1 1.0.16 Thu Jan 31 19:14:32 EST 2013
2 * Added support to do two part shutdown of socket.
4 * Fix for binary memcached_touch()
6 1.0.15 Mon Dec 17 07:25:44 EST 2012
7 * Added support for Murmur3 (HASHKIT_HASH_MURMUR3)
10 1.0.14 Wed Nov 14 04:56:25 EST 2012
11 * CLIENT_ERROR fixed to not be treated as a fatal error.
12 * Compiler fixes for older Ubuntu releases.
14 1.0.13 Fri Oct 19 00:09:28 EDT 2012
15 * Fix bug that caused version string to not be exported correctly.
17 1.0.12 Tue Oct 9 03:30:20 EDT 2012
18 * Added memcached_result_take_value().
19 * Added ax_libmemcached.m4
21 1.0.11 Sun Sep 16 20:32:13 EDT 2012
22 * Removed custom version of memcached.
23 * Updated hardening rules.
24 * Fixed a case where the return error from a socket connection differred from that of a TCP/IP socket.
26 1.0.10 Sun Jul 29 21:50:15 PDT 2012
27 * --disable-assert has been removed from configure, and --enable-assert has been added in its place.
28 * Compiling fixes for Clang on OSX Mountain Lion.
30 1.0.9 Wed Jul 4 22:46:19 EDT 2012
31 * Faster close on socket.
32 * Instance allocation is now seperated from server interface. This should allow for a better preservation of ABI compliance from now on.
33 * Fix close on exec bug.
34 * Numerous other bug fixes.
36 1.0.8 Tue May 22 15:06:04 EDT 2012
37 * Added support for setting options via ENV variable LIBMEMCACHED
38 * Fix corner case on last used result.
40 1.0.7 Sat Apr 28 00:48:29 PDT 2012
41 * Add API call for exist calls.
42 * Update all license files to be BSD.
44 1.0.6 Sat Apr 7 18:26:49 PDT 2012
45 * Fixes for gcc 4.7, lp:961812
46 * Fix for restart issue that happens under testing.
48 * Support for transparent AES encryption.
50 1.0.5 Tue Mar 13 22:56:47 PDT 2012
52 * Version is now parsed directly in the parser, which makes buffered operations now work with it..
53 * memstat has been extended so that it can be used to find the version of the server.
54 * Update documentation.
55 * Fixes for compile issues on Debian and Ubuntu
57 1.0.4 Thu Jan 26 22:33:54 PST 2012
58 * Fix for memcached_dump().
59 * Additional testing for memcached_stat_execute().
61 1.0.3 Sun Jan 8 18:11:36 PST 2012
62 * Increased size of sort buffer used during Ketama.
63 * Added support for new behavior to handle dead servers.
64 * Overall haul of UDP IO.
65 * Fixed C compile issue with memcached_exist()
67 * Clang support for OSX.
68 * All commands now using vector send support.
70 1.0.2 Mon Oct 24 08:00:48 PDT 2011
71 * Dropped libmemcached/memcached_util.h (undocumented header file)
72 * Added memcached_touch() and memcached_touch_by_key()
73 * UDP support restructured to toggle on a complete memcached_st structure.
75 0.53 Mon Sep 26 20:50:33 PDT 2011
76 * Fix for FreeBSD/OpenBSD and -lm
77 * Added memcached_exist()
78 * Fix for memory when using config test.
81 0.52 Sun Sep 11 22:16:08 PDT 2011
82 * Build fixes for Ubuntu/Suse.
84 * Bug fix for looping back through dns lookups under certain failures.
85 * Fixes related to dead server failures.
87 0.51 Thu Jul 21 11:08:58 PDT 2011
88 * memcached_callback_set() now takes its data argument as const
90 * Fix in parser for port number.
92 0.50 Mon Jun 20 10:36:57 PDT 2011
93 * Updates to C++ interface
94 * Custom free allocators need to now check for value before calling free.
