Kernel KVM virtualization development
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From: Tycho Andersen <tycho@kernel.org>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
	 Vitaly Kuznetsov <vkuznets@redhat.com>,
	Alexander Lougovski <alougovsk@redhat.com>,
	 Tom Lendacky <thomas.lendacky@amd.com>,
	Borislav Petkov <bp@alien8.de>
Subject: Re: [PATCH] KVM: SVM: make svm_flush_tlb_gva do a full asid flush if NPT enabled
Date: Mon, 27 Jul 2026 13:23:03 -0600	[thread overview]
Message-ID: <ameuTMWJUZfleIbk@tycho.pizza> (raw)
In-Reply-To: <20260723094419.630204-1-pbonzini@redhat.com>

Hi all,

On Thu, Jul 23, 2026 at 11:44:19AM +0200, Paolo Bonzini wrote:
> As to the workload, Alexander threw more or less everything at the same
> time at the VM:
> 
> - a full Windows Defender scan every 30 minutes
> 
> - a disk I/O job
> 
> - a loop doing repeated mmap of system files (mostly to hope that
>   it triggers some consistency check in the Windows memory manager)
> 
> - SQL Express 2022 + StressDB (1.6M rows), with the host doing queries
>   (75% write/25% read) via sqlcmd

Can you share the code for the mmap + disk io + DB content generator?

We're looking at this and would like to reproduce.

Thanks,

Tycho

  parent reply	other threads:[~2026-07-27 19:23 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20260723094419.630204-1-pbonzini@redhat.com>
2026-07-24 22:36 ` [PATCH] KVM: SVM: make svm_flush_tlb_gva do a full asid flush if NPT enabled Sean Christopherson
2026-07-25 13:37   ` Paolo Bonzini
2026-07-24 23:42 ` Yosry Ahmed
2026-07-24 23:50   ` Yosry Ahmed
2026-07-25 13:32   ` Paolo Bonzini
2026-07-25 21:33     ` Yosry Ahmed
2026-07-27 19:23 ` Tycho Andersen [this message]
2026-07-27 19:58   ` Yosry Ahmed
2026-07-28 17:13   ` Alexander Lougovski
2026-07-28 21:34     ` Tycho Andersen

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