3 * Version is now parsed directly in the parser, which makes buffered
4 operations now work with it..
6 * memstat has been extended so that it can be used to find the version of the
10 1.0.4 Thu Jan 26 22:33:54 PST 2012
11 * Fix for memcached_dump().
12 * Additional testing for memcached_stat_execute().
14 1.0.3 Sun Jan 8 18:11:36 PST 2012
15 * Increased size of sort buffer used during Ketama.
16 * Added support for new behavior to handle dead servers.
17 * Overall haul of UDP IO.
18 * Fixed C compile issue with memcached_exist()
20 * Clang support for OSX.
21 * All commands now using vector send support.
23 1.0.2 Mon Oct 24 08:00:48 PDT 2011
24 * Dropped libmemcached/memcached_util.h (undocumented header file)
25 * Added memcached_touch() and memcached_touch_by_key()
26 * UDP support restructured to toggle on a complete memcached_st structure.
28 0.53 Mon Sep 26 20:50:33 PDT 2011
29 * Fix for FreeBSD/OpenBSD and -lm
30 * Added memcached_exist()
31 * Fix for memory when using config test.
34 0.52 Sun Sep 11 22:16:08 PDT 2011
35 * Build fixes for Ubuntu/Suse.
37 * Bug fix for looping back through dns lookups under certain failures.
38 * Fixes related to dead server failures.
40 0.51 Thu Jul 21 11:08:58 PDT 2011
41 * memcached_callback_set() now takes its data argument as const
43 * Fix in parser for port number.
45 0.50 Mon Jun 20 10:36:57 PDT 2011
46 * Updates to C++ interface
47 * Custom free allocators need to now check for value before calling free.
48 * memcached_fetch_result() now uses the internal result when available (about 25 to 50% faster).
49 * Fix for stats structure.
50 * Updates to documentation.
51 * memcached_fetch_result() now uses the internal result when available (about 25 to 50% faster).
53 0.49 Thu Apr 14 08:43:37 PDT 2011
54 * Fix calls to auto methods so that if value is not passed in nothing bad happens.
55 * New parser calls for generating memcached_st objects.
57 * New flow control for messages means faster get/set calls.
58 * Added new documentation system.
59 * 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.
60 * Added MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS to simplify the setting of AUTO REJECT for servers.
62 0.48 Tue Mar 15 23:05:18 PDT 2011
63 * Fix memory leak in server parse.
64 * Move test framework out to be its own library (easier to work with Gearman).
67 0.47 Wed Feb 23 18:46:48 PST 2011
68 * Additional fixes for OpenBSD.
69 * Bug fix 677609, 456080.
70 * SIGPIPE fix for Linux send().
71 * memcapable can now test ascii or binary based on flags.
72 * Additional build fixes for SASL.
75 0.46 Mon Feb 14 10:28:01 PST 2011
76 * Fixes a number of corner case bugs.
77 * Fixes related to OpenBSD.
78 * Better testing for protocol version.
79 * Removes special case infinite wait on blocking setup.
81 0.45 Tue Feb 8 16:02:06 PST 2011
82 * Add support for systemtap
84 0.44 Wed Sep 22 21:57:57 PDT 2010
86 * Hudson port support in test harness.
87 * Improved portability of test hanrness.
90 0.43 Wed Jul 28 16:29:47 PDT 2010
91 * Added --args to memstat so that a greater range of values can be returned.
92 * Prelimanary support for Windows.
93 * memcached_stat_execute() merged.
95 0.42 Tue Jul 6 12:29:50 PDT 2010
96 * Mistake in libtool caused issue with library version
98 0.41 Wed Jun 30 13:15:19 PDT 2010
99 * Added --file for memcat.
100 * Added limemcached_ping() to libmemcached_util
101 * Bugfix for some cases where connect would have issues with timeout.
102 * Wrong value for errno given as error on an IO failure inside of poll.
103 * Bug fix for issue where multiple interfaces with bad DNS were not being caught.
105 0.40 Thu Apr 22 19:01:25 PDT 2010
106 * Placed retry logic in for busted resolvers
107 * Add an ignore for SIGPIPE to solve OSX issues.
108 * A couple of fixed for memcached_light server.
