Ethan, Test results with 5 million / 10k commit of your scripts: ================================================================= Wed Dec 14 12:38:02 EST 2005 Benchmark Results v_rows=5000000 | v_parse=1000 | v_commit=10000 ================================================================= INSERT APPEND INTO BENCHMARK : 00:00:19.63 GATHER TABLES STATS : 00:00:01.90 CREATE TABLE LOGGING : 00:00:09.71 UPDATE COLUMN : 00:02:34.21 DELETE ALL FROM TABLE : 00:01:04.98 DROP TABLE : 00:00:17.55 CREATE TABLE NOLOGGING : 00:00:07.85 INSERT/COMMIT LOOP : 00:00:00.01 BULK UPDATE : 00:02:08.65 TRUNCATE TABLE : 00:00:00.18 ADD COLUMN NUMERIC DEFAULT : 00:02:20.82 ADD COLUMN CHARACTER DEFAULT : 00:03:16.27 DROP NUMERIC COLUMN : 00:01:38.53 DROP CHARACTER COLUMN : 00:01:42.84 HARD PARSE : 00:00:00.23 Starting with 50 m. I will work on gething Mark's test suite after that. On 12/14/05, Ethan Post <post.ethan@xxxxxxxxx> wrote: > I have a benchmark script I would like you to try, will send you the > attachment in a seperate email. Be interested in seeing the numbers, it is > very easy to run. I will post the script on the web when I get a chance for > everyone. > > -Ethan > > > On 12/14/05, Christo Kutrovsky <kutrovsky.oracle@xxxxxxxxx> wrote: > > > > I have a relativelly fast machine for testing. > > > > It's a 4 cpu XEON 3.6 ghz with 1 mb of cache > > 16 gb of ram > > > > and a lot of fast storage. > > > > It's running RedHat linux 4 64 bit with 64 bit Oracle 10g and ASM. > > > > Throw your ideas if you would like to see something tested, it's > > sitting idle right now. > > > > I just finished setting it up, so i am running some very raw tests. > > > > For example, I created a 3.68 gb table with ~40m rows from > > dba_objects. Exact size is: > > > > 3'959'422'976 bytes > > 38'653'952 rows > > > > It's gething full scanned for 5.05 cpuseconds. (482008 logical reads, > > no physical). > > > > If anyone wants to see something let me know. There's 500 gb of > > storage available. > > > > -- > > Christo Kutrovsky > > Senior Database/System Administrator > > The Pythian Group > > -- > > //www.freelists.org/webpage/oracle-l > > > > > > > > -- Christo Kutrovsky Senior Database/System Administrator The Pythian Group -- //www.freelists.org/webpage/oracle-l