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b888bc4316
samba-mirror/lib
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Rusty Russell b888bc4316 ntdb: optimize ntdb_fetch. 
We access the key on lookup, then access the data in the caller.  It
makes more sense to access both at once.  We also put in a likely()
for the case where the hash is not chained.

Before:
Adding 1000 records: 3644-3724(3675) ns (129656 bytes)
Finding 1000 records: 1596-1696(1622) ns (129656 bytes)
Missing 1000 records: 1409-1525(1452) ns (129656 bytes)
Traversing 1000 records: 1636-1747(1668) ns (129656 bytes)
Deleting 1000 records: 3138-3223(3175) ns (129656 bytes)
Re-adding 1000 records: 3278-3414(3329) ns (129656 bytes)
Appending 1000 records: 5396-5529(5426) ns (253312 bytes)
Churning 1000 records: 9451-10095(9584) ns (253312 bytes)
smbtorture results (--entries=1000)
ntdb speed 183881-191112(188223) ops/sec

After:
Adding 1000 records: 3590-3701(3640) ns (129656 bytes)
Finding 1000 records: 1539-1605(1566) ns (129656 bytes)
Missing 1000 records: 1398-1440(1413) ns (129656 bytes)
Traversing 1000 records: 1629-2015(1710) ns (129656 bytes)
Deleting 1000 records: 3118-3236(3163) ns (129656 bytes)
Re-adding 1000 records: 3235-3355(3275) ns (129656 bytes)
Appending 1000 records: 5335-5444(5385) ns (253312 bytes)
Churning 1000 records: 9350-9955(9494) ns (253312 bytes)
smbtorture results (--entries=1000)
ntdb speed 180559-199981(195106) ops/sec
2012-06-19 05:38:07 +02:00
..
addns build: Remove all references to libuuid 2012-05-27 11:08:22 +02:00
async_req lib/async_req: Retry read_packet with read(2) 2012-03-23 17:31:24 +01:00
ccan ccan: remove bogus debug print. 2012-06-19 05:38:06 +02:00
compression lib: Remove dead mszip code. 2012-01-25 11:58:26 +01:00
crypto lib/crypto: Detect CommonCrypto and use it if available 2012-03-14 06:52:27 +01:00
dbwrap dbwrap: Remove an unnecessary ZERO_STRUCT 2012-06-15 18:32:21 +02:00
dnspython dnspython: Update to latest upstream snapshot. 2011-08-27 17:40:39 +02:00
iniparser allow to use system iniparser library. 2012-05-09 17:38:33 +02:00
iniparser_build s4: create ../lib/iniparser_build/config.m4 2010-03-11 13:31:37 +01:00
krb5_wrap lib/krb5_wrap: Remove unused smb_krb5_get_creds 2012-06-03 13:04:06 +02:00
ldb TDB2: make SAMBA use tdb1 again for the moment. 2012-06-19 05:38:05 +02:00
ldb-samba ldb_wrap.c: fix TDB2-incompatible API usage. 2012-01-30 09:25:50 +10:30
nss_wrapper Clean up some const and other compiler warnings. 2011-05-05 00:59:40 +02:00
ntdb ntdb: optimize ntdb_fetch. 2012-06-19 05:38:07 +02:00
param lib/param: add missing prototype of lpcfg_parm_long() 2012-06-18 15:26:42 +02:00
pep8 Add pep8. 2011-12-08 22:12:00 +01:00
popt popt: Check for popt manually as well, not just using pkg-config. 2012-02-20 15:13:32 +01:00
replace attr: Look for attr/attributes.h too. 2012-06-16 18:54:26 +02:00
smbconf smbconf: remove python shebang from wscript_build 2012-05-11 22:05:32 +02:00
socket Start to add truncate checks on all uses of strlcpy(). Reading lwn 2012-03-29 20:48:15 +02:00
socket_wrapper lib/socket_wrapper only enable python_socket and socket.py with socket_wrapper 2012-05-13 10:41:27 +02:00
subunit subunit: Import new upstream snapshot. 2011-11-13 18:06:06 +01:00
talloc build: Remove unused release scripts for talloc 2012-05-30 04:15:11 +02:00
tdb tdb/wscript: Remove unecessary semicolons. 2012-06-19 02:43:23 +02:00
tdb_compat TDB2: make SAMBA use tdb1 again for the moment. 2012-06-19 05:38:05 +02:00
tdb_wrap TDB2: make SAMBA use tdb1 again for the moment. 2012-06-19 05:38:05 +02:00
tdr Fix convert_string() to take a *converted_size arg. and return a bool. 2011-03-30 23:59:37 +02:00
testtools lib/testtools: fix use of a non-existent word (existant) 2012-06-12 07:21:42 +02:00
tevent tevent: change version to 0.9.16 2012-06-08 20:47:40 +02:00
torture libtorture: Improve suggestion to mention torture_assert_*() rather than 2012-05-03 18:28:05 +02:00
tsocket tsocket: Fix a couple of typos and spellings in tsocket_guide.txt 2012-04-17 14:41:52 +02:00
uid_wrapper Include uid_wrapper correctly. 2011-10-27 13:32:02 +02:00
util TDB2: make SAMBA use tdb1 again for the moment. 2012-06-19 05:38:05 +02:00
zlib build: a more robust zlib test 2011-09-09 15:24:05 +10:00
README subunit: Update to newer upstream version. 2010-03-29 18:05:29 +02:00
update-external.sh Add pep8. 2011-12-08 22:12:00 +01:00
wscript_build build: provide tevent-util as a public library 2011-08-08 13:34:06 +02:00

README 

compression - Various compression algorithms (MSZIP, lzxpress)
dnspython - Python module for working with DNS.
nss_wrapper - Wrapper for the user and group NSS API allowing the use 
              of other data sources.
popt - Command-line option parsing library
replace - Provides replacements for standard (POSIX, C99) functions 
          not provided by the host platform.
socket_wrapper - Wrapper library allowing TCP/IP traffic to be redirected 
                 over Unix domain sockets.
subunit - Utilities and bindings for working with the Subunit test result 
          reporting protocol.
talloc - Hierarchical pool based memory allocator 
tdb - Simple but fast key/value database library, supporting multiple writers
torture - Simple unit testing helper library