95 * memcached_fetch_result() now uses the internal result when available (about 25 to 50% faster).
96 * Fix for stats structure.
97 * Updates to documentation.
98 * memcached_fetch_result() now uses the internal result when available (about 25 to 50% faster).
100 0.49 Thu Apr 14 08:43:37 PDT 2011
101 * Fix calls to auto methods so that if value is not passed in nothing bad happens.
102 * New parser calls for generating memcached_st objects.
104 * New flow control for messages means faster get/set calls.
105 * Added new documentation system.
106 * 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.
107 * Added MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS to simplify the setting of AUTO REJECT for servers.
109 0.48 Tue Mar 15 23:05:18 PDT 2011
110 * Fix memory leak in server parse.
111 * Move test framework out to be its own library (easier to work with Gearman).
114 0.47 Wed Feb 23 18:46:48 PST 2011
115 * Additional fixes for OpenBSD.
116 * Bug fix 677609, 456080.
117 * SIGPIPE fix for Linux send().
118 * memcapable can now test ascii or binary based on flags.
119 * Additional build fixes for SASL.
122 0.46 Mon Feb 14 10:28:01 PST 2011
123 * Fixes a number of corner case bugs.
124 * Fixes related to OpenBSD.
125 * Better testing for protocol version.
126 * Removes special case infinite wait on blocking setup.
128 0.45 Tue Feb 8 16:02:06 PST 2011
129 * Add support for systemtap
131 0.44 Wed Sep 22 21:57:57 PDT 2010
133 * Hudson port support in test harness.
134 * Improved portability of test hanrness.
137 0.43 Wed Jul 28 16:29:47 PDT 2010
138 * Added --args to memstat so that a greater range of values can be returned.
139 * Prelimanary support for Windows.
140 * memcached_stat_execute() merged.
142 0.42 Tue Jul 6 12:29:50 PDT 2010
143 * Mistake in libtool caused issue with library version
145 0.41 Wed Jun 30 13:15:19 PDT 2010
146 * Added --file for memcat.
147 * Added limemcached_ping() to libmemcached_util
148 * Bugfix for some cases where connect would have issues with timeout.
149 * Wrong value for errno given as error on an IO failure inside of poll.
150 * Bug fix for issue where multiple interfaces with bad DNS were not being caught.
152 0.40 Thu Apr 22 19:01:25 PDT 2010
153 * Placed retry logic in for busted resolvers
154 * Add an ignore for SIGPIPE to solve OSX issues.
155 * A couple of fixed for memcached_light server.
156 * Updated to debug mode to track io_wait
158 0.39 Tue Apr 6 12:35:13 PDT 2010
159 * Add support for prefix keys to binary protocol.
160 * Remove the undocumented call memcached_server_remove().
161 * The undocumented call memcached_server_by_key() now returns const.
162 * memcached_server_error_reset() has been deprecated.
163 * memcached_server_list() has been deprecated. Use memcached_server_cursor() to walk the servers found in a memcached_st() structure.
164 * memcached_verbosity() can now be run concurrently with other operations.
166 * Fixes memory leak found in EJECT HOSTS.
168 0.38 Wed Feb 10 09:40:33 PST 2010
169 * C++ interface for libhashkit.
170 * Modified memcached_set_memory_allocators() so that it requires a context pointer.
171 * memcached_clone() now runs 5 times faster.
172 * Functions used for callbacks are now given const memcached_st.
173 * Added MEMCACHED_BEHAVIOR_CORK.
174 * memslap now creates a configuration file at ~/.memslap.cnf
175 * memcached_purge() now calls any callbacks registered during get execution.
176 * Many fixes to memslap.
177 * Updates for memcapable.
178 * Compile fixes for OpenBSD.
179 * Fix for possible recursive decent on IO failure.
181 0.37 Mon Jan 11 16:29:57 PST 2010
182 * Fixed build for libhashkit.
