Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-31 Thread Benjamin Redelings I
Vincent Stemen wrote: > The problem is, that's not true. These problems are not slipping > through because of lack of testers. Just to add some sanity to this thread, I have been using the 2.4.x kernels ever since they came out, on my personal workstation and on some workstations

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Mike Galbraith
On Wed, 30 May 2001, Vincent Stemen wrote: > On Wednesday 30 May 2001 15:17, Mike Galbraith wrote: > > On Wed, 30 May 2001, Vincent Stemen wrote: > > > On Wednesday 30 May 2001 01:02, Mike Galbraith wrote: > > > > On Tue, 29 May 2001, Vincent Stemen wrote: > > > > > On Tuesday 29 May 2001 15:16,

Re: Plain 2.4.5 VM

2001-05-30 Thread Mike Galbraith
On Wed, 30 May 2001, Marcelo Tosatti wrote: > On Wed, 30 May 2001, Mike Galbraith wrote: > > > On Wed, 30 May 2001, Rik van Riel wrote: > > > > > On Wed, 30 May 2001, Marcelo Tosatti wrote: > > > > > > > The problem is that we allow _every_ task to age pages on the system > > > > at the same

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Vincent Stemen
On Wednesday 30 May 2001 15:17, Mike Galbraith wrote: > On Wed, 30 May 2001, Vincent Stemen wrote: > > On Wednesday 30 May 2001 01:02, Mike Galbraith wrote: > > > On Tue, 29 May 2001, Vincent Stemen wrote: > > > > On Tuesday 29 May 2001 15:16, Alan Cox wrote: > > > > > > a reasonably stable

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Vincent Stemen
On Wednesday 30 May 2001 15:30, Rik van Riel wrote: > On Wed, 30 May 2001, Vincent Stemen wrote: > > The problem is, that's not true. These problems are not slipping > > through because of lack of testers. As Alan said, the VM problem has > > been lurking, which means that it was known already.

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Vincent Stemen
Ronald Bultje writes: > On 30 May 2001 14:58:57 -0500, Vincent Stemen wrote: > > There was a new 8139too driver added to the the 2.4.5 (I think) kernel > > which Alan Cox took back out and reverted to the old one in his > > 2.4.5-ac? versions because it is apparently causing lockups. > >

Re: Plain 2.4.5 VM

2001-05-30 Thread Marcelo Tosatti
On Wed, 30 May 2001, Mike Galbraith wrote: > On Wed, 30 May 2001, Rik van Riel wrote: > > > On Wed, 30 May 2001, Marcelo Tosatti wrote: > > > > > The problem is that we allow _every_ task to age pages on the system > > > at the same time --- this is one of the things which is fucking up. > >

Re: Plain 2.4.5 VM

2001-05-30 Thread Mike Galbraith
On Wed, 30 May 2001, Rik van Riel wrote: > On Wed, 30 May 2001, Marcelo Tosatti wrote: > > > The problem is that we allow _every_ task to age pages on the system > > at the same time --- this is one of the things which is fucking up. > > This should not have any effect on the ratio of cache >

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Rik van Riel
On Wed, 30 May 2001, Vincent Stemen wrote: > The problem is, that's not true. These problems are not slipping > through because of lack of testers. As Alan said, the VM problem has > been lurking, which means that it was known already. Fully agreed, it went through because of a lack of hours

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Alan Cox
> There was a new 8139too driver added to the the 2.4.5 (I think) kernel > which Alan Cox took back out and reverted to the old one in his > 2.4.5-ac? versions because it is apparently causing lockups. > Shouldn't this new driver have been released in a 2.5.x development > kernel and proven there

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Vincent Stemen
On Wednesday 30 May 2001 01:02, Mike Galbraith wrote: > On Tue, 29 May 2001, Vincent Stemen wrote: > > On Tuesday 29 May 2001 15:16, Alan Cox wrote: > > > > a reasonably stable release until 2.2.12. I do not understand why > > > > code with such serious reproducible problems is being introduced

