1 0.26 Thu Jan 29 13:05:50 PST 2009
2 * Fix for decrement on hash key
3 * Fixed assert that was catching bad memset() call in host_reset()
4 * Fix purge issue for blocked IO which has been stacked.
6 0.25 Fri Nov 28 09:59:35 PST 2008
8 * Update of Murmur hash code
9 * Support explicit weights (Robey Pointer, Evan Weaver)
10 * Bugfix for ketama continuum (Robey Pointer)
11 * New behavior MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY (Robey Pointer)
12 * Don't ever call stats for weighting servers, because it is unstable.
14 0.24 Tue Sep 16 02:59:03 PDT 2008 (never released)
15 * Cleanup compile warnings.
16 * Fix issues in partitioning by keys.
17 * Fixed "fail case" to make sure when calling memcached_clone() no
18 memcached_st is over written.
19 * New memcached_server_by_key() method for finding a server from
21 * memcached_server_free() was added for freeing server structures.
24 0.23 Sun Sep 7 08:13:59 PDT 2008
25 * Added strings.h header for Solaris 9
27 * Support for weighted Ketama from Yin Chen.
29 * Fix for 0 length key to trigger bad key.
30 * Added behaviors MEMCACHED_BEHAVIOR_SND_TIMEOUT, MEMCACHED_BEHAVIOR_RCV_TIMEOUT
31 * Support for Binary Protocol added
33 0.22 Mon Jul 14 09:24:11 PDT 2008
34 * Fix where master key was no being checked for "bad key"
35 * Fixed bugs in stats output (thread output was wrong)
36 * Clarified MEMCACHED_BAD_KEY_PROVIDED is return for bad prefix key.
37 * Found a bug in Flags return (Jacek Ostrowski)
38 * Fixed issue with compiling on Visual Studio
40 0.21 Fri May 23 18:34:09 PDT 2008
41 * Change of char * to const char * for all key based functions.
42 * New MEMCACHED_CALLBACK_PREFIX_KEY added. You can now create domains for
44 * Fixed bug introducd in last version on memcp
45 * Fix for death of file io to call shutdown()
47 0.20 Mon May 5 08:34:26 PDT 2008
48 * New consistent distribution tests.
49 * Found a memory leak when a server constantly fails.
50 * Fix in watchpoint macro
51 * Changed default timeout to 1 second for poll timeouts
52 * Wheel uses less memory/dynamic allocation for size (no longer limited to
54 * memslap memory leak fix
55 * Added Ketama distribution
56 * Fix assert.h compile problem on CentOS
58 0.19 Wed Apr 9 09:30:53 PDT 2008
59 * Documentation fix in libmemcached.
60 * Fixed bug where sort was always occuring on hosts
61 * Logic fix in branch prediction (thanks Jay!)
62 * Read through cached support.
63 * Fixed for cas by key operation.
64 * Fix for memcached_server_st list structures to have correct count.
65 * Added callback MEMCACHED_CALLBACK_DELETE_TRIGGER
66 * Removed function call in favor of macro (aka cut out some instructions)
69 0.18 Sun Mar 16 21:57:55 PDT 2008
70 * Fix plus tests for non-zero value objects and flags.
71 * MEMCACHED_HASH_MURMUR added for murmur algorithm provided.
72 * MEMCACHED_BEHAVIOR_RETRY_TIMEOUT added to keep connecting from looping
74 * gcc branch prediction optimizations
75 * Refactored entire tree to make include files cleaner
76 * Fixed leaked socket.
78 0.17 Wed Feb 27 03:33:29 PST 2008
79 * MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT added for connect timeout in
81 * Incompatible change in memcached_behavior_set() api. We now use a
82 uint64_t, instead of a pointer.
83 * Fix for storage of values for zero.
84 * memcached_server_cursor() function added to API for cycling through servers.
