mitigate O(n^2) behavior of WAL archiver process

When Who What
2021-11-11 21:05:38 Nathan Bossart (bossartn) Closed in commitfest 2021-11 with status: Committed
2021-10-19 15:41:38 Nathan Bossart (bossartn) New status: Ready for Committer
2021-10-13 00:11:08 Nathan Bossart (bossartn) Changed authors to Nathan Bossart (bossartn), Dipesh Pandit (dpandit)
2021-10-04 07:24:24 Jaime Casanova (jcasanov) Closed in commitfest 2021-09 with status: Moved to next CF
2021-08-25 04:06:26 Dipesh Pandit (dpandit) Changed reviewers to Nathan Bossart (bossartn)
2021-08-25 04:06:26 Dipesh Pandit (dpandit) Changed authors to Dipesh Pandit (dpandit)
2021-08-25 04:06:26 Dipesh Pandit (dpandit) Changed committer to rhaas
2021-08-25 04:06:26 Dipesh Pandit (dpandit) Changed targetversion to 15
2021-08-25 04:04:22 Dipesh Pandit (dpandit) Attached mail thread CA+TgmobhAbs2yabTuTRkJTq_kkC80-+jw=pfpypdOJ7+gAbQbw@mail.gmail.com
2021-08-25 04:04:22 Dipesh Pandit (dpandit) Created patch record