2 * Added memcachd_dump command (and framework for memdump tool)
4 0.29 Tue May 19 08:26:48 PDT 2009
5 * Fixed malloc usage to calloc for spots where we need zero filled memory.
6 * All code warnings now treated as errors.
7 * Fixes for debian packaging.
8 * Added new pooling mechanism.
9 * MEMCACHED_BEHAVIOR_NO_BLOCK no longer also sets MEMCACHED_BEHAVIOR_BUFFER_REQUESTS.
10 * Updated generic rpm.
12 0.28 Tue Apr 14 18:56:28 PDT 2009
13 * Fixed bug in init sructure (reapplied)
14 * Fixed bug in get/set by key (nikkhils@gmail.com)
16 0.27 Sun Mar 29 22:33:01 PDT 2009
17 * Added new UDP fire-forget mode.
18 * Reworked performance for mget() to better make use of async protocol
19 * Cleaned up execution of fetch (just one set of code now)
20 * Fixed Jenkin's for big endian hosts.
21 * Updates for memstat to determine network latency.
22 * Updates for binary protocol.
23 * Many updates to documentation.
25 0.26 Thu Jan 29 13:05:50 PST 2009
26 * Fix for decrement on hash key
27 * Fixed assert that was catching bad memset() call in host_reset()
28 * Fix purge issue for blocked IO which has been stacked.
30 0.25 Fri Nov 28 09:59:35 PST 2008
32 * Update of Murmur hash code
33 * Support explicit weights (Robey Pointer, Evan Weaver)
34 * Bugfix for ketama continuum (Robey Pointer)
35 * New behavior MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY (Robey Pointer)
36 * Don't ever call stats for weighting servers, because it is unstable.
38 0.24 Tue Sep 16 02:59:03 PDT 2008 (never released)
39 * Cleanup compile warnings.
40 * Fix issues in partitioning by keys.
41 * Fixed "fail case" to make sure when calling memcached_clone() no
42 memcached_st is over written.
43 * New memcached_server_by_key() method for finding a server from
45 * memcached_server_free() was added for freeing server structures.
48 0.23 Sun Sep 7 08:13:59 PDT 2008
49 * Added strings.h header for Solaris 9
51 * Support for weighted Ketama from Yin Chen.
53 * Fix for 0 length key to trigger bad key.
54 * Added behaviors MEMCACHED_BEHAVIOR_SND_TIMEOUT, MEMCACHED_BEHAVIOR_RCV_TIMEOUT
55 * Support for Binary Protocol added
57 0.22 Mon Jul 14 09:24:11 PDT 2008
58 * Fix where master key was no being checked for "bad key"
59 * Fixed bugs in stats output (thread output was wrong)
60 * Clarified MEMCACHED_BAD_KEY_PROVIDED is return for bad prefix key.
61 * Found a bug in Flags return (Jacek Ostrowski)
62 * Fixed issue with compiling on Visual Studio
64 0.21 Fri May 23 18:34:09 PDT 2008
65 * Change of char * to const char * for all key based functions.
66 * New MEMCACHED_CALLBACK_PREFIX_KEY added. You can now create domains for
68 * Fixed bug introducd in last version on memcp
69 * Fix for death of file io to call shutdown()
71 0.20 Mon May 5 08:34:26 PDT 2008
72 * New consistent distribution tests.
73 * Found a memory leak when a server constantly fails.
74 * Fix in watchpoint macro
75 * Changed default timeout to 1 second for poll timeouts
76 * Wheel uses less memory/dynamic allocation for size (no longer limited to
78 * memslap memory leak fix
79 * Added Ketama distribution
80 * Fix assert.h compile problem on CentOS
82 0.19 Wed Apr 9 09:30:53 PDT 2008
83 * Documentation fix in libmemcached.
84 * Fixed bug where sort was always occuring on hosts
85 * Logic fix in branch prediction (thanks Jay!)
86 * Read through cached support.
87 * Fixed for cas by key operation.
88 * Fix for memcached_server_st list structures to have correct count.
89 * Added callback MEMCACHED_CALLBACK_DELETE_TRIGGER
90 * Removed function call in favor of macro (aka cut out some instructions)
93 0.18 Sun Mar 16 21:57:55 PDT 2008
94 * Fix plus tests for non-zero value objects and flags.