109 * Updated to debug mode to track io_wait
111 0.39 Tue Apr 6 12:35:13 PDT 2010
112 * Add support for prefix keys to binary protocol.
113 * Remove the undocumented call memcached_server_remove().
114 * The undocumented call memcached_server_by_key() now returns const.
115 * memcached_server_error_reset() has been deprecated.
116 * memcached_server_list() has been deprecated. Use memcached_server_cursor() to walk the servers found in a memcached_st() structure.
117 * memcached_verbosity() can now be run concurrently with other operations.
119 * Fixes memory leak found in EJECT HOSTS.
121 0.38 Wed Feb 10 09:40:33 PST 2010
122 * C++ interface for libhashkit.
123 * Modified memcached_set_memory_allocators() so that it requires a context pointer.
124 * memcached_clone() now runs 5 times faster.
125 * Functions used for callbacks are now given const memcached_st.
126 * Added MEMCACHED_BEHAVIOR_CORK.
127 * memslap now creates a configuration file at ~/.memslap.cnf
128 * memcached_purge() now calls any callbacks registered during get execution.
129 * Many fixes to memslap.
130 * Updates for memcapable.
131 * Compile fixes for OpenBSD.
132 * Fix for possible recursive decent on IO failure.
134 0.37 Mon Jan 11 16:29:57 PST 2010
135 * Fixed build for libhashkit.
136 * Fixed install path regression.
137 * Modified RPM to strict check install.
138 * Added documentation for memcached_server_cursor();
139 * Added memcached_servers_reset().
140 * Modified memcached_st to remove dead cursor_server member.
142 0.36 Wed Jan 6 18:23:50 PST 2010
143 * Merged in new memslap utility.
144 * All of constants.h has been updated to match style (all old identifiers continue to work).
145 * Added first pass for libhashkit.
146 * Updated test Framework/extended tests.
147 * Random read support during replication added.
148 * Modified use_sort so that the option can be applied to any distribution type.
149 * We removed the MEMCACHED_BEHAVIOR_KETAMA_COMPAT_MODE added in 0.35. Instead use memcached_behavior_set_distribution().
151 0.35 Mon Nov 9 11:18:33 PST 2009
152 * Added support for by_key operations for inc/dec methods.
153 * Added mget test to memslap.
154 * Support for compatible ketama for SpyMemcached
155 * Update C++ interface.
158 0.34 Tue Oct 13 08:39:51 PDT 2009
159 * Added support for setting behavior flags on a connection pool.
160 * Don't increment server_failure_counter on normal disconnects.
161 * Added prototype for a callback based protocol parser (server side) with examples so that you could let your own application speak the memcached protocol
162 * Updated memcapable to test ASCII protocol.
163 * Changed behavior so that server can be removed at first sign of failure.
164 * Added memcached_server_get_last_disconnect() call
166 0.33 Wed Sep 23 10:11:58 PDT 2009
167 * Added memcapable to test servers for binary compatibility.
168 * 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).
169 * Several bug fixes for binary protocol support.
170 * Fixed crashing issue with dumping from memcachd server (server internals were changed without documenting change).
172 0.32 Tue Sep 15 15:49:09 PDT 2009
173 * Change of behavior where linger is only modified for no-block and then it is set to zero.
174 * Added Twitter's memcached_server_error() functions.
175 * Fix for OSX compiles in development builds.
176 * Updated C++ interface.
177 * 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.
179 0.31 Fri Jul 10 09:02:50 PDT 2009
180 * Added support or HA via replication.
181 * malloc() removed for server key usage.
182 * Update build system.
183 * Added support for memcached_set_memory_allocators().
184 * Fixed bug in configure.ac for have_htoll.
186 0.30 Sun May 31 17:31:52 PDT 2009
187 * Added memcachd_dump command (and framework for memdump tool).
188 * Realigned all structures to remove padding (and line up important bits for 64bit caches.
189 * Remove some of sprintf() in storage calls().
190 * Removed printf() in stat call for unknown stat member.
191 * memcached_generate_hash() function added.
192 * Added tests to make sure all hash functions are stable.
194 0.29 Tue May 19 08:26:48 PDT 2009
195 * Fixed malloc usage to calloc for spots where we need zero filled memory.