86 0.16 Mon Feb 18 00:30:25 PST 2008
87 * Work on the UDP protocol
88 * Added get_by_key, set_by_key tests for C++ API
89 * Fix for limit_maxbytes to be 64bit in stats
90 * Added Atom Smasher test (scale baby, scale!)
91 * Servers are now sorted, meaning that servers are now ordered so that
92 clients with the same lists, will have same distribution. (Idea from
93 Ross McFarland). MEMCACHED_BEHAVIOR_SORT_HOSTS was added to enable
95 * Added MEMCACHED_BAD_KEY_PROVIDED error for auto, set, and get operations.
96 MEMCACHED_BEHAVIOR_VERIFY_KEY was added to enable this feature.
97 * More error messages on command line tools.
98 * Fixed bugs in memcached_cas() operator.
99 * Fix to loop through interfaces
101 0.15 Tue Jan 29 14:55:44 PST 2008
102 * More work on the C++ API.
103 * Bug fixes around block corner cases.
104 * Slight performance increase in both read() and write().
106 0.14 Tue Jan 22 06:21:49 PST 2008
107 * For for bug found by Evan Weaver where increment() was not returning
108 propper error of value was not found.
109 * Fix for bad null pointer on flag by Toru Maesaka.
110 * Refactor of all IO to just pass in the active server
111 * Problem configuring (PKG_CHECK_MODULES) fixed by removal of "rpath" in
112 support/libmemcached.pc.in (Thanks to Ross McFarland).
113 * Added memcached_callback_get()/set()
114 * First prototype of C++ interface
115 * Updated docs for uint16_t changes in previous release
117 0.13 Sun Jan 13 06:51:50 PST 2008
118 * MEMCACHED_BEHAVIOR_USER_DATA added to store user pointer.
119 * Fix for failure to connect to invalidate socket.
120 * Patch from Marc Rossi to add --hash option for memcp, memrm, and memcat.
121 * Kevin's patch for fixing EOF issues during a read.
122 * Toru Maesaka patch for stats mismatch
123 * Fix for when CRC return 0
124 * Fixed uint16_t issues around flags. Turns out the documentation on the
126 * Lingering socket fixes for FreeBSD.
127 * Patches from Kevin Dalley for FreeBSD 4.0
128 * Added multi delete functions.
129 * All get key returns have C style null termination
130 * If memcached_server_list_append is passed NULLs instead of pointers it
132 * Added memcached_fetch_execute() method
133 * Found a bug where memcached_fetch() was not null terminating the result
135 * memcached_behavior() now has the ability to set "buffering" so that
136 data is not automatically flushed.
137 * Behavior change, buffered commands now return MEMCACHED_BUFFERED
139 0.12 Tue Dec 11 15:20:55 PST 2007
140 * Updates for consistent hashing
142 * Static allocation for hostname (performance)
143 * Fixed bug where in non-block mode all data might not have been sent on
145 * Refactor of memcached_get() to use common code.
146 * Change in value fetch, MEMCACHED_END is now returned when keys are no
148 * Fixed bug where key could be out of range of characters
149 * Added _by_key() methods to allow partitioning of values to particular
151 * MEMCACHED_DEFAILT_TIMEOUT is now set to a non -1 value.
152 * Performance improvements in get operations.
154 0.11 Mon Nov 26 01:05:52 PST 2007
155 * Added option to memcache_behavior_set() so that poll() can be timed out.
156 * Fixed memory leak in case of using memcached_fetch_result() where no
158 * Bug fixed in memcached_connect() which would cause servers that
159 did not need to be enabled to be enabled (performance issue).
160 * Rewrote bounds checking code for get calls.
161 * "make test" now starts its own memcached servers.
162 * Added Hseih hash (MEMCACHED_HASH_HSIEH), which is showing about 7%
163 performance over standard hash.
165 0.10 Tue Nov 20 23:22:31 PST 2007
166 * Added append binary test.
167 * Added MEMCACHED_BEHAVIOR_CACHE_LOOKUPS behavior so that you can save on
168 multiple DNS lookups.
