1 1.0.7 Sat Apr 28 00:48:29 PDT 2012
2 * Add API call for exist calls.
3 * Update all license files to be BSD.
5 1.0.6 Sat Apr 7 18:26:49 PDT 2012
6 * Fixes for gcc 4.7, lp:961812
7 * Fix for restart issue that happens under testing.
9 * Support for transparent AES encryption.
11 1.0.5 Tue Mar 13 22:56:47 PDT 2012
13 * Version is now parsed directly in the parser, which makes buffered operations now work with it..
14 * memstat has been extended so that it can be used to find the version of the server.
15 * Update documentation.
16 * Fixes for compile issues on Debian and Ubuntu
18 1.0.4 Thu Jan 26 22:33:54 PST 2012
19 * Fix for memcached_dump().
20 * Additional testing for memcached_stat_execute().
22 1.0.3 Sun Jan 8 18:11:36 PST 2012
23 * Increased size of sort buffer used during Ketama.
24 * Added support for new behavior to handle dead servers.
25 * Overall haul of UDP IO.
26 * Fixed C compile issue with memcached_exist()
28 * Clang support for OSX.
29 * All commands now using vector send support.
31 1.0.2 Mon Oct 24 08:00:48 PDT 2011
32 * Dropped libmemcached/memcached_util.h (undocumented header file)
33 * Added memcached_touch() and memcached_touch_by_key()
34 * UDP support restructured to toggle on a complete memcached_st structure.
36 0.53 Mon Sep 26 20:50:33 PDT 2011
37 * Fix for FreeBSD/OpenBSD and -lm
38 * Added memcached_exist()
39 * Fix for memory when using config test.
42 0.52 Sun Sep 11 22:16:08 PDT 2011
43 * Build fixes for Ubuntu/Suse.
45 * Bug fix for looping back through dns lookups under certain failures.
46 * Fixes related to dead server failures.
48 0.51 Thu Jul 21 11:08:58 PDT 2011
49 * memcached_callback_set() now takes its data argument as const
51 * Fix in parser for port number.
53 0.50 Mon Jun 20 10:36:57 PDT 2011
54 * Updates to C++ interface
55 * Custom free allocators need to now check for value before calling free.
56 * memcached_fetch_result() now uses the internal result when available (about 25 to 50% faster).
57 * Fix for stats structure.
58 * Updates to documentation.
59 * memcached_fetch_result() now uses the internal result when available (about 25 to 50% faster).
61 0.49 Thu Apr 14 08:43:37 PDT 2011
62 * Fix calls to auto methods so that if value is not passed in nothing bad happens.
63 * New parser calls for generating memcached_st objects.
65 * New flow control for messages means faster get/set calls.
66 * Added new documentation system.
67 * A behavior change has been now made that if you specify a weight for any server, we enable the weight flag and do weight balancing.
68 * Added MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS to simplify the setting of AUTO REJECT for servers.
70 0.48 Tue Mar 15 23:05:18 PDT 2011
71 * Fix memory leak in server parse.
72 * Move test framework out to be its own library (easier to work with Gearman).
75 0.47 Wed Feb 23 18:46:48 PST 2011
76 * Additional fixes for OpenBSD.
77 * Bug fix 677609, 456080.
78 * SIGPIPE fix for Linux send().
79 * memcapable can now test ascii or binary based on flags.
80 * Additional build fixes for SASL.
83 0.46 Mon Feb 14 10:28:01 PST 2011
84 * Fixes a number of corner case bugs.
85 * Fixes related to OpenBSD.
86 * Better testing for protocol version.
87 * Removes special case infinite wait on blocking setup.
89 0.45 Tue Feb 8 16:02:06 PST 2011
90 * Add support for systemtap
92 0.44 Wed Sep 22 21:57:57 PDT 2010
94 * Hudson port support in test harness.
95 * Improved portability of test hanrness.
98 0.43 Wed Jul 28 16:29:47 PDT 2010
99 * Added --args to memstat so that a greater range of values can be returned.
100 * Prelimanary support for Windows.
101 * memcached_stat_execute() merged.
103 0.42 Tue Jul 6 12:29:50 PDT 2010
104 * Mistake in libtool caused issue with library version
106 0.41 Wed Jun 30 13:15:19 PDT 2010
107 * Added --file for memcat.
