From: Stephen Hemminger <stephen@networkplumber.org>
To: "Etelson, Gregory" <getelson@nvidia.com>
Cc: "Bruce Richardson" <bruce.richardson@intel.com>,
dev@dpdk.org, <mkashani@nvidia.com>,
rasland@nvidia.com, alialnu@nvidia.com
Subject: Re: [PATCH] cmdline: configure input buffer size
Date: Wed, 1 May 2024 07:42:38 -0700 [thread overview]
Message-ID: <20240501074238.0033d275@hermes.local> (raw)
In-Reply-To: <96d1ac1-b2cf-f6db-1e24-aead628a9d16@nvidia.com>
On Wed, 1 May 2024 13:06:47 +0300 (IDT)
"Etelson, Gregory" <getelson@nvidia.com> wrote:
> > Basic question, what would be the impact of increasing the default from 512
> > to 1k or 2k? Do we get a large memory footprint increase, or is it just an
> > extra 1 or 2k of memory used?
> >
> > /Bruce
> >
>
> Increasing the RDLINE_BUF_SIZE size will also increase application memory usage.
> However, that memory increase was required, because application could not fit
> it's command line into the default buffer.
>
> Applications that can run with the default RDLINE_BUF_SIZE are not affected by
> that patch.
>
> Regards,
> Gregory
The buffer is transient so should have little impact.
Why not just use LINE_MAX from limits.h?
next prev parent reply other threads:[~2024-05-01 14:42 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-01 5:26 Gregory Etelson
2024-05-01 9:08 ` Bruce Richardson
2024-05-01 10:06 ` Etelson, Gregory
2024-05-01 14:42 ` Stephen Hemminger [this message]
2024-05-01 15:56 ` Etelson, Gregory
2024-05-01 16:30 ` Bruce Richardson
2024-05-01 17:18 ` [PATCH v2] cmdline: increase " Gregory Etelson
2024-05-01 18:26 ` Morten Brørup
2024-05-02 7:27 ` Bruce Richardson
2024-05-03 4:27 ` [PATCH v3] " Gregory Etelson
2024-05-15 8:41 ` Gregory Etelson
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