1 * Fix in watchpoint macro
2 * Changed default timeout to 1 second for poll timeouts
3 * Wheel uses less memory/dynamic allocation for size (no longer limited to
5 * memslap memory leak fix
6 * Added Ketama distribution
7 * Fix assert.h compile problem on CentOS
9 0.19 Wed Apr 9 09:30:53 PDT 2008
10 * Documentation fix in libmemcached.
11 * Fixed bug where sort was always occuring on hosts
12 * Logic fix in branch prediction (thanks Jay!)
13 * Read through cached support.
14 * Fixed for cas by key operation.
15 * Fix for memcached_server_st list structures to have correct count.
16 * Added callback MEMCACHED_CALLBACK_DELETE_TRIGGER
17 * Removed function call in favor of macro (aka cut out some instructions)
20 0.18 Sun Mar 16 21:57:55 PDT 2008
21 * Fix plus tests for non-zero value objects and flags.
22 * MEMCACHED_HASH_MURMUR added for murmur algorithm provided.
23 * MEMCACHED_BEHAVIOR_RETRY_TIMEOUT added to keep connecting from looping
25 * gcc branch prediction optimizations
26 * Refactored entire tree to make include files cleaner
27 * Fixed leaked socket.
29 0.17 Wed Feb 27 03:33:29 PST 2008
30 * MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT added for connect timeout in
32 * Incompatible change in memcached_behavior_set() api. We now use a
33 uint64_t, instead of a pointer.
34 * Fix for storage of values for zero.
35 * memcached_server_cursor() function added to API for cycling through servers.
37 0.16 Mon Feb 18 00:30:25 PST 2008
38 * Work on the UDP protocol
39 * Added get_by_key, set_by_key tests for C++ API
40 * Fix for limit_maxbytes to be 64bit in stats
41 * Added Atom Smasher test (scale baby, scale!)
42 * Servers are now sorted, meaning that servers are now ordered so that
43 clients with the same lists, will have same distribution. (Idea from
44 Ross McFarland). MEMCACHED_BEHAVIOR_SORT_HOSTS was added to enable
46 * Added MEMCACHED_BAD_KEY_PROVIDED error for auto, set, and get operations.
47 MEMCACHED_BEHAVIOR_VERIFY_KEY was added to enable this feature.
48 * More error messages on command line tools.
49 * Fixed bugs in memcached_cas() operator.
50 * Fix to loop through interfaces
52 0.15 Tue Jan 29 14:55:44 PST 2008
53 * More work on the C++ API.
54 * Bug fixes around block corner cases.
55 * Slight performance increase in both read() and write().
57 0.14 Tue Jan 22 06:21:49 PST 2008
58 * For for bug found by Evan Weaver where increment() was not returning
59 propper error of value was not found.
60 * Fix for bad null pointer on flag by Toru Maesaka.
61 * Refactor of all IO to just pass in the active server
62 * Problem configuring (PKG_CHECK_MODULES) fixed by removal of "rpath" in
63 support/libmemcached.pc.in (Thanks to Ross McFarland).
64 * Added memcached_callback_get()/set()
65 * First prototype of C++ interface
66 * Updated docs for uint16_t changes in previous release
68 0.13 Sun Jan 13 06:51:50 PST 2008
69 * MEMCACHED_BEHAVIOR_USER_DATA added to store user pointer.
70 * Fix for failure to connect to invalidate socket.
71 * Patch from Marc Rossi to add --hash option for memcp, memrm, and memcat.
72 * Kevin's patch for fixing EOF issues during a read.
73 * Toru Maesaka patch for stats mismatch
74 * Fix for when CRC return 0
75 * Fixed uint16_t issues around flags. Turns out the documentation on the
77 * Lingering socket fixes for FreeBSD.
78 * Patches from Kevin Dalley for FreeBSD 4.0
79 * Added multi delete functions.
80 * All get key returns have C style null termination
81 * If memcached_server_list_append is passed NULLs instead of pointers it
83 * Added memcached_fetch_execute() method
84 * Found a bug where memcached_fetch() was not null terminating the result
86 * memcached_behavior() now has the ability to set "buffering" so that
87 data is not automatically flushed.
88 * Behavior change, buffered commands now return MEMCACHED_BUFFERED
90 0.12 Tue Dec 11 15:20:55 PST 2007
91 * Updates for consistent hashing
93 * Static allocation for hostname (performance)
94 * Fixed bug where in non-block mode all data might not have been sent on
96 * Refactor of memcached_get() to use common code.
97 * Change in value fetch, MEMCACHED_END is now returned when keys are no
99 * Fixed bug where key could be out of range of characters
100 * Added _by_key() methods to allow partitioning of values to particular
102 * MEMCACHED_DEFAILT_TIMEOUT is now set to a non -1 value.