183 * Fixed install path regression.
184 * Modified RPM to strict check install.
185 * Added documentation for memcached_server_cursor();
186 * Added memcached_servers_reset().
187 * Modified memcached_st to remove dead cursor_server member.
189 0.36 Wed Jan 6 18:23:50 PST 2010
190 * Merged in new memslap utility.
191 * All of constants.h has been updated to match style (all old identifiers continue to work).
192 * Added first pass for libhashkit.
193 * Updated test Framework/extended tests.
194 * Random read support during replication added.
195 * Modified use_sort so that the option can be applied to any distribution type.
196 * We removed the MEMCACHED_BEHAVIOR_KETAMA_COMPAT_MODE added in 0.35. Instead use memcached_behavior_set_distribution().
198 0.35 Mon Nov 9 11:18:33 PST 2009
199 * Added support for by_key operations for inc/dec methods.
200 * Added mget test to memslap.
201 * Support for compatible ketama for SpyMemcached
202 * Update C++ interface.
205 0.34 Tue Oct 13 08:39:51 PDT 2009
206 * Added support for setting behavior flags on a connection pool.
207 * Don't increment server_failure_counter on normal disconnects.
208 * Added prototype for a callback based protocol parser (server side) with examples so that you could let your own application speak the memcached protocol
209 * Updated memcapable to test ASCII protocol.
210 * Changed behavior so that server can be removed at first sign of failure.
211 * Added memcached_server_get_last_disconnect() call
213 0.33 Wed Sep 23 10:11:58 PDT 2009
214 * Added memcapable to test servers for binary compatibility.
215 * 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).
216 * Several bug fixes for binary protocol support.
217 * Fixed crashing issue with dumping from memcachd server (server internals were changed without documenting change).
219 0.32 Tue Sep 15 15:49:09 PDT 2009
220 * Change of behavior where linger is only modified for no-block and then it is set to zero.
221 * Added Twitter's memcached_server_error() functions.
222 * Fix for OSX compiles in development builds.
223 * Updated C++ interface.
224 * 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.
226 0.31 Fri Jul 10 09:02:50 PDT 2009
227 * Added support or HA via replication.
228 * malloc() removed for server key usage.
229 * Update build system.
230 * Added support for memcached_set_memory_allocators().
231 * Fixed bug in configure.ac for have_htoll.
233 0.30 Sun May 31 17:31:52 PDT 2009
234 * Added memcachd_dump command (and framework for memdump tool).
235 * Realigned all structures to remove padding (and line up important bits for 64bit caches.
236 * Remove some of sprintf() in storage calls().
237 * Removed printf() in stat call for unknown stat member.
238 * memcached_generate_hash() function added.
239 * Added tests to make sure all hash functions are stable.
241 0.29 Tue May 19 08:26:48 PDT 2009
242 * Fixed malloc usage to calloc for spots where we need zero filled memory.
243 * All code warnings now treated as errors.
244 * Fixes for debian packaging.
245 * Added new pooling mechanism.
246 * MEMCACHED_BEHAVIOR_NO_BLOCK no longer also sets MEMCACHED_BEHAVIOR_BUFFER_REQUESTS.
247 * Updated generic rpm.
249 0.28 Tue Apr 14 18:56:28 PDT 2009
250 * Fixed bug in init sructure (reapplied)
251 * Fixed bug in get/set by key (nikkhils@gmail.com)
253 0.27 Sun Mar 29 22:33:01 PDT 2009
254 * Added new UDP fire-forget mode.
255 * Reworked performance for mget() to better make use of async protocol
256 * Cleaned up execution of fetch (just one set of code now)
257 * Fixed Jenkin's for big endian hosts.
258 * Updates for memstat to determine network latency.
259 * Updates for binary protocol.
260 * Many updates to documentation.
