect adjacent blocks in one multi-block call?  And then I
think the contract is that you need to loop if it returns short.

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