linux-kernel - Re: "statsfs" API design

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20191109184441.GA5092@avx2>
Date:   Sat, 9 Nov 2019 21:44:41 +0300
From:   Alexey Dobriyan <adobriyan@...il.com>
To:     pbonzini@...hat.com, gregkh@...uxfoundation.org
Cc:     linux-kernel@...r.kernel.org
Subject: Re: "statsfs" API design

> statsfs is a proposal for a new Linux kernel synthetic filesystem,
> to be mounted in /sys/kernel/stats

I think /proc experiment teaches pretty convincingly that dressing
things into a filesystem can be done but ultimately is a stupid idea.
It adds so much overhead for small-to-medium systems.

> The first user of statsfs would be KVM, which is currently exposing
> its stats in debugfs

> Google has KVM patches to gather statistics in a binary format

Which is a right thing to do.