262 0.26 Thu Jan 29 13:05:50 PST 2009
263 * Fix for decrement on hash key
264 * Fixed assert that was catching bad memset() call in host_reset()
265 * Fix purge issue for blocked IO which has been stacked.
267 0.25 Fri Nov 28 09:59:35 PST 2008
268 * Jenkins HASH added.
269 * Update of Murmur hash code
270 * Support explicit weights (Robey Pointer, Evan Weaver)
271 * Bugfix for ketama continuum (Robey Pointer)
272 * New behavior MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY (Robey Pointer)
273 * Don't ever call stats for weighting servers, because it is unstable.
275 0.24 Tue Sep 16 02:59:03 PDT 2008 (never released)
276 * Cleanup compile warnings.
277 * Fix issues in partitioning by keys.
278 * Fixed "fail case" to make sure when calling memcached_clone() no memcached_st is over written.
279 * New memcached_server_by_key() method for finding a server from a key.
280 * memcached_server_free() was added for freeing server structures.
283 0.23 Sun Sep 7 08:13:59 PDT 2008
284 * Added strings.h header for Solaris 9
286 * Support for weighted Ketama from Yin Chen.
288 * Fix for 0 length key to trigger bad key.
289 * Added behaviors MEMCACHED_BEHAVIOR_SND_TIMEOUT, MEMCACHED_BEHAVIOR_RCV_TIMEOUT
290 * Support for Binary Protocol added
292 0.22 Mon Jul 14 09:24:11 PDT 2008
293 * Fix where master key was no being checked for "bad key"
294 * Fixed bugs in stats output (thread output was wrong)
295 * Clarified MEMCACHED_BAD_KEY_PROVIDED is return for bad prefix key.
296 * Found a bug in Flags return (Jacek Ostrowski)
297 * Fixed issue with compiling on Visual Studio
299 0.21 Fri May 23 18:34:09 PDT 2008
300 * Change of char * to const char * for all key based functions.
301 * New MEMCACHED_CALLBACK_PREFIX_KEY added. You can now create domains for values.
302 * Fixed bug introducd in last version on memcp
303 * Fix for death of file io to call shutdown()
305 0.20 Mon May 5 08:34:26 PDT 2008
306 * New consistent distribution tests.
307 * Found a memory leak when a server constantly fails.
308 * Fix in watchpoint macro
309 * Changed default timeout to 1 second for poll timeouts
310 * Wheel uses less memory/dynamic allocation for size (no longer limited to 512 hosts by default.
311 * memslap memory leak fix
312 * Added Ketama distribution
313 * Fix assert.h compile problem on CentOS
315 0.19 Wed Apr 9 09:30:53 PDT 2008
316 * Documentation fix in libmemcached.
317 * Fixed bug where sort was always occuring on hosts
318 * Logic fix in branch prediction (thanks Jay!)
319 * Read through cached support.
320 * Fixed for cas by key operation.
321 * Fix for memcached_server_st list structures to have correct count.
322 * Added callback MEMCACHED_CALLBACK_DELETE_TRIGGER
323 * Removed function call in favor of macro (aka cut out some instructions)
326 0.18 Sun Mar 16 21:57:55 PDT 2008
327 * Fix plus tests for non-zero value objects and flags.
328 * MEMCACHED_HASH_MURMUR added for murmur algorithm provided.
329 * MEMCACHED_BEHAVIOR_RETRY_TIMEOUT added to keep connecting from looping on timeout.
330 * gcc branch prediction optimizations
331 * Refactored entire tree to make include files cleaner
332 * Fixed leaked socket.
334 0.17 Wed Feb 27 03:33:29 PST 2008
335 * MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT added for connect timeout in non-block mode.
336 * Incompatible change in memcached_behavior_set() api. We now use a uint64_t, instead of a pointer.
337 * Fix for storage of values for zero.
338 * memcached_server_cursor() function added to API for cycling through servers.