103 * Performance improvements in get operations.
105 0.11 Mon Nov 26 01:05:52 PST 2007
106 * Added option to memcache_behavior_set() so that poll() can be timed out.
107 * Fixed memory leak in case of using memcached_fetch_result() where no
109 * Bug fixed in memcached_connect() which would cause servers that
110 did not need to be enabled to be enabled (performance issue).
111 * Rewrote bounds checking code for get calls.
112 * "make test" now starts its own memcached servers.
113 * Added Hseih hash (MEMCACHED_HASH_HSIEH), which is showing about 7%
114 performance over standard hash.
116 0.10 Tue Nov 20 23:22:31 PST 2007
117 * Added append binary test.
118 * Added MEMCACHED_BEHAVIOR_CACHE_LOOKUPS behavior so that you can save on
119 multiple DNS lookups.
120 * Added CAS support, though this is optional and must be enabled during
122 * Added the utility memerror to create human readable error strings
123 from memcached errors (aka convert ints to strings)
124 * Fixed type in MEMCACHED_HOST_LOOKUP_FAILURE
125 * Fixed bug where hostname might not be null terminated
126 * Moved to using gethostbyname_r() on Linux to solve thread safety issue
127 * Added -rpath support for pkg-config
128 * Documentation fix for hash setting using memcached_behavior_set()
130 0.9 Thu Nov 15 07:44:00 PST 2007
131 * fix for when no servers are definied.
132 * different buffers are now kept for different connections to
133 speed up async efforts
134 * Modified increment/decrement functions to return uint64_t values
135 * Fixed bug in cases where zero length keys were provided
136 * Thread cleanup issue in memslap
137 * No hostname lookup on reconnect
138 * Fix for flag settings (was doing hex by accident!)
139 * Support for 1.2.4 server additions "prepend" and "append" added.
140 * Added memcached_version()... not sure if I will make this public
143 0.8 Mon Nov 5 10:40:41 PST 2007
144 * Adding support for CRC hash method
145 * Adding support for UNIX sockets
146 * Added additional HASHing methods of FNV1_64,FNV1A_64, FNV1_32, FNV1A_32
147 * Added pkgconfig support (PKG_CHECK_MODULES)
148 * Fixed conflict with defined type in MySQL
149 * Added memcached_result_st structure and functions to manipulate it.
151 0.7 Tue Oct 30 09:24:05 PDT 2007
152 * Poved to poll() from select()
153 * Fixes in internal string class for allocation of large numbers of
155 * memcached_mget() function now sends keys as it parses them instead of
156 building strings as it goes.
157 * Propper flush now for making sure we get all IO sent even when in
159 * Added --enable-debug rule for configure
160 * All asserts() removed (hey this is going into production!)
163 0.6 Wed Oct 17 08:41:35 PDT 2007
164 * get value returns are now null terminated (request by Cal Heldenbrand)
165 * Fixed connections for more hosts then two.
166 * Rewrite of the read/write IO systems to handle different sorts of host
168 * Added man pages for all functions and tools
169 * Raised buffer size for readinng/writing to 16K
170 * You can now optionally set the socket size for recv/send via
171 memached_behavior_set/get.
173 0.5 Tue Oct 9 00:22:25 PDT 2007
174 * Ruby maintainer mentioned TCP_NODELAY patch he had added. Added this to C
175 library as well. (Eric Hodel drbrain@segment7.net)
176 * Added support script for set_benchmark
177 * Updated memslap to allow testing of TCP_NODELAY
178 * Updated memslap to support --flush (aka dump memcache servers before
180 * Fixed bug in multiple hosts not being activated
181 * Added environmental variable MEMCACHED_SERVERS which can be used to
182 set the servers list.
183 * fixed memcached_stat method (and now memstat works)
184 * server connect now happens on demand.
185 * Help for all command line applications
187 0.4 Wed Oct 3 10:28:50 PDT 2007
188 * Added buffered IO to write calls for keys
189 * Added buffered IO for reads
190 * memstat was broken (bad if/else on connect)
191 * New non-blocking IO (not default yet). Mucho faster
192 * Refactor of test system.
193 * memslap crash solved
195 0.3 Mon Oct 1 06:37:52 PDT 2007
196 * Jeff Fisher <guppy@techmonkeys.org> provided a spec file
197 * Added "make rpm" around dist file
198 * Added support for Solaris
199 * Added support for DTrace
200 * Fixed read to be recv and write to be send
201 * Bug fix where memstat would core if no server was found
202 * Added memslap tool (load generator)
203 * Numerous bug fixes in library
204 * Added calls to library for creating host lists (see
205 text cases to understand how to use this).
207 0.2 Thu Sep 27 03:46:57 PDT 2007
208 * First public version
projects / m6w6 / libmemcached / blob