libmemcached_config.h should not be installed
[awesomized/libmemcached] / ChangeLog
1 0.25
2 * Jenkins HASH added.
3
4 0.24 Tue Sep 16 02:59:03 PDT 2008 (never released)
5 * Cleanup compile warnings.
6 * Fix issues in partitioning by keys.
7 * Fixed "fail case" to make sure when calling memcached_clone() no
8 memcached_st is over written.
9 * New memcached_server_by_key() method for finding a server from
10 a key.
11 * memcached_server_free() was added for freeing server structures.
12
13
14 0.23 Sun Sep 7 08:13:59 PDT 2008
15 * Added strings.h header for Solaris 9
16 * Solaris 64bit fix.
17 * Support for weighted Ketama from Yin Chen.
18 * Fix for Chinese
19 * Fix for 0 length key to trigger bad key.
20 * Added behaviors MEMCACHED_BEHAVIOR_SND_TIMEOUT, MEMCACHED_BEHAVIOR_RCV_TIMEOUT
21 * Support for Binary Protocol added
22
23 0.22 Mon Jul 14 09:24:11 PDT 2008
24 * Fix where master key was no being checked for "bad key"
25 * Fixed bugs in stats output (thread output was wrong)
26 * Clarified MEMCACHED_BAD_KEY_PROVIDED is return for bad prefix key.
27 * Found a bug in Flags return (Jacek Ostrowski)
28 * Fixed issue with compiling on Visual Studio
29
30 0.21 Fri May 23 18:34:09 PDT 2008
31 * Change of char * to const char * for all key based functions.
32 * New MEMCACHED_CALLBACK_PREFIX_KEY added. You can now create domains for
33 values.
34 * Fixed bug introducd in last version on memcp
35 * Fix for death of file io to call shutdown()
36
37 0.20 Mon May 5 08:34:26 PDT 2008
38 * New consistent distribution tests.
39 * Found a memory leak when a server constantly fails.
40 * Fix in watchpoint macro
41 * Changed default timeout to 1 second for poll timeouts
42 * Wheel uses less memory/dynamic allocation for size (no longer limited to
43 512 hosts by default.
44 * memslap memory leak fix
45 * Added Ketama distribution
46 * Fix assert.h compile problem on CentOS
47
48 0.19 Wed Apr 9 09:30:53 PDT 2008
49 * Documentation fix in libmemcached.
50 * Fixed bug where sort was always occuring on hosts
51 * Logic fix in branch prediction (thanks Jay!)
52 * Read through cached support.
53 * Fixed for cas by key operation.
54 * Fix for memcached_server_st list structures to have correct count.
55 * Added callback MEMCACHED_CALLBACK_DELETE_TRIGGER
56 * Removed function call in favor of macro (aka cut out some instructions)
57
58
59 0.18 Sun Mar 16 21:57:55 PDT 2008
60 * Fix plus tests for non-zero value objects and flags.
61 * MEMCACHED_HASH_MURMUR added for murmur algorithm provided.
62 * MEMCACHED_BEHAVIOR_RETRY_TIMEOUT added to keep connecting from looping
63 on timeout.
64 * gcc branch prediction optimizations
65 * Refactored entire tree to make include files cleaner
66 * Fixed leaked socket.
67
68 0.17 Wed Feb 27 03:33:29 PST 2008
69 * MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT added for connect timeout in
70 non-block mode.
71 * Incompatible change in memcached_behavior_set() api. We now use a
72 uint64_t, instead of a pointer.
73 * Fix for storage of values for zero.
74 * memcached_server_cursor() function added to API for cycling through servers.
75
76 0.16 Mon Feb 18 00:30:25 PST 2008
77 * Work on the UDP protocol
78 * Added get_by_key, set_by_key tests for C++ API
79 * Fix for limit_maxbytes to be 64bit in stats
80 * Added Atom Smasher test (scale baby, scale!)
