Extstore
External storage shim Quick Start Tuning guide Technical breakdown Future plans Rough notes Very high level detail Performance How do I use it? How safe is this really? Feature for extending memcached's memory space onto flash (or similar) storage. Built by default in 1.6.0 and higher. For memcached 1.5.4 or higher. Requires ./configure --enable-extstore during build time. Older versions do not ha
ReleaseNotes156
This is a bugfix release, but it primarily disables the UDP protocol by default. In the last few days reports of UDP amplification attacks utilizing inesure memcached instances have surfaced. Attackers are able to set large values into memcached, then send requests via spoofed UDP packets. Memcached will then send a very large number of very large UDP packets back in response. 12 years ago, the UD
ReleaseNotes150
This release is the culmination of many years of part-time work. Memcached was introduced in 2003, two years before the first dual-core opteron x86 processor. Since then computers have added huge numbers of cores and vastly expanded memory. Recently the cost ratio of memory to CPU has started to shift a bit. For a few years memory prices will likely be inflated (though this always comes in cycles)
ReleaseNotes1437
Memcached 1.4.37 Release Notes Date: 2017-6-4 Download http://www.memcached.org/files/memcached-1.4.37.tar.gz Overview A good number of small community fixes (see below). Number of crash fixes and a 10 year old memory leak as well! A new script (scripts/memcached-automove) is now included. This is a beta test of the slab page automove algorithm we will be moving to, and will be enabled by default
ReleaseNotes1435
init.d script status check routine Print with more-restricted format string to fix compiler warning with gcc 7's -Wformat-truncation. Display HOT/WARM tail age in stats items Active items in HOT` flow to WARM (algorithm fix) Moves to WARM requires two hits overall (algorithm fix) LRU maintainer performance: per-class sleep scheduling Allow limiting the internal LRU crawler run length Stop using at
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Release 1.4.24 · memcached/memcached
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https://github.com/memcached/memcached/blob/master/doc/protocol.txt
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GitHub - memcached/memcached: memcached development tree