lkml.org 
[lkml]   [2022]   [Jan]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRE: pstore/ramoops - why only collect a partial dmesg?
Date
> There lies the issue: if I set panic_print to dump all backtraces, task
> info and memory state in a panic event, that information + the
> panic/oops and some previous relevant stuff, does it all fit in the 2M
> chunk? Likely so, but *if it doesn't fit*, we may lose _exactly_ the
> most important piece, which is the panic cause.

That does change things ... I wonder how many megabytes you need
for a big system (hundreds of cores, thousands of tasks)!

This use case does look like it could use multiple chunks in ramoops.

-Tony
\
 
 \ /
  Last update: 2022-01-04 19:47    [W:0.118 / U:0.112 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site