2 * Fixed build for libhashkit.
3 * Fixed install path regression.
4 * Modified RPM to strict check install.
6 0.36 Wed Jan 6 18:23:50 PST 2010
7 * Merged in new memslap utility.
8 * All of constants.h has been updated to match style (all old identifiers
10 * Added first pass for libhashkit.
11 * Updated test Framework/extended tests.
12 * Random read support during replication added.
13 * Modified use_sort so that the option can be applied to any distribution type.
14 * We removed the MEMCACHED_BEHAVIOR_KETAMA_COMPAT_MODE added in 0.35. Instead use
15 memcached_behavior_set_distribution().
17 0.35 Mon Nov 9 11:18:33 PST 2009
18 * Added support for by_key operations for inc/dec methods.
19 * Added mget test to memslap.
20 * Support for compatible ketama for SpyMemcached
21 * Update C++ interface.
24 0.34 Tue Oct 13 08:39:51 PDT 2009
25 * Added support for setting behavior flags on a connection pool.
26 * Don't increment server_failure_counter on normal disconnects.
27 * Added prototype for a callback based protocol parser (server side)
28 with examples so that you could let your own application speak the
30 * Updated memcapable to test ASCII protocol.
31 * Changed behavior so that server can be removed at first sign of failure.
32 * Added memcached_server_get_last_disconnect() call
34 0.33 Wed Sep 23 10:11:58 PDT 2009
35 * Added memcapable to test servers for binary compatibility.
36 * Updated C++ interface. Added basic support for C++ exceptions. Added
37 multiple constructors the memcached client object. The C++ interface
38 now takes parameters which are C++ types (such as std::string).
39 * Several bug fixes for binary protocol support.
40 * Fixed crashing issue with dumping from memcachd server (server internals
41 were changed without documenting change).
43 0.32 Tue Sep 15 15:49:09 PDT 2009
44 * Change of behavior where linger is only modified for no-block and then
46 * Added Twitter's memcached_server_error() functions.
47 * Fix for OSX compiles in development builds.
48 * Updated C++ interface.
49 * Updated memcached_mget and memcached_mget_by_key to take a size_t
50 as a parameter instead of an unsigned int for number_of_keys.
52 0.31 Fri Jul 10 09:02:50 PDT 2009
53 * Added support or HA via replication.
54 * malloc() removed for server key usage.
55 * Update build system.
56 * Added support for memcached_set_memory_allocators().
57 * Fixed bug in configure.ac for have_htoll.
59 0.30 Sun May 31 17:31:52 PDT 2009
60 * Added memcachd_dump command (and framework for memdump tool).
61 * Realigned all structures to remove padding (and line up important bits for 64bit caches.
62 * Remove some of sprintf() in storage calls().
63 * Removed printf() in stat call for unknown stat member.
64 * memcached_generate_hash() function added.
65 * Added tests to make sure all hash functions are stable.
67 0.29 Tue May 19 08:26:48 PDT 2009
68 * Fixed malloc usage to calloc for spots where we need zero filled memory.
69 * All code warnings now treated as errors.
70 * Fixes for debian packaging.
71 * Added new pooling mechanism.
72 * MEMCACHED_BEHAVIOR_NO_BLOCK no longer also sets MEMCACHED_BEHAVIOR_BUFFER_REQUESTS.
73 * Updated generic rpm.
75 0.28 Tue Apr 14 18:56:28 PDT 2009
76 * Fixed bug in init sructure (reapplied)
77 * Fixed bug in get/set by key (nikkhils@gmail.com)
79 0.27 Sun Mar 29 22:33:01 PDT 2009
80 * Added new UDP fire-forget mode.
81 * Reworked performance for mget() to better make use of async protocol
82 * Cleaned up execution of fetch (just one set of code now)
83 * Fixed Jenkin's for big endian hosts.
84 * Updates for memstat to determine network latency.
85 * Updates for binary protocol.
86 * Many updates to documentation.