Re: Plain 2.4.5 VM

2001-05-30 Thread Rik van Riel
On Wed, 30 May 2001, Mike Galbraith wrote: > I wouldn't go so far as to say totally broken (mostly because I've > tried like _hell_ to find a better way, and [despite minor successes] > I've not been able to come up with something which covers all cases > that even _I_ [hw tech] can think of

Re: Plain 2.4.5 VM

2001-05-30 Thread Marcelo Tosatti
On Wed, 30 May 2001, Rik van Riel wrote: > On Wed, 30 May 2001, Marcelo Tosatti wrote: > > > The problem is that we allow _every_ task to age pages on the system > > at the same time --- this is one of the things which is fucking up. > > This should not have any effect on the ratio of cache >

Re: Plain 2.4.5 VM

2001-05-30 Thread Rik van Riel
On Wed, 30 May 2001, Marcelo Tosatti wrote: > The problem is that we allow _every_ task to age pages on the system > at the same time --- this is one of the things which is fucking up. This should not have any effect on the ratio of cache reclaiming vs. swapout use, though... > The another

Re: Plain 2.4.5 VM

2001-05-30 Thread Mike Galbraith
On Wed, 30 May 2001, Marcelo Tosatti wrote: > On Wed, 30 May 2001, Jonathan Morton wrote: > > > >The page aging logic does seems fragile as heck. You never know how > > >many folks are aging pages or at what rate. If aging happens too fast, > > >it defeats the garbage identification logic and

Re: Plain 2.4.5 VM

2001-05-30 Thread Mike Galbraith
On Wed, 30 May 2001, Jonathan Morton wrote: > >The page aging logic does seems fragile as heck. You never know how > >many folks are aging pages or at what rate. If aging happens too fast, > >it defeats the garbage identification logic and you rape your cache. If > >aging happens too

Re: Plain 2.4.5 VM

2001-05-30 Thread Marcelo Tosatti
On Wed, 30 May 2001, Jonathan Morton wrote: > >The page aging logic does seems fragile as heck. You never know how > >many folks are aging pages or at what rate. If aging happens too fast, > >it defeats the garbage identification logic and you rape your cache. If > >aging happens too

Re: Plain 2.4.5 VM

2001-05-30 Thread Jonathan Morton
>The page aging logic does seems fragile as heck. You never know how >many folks are aging pages or at what rate. If aging happens too fast, >it defeats the garbage identification logic and you rape your cache. If >aging happens too slowly.. sigh. Then it sounds like the current algorithm

Re: Plain 2.4.5 VM

2001-05-30 Thread Mike Galbraith
On Tue, 29 May 2001, Craig Kulesa wrote: > Mike Galbraith ([EMAIL PROTECTED]) wrote: > > > > Emphatic yes. We went from cache collapse to cache bloat. > > Rik, I think Mike deserves his beer. ;) :) ... > So is there an ideal VM balance for everyone? I have found that low-RAM (I seriously

Re: Plain 2.4.5 VM

2001-05-30 Thread Mike Galbraith
On Tue, 29 May 2001, Craig Kulesa wrote: Mike Galbraith ([EMAIL PROTECTED]) wrote: Emphatic yes. We went from cache collapse to cache bloat. Rik, I think Mike deserves his beer. ;) :) ... So is there an ideal VM balance for everyone? I have found that low-RAM (I seriously doubt

Re: Plain 2.4.5 VM

2001-05-30 Thread Marcelo Tosatti
On Wed, 30 May 2001, Jonathan Morton wrote: The page aging logic does seems fragile as heck. You never know how many folks are aging pages or at what rate. If aging happens too fast, it defeats the garbage identification logic and you rape your cache. If aging happens too slowly..

Re: Plain 2.4.5 VM

2001-05-30 Thread Mike Galbraith
On Wed, 30 May 2001, Jonathan Morton wrote: The page aging logic does seems fragile as heck. You never know how many folks are aging pages or at what rate. If aging happens too fast, it defeats the garbage identification logic and you rape your cache. If aging happens too slowly..

