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dormando edited this page Jun 16, 2023 · 1 revision

Memcached 1.6.21 Release Notes

Date: 2023-6-15

Download

http://www.memcached.org/files/memcached-1.6.21.tar.gz

Overview

Bugfix and community contribution release. As usual most fixes are for the new proxy code, along with a lot of community contributed tests for proxy.

A data corruption issue for extstore was fixed. Requires overriding item_age to a low number of seconds and re-writing the same keys frequently.

Fixes a meta protocol ms bug introduced in 1.6.20 with the s flag being returned when only asking for the c (cas) flag.

Fixes a compilation issue for proxy due to build artifacts being accidentally included into the release tarball.

Fixes

  • build: avoid disting build artifacts from vendor/*
  • extstore: fix data bugs on high overwrite key
  • proxy: fixes for memory tracking
  • meta: fix ms c flag reflecting s flag
  • extstore: fail to start if given no disk space
  • extstore: Handle incorrect units gracefully
  • proxy: mcp.internal() support ascii multiget
  • proxy: fix segfault for reqs with too few tokens
  • proxy: fix per-worker-thread backend mode batching
  • proxy: fix meta set M flag for mcp.internal()
  • proxy: add await tests in proxyunits.t
  • proxy: add response API tests in proxyunits.t

New Features

None

Contributors

The following people contributed to this release since 1.6.20.

Note that this is based on who contributed changes, not how they were done. In many cases, a code snippet on the mailing list or a bug report ended up as a commit with your name on it.

Note that this is just a summary of how many changes each person made which doesn't necessarily reflect how significant each change was. For details on what led up into a branch, either grab the git repo and look at the output of git log 1.6.20..1.6.21 or use a web view.

     9	dormando
     2	Fei Hu
     1	Danny Kopping
     1	David Carlier
     1	KissPeter
     1	ajccosta
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