From: "Morten Brørup" <mb@smartsharesystems.com>
To: "Lukas Sismis" <sismis@cesnet.cz>, <anatoly.burakov@intel.com>,
<ian.stokes@intel.com>
Cc: <dev@dpdk.org>
Subject: RE: [PATCH] net: increase the maximum of RX/TX descriptors
Date: Tue, 29 Oct 2024 15:37:25 +0100 [thread overview]
Message-ID: <98CBD80474FA8B44BF855DF32C47DC35E9F845@smartserver.smartshare.dk> (raw)
In-Reply-To: <20241029124832.224112-1-sismis@cesnet.cz>
> From: Lukas Sismis [mailto:sismis@cesnet.cz]
> Sent: Tuesday, 29 October 2024 13.49
>
> Intel PMDs are capped by default to only 4096 RX/TX descriptors.
> This can be limiting for applications requiring a bigger buffer
> capabilities. The cap prevented the applications to configure
> more descriptors. By bufferring more packets with RX/TX
> descriptors, the applications can better handle the processing
> peaks.
>
> Signed-off-by: Lukas Sismis <sismis@cesnet.cz>
> ---
Seems like a good idea.
Have the max number of descriptors been checked with the datasheets for all the affected NIC chips?
next prev parent reply other threads:[~2024-10-29 14:37 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-29 12:48 [PATCH] net: increase the maximum of RX/TX descriptors Lukas Sismis
2024-10-29 14:37 ` Morten Brørup [this message]
2024-10-30 13:58 ` Lukáš Šišmiš
2024-10-30 15:20 ` Stephen Hemminger
2024-10-30 15:40 ` Lukáš Šišmiš
2024-10-30 15:58 ` Bruce Richardson
2024-10-30 16:06 ` Stephen Hemminger
2024-11-05 8:49 ` Morten Brørup
2024-11-05 15:55 ` Stephen Hemminger
2024-11-05 16:50 ` Morten Brørup
2024-11-05 21:20 ` Lukáš Šišmiš
2024-10-30 15:06 ` [PATCH v2 1/2] net/ixgbe: " Lukas Sismis
2024-10-30 15:06 ` [PATCH v2 2/2] net/ice: " Lukas Sismis
2024-10-30 15:42 ` [PATCH v3 1/1] net/bonding: make bonding functions stable Lukas Sismis
2024-10-30 15:42 ` [PATCH v3 1/2] net/ixgbe: increase the maximum of RX/TX descriptors Lukas Sismis
2024-10-30 16:26 ` Morten Brørup
2024-11-01 11:16 ` Bruce Richardson
2024-10-30 15:42 ` [PATCH v3 2/2] net/ice: " Lukas Sismis
2024-10-30 16:26 ` Morten Brørup
2024-10-31 2:24 ` [PATCH v3 1/1] net/bonding: make bonding functions stable lihuisong (C)
2024-11-06 2:14 ` Ferruh Yigit
-- strict thread matches above, loose matches on Subject: below --
2024-10-29 12:46 [PATCH] net: increase the maximum of RX/TX descriptors Lukas Sismis
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