108 * Added limemcached_ping() to libmemcached_util
109 * Bugfix for some cases where connect would have issues with timeout.
110 * Wrong value for errno given as error on an IO failure inside of poll.
111 * Bug fix for issue where multiple interfaces with bad DNS were not being caught.
113 0.40 Thu Apr 22 19:01:25 PDT 2010
114 * Placed retry logic in for busted resolvers
115 * Add an ignore for SIGPIPE to solve OSX issues.
116 * A couple of fixed for memcached_light server.
117 * Updated to debug mode to track io_wait
119 0.39 Tue Apr 6 12:35:13 PDT 2010
120 * Add support for prefix keys to binary protocol.
121 * Remove the undocumented call memcached_server_remove().
122 * The undocumented call memcached_server_by_key() now returns const.
123 * memcached_server_error_reset() has been deprecated.
124 * memcached_server_list() has been deprecated. Use memcached_server_cursor() to walk the servers found in a memcached_st() structure.
125 * memcached_verbosity() can now be run concurrently with other operations.
127 * Fixes memory leak found in EJECT HOSTS.
129 0.38 Wed Feb 10 09:40:33 PST 2010
130 * C++ interface for libhashkit.
131 * Modified memcached_set_memory_allocators() so that it requires a context pointer.
132 * memcached_clone() now runs 5 times faster.
133 * Functions used for callbacks are now given const memcached_st.
134 * Added MEMCACHED_BEHAVIOR_CORK.
135 * memslap now creates a configuration file at ~/.memslap.cnf
136 * memcached_purge() now calls any callbacks registered during get execution.
137 * Many fixes to memslap.
138 * Updates for memcapable.
139 * Compile fixes for OpenBSD.
140 * Fix for possible recursive decent on IO failure.
142 0.37 Mon Jan 11 16:29:57 PST 2010
143 * Fixed build for libhashkit.
144 * Fixed install path regression.
145 * Modified RPM to strict check install.
146 * Added documentation for memcached_server_cursor();
147 * Added memcached_servers_reset().
148 * Modified memcached_st to remove dead cursor_server member.
150 0.36 Wed Jan 6 18:23:50 PST 2010
151 * Merged in new memslap utility.
152 * All of constants.h has been updated to match style (all old identifiers continue to work).
153 * Added first pass for libhashkit.
154 * Updated test Framework/extended tests.
155 * Random read support during replication added.
156 * Modified use_sort so that the option can be applied to any distribution type.
157 * We removed the MEMCACHED_BEHAVIOR_KETAMA_COMPAT_MODE added in 0.35. Instead use memcached_behavior_set_distribution().
159 0.35 Mon Nov 9 11:18:33 PST 2009
160 * Added support for by_key operations for inc/dec methods.
161 * Added mget test to memslap.
162 * Support for compatible ketama for SpyMemcached
163 * Update C++ interface.
166 0.34 Tue Oct 13 08:39:51 PDT 2009
167 * Added support for setting behavior flags on a connection pool.
168 * Don't increment server_failure_counter on normal disconnects.
169 * Added prototype for a callback based protocol parser (server side) with examples so that you could let your own application speak the memcached protocol
170 * Updated memcapable to test ASCII protocol.
171 * Changed behavior so that server can be removed at first sign of failure.
172 * Added memcached_server_get_last_disconnect() call
174 0.33 Wed Sep 23 10:11:58 PDT 2009
175 * Added memcapable to test servers for binary compatibility.
176 * 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).
177 * Several bug fixes for binary protocol support.
178 * Fixed crashing issue with dumping from memcachd server (server internals were changed without documenting change).
180 0.32 Tue Sep 15 15:49:09 PDT 2009
181 * Change of behavior where linger is only modified for no-block and then it is set to zero.
182 * Added Twitter's memcached_server_error() functions.
183 * Fix for OSX compiles in development builds.
184 * Updated C++ interface.
185 * 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.
187 0.31 Fri Jul 10 09:02:50 PDT 2009
188 * Added support or HA via replication.
189 * malloc() removed for server key usage.
190 * Update build system.
191 * Added support for memcached_set_memory_allocators().
192 * Fixed bug in configure.ac for have_htoll.
194 0.30 Sun May 31 17:31:52 PDT 2009
195 * Added memcachd_dump command (and framework for memdump tool).
196 * Realigned all structures to remove padding (and line up important bits for 64bit caches.
