Re: [gentoo-user] The NPTL difference

2005-05-17 Thread Volker Armin Hemmann
On Wednesday 18 May 2005 02:01, Grant wrote: > > > How do you tell an app to use linuxthreads instead? What is the point > > > of +nptlonly? A more compact installation? > > > > A trick to make an app use linuxthreads is set > > LD_ASSUME_KERNEL=2.4.19 > > in the env your app will run in. > > Why

Re: [gentoo-user] The NPTL difference

2005-05-17 Thread Grant
> > How do you tell an app to use linuxthreads instead? What is the point > > of +nptlonly? A more compact installation? > > A trick to make an app use linuxthreads is set > LD_ASSUME_KERNEL=2.4.19 > in the env your app will run in. Why don't apps set that on their own if they require it? - Gr

Re: [gentoo-user] The NPTL difference

2005-05-17 Thread Bastian Balthazar Bux
Grant wrote: > How do you tell an app to use linuxthreads instead? What is the point > of +nptlonly? A more compact installation? A trick to make an app use linuxthreads is set LD_ASSUME_KERNEL=2.4.19 in the env your app will run in. --

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread reg
On Mon, 16 May 2005 17:10:32 -0700 Mark Knecht <[EMAIL PROTECTED]> wrote: > On 5/16/05, Grant <[EMAIL PROTECTED]> wrote: > > > > If I use -nptlonly instead of +, do I still risk incompatibilities? > > > > > > with ntplonly you WILL have problems. With 'nptl', you can say the apps > > > which > >

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread Richard Fish
Grant wrote: >>>If I use -nptlonly instead of +, do I still risk incompatibilities? >>> >>> >>with ntplonly you WILL have problems. With 'nptl', you can say the apps which >>implementation to use. Great for broken/old apps with problems. BUT if you >>use ntplonly you can NOT go back, and if

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread Volker Armin Hemmann
On Tuesday 17 May 2005 01:37, Grant wrote: > > > If I use -nptlonly instead of +, do I still risk incompatibilities? > > > > with ntplonly you WILL have problems. With 'nptl', you can say the apps > > which implementation to use. Great for broken/old apps with problems. BUT > > if you use ntplonly

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread Mark Knecht
On 5/16/05, Grant <[EMAIL PROTECTED]> wrote: > > > If I use -nptlonly instead of +, do I still risk incompatibilities? > > > > with ntplonly you WILL have problems. With 'nptl', you can say the apps > > which > > implementation to use. Great for broken/old apps with problems. BUT if you > > use nt

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread Grant
> > If I use -nptlonly instead of +, do I still risk incompatibilities? > > with ntplonly you WILL have problems. With 'nptl', you can say the apps which > implementation to use. Great for broken/old apps with problems. BUT if you > use ntplonly you can NOT go back, and if an app has a problem wit

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread Volker Armin Hemmann
On Tuesday 17 May 2005 01:04, Grant wrote: > > If I use -nptlonly instead of +, do I still risk incompatibilities? with ntplonly you WILL have problems. With 'nptl', you can say the apps which implementation to use. Great for broken/old apps with problems. BUT if you use ntplonly you can NOT go

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread Grant
> > What do you mean by rebuilding the machine? Do packages need to be > > recompiled under the new glibc to take advantage of NPTL? > > no, just no. > > There is almost never the need to recompile your system, and this is one of > the points, where recompiling is pointless. Spend your time doin

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread kashani
A. Khattri wrote: On Mon, 16 May 2005, kashani wrote: completing them any faster than the old server. However load remains a steady 0.10-0.20 whether there are 300 threads or 500. This appears to be the main benefit of the new threading. Better scalabilty and more efficient use of resources in a h

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread Volker Armin Hemmann
On Monday 16 May 2005 22:43, Grant wrote: > > What do you mean by rebuilding the machine? Do packages need to be > recompiled under the new glibc to take advantage of NPTL? no, just no. There is almost never the need to recompile your system, and this is one of the points, where recompiling is

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread GNU Dude
Tried it out a few months ago and didn't notice much of a difference speedwise. I found pretty quickly that it broke transcode (dunno if this is still the case) so I reverted to linuxthreads. That caused me quite a bit of headache as I had already rebuilt half the system with nptl and had to re-r

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread A. Khattri
On Mon, 16 May 2005, kashani wrote: > completing them any faster than the old server. However load remains a > steady 0.10-0.20 whether there are 300 threads or 500. This appears to > be the main benefit of the new threading. Better scalabilty and more > efficient use of resources in a highly thre

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread kashani
Grant wrote: Has anyone switched to NPTL and noticed a speed difference? If so, what seems faster? Has anyone run across any packages that don't work well with NPTL? What about the practical difference between + and - nptlonly? I recently updated a Mysql box from Mysql 3.2.x, 2.4 kernel, dual PI

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread Mark Knecht
On 5/16/05, Grant <[EMAIL PROTECTED]> wrote: > > On 5/16/05, Grant <[EMAIL PROTECTED]> wrote: > > > Has anyone switched to NPTL and noticed a speed difference? If so, > > > what seems faster? Has anyone run across any packages that don't work > > > well with NPTL? What about the practical differ

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread lists
On Mon, May 16, 2005 at 01:25:37PM -0700, Grant wrote: > Has anyone switched to NPTL and noticed a speed difference? If so, > what seems faster? Has anyone run across any packages that don't work > well with NPTL? What about the practical difference between + and - > nptlonly? I switched a whil

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread Matan Peled
Grant wrote: > Has anyone switched to NPTL and noticed a speed difference? If so, > what seems faster? Has anyone run across any packages that don't work > well with NPTL? What about the practical difference between + and - > nptlonly? > > - Grant > Java apps benefit a lot from ntpl. Loki's

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread Grant
> On 5/16/05, Grant <[EMAIL PROTECTED]> wrote: > > Has anyone switched to NPTL and noticed a speed difference? If so, > > what seems faster? Has anyone run across any packages that don't work > > well with NPTL? What about the practical difference between + and - > > nptlonly? > > > > - Grant >

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread Richard Fish
Grant wrote: >Has anyone switched to NPTL and noticed a speed difference? If so, >what seems faster? Has anyone run across any packages that don't work >well with NPTL? What about the practical difference between + and - >nptlonly? > > I can't say I see a speed difference, but then again, I

Re: [gentoo-user] The NPTL difference

2005-05-16 Thread Mark Knecht
On 5/16/05, Grant <[EMAIL PROTECTED]> wrote: > Has anyone switched to NPTL and noticed a speed difference? If so, > what seems faster? Has anyone run across any packages that don't work > well with NPTL? What about the practical difference between + and - > nptlonly? > > - Grant I switched. (Q

[gentoo-user] The NPTL difference

2005-05-16 Thread Grant
Has anyone switched to NPTL and noticed a speed difference? If so, what seems faster? Has anyone run across any packages that don't work well with NPTL? What about the practical difference between + and - nptlonly? - Grant -- gentoo-user@gentoo.org mailing list