2 * Added --file for memcat.
4 0.40 Thu Apr 22 19:01:25 PDT 2010
5 * Placed retry logic in for busted resolvers
6 * Add an ignore for SIGPIPE to solve OSX issues.
7 * A couple of fixed for memcached_light server.
8 * Updated to debug mode to track io_wait
10 0.39 Tue Apr 6 12:35:13 PDT 2010
11 * Add support for prefix keys to binary protocol.
12 * Remove the undocumented call memcached_server_remove().
13 * The undocumented call memcached_server_by_key() now returns const.
14 * memcached_server_error_reset() has been deprecated.
15 * memcached_server_list() has been deprecated. Use memcached_server_cursor() to walk the servers found in a memcached_st() structure.
16 * memcached_verbosity() can now be run concurrently with other operations.
18 * Fixes memory leak found in EJECT HOSTS.
20 0.38 Wed Feb 10 09:40:33 PST 2010
21 * C++ interface for libhashkit.
22 * Modified memcached_set_memory_allocators() so that it requires a context pointer.
23 * memcached_clone() now runs 5 times faster.
24 * Functions used for callbacks are now given const memcached_st.
25 * Added MEMCACHED_BEHAVIOR_CORK.
26 * memslap now creates a configuration file at ~/.memslap.cnf
27 * memcached_purge() now calls any callbacks registered during get execution.
28 * Many fixes to memslap.
29 * Updates for memcapable.
30 * Compile fixes for OpenBSD.
31 * Fix for possible recursive decent on IO failure.
33 0.37 Mon Jan 11 16:29:57 PST 2010
34 * Fixed build for libhashkit.
35 * Fixed install path regression.
36 * Modified RPM to strict check install.
37 * Added documentation for memcached_server_cursor();
38 * Added memcached_servers_reset().
39 * Modified memcached_st to remove dead cursor_server member.
41 0.36 Wed Jan 6 18:23:50 PST 2010
42 * Merged in new memslap utility.
43 * All of constants.h has been updated to match style (all old identifiers continue to work).
44 * Added first pass for libhashkit.
45 * Updated test Framework/extended tests.
46 * Random read support during replication added.
47 * Modified use_sort so that the option can be applied to any distribution type.
48 * We removed the MEMCACHED_BEHAVIOR_KETAMA_COMPAT_MODE added in 0.35. Instead use memcached_behavior_set_distribution().
50 0.35 Mon Nov 9 11:18:33 PST 2009
51 * Added support for by_key operations for inc/dec methods.
52 * Added mget test to memslap.
53 * Support for compatible ketama for SpyMemcached
54 * Update C++ interface.
57 0.34 Tue Oct 13 08:39:51 PDT 2009
58 * Added support for setting behavior flags on a connection pool.
59 * Don't increment server_failure_counter on normal disconnects.
60 * Added prototype for a callback based protocol parser (server side) with examples so that you could let your own application speak the memcached protocol
61 * Updated memcapable to test ASCII protocol.
62 * Changed behavior so that server can be removed at first sign of failure.
63 * Added memcached_server_get_last_disconnect() call
65 0.33 Wed Sep 23 10:11:58 PDT 2009
66 * Added memcapable to test servers for binary compatibility.
67 * Updated C++ interface. Added basic support for C++ exceptions. Added multiple constructors the memcached client object. The C++ interface now takes parameters which are C++ types (such as std::string).
68 * Several bug fixes for binary protocol support.
69 * Fixed crashing issue with dumping from memcachd server (server internals were changed without documenting change).
71 0.32 Tue Sep 15 15:49:09 PDT 2009
72 * Change of behavior where linger is only modified for no-block and then it is set to zero.
73 * Added Twitter's memcached_server_error() functions.
74 * Fix for OSX compiles in development builds.
75 * Updated C++ interface.
76 * Updated memcached_mget and memcached_mget_by_key to take a size_t as a parameter instead of an unsigned int for number_of_keys.
78 0.31 Fri Jul 10 09:02:50 PDT 2009
79 * Added support or HA via replication.
80 * malloc() removed for server key usage.
81 * Update build system.
82 * Added support for memcached_set_memory_allocators().
83 * Fixed bug in configure.ac for have_htoll.
85 0.30 Sun May 31 17:31:52 PDT 2009
86 * Added memcachd_dump command (and framework for memdump tool).