169 * Added CAS support, though this is optional and must be enabled during
171 * Added the utility memerror to create human readable error strings
172 from memcached errors (aka convert ints to strings)
173 * Fixed type in MEMCACHED_HOST_LOOKUP_FAILURE
174 * Fixed bug where hostname might not be null terminated
175 * Moved to using gethostbyname_r() on Linux to solve thread safety issue
176 * Added -rpath support for pkg-config
177 * Documentation fix for hash setting using memcached_behavior_set()
179 0.9 Thu Nov 15 07:44:00 PST 2007
180 * fix for when no servers are definied.
181 * different buffers are now kept for different connections to
182 speed up async efforts
183 * Modified increment/decrement functions to return uint64_t values
184 * Fixed bug in cases where zero length keys were provided
185 * Thread cleanup issue in memslap
186 * No hostname lookup on reconnect
187 * Fix for flag settings (was doing hex by accident!)
188 * Support for 1.2.4 server additions "prepend" and "append" added.
189 * Added memcached_version()... not sure if I will make this public
192 0.8 Mon Nov 5 10:40:41 PST 2007
193 * Adding support for CRC hash method
194 * Adding support for UNIX sockets
195 * Added additional HASHing methods of FNV1_64,FNV1A_64, FNV1_32, FNV1A_32
196 * Added pkgconfig support (PKG_CHECK_MODULES)
197 * Fixed conflict with defined type in MySQL
198 * Added memcached_result_st structure and functions to manipulate it.
200 0.7 Tue Oct 30 09:24:05 PDT 2007
201 * Poved to poll() from select()
202 * Fixes in internal string class for allocation of large numbers of
204 * memcached_mget() function now sends keys as it parses them instead of
205 building strings as it goes.
206 * Propper flush now for making sure we get all IO sent even when in
208 * Added --enable-debug rule for configure
209 * All asserts() removed (hey this is going into production!)
212 0.6 Wed Oct 17 08:41:35 PDT 2007
213 * get value returns are now null terminated (request by Cal Heldenbrand)
214 * Fixed connections for more hosts then two.
215 * Rewrite of the read/write IO systems to handle different sorts of host
217 * Added man pages for all functions and tools
218 * Raised buffer size for readinng/writing to 16K
219 * You can now optionally set the socket size for recv/send via
220 memached_behavior_set/get.
222 0.5 Tue Oct 9 00:22:25 PDT 2007
223 * Ruby maintainer mentioned TCP_NODELAY patch he had added. Added this to C
224 library as well. (Eric Hodel drbrain@segment7.net)
225 * Added support script for set_benchmark
226 * Updated memslap to allow testing of TCP_NODELAY
227 * Updated memslap to support --flush (aka dump memcache servers before
229 * Fixed bug in multiple hosts not being activated
230 * Added environmental variable MEMCACHED_SERVERS which can be used to
231 set the servers list.
232 * fixed memcached_stat method (and now memstat works)
233 * server connect now happens on demand.
234 * Help for all command line applications
236 0.4 Wed Oct 3 10:28:50 PDT 2007
237 * Added buffered IO to write calls for keys
238 * Added buffered IO for reads
239 * memstat was broken (bad if/else on connect)
240 * New non-blocking IO (not default yet). Mucho faster
241 * Refactor of test system.
242 * memslap crash solved
244 0.3 Mon Oct 1 06:37:52 PDT 2007
245 * Jeff Fisher <guppy@techmonkeys.org> provided a spec file
246 * Added "make rpm" around dist file
247 * Added support for Solaris
248 * Added support for DTrace
249 * Fixed read to be recv and write to be send
250 * Bug fix where memstat would core if no server was found
251 * Added memslap tool (load generator)
252 * Numerous bug fixes in library
253 * Added calls to library for creating host lists (see
254 text cases to understand how to use this).
256 0.2 Thu Sep 27 03:46:57 PDT 2007
257 * First public version
projects / awesomized / libmemcached / blob