95 * MEMCACHED_HASH_MURMUR added for murmur algorithm provided.
96 * MEMCACHED_BEHAVIOR_RETRY_TIMEOUT added to keep connecting from looping
98 * gcc branch prediction optimizations
99 * Refactored entire tree to make include files cleaner
100 * Fixed leaked socket.
102 0.17 Wed Feb 27 03:33:29 PST 2008
103 * MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT added for connect timeout in
105 * Incompatible change in memcached_behavior_set() api. We now use a
106 uint64_t, instead of a pointer.
107 * Fix for storage of values for zero.
108 * memcached_server_cursor() function added to API for cycling through servers.
110 0.16 Mon Feb 18 00:30:25 PST 2008
111 * Work on the UDP protocol
112 * Added get_by_key, set_by_key tests for C++ API
113 * Fix for limit_maxbytes to be 64bit in stats
114 * Added Atom Smasher test (scale baby, scale!)
115 * Servers are now sorted, meaning that servers are now ordered so that
116 clients with the same lists, will have same distribution. (Idea from
117 Ross McFarland). MEMCACHED_BEHAVIOR_SORT_HOSTS was added to enable
119 * Added MEMCACHED_BAD_KEY_PROVIDED error for auto, set, and get operations.
120 MEMCACHED_BEHAVIOR_VERIFY_KEY was added to enable this feature.
121 * More error messages on command line tools.
122 * Fixed bugs in memcached_cas() operator.
123 * Fix to loop through interfaces
125 0.15 Tue Jan 29 14:55:44 PST 2008
126 * More work on the C++ API.
127 * Bug fixes around block corner cases.
128 * Slight performance increase in both read() and write().
130 0.14 Tue Jan 22 06:21:49 PST 2008
131 * For for bug found by Evan Weaver where increment() was not returning
132 propper error of value was not found.
133 * Fix for bad null pointer on flag by Toru Maesaka.
134 * Refactor of all IO to just pass in the active server
135 * Problem configuring (PKG_CHECK_MODULES) fixed by removal of "rpath" in
136 support/libmemcached.pc.in (Thanks to Ross McFarland).
137 * Added memcached_callback_get()/set()
138 * First prototype of C++ interface
139 * Updated docs for uint16_t changes in previous release
141 0.13 Sun Jan 13 06:51:50 PST 2008
142 * MEMCACHED_BEHAVIOR_USER_DATA added to store user pointer.
143 * Fix for failure to connect to invalidate socket.
144 * Patch from Marc Rossi to add --hash option for memcp, memrm, and memcat.
145 * Kevin's patch for fixing EOF issues during a read.
146 * Toru Maesaka patch for stats mismatch
147 * Fix for when CRC return 0
148 * Fixed uint16_t issues around flags. Turns out the documentation on the
150 * Lingering socket fixes for FreeBSD.
151 * Patches from Kevin Dalley for FreeBSD 4.0
152 * Added multi delete functions.
153 * All get key returns have C style null termination
154 * If memcached_server_list_append is passed NULLs instead of pointers it
156 * Added memcached_fetch_execute() method
157 * Found a bug where memcached_fetch() was not null terminating the result
159 * memcached_behavior() now has the ability to set "buffering" so that
160 data is not automatically flushed.
161 * Behavior change, buffered commands now return MEMCACHED_BUFFERED
163 0.12 Tue Dec 11 15:20:55 PST 2007
164 * Updates for consistent hashing
166 * Static allocation for hostname (performance)
167 * Fixed bug where in non-block mode all data might not have been sent on
169 * Refactor of memcached_get() to use common code.
170 * Change in value fetch, MEMCACHED_END is now returned when keys are no
172 * Fixed bug where key could be out of range of characters
173 * Added _by_key() methods to allow partitioning of values to particular
175 * MEMCACHED_DEFAILT_TIMEOUT is now set to a non -1 value.
176 * Performance improvements in get operations.
178 0.11 Mon Nov 26 01:05:52 PST 2007
179 * Added option to memcache_behavior_set() so that poll() can be timed out.
180 * Fixed memory leak in case of using memcached_fetch_result() where no
182 * Bug fixed in memcached_connect() which would cause servers that
183 did not need to be enabled to be enabled (performance issue).
184 * Rewrote bounds checking code for get calls.
185 * "make test" now starts its own memcached servers.