197 * Remove some of sprintf() in storage calls().
198 * Removed printf() in stat call for unknown stat member.
199 * memcached_generate_hash() function added.
200 * Added tests to make sure all hash functions are stable.
202 0.29 Tue May 19 08:26:48 PDT 2009
203 * Fixed malloc usage to calloc for spots where we need zero filled memory.
204 * All code warnings now treated as errors.
205 * Fixes for debian packaging.
206 * Added new pooling mechanism.
207 * MEMCACHED_BEHAVIOR_NO_BLOCK no longer also sets MEMCACHED_BEHAVIOR_BUFFER_REQUESTS.
208 * Updated generic rpm.
210 0.28 Tue Apr 14 18:56:28 PDT 2009
211 * Fixed bug in init sructure (reapplied)
212 * Fixed bug in get/set by key (nikkhils@gmail.com)
214 0.27 Sun Mar 29 22:33:01 PDT 2009
215 * Added new UDP fire-forget mode.
216 * Reworked performance for mget() to better make use of async protocol
217 * Cleaned up execution of fetch (just one set of code now)
218 * Fixed Jenkin's for big endian hosts.
219 * Updates for memstat to determine network latency.
220 * Updates for binary protocol.
221 * Many updates to documentation.
223 0.26 Thu Jan 29 13:05:50 PST 2009
224 * Fix for decrement on hash key
225 * Fixed assert that was catching bad memset() call in host_reset()
226 * Fix purge issue for blocked IO which has been stacked.
228 0.25 Fri Nov 28 09:59:35 PST 2008
229 * Jenkins HASH added.
230 * Update of Murmur hash code
231 * Support explicit weights (Robey Pointer, Evan Weaver)
232 * Bugfix for ketama continuum (Robey Pointer)
233 * New behavior MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY (Robey Pointer)
234 * Don't ever call stats for weighting servers, because it is unstable.
236 0.24 Tue Sep 16 02:59:03 PDT 2008 (never released)
237 * Cleanup compile warnings.
238 * Fix issues in partitioning by keys.
239 * Fixed "fail case" to make sure when calling memcached_clone() no memcached_st is over written.
240 * New memcached_server_by_key() method for finding a server from a key.
241 * memcached_server_free() was added for freeing server structures.
244 0.23 Sun Sep 7 08:13:59 PDT 2008
245 * Added strings.h header for Solaris 9
247 * Support for weighted Ketama from Yin Chen.
249 * Fix for 0 length key to trigger bad key.
250 * Added behaviors MEMCACHED_BEHAVIOR_SND_TIMEOUT, MEMCACHED_BEHAVIOR_RCV_TIMEOUT
251 * Support for Binary Protocol added
253 0.22 Mon Jul 14 09:24:11 PDT 2008
254 * Fix where master key was no being checked for "bad key"
255 * Fixed bugs in stats output (thread output was wrong)
256 * Clarified MEMCACHED_BAD_KEY_PROVIDED is return for bad prefix key.
257 * Found a bug in Flags return (Jacek Ostrowski)
258 * Fixed issue with compiling on Visual Studio
260 0.21 Fri May 23 18:34:09 PDT 2008
261 * Change of char * to const char * for all key based functions.
262 * New MEMCACHED_CALLBACK_PREFIX_KEY added. You can now create domains for values.
263 * Fixed bug introducd in last version on memcp
264 * Fix for death of file io to call shutdown()
266 0.20 Mon May 5 08:34:26 PDT 2008
267 * New consistent distribution tests.
268 * Found a memory leak when a server constantly fails.
269 * Fix in watchpoint macro
270 * Changed default timeout to 1 second for poll timeouts
271 * Wheel uses less memory/dynamic allocation for size (no longer limited to 512 hosts by default.
272 * memslap memory leak fix
273 * Added Ketama distribution
274 * Fix assert.h compile problem on CentOS
276 0.19 Wed Apr 9 09:30:53 PDT 2008
277 * Documentation fix in libmemcached.
278 * Fixed bug where sort was always occuring on hosts
279 * Logic fix in branch prediction (thanks Jay!)
280 * Read through cached support.
281 * Fixed for cas by key operation.
282 * Fix for memcached_server_st list structures to have correct count.