196 * All code warnings now treated as errors.
197 * Fixes for debian packaging.
198 * Added new pooling mechanism.
199 * MEMCACHED_BEHAVIOR_NO_BLOCK no longer also sets MEMCACHED_BEHAVIOR_BUFFER_REQUESTS.
200 * Updated generic rpm.
202 0.28 Tue Apr 14 18:56:28 PDT 2009
203 * Fixed bug in init sructure (reapplied)
204 * Fixed bug in get/set by key (nikkhils@gmail.com)
206 0.27 Sun Mar 29 22:33:01 PDT 2009
207 * Added new UDP fire-forget mode.
208 * Reworked performance for mget() to better make use of async protocol
209 * Cleaned up execution of fetch (just one set of code now)
210 * Fixed Jenkin's for big endian hosts.
211 * Updates for memstat to determine network latency.
212 * Updates for binary protocol.
213 * Many updates to documentation.
215 0.26 Thu Jan 29 13:05:50 PST 2009
216 * Fix for decrement on hash key
217 * Fixed assert that was catching bad memset() call in host_reset()
218 * Fix purge issue for blocked IO which has been stacked.
220 0.25 Fri Nov 28 09:59:35 PST 2008
221 * Jenkins HASH added.
222 * Update of Murmur hash code
223 * Support explicit weights (Robey Pointer, Evan Weaver)
224 * Bugfix for ketama continuum (Robey Pointer)
225 * New behavior MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY (Robey Pointer)
226 * Don't ever call stats for weighting servers, because it is unstable.
228 0.24 Tue Sep 16 02:59:03 PDT 2008 (never released)
229 * Cleanup compile warnings.
230 * Fix issues in partitioning by keys.
231 * Fixed "fail case" to make sure when calling memcached_clone() no memcached_st is over written.
232 * New memcached_server_by_key() method for finding a server from a key.
233 * memcached_server_free() was added for freeing server structures.
236 0.23 Sun Sep 7 08:13:59 PDT 2008
237 * Added strings.h header for Solaris 9
239 * Support for weighted Ketama from Yin Chen.
241 * Fix for 0 length key to trigger bad key.
242 * Added behaviors MEMCACHED_BEHAVIOR_SND_TIMEOUT, MEMCACHED_BEHAVIOR_RCV_TIMEOUT
243 * Support for Binary Protocol added
245 0.22 Mon Jul 14 09:24:11 PDT 2008
246 * Fix where master key was no being checked for "bad key"
247 * Fixed bugs in stats output (thread output was wrong)
248 * Clarified MEMCACHED_BAD_KEY_PROVIDED is return for bad prefix key.
249 * Found a bug in Flags return (Jacek Ostrowski)
250 * Fixed issue with compiling on Visual Studio
252 0.21 Fri May 23 18:34:09 PDT 2008
253 * Change of char * to const char * for all key based functions.
254 * New MEMCACHED_CALLBACK_PREFIX_KEY added. You can now create domains for values.
255 * Fixed bug introducd in last version on memcp
256 * Fix for death of file io to call shutdown()
258 0.20 Mon May 5 08:34:26 PDT 2008
259 * New consistent distribution tests.
260 * Found a memory leak when a server constantly fails.
261 * Fix in watchpoint macro
262 * Changed default timeout to 1 second for poll timeouts
263 * Wheel uses less memory/dynamic allocation for size (no longer limited to 512 hosts by default.
264 * memslap memory leak fix
265 * Added Ketama distribution
266 * Fix assert.h compile problem on CentOS
268 0.19 Wed Apr 9 09:30:53 PDT 2008
269 * Documentation fix in libmemcached.
270 * Fixed bug where sort was always occuring on hosts
271 * Logic fix in branch prediction (thanks Jay!)
272 * Read through cached support.
273 * Fixed for cas by key operation.
274 * Fix for memcached_server_st list structures to have correct count.
275 * Added callback MEMCACHED_CALLBACK_DELETE_TRIGGER
276 * Removed function call in favor of macro (aka cut out some instructions)
279 0.18 Sun Mar 16 21:57:55 PDT 2008
280 * Fix plus tests for non-zero value objects and flags.
281 * MEMCACHED_HASH_MURMUR added for murmur algorithm provided.