186 * Added Hseih hash (MEMCACHED_HASH_HSIEH), which is showing about 7%
187 performance over standard hash.
189 0.10 Tue Nov 20 23:22:31 PST 2007
190 * Added append binary test.
191 * Added MEMCACHED_BEHAVIOR_CACHE_LOOKUPS behavior so that you can save on
192 multiple DNS lookups.
193 * Added CAS support, though this is optional and must be enabled during
195 * Added the utility memerror to create human readable error strings
196 from memcached errors (aka convert ints to strings)
197 * Fixed type in MEMCACHED_HOST_LOOKUP_FAILURE
198 * Fixed bug where hostname might not be null terminated
199 * Moved to using gethostbyname_r() on Linux to solve thread safety issue
200 * Added -rpath support for pkg-config
201 * Documentation fix for hash setting using memcached_behavior_set()
203 0.9 Thu Nov 15 07:44:00 PST 2007
204 * fix for when no servers are definied.
205 * different buffers are now kept for different connections to
206 speed up async efforts
207 * Modified increment/decrement functions to return uint64_t values
208 * Fixed bug in cases where zero length keys were provided
209 * Thread cleanup issue in memslap
210 * No hostname lookup on reconnect
211 * Fix for flag settings (was doing hex by accident!)
212 * Support for 1.2.4 server additions "prepend" and "append" added.
213 * Added memcached_version()... not sure if I will make this public
216 0.8 Mon Nov 5 10:40:41 PST 2007
217 * Adding support for CRC hash method
218 * Adding support for UNIX sockets
219 * Added additional HASHing methods of FNV1_64,FNV1A_64, FNV1_32, FNV1A_32
220 * Added pkgconfig support (PKG_CHECK_MODULES)
221 * Fixed conflict with defined type in MySQL
222 * Added memcached_result_st structure and functions to manipulate it.
224 0.7 Tue Oct 30 09:24:05 PDT 2007
225 * Poved to poll() from select()
226 * Fixes in internal string class for allocation of large numbers of
228 * memcached_mget() function now sends keys as it parses them instead of
229 building strings as it goes.
230 * Propper flush now for making sure we get all IO sent even when in
232 * Added --enable-debug rule for configure
233 * All asserts() removed (hey this is going into production!)
236 0.6 Wed Oct 17 08:41:35 PDT 2007
237 * get value returns are now null terminated (request by Cal Heldenbrand)
238 * Fixed connections for more hosts then two.
239 * Rewrite of the read/write IO systems to handle different sorts of host
241 * Added man pages for all functions and tools
242 * Raised buffer size for readinng/writing to 16K
243 * You can now optionally set the socket size for recv/send via
244 memached_behavior_set/get.
246 0.5 Tue Oct 9 00:22:25 PDT 2007
247 * Ruby maintainer mentioned TCP_NODELAY patch he had added. Added this to C
248 library as well. (Eric Hodel drbrain@segment7.net)
249 * Added support script for set_benchmark
250 * Updated memslap to allow testing of TCP_NODELAY
251 * Updated memslap to support --flush (aka dump memcache servers before
253 * Fixed bug in multiple hosts not being activated
254 * Added environmental variable MEMCACHED_SERVERS which can be used to
255 set the servers list.
256 * fixed memcached_stat method (and now memstat works)
257 * server connect now happens on demand.
258 * Help for all command line applications
260 0.4 Wed Oct 3 10:28:50 PDT 2007
261 * Added buffered IO to write calls for keys
262 * Added buffered IO for reads
263 * memstat was broken (bad if/else on connect)
264 * New non-blocking IO (not default yet). Mucho faster
265 * Refactor of test system.
266 * memslap crash solved
268 0.3 Mon Oct 1 06:37:52 PDT 2007
269 * Jeff Fisher <guppy@techmonkeys.org> provided a spec file
270 * Added "make rpm" around dist file
271 * Added support for Solaris
272 * Added support for DTrace
273 * Fixed read to be recv and write to be send
274 * Bug fix where memstat would core if no server was found
275 * Added memslap tool (load generator)
276 * Numerous bug fixes in library
277 * Added calls to library for creating host lists (see
278 text cases to understand how to use this).
280 0.2 Thu Sep 27 03:46:57 PDT 2007
281 * First public version
projects / awesomized / libmemcached / blob