87 * Realigned all structures to remove padding (and line up important bits for 64bit caches.
88 * Remove some of sprintf() in storage calls().
89 * Removed printf() in stat call for unknown stat member.
90 * memcached_generate_hash() function added.
91 * Added tests to make sure all hash functions are stable.
93 0.29 Tue May 19 08:26:48 PDT 2009
94 * Fixed malloc usage to calloc for spots where we need zero filled memory.
95 * All code warnings now treated as errors.
96 * Fixes for debian packaging.
97 * Added new pooling mechanism.
98 * MEMCACHED_BEHAVIOR_NO_BLOCK no longer also sets MEMCACHED_BEHAVIOR_BUFFER_REQUESTS.
99 * Updated generic rpm.
101 0.28 Tue Apr 14 18:56:28 PDT 2009
102 * Fixed bug in init sructure (reapplied)
103 * Fixed bug in get/set by key (nikkhils@gmail.com)
105 0.27 Sun Mar 29 22:33:01 PDT 2009
106 * Added new UDP fire-forget mode.
107 * Reworked performance for mget() to better make use of async protocol
108 * Cleaned up execution of fetch (just one set of code now)
109 * Fixed Jenkin's for big endian hosts.
110 * Updates for memstat to determine network latency.
111 * Updates for binary protocol.
112 * Many updates to documentation.
114 0.26 Thu Jan 29 13:05:50 PST 2009
115 * Fix for decrement on hash key
116 * Fixed assert that was catching bad memset() call in host_reset()
117 * Fix purge issue for blocked IO which has been stacked.
119 0.25 Fri Nov 28 09:59:35 PST 2008
120 * Jenkins HASH added.
121 * Update of Murmur hash code
122 * Support explicit weights (Robey Pointer, Evan Weaver)
123 * Bugfix for ketama continuum (Robey Pointer)
124 * New behavior MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY (Robey Pointer)
125 * Don't ever call stats for weighting servers, because it is unstable.
127 0.24 Tue Sep 16 02:59:03 PDT 2008 (never released)
128 * Cleanup compile warnings.
129 * Fix issues in partitioning by keys.
130 * Fixed "fail case" to make sure when calling memcached_clone() no memcached_st is over written.
131 * New memcached_server_by_key() method for finding a server from a key.
132 * memcached_server_free() was added for freeing server structures.
135 0.23 Sun Sep 7 08:13:59 PDT 2008
136 * Added strings.h header for Solaris 9
138 * Support for weighted Ketama from Yin Chen.
140 * Fix for 0 length key to trigger bad key.
141 * Added behaviors MEMCACHED_BEHAVIOR_SND_TIMEOUT, MEMCACHED_BEHAVIOR_RCV_TIMEOUT
142 * Support for Binary Protocol added
144 0.22 Mon Jul 14 09:24:11 PDT 2008
145 * Fix where master key was no being checked for "bad key"
146 * Fixed bugs in stats output (thread output was wrong)
147 * Clarified MEMCACHED_BAD_KEY_PROVIDED is return for bad prefix key.
148 * Found a bug in Flags return (Jacek Ostrowski)
149 * Fixed issue with compiling on Visual Studio
151 0.21 Fri May 23 18:34:09 PDT 2008
152 * Change of char * to const char * for all key based functions.
153 * New MEMCACHED_CALLBACK_PREFIX_KEY added. You can now create domains for values.
154 * Fixed bug introducd in last version on memcp
155 * Fix for death of file io to call shutdown()
157 0.20 Mon May 5 08:34:26 PDT 2008
158 * New consistent distribution tests.
159 * Found a memory leak when a server constantly fails.
160 * Fix in watchpoint macro
161 * Changed default timeout to 1 second for poll timeouts
162 * Wheel uses less memory/dynamic allocation for size (no longer limited to 512 hosts by default.
163 * memslap memory leak fix
164 * Added Ketama distribution
165 * Fix assert.h compile problem on CentOS
167 0.19 Wed Apr 9 09:30:53 PDT 2008
168 * Documentation fix in libmemcached.
169 * Fixed bug where sort was always occuring on hosts
170 * Logic fix in branch prediction (thanks Jay!)
171 * Read through cached support.
