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From: David Ahern <dsahern@gmail.com>
To: Paolo Bonzini <pbonzini@redhat.com>,
Jakub Kicinski <kuba@kernel.org>,
Emanuele Giuseppe Esposito <eesposit@redhat.com>
Cc: kvm@vger.kernel.org,
Christian Borntraeger <borntraeger@de.ibm.com>,
Jim Mattson <jmattson@google.com>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Emanuele Giuseppe Esposito <e.emanuelegiuseppe@gmail.com>,
David Rientjes <rientjes@google.com>,
Jonathan Adams <jwadams@google.com>,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org,
kvm-ppc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
linux-s390@vger.kernel.org, linux-fsdevel@vger.kernel.org,
netdev@vger.kernel.org, Andrew Lunn <andrew@lunn.ch>
Subject: Re: [PATCH v3 0/7] Statsfs: a new ram-based file system for Linux kernel statistics
Date: Wed, 27 May 2020 16:21:55 -0600 [thread overview]
Message-ID: <b6fa4439-c6b8-63a4-84fd-fbac3d4f10fd@gmail.com> (raw)
In-Reply-To: <af2ba926-73bc-26c3-7ce7-bd45f657fd85@redhat.com>
On 5/27/20 3:07 PM, Paolo Bonzini wrote:
> I see what you meant now. statsfs can also be used to enumerate objects
> if one is so inclined (with the prototype in patch 7, for example, each
> network interface becomes a directory).
there are many use cases that have 100's to 1000's have network devices.
Having a sysfs entry per device already bloats memory usage for these
use cases; another filesystem with an entry per device makes that worse.
Really the wrong direction for large scale systems.
next prev parent reply other threads:[~2020-05-27 22:22 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-26 11:03 Emanuele Giuseppe Esposito
2020-05-26 11:03 ` [PATCH v3 1/7] stats_fs API: create, add and remove stats_fs sources and values Emanuele Giuseppe Esposito
2020-05-26 11:03 ` [PATCH v3 2/7] documentation for stats_fs Emanuele Giuseppe Esposito
2020-06-04 0:23 ` Randy Dunlap
2020-06-04 15:34 ` Emanuele Giuseppe Esposito
2020-05-26 11:03 ` [PATCH v3 3/7] kunit: tests for stats_fs API Emanuele Giuseppe Esposito
2020-05-27 10:05 ` Alan Maguire
2020-05-27 13:26 ` Emanuele Giuseppe Esposito
2020-05-26 11:03 ` [PATCH v3 4/7] stats_fs fs: virtual fs to show stats to the end-user Emanuele Giuseppe Esposito
2020-05-26 11:03 ` [PATCH v3 5/7] kvm_main: replace debugfs with stats_fs Emanuele Giuseppe Esposito
2020-05-26 11:03 ` [PATCH v3 6/7] [not for merge] kvm: example of stats_fs_value show function Emanuele Giuseppe Esposito
2020-05-26 11:03 ` [PATCH v3 7/7] [not for merge] netstats: example use of stats_fs API Emanuele Giuseppe Esposito
2020-05-26 14:16 ` Andrew Lunn
2020-05-26 15:45 ` Emanuele Giuseppe Esposito
2020-05-26 22:31 ` [PATCH v3 0/7] Statsfs: a new ram-based file system for Linux kernel statistics Jakub Kicinski
2020-05-27 13:14 ` Emanuele Giuseppe Esposito
2020-05-27 13:33 ` Andrew Lunn
2020-05-27 15:00 ` Paolo Bonzini
2020-05-27 20:23 ` Jakub Kicinski
2020-05-27 21:07 ` Paolo Bonzini
2020-05-27 21:27 ` Jakub Kicinski
2020-05-27 21:44 ` Paolo Bonzini
2020-05-27 22:21 ` David Ahern [this message]
2020-05-28 5:22 ` Paolo Bonzini
2020-05-27 21:17 ` Andrew Lunn
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