88 0.26 Thu Jan 29 13:05:50 PST 2009
89 * Fix for decrement on hash key
90 * Fixed assert that was catching bad memset() call in host_reset()
91 * Fix purge issue for blocked IO which has been stacked.
93 0.25 Fri Nov 28 09:59:35 PST 2008
95 * Update of Murmur hash code
96 * Support explicit weights (Robey Pointer, Evan Weaver)
97 * Bugfix for ketama continuum (Robey Pointer)
98 * New behavior MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY (Robey Pointer)
99 * Don't ever call stats for weighting servers, because it is unstable.
101 0.24 Tue Sep 16 02:59:03 PDT 2008 (never released)
102 * Cleanup compile warnings.
103 * Fix issues in partitioning by keys.
104 * Fixed "fail case" to make sure when calling memcached_clone() no
105 memcached_st is over written.
106 * New memcached_server_by_key() method for finding a server from
108 * memcached_server_free() was added for freeing server structures.
111 0.23 Sun Sep 7 08:13:59 PDT 2008
112 * Added strings.h header for Solaris 9
114 * Support for weighted Ketama from Yin Chen.
116 * Fix for 0 length key to trigger bad key.
117 * Added behaviors MEMCACHED_BEHAVIOR_SND_TIMEOUT, MEMCACHED_BEHAVIOR_RCV_TIMEOUT
118 * Support for Binary Protocol added
120 0.22 Mon Jul 14 09:24:11 PDT 2008
121 * Fix where master key was no being checked for "bad key"
122 * Fixed bugs in stats output (thread output was wrong)
123 * Clarified MEMCACHED_BAD_KEY_PROVIDED is return for bad prefix key.
124 * Found a bug in Flags return (Jacek Ostrowski)
125 * Fixed issue with compiling on Visual Studio
127 0.21 Fri May 23 18:34:09 PDT 2008
128 * Change of char * to const char * for all key based functions.
129 * New MEMCACHED_CALLBACK_PREFIX_KEY added. You can now create domains for
131 * Fixed bug introducd in last version on memcp
132 * Fix for death of file io to call shutdown()
134 0.20 Mon May 5 08:34:26 PDT 2008
135 * New consistent distribution tests.
136 * Found a memory leak when a server constantly fails.
137 * Fix in watchpoint macro
138 * Changed default timeout to 1 second for poll timeouts
139 * Wheel uses less memory/dynamic allocation for size (no longer limited to
140 512 hosts by default.
141 * memslap memory leak fix
142 * Added Ketama distribution
143 * Fix assert.h compile problem on CentOS
145 0.19 Wed Apr 9 09:30:53 PDT 2008
146 * Documentation fix in libmemcached.
147 * Fixed bug where sort was always occuring on hosts
148 * Logic fix in branch prediction (thanks Jay!)
149 * Read through cached support.
150 * Fixed for cas by key operation.
151 * Fix for memcached_server_st list structures to have correct count.
152 * Added callback MEMCACHED_CALLBACK_DELETE_TRIGGER
153 * Removed function call in favor of macro (aka cut out some instructions)
156 0.18 Sun Mar 16 21:57:55 PDT 2008
157 * Fix plus tests for non-zero value objects and flags.
158 * MEMCACHED_HASH_MURMUR added for murmur algorithm provided.
159 * MEMCACHED_BEHAVIOR_RETRY_TIMEOUT added to keep connecting from looping
161 * gcc branch prediction optimizations
162 * Refactored entire tree to make include files cleaner
163 * Fixed leaked socket.
165 0.17 Wed Feb 27 03:33:29 PST 2008
166 * MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT added for connect timeout in
168 * Incompatible change in memcached_behavior_set() api. We now use a
169 uint64_t, instead of a pointer.
170 * Fix for storage of values for zero.
171 * memcached_server_cursor() function added to API for cycling through servers.