Re: Plain 2.4.5 VM

2001-05-30 Thread Mike Galbraith
On Wed, 30 May 2001, Marcelo Tosatti wrote: On Wed, 30 May 2001, Jonathan Morton wrote: The page aging logic does seems fragile as heck. You never know how many folks are aging pages or at what rate. If aging happens too fast, it defeats the garbage identification logic and you rape

Re: Plain 2.4.5 VM

2001-05-30 Thread Rik van Riel
On Wed, 30 May 2001, Marcelo Tosatti wrote: The problem is that we allow _every_ task to age pages on the system at the same time --- this is one of the things which is fucking up. This should not have any effect on the ratio of cache reclaiming vs. swapout use, though... The another

Re: Plain 2.4.5 VM

2001-05-30 Thread Marcelo Tosatti
On Wed, 30 May 2001, Rik van Riel wrote: On Wed, 30 May 2001, Marcelo Tosatti wrote: The problem is that we allow _every_ task to age pages on the system at the same time --- this is one of the things which is fucking up. This should not have any effect on the ratio of cache

Re: Plain 2.4.5 VM

2001-05-30 Thread Rik van Riel
On Wed, 30 May 2001, Mike Galbraith wrote: I wouldn't go so far as to say totally broken (mostly because I've tried like _hell_ to find a better way, and [despite minor successes] I've not been able to come up with something which covers all cases that even _I_ [hw tech] can think of well).

Re: Plain 2.4.5 VM

2001-05-30 Thread Mike Galbraith
On Wed, 30 May 2001, Rik van Riel wrote: On Wed, 30 May 2001, Marcelo Tosatti wrote: The problem is that we allow _every_ task to age pages on the system at the same time --- this is one of the things which is fucking up. This should not have any effect on the ratio of cache reclaiming

Re: Plain 2.4.5 VM

2001-05-30 Thread Marcelo Tosatti
On Wed, 30 May 2001, Mike Galbraith wrote: On Wed, 30 May 2001, Rik van Riel wrote: On Wed, 30 May 2001, Marcelo Tosatti wrote: The problem is that we allow _every_ task to age pages on the system at the same time --- this is one of the things which is fucking up. This should

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Vincent Stemen
Ronald Bultje writes: On 30 May 2001 14:58:57 -0500, Vincent Stemen wrote: There was a new 8139too driver added to the the 2.4.5 (I think) kernel which Alan Cox took back out and reverted to the old one in his 2.4.5-ac? versions because it is apparently causing lockups. Shouldn't

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Vincent Stemen
On Wednesday 30 May 2001 15:30, Rik van Riel wrote: On Wed, 30 May 2001, Vincent Stemen wrote: The problem is, that's not true. These problems are not slipping through because of lack of testers. As Alan said, the VM problem has been lurking, which means that it was known already.

Re: Plain 2.4.5 VM

2001-05-30 Thread Mike Galbraith
On Wed, 30 May 2001, Marcelo Tosatti wrote: On Wed, 30 May 2001, Mike Galbraith wrote: On Wed, 30 May 2001, Rik van Riel wrote: On Wed, 30 May 2001, Marcelo Tosatti wrote: The problem is that we allow _every_ task to age pages on the system at the same time --- this is one of

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Vincent Stemen
On Wednesday 30 May 2001 15:17, Mike Galbraith wrote: On Wed, 30 May 2001, Vincent Stemen wrote: On Wednesday 30 May 2001 01:02, Mike Galbraith wrote: On Tue, 29 May 2001, Vincent Stemen wrote: On Tuesday 29 May 2001 15:16, Alan Cox wrote: a reasonably stable release until 2.2.12.

