1 * MEMCACHED_BEHAVIOR_NO_BLOCK no longer also sets MEMCACHED_BEHAVIOR_BUFFER_REQUESTS
3 0.28 Tue Apr 14 18:56:28 PDT 2009
4 * Fixed bug in init sructure (reapplied)
5 * Fixed bug in get/set by key (nikkhils@gmail.com)
7 0.27 Sun Mar 29 22:33:01 PDT 2009
8 * Added new UDP fire-forget mode.
9 * Reworked performance for mget() to better make use of async protocol
10 * Cleaned up execution of fetch (just one set of code now)
11 * Fixed Jenkin's for big endian hosts.
12 * Updates for memstat to determine network latency.
13 * Updates for binary protocol.
14 * Many updates to documentation.
16 0.26 Thu Jan 29 13:05:50 PST 2009
17 * Fix for decrement on hash key
18 * Fixed assert that was catching bad memset() call in host_reset()
19 * Fix purge issue for blocked IO which has been stacked.
21 0.25 Fri Nov 28 09:59:35 PST 2008
23 * Update of Murmur hash code
24 * Support explicit weights (Robey Pointer, Evan Weaver)
25 * Bugfix for ketama continuum (Robey Pointer)
26 * New behavior MEMCACHED_BEHAVIOR_HASH_WITH_PREFIX_KEY (Robey Pointer)
27 * Don't ever call stats for weighting servers, because it is unstable.
29 0.24 Tue Sep 16 02:59:03 PDT 2008 (never released)
30 * Cleanup compile warnings.
31 * Fix issues in partitioning by keys.
32 * Fixed "fail case" to make sure when calling memcached_clone() no
33 memcached_st is over written.
34 * New memcached_server_by_key() method for finding a server from
36 * memcached_server_free() was added for freeing server structures.
39 0.23 Sun Sep 7 08:13:59 PDT 2008
40 * Added strings.h header for Solaris 9
42 * Support for weighted Ketama from Yin Chen.
44 * Fix for 0 length key to trigger bad key.
45 * Added behaviors MEMCACHED_BEHAVIOR_SND_TIMEOUT, MEMCACHED_BEHAVIOR_RCV_TIMEOUT
46 * Support for Binary Protocol added
48 0.22 Mon Jul 14 09:24:11 PDT 2008
49 * Fix where master key was no being checked for "bad key"
50 * Fixed bugs in stats output (thread output was wrong)
51 * Clarified MEMCACHED_BAD_KEY_PROVIDED is return for bad prefix key.
52 * Found a bug in Flags return (Jacek Ostrowski)
53 * Fixed issue with compiling on Visual Studio
55 0.21 Fri May 23 18:34:09 PDT 2008
56 * Change of char * to const char * for all key based functions.
57 * New MEMCACHED_CALLBACK_PREFIX_KEY added. You can now create domains for
59 * Fixed bug introducd in last version on memcp
60 * Fix for death of file io to call shutdown()
62 0.20 Mon May 5 08:34:26 PDT 2008
63 * New consistent distribution tests.
64 * Found a memory leak when a server constantly fails.
65 * Fix in watchpoint macro
66 * Changed default timeout to 1 second for poll timeouts
67 * Wheel uses less memory/dynamic allocation for size (no longer limited to
69 * memslap memory leak fix
70 * Added Ketama distribution
71 * Fix assert.h compile problem on CentOS
73 0.19 Wed Apr 9 09:30:53 PDT 2008
74 * Documentation fix in libmemcached.
75 * Fixed bug where sort was always occuring on hosts
76 * Logic fix in branch prediction (thanks Jay!)
77 * Read through cached support.
78 * Fixed for cas by key operation.
79 * Fix for memcached_server_st list structures to have correct count.
80 * Added callback MEMCACHED_CALLBACK_DELETE_TRIGGER
81 * Removed function call in favor of macro (aka cut out some instructions)
84 0.18 Sun Mar 16 21:57:55 PDT 2008
85 * Fix plus tests for non-zero value objects and flags.
86 * MEMCACHED_HASH_MURMUR added for murmur algorithm provided.
87 * MEMCACHED_BEHAVIOR_RETRY_TIMEOUT added to keep connecting from looping
89 * gcc branch prediction optimizations
90 * Refactored entire tree to make include files cleaner
91 * Fixed leaked socket.