173 0.16 Mon Feb 18 00:30:25 PST 2008
174 * Work on the UDP protocol
175 * Added get_by_key, set_by_key tests for C++ API
176 * Fix for limit_maxbytes to be 64bit in stats
177 * Added Atom Smasher test (scale baby, scale!)
178 * Servers are now sorted, meaning that servers are now ordered so that
179 clients with the same lists, will have same distribution. (Idea from
180 Ross McFarland). MEMCACHED_BEHAVIOR_SORT_HOSTS was added to enable
182 * Added MEMCACHED_BAD_KEY_PROVIDED error for auto, set, and get operations.
183 MEMCACHED_BEHAVIOR_VERIFY_KEY was added to enable this feature.
184 * More error messages on command line tools.
185 * Fixed bugs in memcached_cas() operator.
186 * Fix to loop through interfaces
188 0.15 Tue Jan 29 14:55:44 PST 2008
189 * More work on the C++ API.
190 * Bug fixes around block corner cases.
191 * Slight performance increase in both read() and write().
193 0.14 Tue Jan 22 06:21:49 PST 2008
194 * For for bug found by Evan Weaver where increment() was not returning
195 propper error of value was not found.
196 * Fix for bad null pointer on flag by Toru Maesaka.
197 * Refactor of all IO to just pass in the active server
198 * Problem configuring (PKG_CHECK_MODULES) fixed by removal of "rpath" in
199 support/libmemcached.pc.in (Thanks to Ross McFarland).
200 * Added memcached_callback_get()/set()
201 * First prototype of C++ interface
202 * Updated docs for uint16_t changes in previous release
204 0.13 Sun Jan 13 06:51:50 PST 2008
205 * MEMCACHED_BEHAVIOR_USER_DATA added to store user pointer.
206 * Fix for failure to connect to invalidate socket.
207 * Patch from Marc Rossi to add --hash option for memcp, memrm, and memcat.
208 * Kevin's patch for fixing EOF issues during a read.
209 * Toru Maesaka patch for stats mismatch
210 * Fix for when CRC return 0
211 * Fixed uint16_t issues around flags. Turns out the documentation on the
213 * Lingering socket fixes for FreeBSD.
214 * Patches from Kevin Dalley for FreeBSD 4.0
215 * Added multi delete functions.
216 * All get key returns have C style null termination
217 * If memcached_server_list_append is passed NULLs instead of pointers it
219 * Added memcached_fetch_execute() method
220 * Found a bug where memcached_fetch() was not null terminating the result
222 * memcached_behavior() now has the ability to set "buffering" so that
223 data is not automatically flushed.
224 * Behavior change, buffered commands now return MEMCACHED_BUFFERED
226 0.12 Tue Dec 11 15:20:55 PST 2007
227 * Updates for consistent hashing
229 * Static allocation for hostname (performance)
230 * Fixed bug where in non-block mode all data might not have been sent on
232 * Refactor of memcached_get() to use common code.
233 * Change in value fetch, MEMCACHED_END is now returned when keys are no
235 * Fixed bug where key could be out of range of characters
236 * Added _by_key() methods to allow partitioning of values to particular
238 * MEMCACHED_DEFAILT_TIMEOUT is now set to a non -1 value.
239 * Performance improvements in get operations.
241 0.11 Mon Nov 26 01:05:52 PST 2007
242 * Added option to memcache_behavior_set() so that poll() can be timed out.
243 * Fixed memory leak in case of using memcached_fetch_result() where no
245 * Bug fixed in memcached_connect() which would cause servers that
246 did not need to be enabled to be enabled (performance issue).
247 * Rewrote bounds checking code for get calls.
248 * "make test" now starts its own memcached servers.
249 * Added Hseih hash (MEMCACHED_HASH_HSIEH), which is showing about 7%
250 performance over standard hash.
252 0.10 Tue Nov 20 23:22:31 PST 2007
253 * Added append binary test.
254 * Added MEMCACHED_BEHAVIOR_CACHE_LOOKUPS behavior so that you can save on
255 multiple DNS lookups.
