Re: Has anyone run on the new G5 yet
От | Sean Shanny |
---|---|
Тема | Re: Has anyone run on the new G5 yet |
Дата | |
Msg-id | 3FCE5B85.9000406@earthlink.net обсуждение исходный текст |
Ответ на | Has anyone run on the new G5 yet (Sean Shanny <shannyconsulting@earthlink.net>) |
Ответы |
Re: Has anyone run on the new G5 yet
|
Список | pgsql-performance |
I should also add that we have already done a ton of tuning based on the archives of this list so we are not starting from scratch here. Thanks. --sean Sean Shanny wrote: > To all, > > We are building a data warehouse composed of essentially click stream > data. The DB is growing fairly quickly as to be expected, currently > at 90GB for one months data. The idea is to keep 6 months detailed > data on line and then start aggregating older data to summary tables. > We have 2 fact tables currently, one with about 68 million rows and > the other with about 210 million rows. Numerous dimension tables > ranging from a dozen rows to millions. > > We are currently running on a Dell 2650 with 2 Xeon 2.8 processors in > hyper-threading mode, 4GB of ram, and 5 SCSI drives in a RAID 0, > Adaptec PERC3/Di, configuration. I believe they are 10k drives. > Files system is EXT3. We are running RH9 Linux kernel 2.4.20-20.9SMP > with bigmem turned on. This box is used only for the warehouse. All > the ETL work is done on this machine as well. DB version is > postgreSQL 7.4. > > We are running into issues with IO saturation obviously. Since this > thing is only going to get bigger we are looking for some advice on > how to accommodate DB's of this size. > > First question is do we gain anything by moving the RH Enterprise > version of Linux in terms of performance, mainly in the IO realm as we > are not CPU bound at all? Second and more radical, has anyone run > postgreSQL on the new Apple G5 with an XRaid system? This seems like > a great value combination. Fast CPU, wide bus, Fibre Channel IO, > 2.5TB all for ~17k. > > I keep see references to terabyte postgreSQL installations, I was > wondering if anyone on this list is in charge of one of those and can > offer some advice on how to position ourselves hardware wise. > > Thanks. > > --sean > > > ---------------------------(end of broadcast)--------------------------- > TIP 3: if posting/reading through Usenet, please send an appropriate > subscribe-nomail command to majordomo@postgresql.org so that your > message can get through to the mailing list cleanly >
В списке pgsql-performance по дате отправления: