Re: kernel 100% CPU, and ports-mgmt/poudriere-devel 'Inspecting ports tree for modifications to git checkout...' for an extraordinarily long time

From: Mateusz Guzik <mjguzik_at_gmail.com>
Date: Sat, 02 Sep 2023 09:17:48 UTC
On 9/2/23, Graham Perrin <grahamperrin@gmail.com> wrote:
> Some inspections are extraordinarily time-consuming. Others complete
> very quickly, as they should.
>
> One recent inspection took more than half an hour.
>
> Anyone else?
>
> A screenshot: <https://i.imgur.com/SK9qvfw.png>
>
> % pkg iinfo poudriere-devel
> poudriere-devel-3.3.99.20220831
> % uname -aKU
> FreeBSD mowa219-gjp4-8570p-freebsd 15.0-CURRENT FreeBSD 15.0-CURRENT
> amd64 1500000 #10 main-n265053-315ee00fa961-dirty: Mon Aug 28 06:22:31
> BST 2023
> grahamperrin@mowa219-gjp4-8570p-freebsd:/usr/obj/usr/src/amd64.amd64/sys/GENERIC-NODEBUG
>
> amd64 1500000 1500000
> %
>
>
>

get a flamegraph with dtrace

https://github.com/brendangregg/FlameGraph

-- 
Mateusz Guzik <mjguzik gmail.com>