340 0.16 Mon Feb 18 00:30:25 PST 2008
341 * Work on the UDP protocol
342 * Added get_by_key, set_by_key tests for C++ API
343 * Fix for limit_maxbytes to be 64bit in stats
344 * Added Atom Smasher test (scale baby, scale!)
345 * 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.
346 * Added MEMCACHED_BAD_KEY_PROVIDED error for auto, set, and get operations. MEMCACHED_BEHAVIOR_VERIFY_KEY was added to enable this feature.
347 * More error messages on command line tools.
348 * Fixed bugs in memcached_cas() operator.
349 * Fix to loop through interfaces
351 0.15 Tue Jan 29 14:55:44 PST 2008
352 * More work on the C++ API.
353 * Bug fixes around block corner cases.
354 * Slight performance increase in both read() and write().
356 0.14 Tue Jan 22 06:21:49 PST 2008
357 * For for bug found by Evan Weaver where increment() was not returning propper error of value was not found.
358 * Fix for bad null pointer on flag by Toru Maesaka.
359 * Refactor of all IO to just pass in the active server
360 * Problem configuring (PKG_CHECK_MODULES) fixed by removal of "rpath" in support/libmemcached.pc.in (Thanks to Ross McFarland).
361 * Added memcached_callback_get()/set()
362 * First prototype of C++ interface
363 * Updated docs for uint16_t changes in previous release
365 0.13 Sun Jan 13 06:51:50 PST 2008
366 * MEMCACHED_BEHAVIOR_USER_DATA added to store user pointer.
367 * Fix for failure to connect to invalidate socket.
368 * Patch from Marc Rossi to add --hash option for memcp, memrm, and memcat.
369 * Kevin's patch for fixing EOF issues during a read.
370 * Toru Maesaka patch for stats mismatch
371 * Fix for when CRC return 0
372 * Fixed uint16_t issues around flags. Turns out the documentation on the protocol was wrong.
373 * Lingering socket fixes for FreeBSD.
374 * Patches from Kevin Dalley for FreeBSD 4.0
375 * Added multi delete functions.
376 * All get key returns have C style null termination
377 * If memcached_server_list_append is passed NULLs instead of pointers it returns NULL.
378 * Added memcached_fetch_execute() method
379 * Found a bug where memcached_fetch() was not null terminating the result value.
380 * memcached_behavior() now has the ability to set "buffering" so that data is not automatically flushed.
381 * Behavior change, buffered commands now return MEMCACHED_BUFFERED
383 0.12 Tue Dec 11 15:20:55 PST 2007
384 * Updates for consistent hashing
386 * Static allocation for hostname (performance)
387 * Fixed bug where in non-block mode all data might not have been sent on close().
388 * Refactor of memcached_get() to use common code.
389 * Change in value fetch, MEMCACHED_END is now returned when keys are no longer in the pipe.
390 * Fixed bug where key could be out of range of characters
391 * Added _by_key() methods to allow partitioning of values to particular servers.
392 * MEMCACHED_DEFAILT_TIMEOUT is now set to a non -1 value.
393 * Performance improvements in get operations.
395 0.11 Mon Nov 26 01:05:52 PST 2007
396 * Added option to memcache_behavior_set() so that poll() can be timed out.
397 * Fixed memory leak in case of using memcached_fetch_result() where no value was returned.
398 * Bug fixed in memcached_connect() which would cause servers that did not need to be enabled to be enabled (performance issue).
399 * Rewrote bounds checking code for get calls.
400 * "make test" now starts its own memcached servers.
401 * Added Hseih hash (MEMCACHED_HASH_HSIEH), which is showing about 7% performance over standard hash.
403 0.10 Tue Nov 20 23:22:31 PST 2007
404 * Added append binary test.
405 * Added MEMCACHED_BEHAVIOR_CACHE_LOOKUPS behavior so that you can save on multiple DNS lookups.
406 * Added CAS support, though this is optional and must be enabled during runtime.
