Chris, would you mind posting your C/CXXFLAGS and LDFLAGS? Patrick
On Tue, Jan 28, 2014 at 10:55 AM, Chris Lawrence <ch...@nrsys.org> wrote: > Greetings: > > Based on some of the discussion so far in this thread > (which thank you all by the way for your input!) has led me down some > holes I was afraid to go down (building from source). I'm not averse > to it for technical reasons, just.. its a time consumer. :) In any case > I did run some tests on the box, building MySQL from source with a > variety of -mtune attempts (niagara, niagara2/3, etc), and > interestingly enough all of those attempts yielded a system that > actually was _slower_ than the 'stock' binaries distributed with > Debian SPARC (Wheezy). > > I am currently attempting a MariaDB build on the machine, but have > been running into some compile-time errors (I'm not very experienced > in porting to different architectures), as I was unable to find any > binaries of MariaDB (hoping its claims of faster/better would apply > here). > > I'll drop a reply if I ever get Maria built and see a difference. > Thanks again for all the input, much appreciated! > > Regards, > > Chris > > On Tue, Jan 28, 2014 at 4:19 AM, Rainer Herbst > <rainer.her...@uni-potsdam.de> wrote: > > Single thread performance of the T2000 is definatly lower than of x86 > > hardware, but a factor of 30 is to high. I would have expected factor > 3-4, > > maybe 10. > > > > We use a T2000 for LDAP and MySQL server in Solaris 10 LDOMs, and the > system > > perform reasonably well. > > > > > > > > Mit freundlichen Grüßen, > > > > Rainer Herbst > > Zentrale Einrichtung für Informations- > > verarbeitung und Kommunikation (ZEIK) > > Universität Potsdam > > Am Neuen Palais 10, Haus 8, Zimmer 0.70a > > 14469 Potsdam > > Tel. 0331 - 977 1039 > > > > > > Quoting Patrick Baggett <baggett.patr...@gmail.com>: > > > >> Just from reading others' questions and answers over the web, I wouldn't > >> be > >> surprised if that was the case, especially if you are doing anything > that > >> needs an FPU in there. Also IIRC, they are in-order CPUs, which means > >> having proper compiler flags will make a difference. Stock MySQL from > >> Debian probably doesn't have any special flags applied, whereas you'd > >> probably want "-mtune=niagara". > >> > >> I'm interested in finding out the answer as well -- I've considering > >> picking up a used T2-based, which has similar characteristics, since > they > >> are down to a few hundred dollars. > >> > >> Patrick > >> > >> > >> > >> > >> On Mon, Jan 27, 2014 at 1:35 PM, Chris Lawrence <ch...@nrsys.org> > wrote: > >> > >>> Greetings: > >>> > >>> I have been gifted a Sun T2000 from my employer as a hand-me-down > >>> piece of hardware. I have had plenty of experience using it as a > >>> Solaris 10 box, and we generally ran Oracle and our in-house products > >>> on the hardware with good results. > >>> > >>> After getting the hardware, without a Sun contract I went with Debian, > >>> which was fine as my expertise/background is more heavily Linux than > >>> Solaris anyways. > >>> > >>> After a lot of tinkering I got the system as I liked it, prepared to > >>> host several LXC containers, separated as database and web servers for > >>> a project for my friend's gaming website. All went well, until I > >>> started working with MySQL. I started noticing significant > >>> differences in performance, and, I went down the rabbit hole to find > >>> plenty of articles talking about how MySQL doesn't run well on The > >>> T2000's due to single threadedness sort of reasons. > >>> > >>> I've done a good amount of fine tuning of the database, but I'm > >>> finding any query of complexity taking sometimes as much as 30x longer > >>> to execute than on same-era x86 hardware running Debian. > >>> > >>> I am really just trying to figure out if I'm wasting my time by trying > >>> to 'fix' this, or if its a reality of the hardware platform. Even > >>> simple 'select BENCHMARK' queries are returning back after 25-30 > >>> seconds, whereas on the x86 box it comes back in 1-2 seconds. > >>> > >>> Is MySQL on this hardware platform a lost cause, or am I missing > >>> something obvious? > >>> > >>> Thanks in advance! > >>> > >>> Regards, > >>> > >>> Chris > >>> > >>> > >>> -- > >>> To UNSUBSCRIBE, email to debian-sparc-requ...@lists.debian.org > >>> with a subject of "unsubscribe". Trouble? Contact > >>> listmas...@lists.debian.org > >>> Archive: > >>> > >>> > http://lists.debian.org/caouezgjvmyjpmpowtpjvafmpy0uneext3pctwxypanapdlv...@mail.gmail.com > >>> > >>> > >> > > > > > > > -- > To UNSUBSCRIBE, email to debian-sparc-requ...@lists.debian.org > with a subject of "unsubscribe". Trouble? Contact > listmas...@lists.debian.org > Archive: > http://lists.debian.org/caouezgkkvfeo_6wocjhmtwt0nots3hhq-bpjkdzmvfmvqtg...@mail.gmail.com > >
