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{ "id": 169785, "web_url": "http://patchwork.dpdk.org/comment/169785/", "msgid": "<96d1ac1-b2cf-f6db-1e24-aead628a9d16@nvidia.com>", "list_archive_url": "https://inbox.dpdk.org/dev/96d1ac1-b2cf-f6db-1e24-aead628a9d16@nvidia.com", "date": "2024-05-01T10:06:47", "subject": "Re: [PATCH] cmdline: configure input buffer size", "submitter": { "id": 1882, "url": "http://patchwork.dpdk.org/api/people/1882/?format=api", "name": "Gregory Etelson", "email": "getelson@nvidia.com" }, "content": "Hello Bruce,\n\n>> Application can set custom cmdline size during DPDK configuration:\n>>\n>> `meson setup ... -Dc_args='-DRDLINE_CUSTOM_BUF_SIZE=4096' ...`\n>>\n>> Signed-off-by: Gregory Etelson <getelson@nvidia.com>\n>> ---\n> Basic question, what would be the impact of increasing the default from 512\n> to 1k or 2k? Do we get a large memory footprint increase, or is it just an\n> extra 1 or 2k of memory used?\n>\n> /Bruce\n>\n\nIncreasing the RDLINE_BUF_SIZE size will also increase application memory usage.\nHowever, that memory increase was required, because application could not fit \nit's command line into the default buffer.\n\nApplications that can run with the default RDLINE_BUF_SIZE are not affected by \nthat patch.\n\nRegards,\nGregory", "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 6062043F5F;\n\tWed, 1 May 2024 12:06:56 +0200 (CEST)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id E0CFD402A7;\n\tWed, 1 May 2024 12:06:55 +0200 (CEST)", "from NAM02-DM3-obe.outbound.protection.outlook.com\n (mail-dm3nam02on2048.outbound.protection.outlook.com [40.107.95.48])\n by mails.dpdk.org (Postfix) with ESMTP id 35C0F4021E\n for <dev@dpdk.org>; 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