Re: [9fans] snapshot fails to boot

2010-08-08 Thread erik quanstrom
> Press almost any key to reset... FLAGS=10202 TRAP=6 ECODE=0 PC=3 > AX 800116e1 BX 0f3e CX 8006407 DX 03d5 > SI 800b8fa0 DI 800b8fa0 BP 002e > CS 0010 DS 0008 ES 0008 FS 0008 GS 0008 > CR0 8011 CR2 CR3 c000 > panic: exception/interrupt 6 very difficult to say anything

[9fans] snapshot fails to boot

2010-08-08 Thread David Hoskin
I tried installing a recent snapshot on my laptop (Acer Travelmate 2450 , from late 2006), which failed with the following message from the bootloader: Press almost any key to reset... FLAGS=10202 TRAP=6 ECODE=0 PC=3 AX 800116e1 BX 0f3e CX 8006407 DX 03d5 SI 800b8fa0 DI 800b8fa0 BP 002

Re: [9fans] Async clunk?

2010-08-08 Thread Bruce Ellis
trust me - experiment. ask questions. i'll send code. it can be an enormous speedup. brucee On Mon, Aug 9, 2010 at 12:17 AM, Venkatesh Srinivas wrote: > On Sun, Aug 8, 2010 at 3:10 AM, Charles Forsyth > wrote: >> >> >Perhaps we could turn on async clunk for other files when the chan has >> >CCA

Re: [9fans] Async clunk?

2010-08-08 Thread Venkatesh Srinivas
On Sun, Aug 8, 2010 at 3:10 AM, Charles Forsyth wrote: > >Perhaps we could turn on async clunk for other files when the chan has > >CCACHE set (mount -C iirc). We already believe that the fileserver is > >'decent' then... > > that's more plausible, since you've declared that you're not interested

Re: [9fans] Async clunk?

2010-08-08 Thread Bruce Ellis
and it is ... On Sun, Aug 8, 2010 at 5:04 PM, Charles Forsyth wrote: >>Research Inferno has ha async clunks on 'M' for 15 years with no >>problems, just no deadlocks. >>Think about it a bit. > > there is a simple and obvious test program that fails unpredictably under > that regime > but works i

Re: [9fans] Async clunk?

2010-08-08 Thread Charles Forsyth
>Perhaps we could turn on async clunk for other files when the chan has >CCACHE set (mount -C iirc). We already believe that the fileserver is >'decent' then... that's more plausible, since you've declared that you're not interested in certain details, but then the larger question arises: why pick

Re: [9fans] Async clunk?

2010-08-08 Thread Charles Forsyth
>Research Inferno has ha async clunks on 'M' for 15 years with no >problems, just no deadlocks. >Think about it a bit. there is a simple and obvious test program that fails unpredictably under that regime but works in the other systems, and would be expected to work.