282 * MEMCACHED_BEHAVIOR_RETRY_TIMEOUT added to keep connecting from looping on timeout.
283 * gcc branch prediction optimizations
284 * Refactored entire tree to make include files cleaner
285 * Fixed leaked socket.
287 0.17 Wed Feb 27 03:33:29 PST 2008
288 * MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT added for connect timeout in non-block mode.
289 * Incompatible change in memcached_behavior_set() api. We now use a uint64_t, instead of a pointer.
290 * Fix for storage of values for zero.
291 * memcached_server_cursor() function added to API for cycling through servers.
293 0.16 Mon Feb 18 00:30:25 PST 2008
294 * Work on the UDP protocol
295 * Added get_by_key, set_by_key tests for C++ API
296 * Fix for limit_maxbytes to be 64bit in stats
297 * Added Atom Smasher test (scale baby, scale!)
298 * 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.
299 * Added MEMCACHED_BAD_KEY_PROVIDED error for auto, set, and get operations. MEMCACHED_BEHAVIOR_VERIFY_KEY was added to enable this feature.
300 * More error messages on command line tools.
301 * Fixed bugs in memcached_cas() operator.
302 * Fix to loop through interfaces
304 0.15 Tue Jan 29 14:55:44 PST 2008
305 * More work on the C++ API.
306 * Bug fixes around block corner cases.
307 * Slight performance increase in both read() and write().
309 0.14 Tue Jan 22 06:21:49 PST 2008
310 * For for bug found by Evan Weaver where increment() was not returning propper error of value was not found.
311 * Fix for bad null pointer on flag by Toru Maesaka.
312 * Refactor of all IO to just pass in the active server
313 * Problem configuring (PKG_CHECK_MODULES) fixed by removal of "rpath" in support/libmemcached.pc.in (Thanks to Ross McFarland).
314 * Added memcached_callback_get()/set()
315 * First prototype of C++ interface
316 * Updated docs for uint16_t changes in previous release
318 0.13 Sun Jan 13 06:51:50 PST 2008
319 * MEMCACHED_BEHAVIOR_USER_DATA added to store user pointer.
320 * Fix for failure to connect to invalidate socket.
321 * Patch from Marc Rossi to add --hash option for memcp, memrm, and memcat.
322 * Kevin's patch for fixing EOF issues during a read.
323 * Toru Maesaka patch for stats mismatch
324 * Fix for when CRC return 0
325 * Fixed uint16_t issues around flags. Turns out the documentation on the protocol was wrong.
326 * Lingering socket fixes for FreeBSD.
327 * Patches from Kevin Dalley for FreeBSD 4.0
328 * Added multi delete functions.
329 * All get key returns have C style null termination
330 * If memcached_server_list_append is passed NULLs instead of pointers it returns NULL.
331 * Added memcached_fetch_execute() method
332 * Found a bug where memcached_fetch() was not null terminating the result value.
333 * memcached_behavior() now has the ability to set "buffering" so that data is not automatically flushed.
334 * Behavior change, buffered commands now return MEMCACHED_BUFFERED
336 0.12 Tue Dec 11 15:20:55 PST 2007
337 * Updates for consistent hashing
339 * Static allocation for hostname (performance)
340 * Fixed bug where in non-block mode all data might not have been sent on close().
341 * Refactor of memcached_get() to use common code.
342 * Change in value fetch, MEMCACHED_END is now returned when keys are no longer in the pipe.
343 * Fixed bug where key could be out of range of characters
344 * Added _by_key() methods to allow partitioning of values to particular servers.
345 * MEMCACHED_DEFAILT_TIMEOUT is now set to a non -1 value.
346 * Performance improvements in get operations.
348 0.11 Mon Nov 26 01:05:52 PST 2007
349 * Added option to memcache_behavior_set() so that poll() can be timed out.
350 * Fixed memory leak in case of using memcached_fetch_result() where no value was returned.
351 * Bug fixed in memcached_connect() which would cause servers that did not need to be enabled to be enabled (performance issue).
352 * Rewrote bounds checking code for get calls.
353 * "make test" now starts its own memcached servers.
354 * Added Hseih hash (MEMCACHED_HASH_HSIEH), which is showing about 7% performance over standard hash.