172 * Fixed for cas by key operation.
173 * Fix for memcached_server_st list structures to have correct count.
174 * Added callback MEMCACHED_CALLBACK_DELETE_TRIGGER
175 * Removed function call in favor of macro (aka cut out some instructions)
178 0.18 Sun Mar 16 21:57:55 PDT 2008
179 * Fix plus tests for non-zero value objects and flags.
180 * MEMCACHED_HASH_MURMUR added for murmur algorithm provided.
181 * MEMCACHED_BEHAVIOR_RETRY_TIMEOUT added to keep connecting from looping on timeout.
182 * gcc branch prediction optimizations
183 * Refactored entire tree to make include files cleaner
184 * Fixed leaked socket.
186 0.17 Wed Feb 27 03:33:29 PST 2008
187 * MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT added for connect timeout in non-block mode.
188 * Incompatible change in memcached_behavior_set() api. We now use a uint64_t, instead of a pointer.
189 * Fix for storage of values for zero.
190 * memcached_server_cursor() function added to API for cycling through servers.
192 0.16 Mon Feb 18 00:30:25 PST 2008
193 * Work on the UDP protocol
194 * Added get_by_key, set_by_key tests for C++ API
195 * Fix for limit_maxbytes to be 64bit in stats
196 * Added Atom Smasher test (scale baby, scale!)
197 * Servers are now sorted, meaning that servers are now ordered so that clients with the same lists, will have same distribution. (Idea from Ross McFarland). MEMCACHED_BEHAVIOR_SORT_HOSTS was added to enable this support.
198 * Added MEMCACHED_BAD_KEY_PROVIDED error for auto, set, and get operations. MEMCACHED_BEHAVIOR_VERIFY_KEY was added to enable this feature.
199 * More error messages on command line tools.
200 * Fixed bugs in memcached_cas() operator.
201 * Fix to loop through interfaces
203 0.15 Tue Jan 29 14:55:44 PST 2008
204 * More work on the C++ API.
205 * Bug fixes around block corner cases.
206 * Slight performance increase in both read() and write().
208 0.14 Tue Jan 22 06:21:49 PST 2008
209 * For for bug found by Evan Weaver where increment() was not returning propper error of value was not found.
210 * Fix for bad null pointer on flag by Toru Maesaka.
211 * Refactor of all IO to just pass in the active server
212 * Problem configuring (PKG_CHECK_MODULES) fixed by removal of "rpath" in support/libmemcached.pc.in (Thanks to Ross McFarland).
213 * Added memcached_callback_get()/set()
214 * First prototype of C++ interface
215 * Updated docs for uint16_t changes in previous release
217 0.13 Sun Jan 13 06:51:50 PST 2008
218 * MEMCACHED_BEHAVIOR_USER_DATA added to store user pointer.
219 * Fix for failure to connect to invalidate socket.
220 * Patch from Marc Rossi to add --hash option for memcp, memrm, and memcat.
221 * Kevin's patch for fixing EOF issues during a read.
222 * Toru Maesaka patch for stats mismatch
223 * Fix for when CRC return 0
224 * Fixed uint16_t issues around flags. Turns out the documentation on the protocol was wrong.
225 * Lingering socket fixes for FreeBSD.
226 * Patches from Kevin Dalley for FreeBSD 4.0
227 * Added multi delete functions.
228 * All get key returns have C style null termination
229 * If memcached_server_list_append is passed NULLs instead of pointers it returns NULL.
230 * Added memcached_fetch_execute() method
231 * Found a bug where memcached_fetch() was not null terminating the result value.
232 * memcached_behavior() now has the ability to set "buffering" so that data is not automatically flushed.
233 * Behavior change, buffered commands now return MEMCACHED_BUFFERED
235 0.12 Tue Dec 11 15:20:55 PST 2007
236 * Updates for consistent hashing
238 * Static allocation for hostname (performance)
239 * Fixed bug where in non-block mode all data might not have been sent on close().
240 * Refactor of memcached_get() to use common code.
241 * Change in value fetch, MEMCACHED_END is now returned when keys are no longer in the pipe.
242 * Fixed bug where key could be out of range of characters
243 * Added _by_key() methods to allow partitioning of values to particular servers.
244 * MEMCACHED_DEFAILT_TIMEOUT is now set to a non -1 value.