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Rik van Riel
On Wed, 30 May 2001, Vincent Stemen wrote: The problem is, that's not true. These problems are not slipping through because of lack of testers. As Alan said, the VM problem has been lurking, which means that it was known already. Fully agreed, it went through because of a lack of hours per

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Mike Galbraith
On Wed, 30 May 2001, Vincent Stemen wrote: On Wednesday 30 May 2001 15:17, Mike Galbraith wrote: On Wed, 30 May 2001, Vincent Stemen wrote: On Wednesday 30 May 2001 01:02, Mike Galbraith wrote: On Tue, 29 May 2001, Vincent Stemen wrote: On Tuesday 29 May 2001 15:16, Alan Cox

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Vincent Stemen
On Wednesday 30 May 2001 01:02, Mike Galbraith wrote: On Tue, 29 May 2001, Vincent Stemen wrote: On Tuesday 29 May 2001 15:16, Alan Cox wrote: a reasonably stable release until 2.2.12. I do not understand why code with such serious reproducible problems is being introduced into

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-30 Thread Alan Cox
There was a new 8139too driver added to the the 2.4.5 (I think) kernel which Alan Cox took back out and reverted to the old one in his 2.4.5-ac? versions because it is apparently causing lockups. Shouldn't this new driver have been released in a 2.5.x development kernel and proven there

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-29 Thread Mike Galbraith
On Tue, 29 May 2001, Vincent Stemen wrote: > On Tuesday 29 May 2001 15:16, Alan Cox wrote: > > > a reasonably stable release until 2.2.12. I do not understand why > > > code with such serious reproducible problems is being introduced into > > > the even numbered kernels. What happened to the

Re: Plain 2.4.5 VM

2001-05-29 Thread Craig Kulesa
Mike Galbraith ([EMAIL PROTECTED]) wrote: > > Emphatic yes. We went from cache collapse to cache bloat. Rik, I think Mike deserves his beer. ;) Agreed. Swap reclaim doesn't seem to be the root issue here, IMHO. But instead: his box was capable of maintaining a modest cache and the desired

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-29 Thread Alan Cox
> a reasonably stable release until 2.2.12. I do not understand why > code with such serious reproducible problems is being introduced into > the even numbered kernels. What happened to the plan to use only the Who said it was introduced ?? It was more 'lurking' than introduced. And

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-29 Thread Vincent Stemen
On Tuesday 29 May 2001 10:37, elko wrote: > On Tuesday 29 May 2001 11:10, Alan Cox wrote: > > > It's not a bug. It's a feature. It only breaks systems that are run > > > w= ith "too > > > little" swap, and the only difference from 2.2 till now is, that the > > > de= finition > > > of "too

Re: Plain 2.4.5 VM...

2001-05-29 Thread elko
On Tuesday 29 May 2001 11:10, Alan Cox wrote: > > It's not a bug. It's a feature. It only breaks systems that are run w= > > ith "too > > little" swap, and the only difference from 2.2 till now is, that the de= > > finition > > of "too little" changed. > > its a giant bug. Or do you want to add

Re: Plain 2.4.5 VM...

2001-05-29 Thread Alan Cox
> It's not a bug. It's a feature. It only breaks systems that are run w= > ith "too > little" swap, and the only difference from 2.2 till now is, that the de= > finition > of "too little" changed. its a giant bug. Or do you want to add 128Gb of unused swap to a full kitted out Xeon box - or

Re: Plain 2.4.5 VM...

2001-05-29 Thread Alan Cox
> Ouch! When compiling MySql, building sql_yacc.cc results in a ~300M > cc1plus process size. Unfortunately this leads the machine with 380M of > RAM deeply into swap: > > Mem: 381608K av, 248504K used, 133104K free, 0K shrd, 192K > buff > Swap: 255608K av, 255608K used,

Re: Plain 2.4.5 VM...