93 0.17 Wed Feb 27 03:33:29 PST 2008
94 * MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT added for connect timeout in
96 * Incompatible change in memcached_behavior_set() api. We now use a
97 uint64_t, instead of a pointer.
98 * Fix for storage of values for zero.
99 * memcached_server_cursor() function added to API for cycling through servers.
101 0.16 Mon Feb 18 00:30:25 PST 2008
102 * Work on the UDP protocol
103 * Added get_by_key, set_by_key tests for C++ API
104 * Fix for limit_maxbytes to be 64bit in stats
105 * Added Atom Smasher test (scale baby, scale!)
106 * Servers are now sorted, meaning that servers are now ordered so that
107 clients with the same lists, will have same distribution. (Idea from
108 Ross McFarland). MEMCACHED_BEHAVIOR_SORT_HOSTS was added to enable
110 * Added MEMCACHED_BAD_KEY_PROVIDED error for auto, set, and get operations.
111 MEMCACHED_BEHAVIOR_VERIFY_KEY was added to enable this feature.
112 * More error messages on command line tools.
113 * Fixed bugs in memcached_cas() operator.
114 * Fix to loop through interfaces
116 0.15 Tue Jan 29 14:55:44 PST 2008
117 * More work on the C++ API.
118 * Bug fixes around block corner cases.
119 * Slight performance increase in both read() and write().
121 0.14 Tue Jan 22 06:21:49 PST 2008
122 * For for bug found by Evan Weaver where increment() was not returning
123 propper error of value was not found.
124 * Fix for bad null pointer on flag by Toru Maesaka.
125 * Refactor of all IO to just pass in the active server
126 * Problem configuring (PKG_CHECK_MODULES) fixed by removal of "rpath" in
127 support/libmemcached.pc.in (Thanks to Ross McFarland).
128 * Added memcached_callback_get()/set()
129 * First prototype of C++ interface
130 * Updated docs for uint16_t changes in previous release
132 0.13 Sun Jan 13 06:51:50 PST 2008
133 * MEMCACHED_BEHAVIOR_USER_DATA added to store user pointer.
134 * Fix for failure to connect to invalidate socket.
135 * Patch from Marc Rossi to add --hash option for memcp, memrm, and memcat.
136 * Kevin's patch for fixing EOF issues during a read.
137 * Toru Maesaka patch for stats mismatch
138 * Fix for when CRC return 0
139 * Fixed uint16_t issues around flags. Turns out the documentation on the
141 * Lingering socket fixes for FreeBSD.
142 * Patches from Kevin Dalley for FreeBSD 4.0
143 * Added multi delete functions.
144 * All get key returns have C style null termination
145 * If memcached_server_list_append is passed NULLs instead of pointers it
147 * Added memcached_fetch_execute() method
148 * Found a bug where memcached_fetch() was not null terminating the result
150 * memcached_behavior() now has the ability to set "buffering" so that
151 data is not automatically flushed.
152 * Behavior change, buffered commands now return MEMCACHED_BUFFERED
154 0.12 Tue Dec 11 15:20:55 PST 2007
155 * Updates for consistent hashing
157 * Static allocation for hostname (performance)
158 * Fixed bug where in non-block mode all data might not have been sent on
160 * Refactor of memcached_get() to use common code.
161 * Change in value fetch, MEMCACHED_END is now returned when keys are no
163 * Fixed bug where key could be out of range of characters
164 * Added _by_key() methods to allow partitioning of values to particular
166 * MEMCACHED_DEFAILT_TIMEOUT is now set to a non -1 value.
167 * Performance improvements in get operations.
169 0.11 Mon Nov 26 01:05:52 PST 2007
170 * Added option to memcache_behavior_set() so that poll() can be timed out.
171 * Fixed memory leak in case of using memcached_fetch_result() where no
173 * Bug fixed in memcached_connect() which would cause servers that
174 did not need to be enabled to be enabled (performance issue).
175 * Rewrote bounds checking code for get calls.
176 * "make test" now starts its own memcached servers.
177 * Added Hseih hash (MEMCACHED_HASH_HSIEH), which is showing about 7%
178 performance over standard hash.
