Re: Scale up design

jhnyt 发自我的 iPad 在 2010-12-13，14:46，Pradeep Singh 写道： > 8GB is used on laptops. For servers you need more. > > On Sun, Dec 12, 2010 at 10:25 PM, Ganesh wrote: > >> Hello all, >> >> I know little bit about scale out design, Sharding the database across >> systems. Is any one in this group tri

RE: Re: Scale up design

On 12/22/2010 at 2:38 AM, Ganesh wrote: > Any other tips targeting 64 bit? If memory usage is an issue, you might consider using HotSpot's "compressed oops" option:

Re: Re: Scale up design

t; > To: > Sent: Wednesday, December 22, 2010 12:44 PM > Subject: Re: Re: Scale up design > > > There are no noticeable performance gains/loses when moving to 64 bit, > assuming is the exactly same hardware (just 64bit OS), same index and > reasonable amount of java heap >

Re: Re: Scale up design

To: Sent: Wednesday, December 22, 2010 12:44 PM Subject: Re: Re: Scale up design There are no noticeable performance gains/loses when moving to 64 bit, assuming is the exactly same hardware (just 64bit OS), same index and reasonable amount of java heap (keep in mind that if you had 2gb on 32 bit y

Re: Re: Scale up design

ve started > investigating 64 bit,  i want to know about its performance and if anyone in > this group has already tried using it. > > Regards > Ganesh > > - Original Message - > From: "Simon Willnauer" > To: > Sent: Monday, December 20, 2010 2:1

Re: Re: Scale up design

anesh - Original Message - From: "Simon Willnauer" To: Sent: Monday, December 20, 2010 2:11 PM Subject: Re: Re: Scale up design > On Mon, Dec 20, 2010 at 8:39 AM, Ganesh wrote: >> I have done some benchmarking and based on that my estimate of RAM >> requirement

Re: Re: Scale up design

; To: > Sent: Thursday, December 16, 2010 4:20 PM > Subject: Re: Re: Scale up design > > >> On Thu, 2010-12-16 at 06:59 +0100, Ganesh wrote: >>> 250 GB of data, 40 GB of Index Size, 60 million records is >>> working fine with 1 GB RAM. We are storing minmal amo

Re: Re: Scale up design

ct: Re: Re: Scale up design > On Thu, 2010-12-16 at 06:59 +0100, Ganesh wrote: >> 250 GB of data, 40 GB of Index Size, 60 million records is >> working fine with 1 GB RAM. We are storing minmal amount >> of data in index. We are doing sorting on Date. Even in >>

Re: Re: Scale up design

On Thu, 2010-12-16 at 06:59 +0100, Ganesh wrote: > 250 GB of data, 40 GB of Index Size, 60 million records is > working fine with 1 GB RAM. We are storing minmal amount > of data in index. We are doing sorting on Date. Even in > single system, the database are shard. Looking back in the list, I se

Re: Re: Scale up design

Ganesh - Original Message - From: "Toke Eskildsen" To: Sent: Wednesday, December 15, 2010 4:36 PM Subject: [Bulk] Re: Scale up design > On Wed, 2010-12-15 at 09:42 +0100, Ganesh wrote: >> What is the advantage of going for 64 Bit. > > Larger maximum

Re: Scale up design

On Wed, 2010-12-15 at 09:42 +0100, Ganesh wrote: > What is the advantage of going for 64 Bit. Larger maximum heap, more memory in the machine. > People claim performance and usage of more RAM. Yes, pointers normally take up 64bit on a 64bit machine. Depending on the application, the overhead can

Re: Scale up design

more ideas. We need to design whether to scale out or scale up. Regards Ganesh - Original Message - From: "Erick Erickson" To: Sent: Monday, December 13, 2010 7:00 PM Subject: Re: Scale up design Here's a great intro to the garbage collectio

Re: Scale up design

. > > And from my experience overall cost (for same availability) is cheaper > > when you use many smaller servers than few large ones. > > > > On Mon, Dec 13, 2010 at 09:01, Ganesh wrote: > >> Have you tried using Lucene in 64 Bit with more than 8 GB RAM. > >

Re: Scale up design

lity) is cheaper > when you use many smaller servers than few large ones. > > On Mon, Dec 13, 2010 at 09:01, Ganesh wrote: >> Have you tried using Lucene in 64 Bit with more than 8 GB RAM. >> >> Regards >> Ganesh >> >> ----- Original Message - >>

Re: Scale up design

s > Ganesh > > - Original Message - > From: "Pradeep Singh" > To: > Sent: Monday, December 13, 2010 12:16 PM > Subject: Re: Scale up design > > >> 8GB is used on laptops. For servers you need more. >> >> On Sun, Dec 12, 2010 at 10:25 P

Re: Scale up design

Have you tried using Lucene in 64 Bit with more than 8 GB RAM. Regards Ganesh - Original Message - From: "Pradeep Singh" To: Sent: Monday, December 13, 2010 12:16 PM Subject: Re: Scale up design > 8GB is used on laptops. For servers you need more. > > On Sun, De

Re: Scale up design

8GB is used on laptops. For servers you need more. On Sun, Dec 12, 2010 at 10:25 PM, Ganesh wrote: > Hello all, > > I know little bit about scale out design, Sharding the database across > systems. Is any one in this group tried Scale up architecture? I think to > scale up, we need to use 64 bit

Scale up design

Hello all, I know little bit about scale out design, Sharding the database across systems. Is any one in this group tried Scale up architecture? I think to scale up, we need to use 64 bit. How about the Lucene performance in 64 bit? Whether we could use 8 GB RAM completely? Could any share the