81 * Servers are now sorted, meaning that servers are now ordered so that
82 clients with the same lists, will have same distribution. (Idea from
83 Ross McFarland). MEMCACHED_BEHAVIOR_SORT_HOSTS was added to enable
84 this support.
85 * Added MEMCACHED_BAD_KEY_PROVIDED error for auto, set, and get operations.
86 MEMCACHED_BEHAVIOR_VERIFY_KEY was added to enable this feature.
87 * More error messages on command line tools.
88 * Fixed bugs in memcached_cas() operator.
89 * Fix to loop through interfaces
90
91 0.15 Tue Jan 29 14:55:44 PST 2008
92 * More work on the C++ API.
93 * Bug fixes around block corner cases.
94 * Slight performance increase in both read() and write().
95
96 0.14 Tue Jan 22 06:21:49 PST 2008
97 * For for bug found by Evan Weaver where increment() was not returning
98 propper error of value was not found.
99 * Fix for bad null pointer on flag by Toru Maesaka.
100 * Refactor of all IO to just pass in the active server
101 * Problem configuring (PKG_CHECK_MODULES) fixed by removal of "rpath" in
102 support/libmemcached.pc.in (Thanks to Ross McFarland).
103 * Added memcached_callback_get()/set()
104 * First prototype of C++ interface
105 * Updated docs for uint16_t changes in previous release
106
107 0.13 Sun Jan 13 06:51:50 PST 2008
108 * MEMCACHED_BEHAVIOR_USER_DATA added to store user pointer.
109 * Fix for failure to connect to invalidate socket.
110 * Patch from Marc Rossi to add --hash option for memcp, memrm, and memcat.
111 * Kevin's patch for fixing EOF issues during a read.
112 * Toru Maesaka patch for stats mismatch
113 * Fix for when CRC return 0
114 * Fixed uint16_t issues around flags. Turns out the documentation on the
115 protocol was wrong.
116 * Lingering socket fixes for FreeBSD.
117 * Patches from Kevin Dalley for FreeBSD 4.0
118 * Added multi delete functions.
119 * All get key returns have C style null termination
120 * If memcached_server_list_append is passed NULLs instead of pointers it
121 returns NULL.
122 * Added memcached_fetch_execute() method
123 * Found a bug where memcached_fetch() was not null terminating the result
124 value.
125 * memcached_behavior() now has the ability to set "buffering" so that
126 data is not automatically flushed.
127 * Behavior change, buffered commands now return MEMCACHED_BUFFERED
128
129 0.12 Tue Dec 11 15:20:55 PST 2007
130 * Updates for consistent hashing
131 * IPV6 support
132 * Static allocation for hostname (performance)
133 * Fixed bug where in non-block mode all data might not have been sent on
134 close().
135 * Refactor of memcached_get() to use common code.
136 * Change in value fetch, MEMCACHED_END is now returned when keys are no
137 longer in the pipe.
138 * Fixed bug where key could be out of range of characters
139 * Added _by_key() methods to allow partitioning of values to particular
140 servers.
141 * MEMCACHED_DEFAILT_TIMEOUT is now set to a non -1 value.
142 * Performance improvements in get operations.
143
144 0.11 Mon Nov 26 01:05:52 PST 2007
145 * Added option to memcache_behavior_set() so that poll() can be timed out.
146 * Fixed memory leak in case of using memcached_fetch_result() where no
147 value was returned.
148 * Bug fixed in memcached_connect() which would cause servers that
149 did not need to be enabled to be enabled (performance issue).
150 * Rewrote bounds checking code for get calls.
151 * "make test" now starts its own memcached servers.
152 * Added Hseih hash (MEMCACHED_HASH_HSIEH), which is showing about 7%
153 performance over standard hash.
154
155 0.10 Tue Nov 20 23:22:31 PST 2007
156 * Added append binary test.
157 * Added MEMCACHED_BEHAVIOR_CACHE_LOOKUPS behavior so that you can save on
158 multiple DNS lookups.
159 * Added CAS support, though this is optional and must be enabled during
160 runtime.
161 * Added the utility memerror to create human readable error strings
162 from memcached errors (aka convert ints to strings)
163 * Fixed type in MEMCACHED_HOST_LOOKUP_FAILURE
164 * Fixed bug where hostname might not be null terminated
165 * Moved to using gethostbyname_r() on Linux to solve thread safety issue
166 * Added -rpath support for pkg-config
167 * Documentation fix for hash setting using memcached_behavior_set()
168
169 0.9 Thu Nov 15 07:44:00 PST 2007
170 * fix for when no servers are definied.
171 * different buffers are now kept for different connections to
172 speed up async efforts
173 * Modified increment/decrement functions to return uint64_t values
174 * Fixed bug in cases where zero length keys were provided
175 * Thread cleanup issue in memslap
176 * No hostname lookup on reconnect
177 * Fix for flag settings (was doing hex by accident!)
178 * Support for 1.2.4 server additions "prepend" and "append" added.
179 * Added memcached_version()... not sure if I will make this public
180 or not.
181
182 0.8 Mon Nov 5 10:40:41 PST 2007
183 * Adding support for CRC hash method
184 * Adding support for UNIX sockets
185 * Added additional HASHing methods of FNV1_64,FNV1A_64, FNV1_32, FNV1A_32
186 * Added pkgconfig support (PKG_CHECK_MODULES)
187 * Fixed conflict with defined type in MySQL
188 * Added memcached_result_st structure and functions to manipulate it.
189
190 0.7 Tue Oct 30 09:24:05 PDT 2007
191 * Poved to poll() from select()
192 * Fixes in internal string class for allocation of large numbers of
193 strings.
194 * memcached_mget() function now sends keys as it parses them instead of
195 building strings as it goes.
196 * Propper flush now for making sure we get all IO sent even when in
197 non-block mode.
198 * Added --enable-debug rule for configure
199 * All asserts() removed (hey this is going into production!)
200
201
202 0.6 Wed Oct 17 08:41:35 PDT 2007
203 * get value returns are now null terminated (request by Cal Heldenbrand)
204 * Fixed connections for more hosts then two.
205 * Rewrite of the read/write IO systems to handle different sorts of host
206 failures.
207 * Added man pages for all functions and tools
208 * Raised buffer size for readinng/writing to 16K
209 * You can now optionally set the socket size for recv/send via
210 memached_behavior_set/get.
211
212 0.5 Tue Oct 9 00:22:25 PDT 2007
213 * Ruby maintainer mentioned TCP_NODELAY patch he had added. Added this to C
214 library as well. (Eric Hodel drbrain@segment7.net)
215 * Added support script for set_benchmark
216 * Updated memslap to allow testing of TCP_NODELAY
217 * Updated memslap to support --flush (aka dump memcache servers before
218 testing)
219 * Fixed bug in multiple hosts not being activated
220 * Added environmental variable MEMCACHED_SERVERS which can be used to
221 set the servers list.
222 * fixed memcached_stat method (and now memstat works)
223 * server connect now happens on demand.
224 * Help for all command line applications
225
226 0.4 Wed Oct 3 10:28:50 PDT 2007
227 * Added buffered IO to write calls for keys
228 * Added buffered IO for reads
229 * memstat was broken (bad if/else on connect)
230 * New non-blocking IO (not default yet). Mucho faster
231 * Refactor of test system.
232 * memslap crash solved
233
234 0.3 Mon Oct 1 06:37:52 PDT 2007
235 * Jeff Fisher <guppy@techmonkeys.org> provided a spec file
236 * Added "make rpm" around dist file
237 * Added support for Solaris
238 * Added support for DTrace
239 * Fixed read to be recv and write to be send
240 * Bug fix where memstat would core if no server was found
241 * Added memslap tool (load generator)
242 * Numerous bug fixes in library
243 * Added calls to library for creating host lists (see
244 text cases to understand how to use this).
245
246 0.2 Thu Sep 27 03:46:57 PDT 2007
247 * First public version
248