245 * Performance improvements in get operations.
247 0.11 Mon Nov 26 01:05:52 PST 2007
248 * Added option to memcache_behavior_set() so that poll() can be timed out.
249 * Fixed memory leak in case of using memcached_fetch_result() where no value was returned.
250 * Bug fixed in memcached_connect() which would cause servers that did not need to be enabled to be enabled (performance issue).
251 * Rewrote bounds checking code for get calls.
252 * "make test" now starts its own memcached servers.
253 * Added Hseih hash (MEMCACHED_HASH_HSIEH), which is showing about 7% performance over standard hash.
255 0.10 Tue Nov 20 23:22:31 PST 2007
256 * Added append binary test.
257 * Added MEMCACHED_BEHAVIOR_CACHE_LOOKUPS behavior so that you can save on multiple DNS lookups.
258 * Added CAS support, though this is optional and must be enabled during runtime.
259 * Added the utility memerror to create human readable error strings 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 speed up async efforts
269 * Modified increment/decrement functions to return uint64_t values
270 * Fixed bug in cases where zero length keys were provided
271 * Thread cleanup issue in memslap
272 * No hostname lookup on reconnect
273 * Fix for flag settings (was doing hex by accident!)
274 * Support for 1.2.4 server additions "prepend" and "append" added.
275 * Added memcached_version()... not sure if I will make this public or not.
277 0.8 Mon Nov 5 10:40:41 PST 2007
278 * Adding support for CRC hash method
279 * Adding support for UNIX sockets
280 * Added additional HASHing methods of FNV1_64,FNV1A_64, FNV1_32, FNV1A_32
281 * Added pkgconfig support (PKG_CHECK_MODULES)
282 * Fixed conflict with defined type in MySQL
283 * Added memcached_result_st structure and functions to manipulate it.
285 0.7 Tue Oct 30 09:24:05 PDT 2007
286 * Poved to poll() from select()
287 * Fixes in internal string class for allocation of large numbers of strings.
288 * memcached_mget() function now sends keys as it parses them instead of building strings as it goes.
289 * Propper flush now for making sure we get all IO sent even when in non-block mode.
290 * Added --enable-debug rule for configure
291 * All asserts() removed (hey this is going into production!)
294 0.6 Wed Oct 17 08:41:35 PDT 2007
295 * get value returns are now null terminated (request by Cal Heldenbrand)
296 * Fixed connections for more hosts then two.
297 * Rewrite of the read/write IO systems to handle different sorts of host failures.
298 * Added man pages for all functions and tools
299 * Raised buffer size for readinng/writing to 16K
300 * You can now optionally set the socket size for recv/send via memached_behavior_set/get.
302 0.5 Tue Oct 9 00:22:25 PDT 2007
303 * Ruby maintainer mentioned TCP_NODELAY patch he had added. Added this to C
304 library as well. (Eric Hodel drbrain@segment7.net)
305 * Added support script for set_benchmark
306 * Updated memslap to allow testing of TCP_NODELAY
307 * Updated memslap to support --flush (aka dump memcache servers before testing)
308 * Fixed bug in multiple hosts not being activated
309 * Added environmental variable MEMCACHED_SERVERS which can be used to set the servers list.
310 * fixed memcached_stat method (and now memstat works)
311 * server connect now happens on demand.
312 * Help for all command line applications
314 0.4 Wed Oct 3 10:28:50 PDT 2007
315 * Added buffered IO to write calls for keys
316 * Added buffered IO for reads
317 * memstat was broken (bad if/else on connect)
318 * New non-blocking IO (not default yet). Mucho faster
319 * Refactor of test system.
320 * memslap crash solved
322 0.3 Mon Oct 1 06:37:52 PDT 2007
323 * Jeff Fisher <guppy@techmonkeys.org> provided a spec file
324 * Added "make rpm" around dist file
325 * Added support for Solaris
326 * Added support for DTrace
327 * Fixed read to be recv and write to be send
328 * Bug fix where memstat would core if no server was found
329 * Added memslap tool (load generator)
330 * Numerous bug fixes in library
331 * Added calls to library for creating host lists (see text cases to understand how to use this).
333 0.2 Thu Sep 27 03:46:57 PDT 2007
334 * First public version
projects / m6w6 / libmemcached / blob