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From: Thomas Gleixner <tglx@linutronix.de>
To: Paolo Bonzini <pbonzini@redhat.com>,
	Jonathan Adams <jwadams@google.com>,
	linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org
Cc: netdev@vger.kernel.org, kvm@vger.kernel.org,
	Greg KH <gregkh@linuxfoundation.org>,
	Jim Mattson <jmattson@google.com>,
	David Rientjes <rientjes@google.com>
Subject: Re: [RFC PATCH 6/7] core/metricfs: expose x86-specific irq information through metricfs
Date: Thu, 13 Aug 2020 14:13:50 +0200	[thread overview]
Message-ID: <87a6yylp4x.fsf@nanos.tec.linutronix.de> (raw)
In-Reply-To: <2500b04e-a890-2621-2f19-be08dfe2e862@redhat.com>

Paolo Bonzini <pbonzini@redhat.com> writes:

> On 13/08/20 12:11, Thomas Gleixner wrote:
>>> Add metricfs support for displaying percpu irq counters for x86.
>>> The top directory is /sys/kernel/debug/metricfs/irq_x86.
>>> Then there is a subdirectory for each x86-specific irq counter.
>>> For example:
>>>
>>>    cat /sys/kernel/debug/metricfs/irq_x86/TLB/values
>> What is 'TLB'? I'm not aware of any vector which is named TLB.
>
> There's a "TLB" entry in /proc/interrupts.

It's TLB shootdowns and not TLB.

Thanks,

        tglx


  reply	other threads:[~2020-08-13 12:14 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-07 21:29 [RFC PATCH 0/7] metricfs metric file system and examples Jonathan Adams
2020-08-07 21:29 ` [RFC PATCH 1/7] core/metricfs: Create metricfs, standardized files under debugfs Jonathan Adams
2020-08-08  5:41   ` Greg KH
2020-08-07 21:29 ` [RFC PATCH 2/7] core/metricfs: add support for percpu metricfs files Jonathan Adams
2020-08-08  5:43   ` Greg KH
2020-08-07 21:29 ` [RFC PATCH 3/7] core/metricfs: metric for kernel warnings Jonathan Adams
2020-08-08  5:45   ` Greg KH
2020-08-07 21:29 ` [RFC PATCH 4/7] core/metricfs: expose softirq information through metricfs Jonathan Adams
2020-08-08  5:46   ` Greg KH
2020-08-07 21:29 ` [RFC PATCH 5/7] core/metricfs: expose scheduler stat " Jonathan Adams
2020-08-07 21:29 ` [RFC PATCH 6/7] core/metricfs: expose x86-specific irq " Jonathan Adams
2020-08-13 10:11   ` Thomas Gleixner
2020-08-13 11:47     ` Paolo Bonzini
2020-08-13 12:13       ` Thomas Gleixner [this message]
2020-08-13 14:10         ` Paolo Bonzini
2020-08-13 14:21           ` Thomas Gleixner
2020-08-07 21:29 ` [RFC PATCH 7/7] net-metricfs: Export /proc/net/dev via metricfs Jonathan Adams
2020-08-08  2:06 ` [RFC PATCH 0/7] metricfs metric file system and examples Andrew Lunn
2020-08-08 15:59   ` David Ahern
2020-08-10 18:20     ` Jakub Kicinski
2020-08-10  9:23 ` Pavel Machek

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