407 * Added the utility memerror to create human readable error strings from memcached errors (aka convert ints to strings)
408 * Fixed type in MEMCACHED_HOST_LOOKUP_FAILURE
409 * Fixed bug where hostname might not be null terminated
410 * Moved to using gethostbyname_r() on Linux to solve thread safety issue
411 * Added -rpath support for pkg-config
412 * Documentation fix for hash setting using memcached_behavior_set()
414 0.9 Thu Nov 15 07:44:00 PST 2007
415 * fix for when no servers are definied.
416 * different buffers are now kept for different connections to speed up async efforts
417 * Modified increment/decrement functions to return uint64_t values
418 * Fixed bug in cases where zero length keys were provided
419 * Thread cleanup issue in memslap
420 * No hostname lookup on reconnect
421 * Fix for flag settings (was doing hex by accident!)
422 * Support for 1.2.4 server additions "prepend" and "append" added.
423 * Added memcached_version()... not sure if I will make this public or not.
425 0.8 Mon Nov 5 10:40:41 PST 2007
426 * Adding support for CRC hash method
427 * Adding support for UNIX sockets
428 * Added additional HASHing methods of FNV1_64,FNV1A_64, FNV1_32, FNV1A_32
429 * Added pkgconfig support (PKG_CHECK_MODULES)
430 * Fixed conflict with defined type in MySQL
431 * Added memcached_result_st structure and functions to manipulate it.
433 0.7 Tue Oct 30 09:24:05 PDT 2007
434 * Poved to poll() from select()
435 * Fixes in internal string class for allocation of large numbers of strings.
436 * memcached_mget() function now sends keys as it parses them instead of building strings as it goes.
437 * Propper flush now for making sure we get all IO sent even when in non-block mode.
438 * Added --enable-debug rule for configure
439 * All asserts() removed (hey this is going into production!)
442 0.6 Wed Oct 17 08:41:35 PDT 2007
443 * get value returns are now null terminated (request by Cal Heldenbrand)
444 * Fixed connections for more hosts then two.
445 * Rewrite of the read/write IO systems to handle different sorts of host failures.
446 * Added man pages for all functions and tools
447 * Raised buffer size for readinng/writing to 16K
448 * You can now optionally set the socket size for recv/send via memached_behavior_set/get.
450 0.5 Tue Oct 9 00:22:25 PDT 2007
451 * Ruby maintainer mentioned TCP_NODELAY patch he had added. Added this to C
452 library as well. (Eric Hodel drbrain@segment7.net)
453 * Added support script for set_benchmark
454 * Updated memslap to allow testing of TCP_NODELAY
455 * Updated memslap to support --flush (aka dump memcache servers before testing)
456 * Fixed bug in multiple hosts not being activated
457 * Added environmental variable MEMCACHED_SERVERS which can be used to set the servers list.
458 * fixed memcached_stat method (and now memstat works)
459 * server connect now happens on demand.
460 * Help for all command line applications
462 0.4 Wed Oct 3 10:28:50 PDT 2007
463 * Added buffered IO to write calls for keys
464 * Added buffered IO for reads
465 * memstat was broken (bad if/else on connect)
466 * New non-blocking IO (not default yet). Mucho faster
467 * Refactor of test system.
468 * memslap crash solved
470 0.3 Mon Oct 1 06:37:52 PDT 2007
471 * Jeff Fisher <guppy@techmonkeys.org> provided a spec file
472 * Added "make rpm" around dist file
473 * Added support for Solaris
474 * Added support for DTrace
475 * Fixed read to be recv and write to be send
476 * Bug fix where memstat would core if no server was found
477 * Added memslap tool (load generator)
478 * Numerous bug fixes in library
479 * Added calls to library for creating host lists (see text cases to understand how to use this).
481 0.2 Thu Sep 27 03:46:57 PDT 2007
482 * First public version
projects / awesomized / libmemcached / blob