356 0.10 Tue Nov 20 23:22:31 PST 2007
357 * Added append binary test.
358 * Added MEMCACHED_BEHAVIOR_CACHE_LOOKUPS behavior so that you can save on multiple DNS lookups.
359 * Added CAS support, though this is optional and must be enabled during runtime.
360 * Added the utility memerror to create human readable error strings from memcached errors (aka convert ints to strings)
361 * Fixed type in MEMCACHED_HOST_LOOKUP_FAILURE
362 * Fixed bug where hostname might not be null terminated
363 * Moved to using gethostbyname_r() on Linux to solve thread safety issue
364 * Added -rpath support for pkg-config
365 * Documentation fix for hash setting using memcached_behavior_set()
367 0.9 Thu Nov 15 07:44:00 PST 2007
368 * fix for when no servers are definied.
369 * different buffers are now kept for different connections to speed up async efforts
370 * Modified increment/decrement functions to return uint64_t values
371 * Fixed bug in cases where zero length keys were provided
372 * Thread cleanup issue in memslap
373 * No hostname lookup on reconnect
374 * Fix for flag settings (was doing hex by accident!)
375 * Support for 1.2.4 server additions "prepend" and "append" added.
376 * Added memcached_version()... not sure if I will make this public or not.
378 0.8 Mon Nov 5 10:40:41 PST 2007
379 * Adding support for CRC hash method
380 * Adding support for UNIX sockets
381 * Added additional HASHing methods of FNV1_64,FNV1A_64, FNV1_32, FNV1A_32
382 * Added pkgconfig support (PKG_CHECK_MODULES)
383 * Fixed conflict with defined type in MySQL
384 * Added memcached_result_st structure and functions to manipulate it.
386 0.7 Tue Oct 30 09:24:05 PDT 2007
387 * Poved to poll() from select()
388 * Fixes in internal string class for allocation of large numbers of strings.
389 * memcached_mget() function now sends keys as it parses them instead of building strings as it goes.
390 * Propper flush now for making sure we get all IO sent even when in non-block mode.
391 * Added --enable-debug rule for configure
392 * All asserts() removed (hey this is going into production!)
395 0.6 Wed Oct 17 08:41:35 PDT 2007
396 * get value returns are now null terminated (request by Cal Heldenbrand)
397 * Fixed connections for more hosts then two.
398 * Rewrite of the read/write IO systems to handle different sorts of host failures.
399 * Added man pages for all functions and tools
400 * Raised buffer size for readinng/writing to 16K
401 * You can now optionally set the socket size for recv/send via memached_behavior_set/get.
403 0.5 Tue Oct 9 00:22:25 PDT 2007
404 * Ruby maintainer mentioned TCP_NODELAY patch he had added. Added this to C
405 library as well. (Eric Hodel drbrain@segment7.net)
406 * Added support script for set_benchmark
407 * Updated memslap to allow testing of TCP_NODELAY
408 * Updated memslap to support --flush (aka dump memcache servers before testing)
409 * Fixed bug in multiple hosts not being activated
410 * Added environmental variable MEMCACHED_SERVERS which can be used to set the servers list.
411 * fixed memcached_stat method (and now memstat works)
412 * server connect now happens on demand.
413 * Help for all command line applications
415 0.4 Wed Oct 3 10:28:50 PDT 2007
416 * Added buffered IO to write calls for keys
417 * Added buffered IO for reads
418 * memstat was broken (bad if/else on connect)
419 * New non-blocking IO (not default yet). Mucho faster
420 * Refactor of test system.
421 * memslap crash solved
423 0.3 Mon Oct 1 06:37:52 PDT 2007
424 * Jeff Fisher <guppy@techmonkeys.org> provided a spec file
425 * Added "make rpm" around dist file
426 * Added support for Solaris
427 * Added support for DTrace
428 * Fixed read to be recv and write to be send
429 * Bug fix where memstat would core if no server was found
430 * Added memslap tool (load generator)
431 * Numerous bug fixes in library
432 * Added calls to library for creating host lists (see text cases to understand how to use this).
434 0.2 Thu Sep 27 03:46:57 PDT 2007
435 * First public version
projects / awesomized / libmemcached / blob