Eric, subtract the differene of what you paid for the M3000 for what you could
have gotten a 5120 for and take that from your capacity planning guys salary.
He'll do better next time. It is always easy to over build, but that costs
money.
mike
> Date: Tue, 17 Aug 2010 13:21:51 -0400
> From: ezh...@entergy.com
> Subject: Re: Sun Server T5120
> To: arslist@ARSLIST.ORG
>
> Interesting. I was told by my capacity planning guy that Oracle 10G is one
> of the apps performing poorly on T-Series, while PeopelSoft app just fly
> on T-series box. We don't want to take a chance so we pick M3000.
>
> Eric
>
> On Thu, 12 Aug 2010 21:01:37 +0000, michael campbell <soup...@hotmail.com>
> wrote:
>
> >
> >I guess I should have weighed in earlier. We run full ITSM for a couple
> different organizations, to include SRM, KMX, and a full CMDB. We are
> doing this on T2000s in one organization, and T5120s in another. Oracle
> 10G and 11G and never had any performance issues. These things smoke. In
> an older implementation, I had 280Rs now 440s, full 5.5 ITSM, still
> purring.
> >mike
> >
> >> Date: Thu, 12 Aug 2010 17:31:33 -0400
> >> From: ezh...@entergy.com
> >> Subject: Re: Sun Server T5120
> >> To: arslist@ARSLIST.ORG
> >>
> >> Will do.
> >>
> >> On Wed, 11 Aug 2010 12:43:17 -0500, Axton <axton.gr...@gmail.com> wrote:
> >>
> >> >Interesting. Your development ui will definitely move much faster. I
> >> would
> >> >like to hear how things go when in production if you can share that
> >> >information later on.
> >> >
> >> >Axton Grams
> >> >
> >> >The opinions, statements, and/or suggested courses of action expressed
> in
> >> >this E-mail do not necessarily reflect those of BMC Software, Inc. My
> >> >voluntary participation in this forum is not intended to convey a role
> as
> >> a
> >> >spokesperson, liaison or public relations representative for BMC
> Software,
> >> >Inc.
> >> >
> >> >On Wed, Aug 11, 2010 at 1:36 PM, Eric Zhang <ezh...@entergy.com> wrote:
> >> >
> >> >> Thanks Axton.
> >> >>
> >> >> We decided to go with M3000 after some internal discussion and
> external
> >> >> consultation. The main reasons are: 1) Internally, we have some T5120
> >> >> servers that perform poorly with some applications; 2) I asked BMC
> >> support
> >> >> for recommendation. BMC doesn't recommend a particular SPARC machine.
> >> >> However from previous experience, they found that the T series is
> good
> >> for
> >> >> mid-tier but not for CPU intensive operations in AR Server. The V
> series
> >> >> or better yet M series is good for CPU intensive operations.
> >> >>
> >> >> Eric
> >> >>
> >> >>
> >> >> On Mon, 9 Aug 2010 21:32:31 -0500, Axton <axton.gr...@gmail.com>
> wrote:
> >> >>
> >> >> >We are using T5120, T5440, and T2000's to host Remedy. It runs
> Remedy
> >> >> >really well but we are not running the ITSM applications. We are
> using
> >> >> >Solaris 9 Branded Zones with Solaris 10 on the global host. We have
> >> done
> >> >> >some special things to the boxes. We use libumem instead of libc
> (slab
> >> >> >memory allocator) and we use quiet a few GNU tools because they are
> >> more
> >> >> up
> >> >> >to date.
> >> >> >
> >> >> >Zones are really nice when you need to clone an environment or need
> >> >> >snapshots of an environment.
> >> >> >
> >> >> >There is an issues with some patches on Solaris 9 Branded Zones
> where
> >> >> >rpcbind stops working with UDP transport for all services (I can
> get
> >> the
> >> >> >details if interested) which does not work with Remedy.
> >> >> >
> >> >> >There is also an issue with Java 1.5 in the Branded Zones (1.4 and
> 1.6
> >> JRE
> >> >> >run fine), which prevents the X based Remedy installers from
> running at
> >> >> all,
> >> >> >but a patch or hotfix is available to address that issue. I can get
> >> more
> >> >> >details here if needed.
> >> >> >
> >> >> >The only comments I can add is that the cores/threads are not that
> fast
> >> >> >(1ghz, or a little faster), so the things that depend on one fast
> cpu
> >> do
> >> >> not
> >> >> >perform as well as a say, a single cpu box with a really fast cpu.
> The
> >> >> >boxes handle a large number of concurrent users really well though.
> We
> >> >> are
> >> >> >able to support 2k to 4k (max peak) concurrent users on 2xT5120's
> >> without
> >> >> >much of a load.
> >> >> >
> >> >> >Compiling software on these boxes, say compared to a SunFire or a M-
> >> >> Series,
> >> >> >is slow though. The concurrency on the cool-threads is great though.
> >> >> > That's the trade-off.
> >> >> >
> >> >> >The zone technology still has some maturing to do, as compared to
> >> openvz
> >> >> >(Linux) or bsd jails. Sun is making strides in the right direction,
> >> but
> >> >> >they still have some catching up to do.
> >> >> >
> >> >> >With the zones, some of my favorite tools simply don't work because
> the
> >> >> >container technology is not mature. Examples include lsof, tcpdump,
> >> and
> >> >> >some other things. This is because they have not come up with a
> >> >> >good privilege separation model to allow the zones to access kernel
> >> memory
> >> >> >specific to the zone. There are hacks to work around this, but in
> the
> >> >> >current model they create gaping holes in the security of the
> >> >> virtualization
> >> >> >because they allow the zones access to the kernel memory for every
> >> other
> >> >> >zone and the global host. This makes troubleshooting in zones
> >> impossible
> >> >> or
> >> >> >hap-hazard, at best.
> >> >> >
> >> >> >Axton Grams
> >> >> >
> >> >> >The opinions, statements, and/or suggested courses of action
> expressed
> >> in
> >> >> >this E-mail do not necessarily reflect those of BMC Software, Inc.
> My
> >> >> >voluntary participation in this forum is not intended to convey a
> role
> >> as
> >> >> a
> >> >> >spokesperson, liaison or public relations representative for BMC
> >> Software,
> >> >> >Inc.
> >> >> >
> >> >> >On Mon, Aug 9, 2010 at 4:57 PM, Eric Zhang <ezh...@entergy.com>
> wrote:
> >> >> >
> >> >> >> We are looking into purchasing a Sun T5120 to host AR System 7.5
> and
> >> >> >> Remedy apps (ITSM, CMDB, SRM, and SLM) with about 400 concurrent
> >> users.
> >> >> >> The other options is M3000, which is a lot more expensive.
> >> >> >>
> >> >> >> Is anyone using T5120 (or any of Sun’s “cool-threads” series of
> >> servers)
> >> >> >> to host AR System and ITSM apps? Any feedback is appreciated.
> >> >> >>
> >> >> >> Eric
> >> >> >>
> >> >> >>
> >> >> >>
> >> >>
> >>
> ___________________________________________________________________________
> >> >> ____
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> >> >> >
> >> >>
> >>
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> >> >>
> >> >>
> >>
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