Re: New fast(?)-boot results on ARM

2009-09-09 Thread Denys Vlasenko
On Wednesday 09 September 2009 16:33, Johannes Stezenbach wrote: Sorry for slow reply. On Fri, Sep 04, 2009 at 06:16:26PM +0200, Wolfram Sang wrote: Now that microcom is in Debian sid (thanks!), where can I find ptx_ts? It seems to be quite useful. Back from the holidays, so here

Re: New fast(?)-boot results on ARM

2009-08-20 Thread Sascha Hauer
On Wed, Aug 19, 2009 at 06:20:13PM +0200, Dirk Behme wrote: Yes, correct. The copying itself is between 'copy' and 'done' so it takes about 0.4s. What's the size of the uncompressed kernel copied here? The image is about 2.8MB, but I copied the whole partition of 3MB because with raw

Re: New fast(?)-boot results on ARM

2009-08-19 Thread Sascha Hauer
On Tue, Aug 18, 2009 at 05:31:42PM +0200, Dirk Behme wrote: Sascha Hauer wrote: On Fri, Aug 14, 2009 at 07:02:28PM +0200, Robert Schwebel wrote: Hi, On Thu, Aug 13, 2009 at 05:33:26PM +0200, Robert Schwebel wrote: On Thu, Aug 13, 2009 at 08:28:26AM -0700, Arjan van de Ven wrote: That's bad

Re: New fast(?)-boot results on ARM

2009-08-18 Thread Robert Schwebel
Marco, On Tue, Aug 18, 2009 at 12:06:48PM +0200, Marco Stornelli wrote: Yeah, I agree, do you really need udevd, device file creation at every start-up in /dev? Usually static devices nodes and mdev for hotplug are enough or at least you could use a simple script to create only once time the

Re: New fast(?)-boot results on ARM

2009-08-18 Thread Alex Riesen
On Tue, Aug 18, 2009 at 12:21, Robert Schwebelr.schwe...@pengutronix.de wrote: - In general we want to have our systems close to what the mainline  does; Automation Embedded is only a small market, and anything  which is *not* specific to these markets but mainline is good. BTW, what is your

Re: New fast(?)-boot results on ARM

2009-08-18 Thread Robert Schwebel
On Tue, Aug 18, 2009 at 12:34:52PM +0200, Alex Riesen wrote: On Tue, Aug 18, 2009 at 12:21, Robert Schwebelr.schwe...@pengutronix.de wrote: - In general we want to have our systems close to what the mainline  does; Automation Embedded is only a small market, and anything  which is *not*

Re: New fast(?)-boot results on ARM

2009-08-18 Thread Robert Schwebel
On Tue, Aug 18, 2009 at 12:48:50PM +0200, Alex Riesen wrote: But many of the problems you described and suggested solutions point at userspace, right? (like pre-defined static /dev, mdev script, or using of specially designed rootfs) Yes, right. But even there, mdev is more in the embedded

Re: New fast(?)-boot results on ARM

2009-08-18 Thread Sascha Hauer
On Fri, Aug 14, 2009 at 07:02:28PM +0200, Robert Schwebel wrote: Hi, On Thu, Aug 13, 2009 at 05:33:26PM +0200, Robert Schwebel wrote: On Thu, Aug 13, 2009 at 08:28:26AM -0700, Arjan van de Ven wrote: That's bad :-) So there is no room for improvement any more in our ARM boot

Re: New fast(?)-boot results on ARM

2009-08-18 Thread Dirk Behme
Sascha Hauer wrote: On Fri, Aug 14, 2009 at 07:02:28PM +0200, Robert Schwebel wrote: Hi, On Thu, Aug 13, 2009 at 05:33:26PM +0200, Robert Schwebel wrote: On Thu, Aug 13, 2009 at 08:28:26AM -0700, Arjan van de Ven wrote: That's bad :-) So there is no room for improvement any more in our ARM

Re: New fast(?)-boot results on ARM

2009-08-18 Thread Marco Stornelli
Dirk Behme wrote: Sascha Hauer wrote: On Fri, Aug 14, 2009 at 07:02:28PM +0200, Robert Schwebel wrote: Hi, On Thu, Aug 13, 2009 at 05:33:26PM +0200, Robert Schwebel wrote: On Thu, Aug 13, 2009 at 08:28:26AM -0700, Arjan van de Ven wrote: That's bad :-) So there is no room for improvement

Re: New fast(?)-boot results on ARM

2009-08-17 Thread Tim Bird
Robert Schwebel wrote: On Fri, Aug 14, 2009 at 10:04:57PM +0200, Denys Vlasenko wrote: [ �5.082616] �0.007992 RPC: Registered tcp transport module. [ �5.605159] �0.522543 eth0: config: auto-negotiation on, 100FDX, 100HDX, 10FDX, 10HDX. [ �6.602621] �0.997462 IP-Config: Complete: [

Re: New fast(?)-boot results on ARM

2009-08-15 Thread Johannes Stezenbach
On Fri, Aug 14, 2009 at 10:43:05PM +0200, Robert Schwebel wrote: On Fri, Aug 14, 2009 at 10:04:57PM +0200, Denys Vlasenko wrote: r...@thebe:~$ microcom | ptx_ts U-Boot 2.0.0-rc9 Now that microcom is in Debian sid (thanks!), where can I find ptx_ts? It seems to be quite useful. [  

Re: New fast(?)-boot results on ARM

2009-08-14 Thread Zan Lynx
Robert Schwebel wrote: - 2.4 s up from u-boot to the end of Uncompressing Linux - 300 ms until ubifs initialization starts - 3.7 s for ubifs, until mounted root So we basically have 7 s for the kernel. The rest is userspace, which hasn't seen much optimization yet, other than trying to start

Re: New fast(?)-boot results on ARM

2009-08-14 Thread Robert Schwebel
Zan, On Fri, Aug 14, 2009 at 12:19:48PM -0600, Zan Lynx wrote: That's factor 70 away from the 110 ms boot time Tim has talked about some days ago (and he measured on an ARM cpu which had almost half the speed of this one), and I'm wondering what we can do to improve the boot time. 2.4s

Re: New fast(?)-boot results on ARM

2009-08-14 Thread Denys Vlasenko
On Fri, Aug 14, 2009 at 7:02 PM, Robert Schwebelr.schwe...@pengutronix.de wrote: So we basically have 7 s for the kernel. The rest is userspace, which hasn't seen much optimization yet, other than trying to start the GUI application as early as possible, while doing all other init stuff in

Re: New fast(?)-boot results on ARM

2009-08-14 Thread Linus Walleij
2009/8/14 Robert Schwebel r.schwe...@pengutronix.de: On Fri, Aug 14, 2009 at 12:19:48PM -0600, Zan Lynx wrote: That's factor 70 away from the 110 ms boot time Tim has talked about some days ago (and he measured on an ARM cpu which had almost half the speed of this one), and I'm wondering