256 * Added CAS support, though this is optional and must be enabled during
258 * Added the utility memerror to create human readable error strings
259 from memcached errors (aka convert ints to strings)
260 * Fixed type in MEMCACHED_HOST_LOOKUP_FAILURE
261 * Fixed bug where hostname might not be null terminated
262 * Moved to using gethostbyname_r() on Linux to solve thread safety issue
263 * Added -rpath support for pkg-config
264 * Documentation fix for hash setting using memcached_behavior_set()
266 0.9 Thu Nov 15 07:44:00 PST 2007
267 * fix for when no servers are definied.
268 * different buffers are now kept for different connections to
269 speed up async efforts
270 * Modified increment/decrement functions to return uint64_t values
271 * Fixed bug in cases where zero length keys were provided
272 * Thread cleanup issue in memslap
273 * No hostname lookup on reconnect
274 * Fix for flag settings (was doing hex by accident!)
275 * Support for 1.2.4 server additions "prepend" and "append" added.
276 * Added memcached_version()... not sure if I will make this public
279 0.8 Mon Nov 5 10:40:41 PST 2007
280 * Adding support for CRC hash method
281 * Adding support for UNIX sockets
282 * Added additional HASHing methods of FNV1_64,FNV1A_64, FNV1_32, FNV1A_32
283 * Added pkgconfig support (PKG_CHECK_MODULES)
284 * Fixed conflict with defined type in MySQL
285 * Added memcached_result_st structure and functions to manipulate it.
287 0.7 Tue Oct 30 09:24:05 PDT 2007
288 * Poved to poll() from select()
289 * Fixes in internal string class for allocation of large numbers of
291 * memcached_mget() function now sends keys as it parses them instead of
292 building strings as it goes.
293 * Propper flush now for making sure we get all IO sent even when in
295 * Added --enable-debug rule for configure
296 * All asserts() removed (hey this is going into production!)
299 0.6 Wed Oct 17 08:41:35 PDT 2007
300 * get value returns are now null terminated (request by Cal Heldenbrand)
301 * Fixed connections for more hosts then two.
302 * Rewrite of the read/write IO systems to handle different sorts of host
304 * Added man pages for all functions and tools
305 * Raised buffer size for readinng/writing to 16K
306 * You can now optionally set the socket size for recv/send via
307 memached_behavior_set/get.
309 0.5 Tue Oct 9 00:22:25 PDT 2007
310 * Ruby maintainer mentioned TCP_NODELAY patch he had added. Added this to C
311 library as well. (Eric Hodel drbrain@segment7.net)
312 * Added support script for set_benchmark
313 * Updated memslap to allow testing of TCP_NODELAY
314 * Updated memslap to support --flush (aka dump memcache servers before
316 * Fixed bug in multiple hosts not being activated
317 * Added environmental variable MEMCACHED_SERVERS which can be used to
318 set the servers list.
319 * fixed memcached_stat method (and now memstat works)
320 * server connect now happens on demand.
321 * Help for all command line applications
323 0.4 Wed Oct 3 10:28:50 PDT 2007
324 * Added buffered IO to write calls for keys
325 * Added buffered IO for reads
326 * memstat was broken (bad if/else on connect)
327 * New non-blocking IO (not default yet). Mucho faster
328 * Refactor of test system.
329 * memslap crash solved
331 0.3 Mon Oct 1 06:37:52 PDT 2007
332 * Jeff Fisher <guppy@techmonkeys.org> provided a spec file
333 * Added "make rpm" around dist file
334 * Added support for Solaris
335 * Added support for DTrace
336 * Fixed read to be recv and write to be send
337 * Bug fix where memstat would core if no server was found
338 * Added memslap tool (load generator)
339 * Numerous bug fixes in library
340 * Added calls to library for creating host lists (see
341 text cases to understand how to use this).
343 0.2 Thu Sep 27 03:46:57 PDT 2007
344 * First public version
projects / awesomized / libmemcached / blob