180 0.10 Tue Nov 20 23:22:31 PST 2007
181 * Added append binary test.
182 * Added MEMCACHED_BEHAVIOR_CACHE_LOOKUPS behavior so that you can save on
183 multiple DNS lookups.
184 * Added CAS support, though this is optional and must be enabled during
186 * Added the utility memerror to create human readable error strings
187 from memcached errors (aka convert ints to strings)
188 * Fixed type in MEMCACHED_HOST_LOOKUP_FAILURE
189 * Fixed bug where hostname might not be null terminated
190 * Moved to using gethostbyname_r() on Linux to solve thread safety issue
191 * Added -rpath support for pkg-config
192 * Documentation fix for hash setting using memcached_behavior_set()
194 0.9 Thu Nov 15 07:44:00 PST 2007
195 * fix for when no servers are definied.
196 * different buffers are now kept for different connections to
197 speed up async efforts
198 * Modified increment/decrement functions to return uint64_t values
199 * Fixed bug in cases where zero length keys were provided
200 * Thread cleanup issue in memslap
201 * No hostname lookup on reconnect
202 * Fix for flag settings (was doing hex by accident!)
203 * Support for 1.2.4 server additions "prepend" and "append" added.
204 * Added memcached_version()... not sure if I will make this public
207 0.8 Mon Nov 5 10:40:41 PST 2007
208 * Adding support for CRC hash method
209 * Adding support for UNIX sockets
210 * Added additional HASHing methods of FNV1_64,FNV1A_64, FNV1_32, FNV1A_32
211 * Added pkgconfig support (PKG_CHECK_MODULES)
212 * Fixed conflict with defined type in MySQL
213 * Added memcached_result_st structure and functions to manipulate it.
215 0.7 Tue Oct 30 09:24:05 PDT 2007
216 * Poved to poll() from select()
217 * Fixes in internal string class for allocation of large numbers of
219 * memcached_mget() function now sends keys as it parses them instead of
220 building strings as it goes.
221 * Propper flush now for making sure we get all IO sent even when in
223 * Added --enable-debug rule for configure
224 * All asserts() removed (hey this is going into production!)
227 0.6 Wed Oct 17 08:41:35 PDT 2007
228 * get value returns are now null terminated (request by Cal Heldenbrand)
229 * Fixed connections for more hosts then two.
230 * Rewrite of the read/write IO systems to handle different sorts of host
232 * Added man pages for all functions and tools
233 * Raised buffer size for readinng/writing to 16K
234 * You can now optionally set the socket size for recv/send via
235 memached_behavior_set/get.
237 0.5 Tue Oct 9 00:22:25 PDT 2007
238 * Ruby maintainer mentioned TCP_NODELAY patch he had added. Added this to C
239 library as well. (Eric Hodel drbrain@segment7.net)
240 * Added support script for set_benchmark
241 * Updated memslap to allow testing of TCP_NODELAY
242 * Updated memslap to support --flush (aka dump memcache servers before
244 * Fixed bug in multiple hosts not being activated
245 * Added environmental variable MEMCACHED_SERVERS which can be used to
246 set the servers list.
247 * fixed memcached_stat method (and now memstat works)
248 * server connect now happens on demand.
249 * Help for all command line applications
251 0.4 Wed Oct 3 10:28:50 PDT 2007
252 * Added buffered IO to write calls for keys
253 * Added buffered IO for reads
254 * memstat was broken (bad if/else on connect)
255 * New non-blocking IO (not default yet). Mucho faster
256 * Refactor of test system.
257 * memslap crash solved
259 0.3 Mon Oct 1 06:37:52 PDT 2007
260 * Jeff Fisher <guppy@techmonkeys.org> provided a spec file
261 * Added "make rpm" around dist file
262 * Added support for Solaris
263 * Added support for DTrace
264 * Fixed read to be recv and write to be send
265 * Bug fix where memstat would core if no server was found
266 * Added memslap tool (load generator)
267 * Numerous bug fixes in library
268 * Added calls to library for creating host lists (see
269 text cases to understand how to use this).
271 0.2 Thu Sep 27 03:46:57 PDT 2007
272 * First public version
projects / awesomized / libmemcached / blob