283 * Added callback MEMCACHED_CALLBACK_DELETE_TRIGGER
284 * Removed function call in favor of macro (aka cut out some instructions)
287 0.18 Sun Mar 16 21:57:55 PDT 2008
288 * Fix plus tests for non-zero value objects and flags.
289 * MEMCACHED_HASH_MURMUR added for murmur algorithm provided.
290 * MEMCACHED_BEHAVIOR_RETRY_TIMEOUT added to keep connecting from looping on timeout.
291 * gcc branch prediction optimizations
292 * Refactored entire tree to make include files cleaner
293 * Fixed leaked socket.
295 0.17 Wed Feb 27 03:33:29 PST 2008
296 * MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT added for connect timeout in non-block mode.
297 * Incompatible change in memcached_behavior_set() api. We now use a uint64_t, instead of a pointer.
298 * Fix for storage of values for zero.
299 * memcached_server_cursor() function added to API for cycling through servers.
301 0.16 Mon Feb 18 00:30:25 PST 2008
302 * Work on the UDP protocol
303 * Added get_by_key, set_by_key tests for C++ API
304 * Fix for limit_maxbytes to be 64bit in stats
305 * Added Atom Smasher test (scale baby, scale!)
306 * 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.
307 * Added MEMCACHED_BAD_KEY_PROVIDED error for auto, set, and get operations. MEMCACHED_BEHAVIOR_VERIFY_KEY was added to enable this feature.
308 * More error messages on command line tools.
309 * Fixed bugs in memcached_cas() operator.
310 * Fix to loop through interfaces
312 0.15 Tue Jan 29 14:55:44 PST 2008
313 * More work on the C++ API.
314 * Bug fixes around block corner cases.
315 * Slight performance increase in both read() and write().
317 0.14 Tue Jan 22 06:21:49 PST 2008
318 * For for bug found by Evan Weaver where increment() was not returning propper error of value was not found.
319 * Fix for bad null pointer on flag by Toru Maesaka.
320 * Refactor of all IO to just pass in the active server
321 * Problem configuring (PKG_CHECK_MODULES) fixed by removal of "rpath" in support/libmemcached.pc.in (Thanks to Ross McFarland).
322 * Added memcached_callback_get()/set()
323 * First prototype of C++ interface
324 * Updated docs for uint16_t changes in previous release
326 0.13 Sun Jan 13 06:51:50 PST 2008
327 * MEMCACHED_BEHAVIOR_USER_DATA added to store user pointer.
328 * Fix for failure to connect to invalidate socket.
329 * Patch from Marc Rossi to add --hash option for memcp, memrm, and memcat.
330 * Kevin's patch for fixing EOF issues during a read.
331 * Toru Maesaka patch for stats mismatch
332 * Fix for when CRC return 0
333 * Fixed uint16_t issues around flags. Turns out the documentation on the protocol was wrong.
334 * Lingering socket fixes for FreeBSD.
335 * Patches from Kevin Dalley for FreeBSD 4.0
336 * Added multi delete functions.
337 * All get key returns have C style null termination
338 * If memcached_server_list_append is passed NULLs instead of pointers it returns NULL.
339 * Added memcached_fetch_execute() method
340 * Found a bug where memcached_fetch() was not null terminating the result value.
341 * memcached_behavior() now has the ability to set "buffering" so that data is not automatically flushed.
342 * Behavior change, buffered commands now return MEMCACHED_BUFFERED
344 0.12 Tue Dec 11 15:20:55 PST 2007
345 * Updates for consistent hashing
347 * Static allocation for hostname (performance)
348 * Fixed bug where in non-block mode all data might not have been sent on close().
349 * Refactor of memcached_get() to use common code.
350 * Change in value fetch, MEMCACHED_END is now returned when keys are no longer in the pipe.
351 * Fixed bug where key could be out of range of characters
352 * Added _by_key() methods to allow partitioning of values to particular servers.
353 * MEMCACHED_DEFAILT_TIMEOUT is now set to a non -1 value.
354 * Performance improvements in get operations.
356 0.11 Mon Nov 26 01:05:52 PST 2007
357 * Added option to memcache_behavior_set() so that poll() can be timed out.
358 * Fixed memory leak in case of using memcached_fetch_result() where no value was returned.
359 * Bug fixed in memcached_connect() which would cause servers that did not need to be enabled to be enabled (performance issue).
360 * Rewrote bounds checking code for get calls.
