RE: [boot-time] Call for boot time data!!

"Bird, Tim" <[email protected]> Fri, 21 Feb 2025 00:38:39 +0000
Newsgroups org.kernel.vger.linux-embedded
Message-ID <MW5PR13MB56321B6744D8AA7D9222454FFDC72@MW5PR13MB5632.namprd13.prod.outlook.com>
Oops.  I probably should have told you where you can get the tool.
A link to it, and instructions, are at: https://birdcloud.org/boot-time/Boot-time_Tools

> -----Original Message-----
> From: Bird, Tim <[email protected]>
> Embedded Linux developers,
> 
> I could really use more boot data for the initcall and boot region analysis I am doing. (I'm trying to build
> a system of reference value files for an initcall duration regression test I'm writing for the Linux kernel).
> 
> If you have a machine, or particularly any embedded dev boards (like a beagleplay, beaglebone (*), raspberry pi, etc.), it
> would help me out a lot of you could run this tool: grab-boot-data.sh
> 
> Optimally, I can get the best information if you run the tool with 'quiet' and 'initcall_debug' options
> on the kernel command line, but if that's too hard to configure, you can just run grab-boot-data.sh with the '-s' option.
> Please run the script sometime shortly after boot of your machine.
> 
> Data for any machine, running any recent kernel version, is fine (any kernels pre 4.0 are not that useful).
> 
> You will need to make up a lab name and a machine name for the machine or board you are reporting on.
> I use 'tims_lab' and 'bp1' for a beagleplay in my possession.
> 
> The tool will send data to https://birdcloud.org/boot-time/Boot_Data
> 
> If you can send data for just one machine, that's great.  If for multiple machines, that's even better.
> 
> I'll be reporting on the boot-time regression test at ELC in June, and any data I can gather in the next
> few weeks will really help me with progress towards the test and my talk.
> 
> Thanks.
>  -- Tim
> 
> P.S. If you see any problems running grab-boot-data.sh, please report them to me.  Thanks.