2001-05-29 Thread elko
On Tuesday 29 May 2001 11:10, Alan Cox wrote: It's not a bug. It's a feature. It only breaks systems that are run w= ith too little swap, and the only difference from 2.2 till now is, that the de= finition of too little changed. its a giant bug. Or do you want to add 128Gb of unused

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-29 Thread Vincent Stemen
On Tuesday 29 May 2001 10:37, elko wrote: On Tuesday 29 May 2001 11:10, Alan Cox wrote: It's not a bug. It's a feature. It only breaks systems that are run w= ith too little swap, and the only difference from 2.2 till now is, that the de= finition of too little changed. its

Re: Plain 2.4.5 VM

2001-05-29 Thread Craig Kulesa
Mike Galbraith ([EMAIL PROTECTED]) wrote: Emphatic yes. We went from cache collapse to cache bloat. Rik, I think Mike deserves his beer. ;) Agreed. Swap reclaim doesn't seem to be the root issue here, IMHO. But instead: his box was capable of maintaining a modest cache and the desired

Re: Plain 2.4.5 VM...

2001-05-29 Thread Alan Cox
Ouch! When compiling MySql, building sql_yacc.cc results in a ~300M cc1plus process size. Unfortunately this leads the machine with 380M of RAM deeply into swap: Mem: 381608K av, 248504K used, 133104K free, 0K shrd, 192K buff Swap: 255608K av, 255608K used, 0K free

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-29 Thread Alan Cox
a reasonably stable release until 2.2.12. I do not understand why code with such serious reproducible problems is being introduced into the even numbered kernels. What happened to the plan to use only the Who said it was introduced ?? It was more 'lurking' than introduced. And

Re: Plain 2.4.5 VM...

2001-05-29 Thread Alan Cox
It's not a bug. It's a feature. It only breaks systems that are run w= ith too little swap, and the only difference from 2.2 till now is, that the de= finition of too little changed. its a giant bug. Or do you want to add 128Gb of unused swap to a full kitted out Xeon box - or 512Gb to a

Re: Plain 2.4.5 VM... (and 2.4.5-ac3)

2001-05-29 Thread Mike Galbraith
On Tue, 29 May 2001, Vincent Stemen wrote: On Tuesday 29 May 2001 15:16, Alan Cox wrote: a reasonably stable release until 2.2.12. I do not understand why code with such serious reproducible problems is being introduced into the even numbered kernels. What happened to the plan to use

Re: Plain 2.4.5 VM...

2001-05-28 Thread Mike Galbraith
On Tue, 29 May 2001, Jeff Garzik wrote: > > On Tuesday 29 May 2001 00:10, Jakob Østergaard wrote: > > > > > > > Mem: 381608K av, 248504K used, 133104K free, 0K shrd, 192K > > > > > buff > > > > > Swap: 255608K av, 255608K used, 0K free 215744K > > > > > cached > > > > > > > > > > Vanilla 2.4.5

Re: Plain 2.4.5 VM...

2001-05-28 Thread Jeff Garzik
> On Tuesday 29 May 2001 00:10, Jakob Østergaard wrote: > > > > > Mem: 381608K av, 248504K used, 133104K free, 0K shrd, 192K > > > > buff > > > > Swap: 255608K av, 255608K used, 0K free 215744K > > > > cached > > > > > > > > Vanilla 2.4.5 VM. > > > It's not a bug. It's a feature. It only

Re: Plain 2.4.5 VM...

2001-05-28 Thread Jakob Østergaard
On Tue, May 29, 2001 at 01:46:28PM +0900, G. Hugh Song wrote: > Jakob, > > My Alpha has 2GB of physical memory. In this case how much swap space > should > I assign in these days of kernel 2.4.*? I had had trouble with 1GB of > swap space > before switching back to 2.2.20pre2aa1. If you run a

Re: Plain 2.4.5 VM...

2001-05-28 Thread G. Hugh Song
Jakob, My Alpha has 2GB of physical memory. In this case how much swap space should I assign in these days of kernel 2.4.*? I had had trouble with 1GB of swap space before switching back to 2.2.20pre2aa1. Thanks -- G. Hugh Song - To unsubscribe from this list: send the line "unsubscribe

Re: Plain 2.4.5 VM...