361 * "make test" now starts its own memcached servers.
362 * Added Hseih hash (MEMCACHED_HASH_HSIEH), which is showing about 7% performance over standard hash.
364 0.10 Tue Nov 20 23:22:31 PST 2007
365 * Added append binary test.
366 * Added MEMCACHED_BEHAVIOR_CACHE_LOOKUPS behavior so that you can save on multiple DNS lookups.
367 * Added CAS support, though this is optional and must be enabled during runtime.
368 * Added the utility memerror to create human readable error strings from memcached errors (aka convert ints to strings)
369 * Fixed type in MEMCACHED_HOST_LOOKUP_FAILURE
370 * Fixed bug where hostname might not be null terminated
371 * Moved to using gethostbyname_r() on Linux to solve thread safety issue
372 * Added -rpath support for pkg-config
373 * Documentation fix for hash setting using memcached_behavior_set()
375 0.9 Thu Nov 15 07:44:00 PST 2007
376 * fix for when no servers are definied.
377 * different buffers are now kept for different connections to speed up async efforts
378 * Modified increment/decrement functions to return uint64_t values
379 * Fixed bug in cases where zero length keys were provided
380 * Thread cleanup issue in memslap
381 * No hostname lookup on reconnect
382 * Fix for flag settings (was doing hex by accident!)
383 * Support for 1.2.4 server additions "prepend" and "append" added.
384 * Added memcached_version()... not sure if I will make this public or not.
386 0.8 Mon Nov 5 10:40:41 PST 2007
387 * Adding support for CRC hash method
388 * Adding support for UNIX sockets
389 * Added additional HASHing methods of FNV1_64,FNV1A_64, FNV1_32, FNV1A_32
390 * Added pkgconfig support (PKG_CHECK_MODULES)
391 * Fixed conflict with defined type in MySQL
392 * Added memcached_result_st structure and functions to manipulate it.
394 0.7 Tue Oct 30 09:24:05 PDT 2007
395 * Poved to poll() from select()
396 * Fixes in internal string class for allocation of large numbers of strings.
397 * memcached_mget() function now sends keys as it parses them instead of building strings as it goes.
398 * Propper flush now for making sure we get all IO sent even when in non-block mode.
399 * Added --enable-debug rule for configure
400 * All asserts() removed (hey this is going into production!)
403 0.6 Wed Oct 17 08:41:35 PDT 2007
404 * get value returns are now null terminated (request by Cal Heldenbrand)
405 * Fixed connections for more hosts then two.
406 * Rewrite of the read/write IO systems to handle different sorts of host failures.
407 * Added man pages for all functions and tools
408 * Raised buffer size for readinng/writing to 16K
409 * You can now optionally set the socket size for recv/send via memached_behavior_set/get.
411 0.5 Tue Oct 9 00:22:25 PDT 2007
412 * Ruby maintainer mentioned TCP_NODELAY patch he had added. Added this to C
413 library as well. (Eric Hodel drbrain@segment7.net)
414 * Added support script for set_benchmark
415 * Updated memslap to allow testing of TCP_NODELAY
416 * Updated memslap to support --flush (aka dump memcache servers before testing)
417 * Fixed bug in multiple hosts not being activated
418 * Added environmental variable MEMCACHED_SERVERS which can be used to set the servers list.
419 * fixed memcached_stat method (and now memstat works)
420 * server connect now happens on demand.
421 * Help for all command line applications
423 0.4 Wed Oct 3 10:28:50 PDT 2007
424 * Added buffered IO to write calls for keys
425 * Added buffered IO for reads
426 * memstat was broken (bad if/else on connect)
427 * New non-blocking IO (not default yet). Mucho faster
428 * Refactor of test system.
429 * memslap crash solved
431 0.3 Mon Oct 1 06:37:52 PDT 2007
432 * Jeff Fisher <guppy@techmonkeys.org> provided a spec file
433 * Added "make rpm" around dist file
434 * Added support for Solaris
435 * Added support for DTrace
436 * Fixed read to be recv and write to be send
437 * Bug fix where memstat would core if no server was found
438 * Added memslap tool (load generator)
439 * Numerous bug fixes in library
440 * Added calls to library for creating host lists (see text cases to understand how to use this).
442 0.2 Thu Sep 27 03:46:57 PDT 2007
443 * First public version
projects / awesomized / libmemcached / blob