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

From: Graham Perrin <grahamperrin_at_gmail.com>
Date: Sat, 02 Sep 2023 13:32:32 UTC
On 02/09/2023 10:17, Mateusz Guzik wrote:
> 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
>
Thanks!

See <https://bz-attachments.freebsd.org/attachment.cgi?id=244586> for a 
PDF of a reply that probably did not reach the list.