[lkml]   [2020]   [Feb]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH 3/5] perf expr: Increase EXPR_MAX_OTHER
On Mon, Feb 24, 2020 at 09:29:16AM +0100, Jiri Olsa wrote:
> There's no need to be greedy on allowed variables, also
> when some of the metrics define more than 15 variables,
> like Branch_Misprediction_Cost.
> Increasing the maximum to 100.

FWIW some of the algorithms (e.g. already_seen) have O(n^2) complexity.

If you really want that many probably would need to add some hash tables.


 \ /
  Last update: 2020-02-24 22:03    [W:0.125 / U:1.224 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site