2001-05-28 Thread Jakob Østergaard
On Tue, May 29, 2001 at 11:32:09AM +0900, G. Hugh Song wrote: > > Jeff Garzik wrote: > > > > Ouch! When compiling MySql, building sql_yacc.cc results in a ~300M > > cc1plus process size. Unfortunately this leads the machine with 380M of > > RAM deeply into swap: > > > > Mem: 381608K av,

Re: Plain 2.4.5 VM...

2001-05-28 Thread G. Hugh Song
Jeff Garzik wrote: > > Ouch! When compiling MySql, building sql_yacc.cc results in a ~300M > cc1plus process size. Unfortunately this leads the machine with 380M of > RAM deeply into swap: > > Mem: 381608K av, 248504K used, 133104K free, 0K shrd, 192K > buff > Swap: 255608K av, 255608K

Re: Plain 2.4.5 VM...

2001-05-28 Thread Mohammad A. Haque
Jeff Garzik wrote: > > Ouch! When compiling MySql, building sql_yacc.cc results in a ~300M > cc1plus process size. Unfortunately this leads the machine with 380M of > RAM deeply into swap: > > Mem: 381608K av, 248504K used, 133104K free, 0K shrd, 192K > buff > Swap: 255608K av,

Re: Plain 2.4.5 VM...

2001-05-28 Thread Mohammad A. Haque
Jeff Garzik wrote: Ouch! When compiling MySql, building sql_yacc.cc results in a ~300M cc1plus process size. Unfortunately this leads the machine with 380M of RAM deeply into swap: Mem: 381608K av, 248504K used, 133104K free, 0K shrd, 192K buff Swap: 255608K av,

Re: Plain 2.4.5 VM...

2001-05-28 Thread G. Hugh Song
Jeff Garzik wrote: Ouch! When compiling MySql, building sql_yacc.cc results in a ~300M cc1plus process size. Unfortunately this leads the machine with 380M of RAM deeply into swap: Mem: 381608K av, 248504K used, 133104K free, 0K shrd, 192K buff Swap: 255608K av, 255608K used, 0K

Re: Plain 2.4.5 VM...

2001-05-28 Thread Jakob Østergaard
On Tue, May 29, 2001 at 11:32:09AM +0900, G. Hugh Song wrote: Jeff Garzik wrote: Ouch! When compiling MySql, building sql_yacc.cc results in a ~300M cc1plus process size. Unfortunately this leads the machine with 380M of RAM deeply into swap: Mem: 381608K av, 248504K used,

Re: Plain 2.4.5 VM...

2001-05-28 Thread G. Hugh Song
Jakob, My Alpha has 2GB of physical memory. In this case how much swap space should I assign in these days of kernel 2.4.*? I had had trouble with 1GB of swap space before switching back to 2.2.20pre2aa1. Thanks -- G. Hugh Song - To unsubscribe from this list: send the line unsubscribe

Re: Plain 2.4.5 VM...

2001-05-28 Thread Jakob Østergaard
On Tue, May 29, 2001 at 01:46:28PM +0900, G. Hugh Song wrote: Jakob, My Alpha has 2GB of physical memory. In this case how much swap space should I assign in these days of kernel 2.4.*? I had had trouble with 1GB of swap space before switching back to 2.2.20pre2aa1. If you run a single

Re: Plain 2.4.5 VM...

2001-05-28 Thread Jeff Garzik
On Tuesday 29 May 2001 00:10, Jakob Østergaard wrote: Mem: 381608K av, 248504K used, 133104K free, 0K shrd, 192K buff Swap: 255608K av, 255608K used, 0K free 215744K cached Vanilla 2.4.5 VM. It's not a bug. It's a feature. It only breaks systems that are run with

Re: Plain 2.4.5 VM...

2001-05-28 Thread Mike Galbraith
On Tue, 29 May 2001, Jeff Garzik wrote: On Tuesday 29 May 2001 00:10, Jakob Østergaard wrote: Mem: 381608K av, 248504K used, 133104K free, 0K shrd, 192K buff Swap: 255608K av, 255608K used, 0K free 215744K cached Vanilla 2.4.5 VM. It's not a bug. It's a