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{ "id": 68738, "url": "http://patches.dpdk.org/api/covers/68738/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/cover/1587110623-405-1-git-send-email-xuemingl@mellanox.com/", "project": { "id": 1, "url": "http://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<1587110623-405-1-git-send-email-xuemingl@mellanox.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1587110623-405-1-git-send-email-xuemingl@mellanox.com", "date": "2020-04-17T08:03:41", "name": "[RFC,v2,0/2] malloc: support malloc and free tracking log", "submitter": { "id": 814, "url": "http://patches.dpdk.org/api/people/814/?format=api", "name": "Xueming Li", "email": "xuemingl@mellanox.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/cover/1587110623-405-1-git-send-email-xuemingl@mellanox.com/mbox/", "series": [ { "id": 9454, "url": "http://patches.dpdk.org/api/series/9454/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=9454", "date": "2020-04-17T08:03:41", "name": "malloc: support malloc and free tracking log", "version": 2, "mbox": "http://patches.dpdk.org/series/9454/mbox/" } ], "comments": "http://patches.dpdk.org/api/covers/68738/comments/", "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 21455A058A;\n\tFri, 17 Apr 2020 10:03:56 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 061491DE40;\n\tFri, 17 Apr 2020 10:03:56 +0200 (CEST)", "from git-send-mailer.rdmz.labs.mlnx (unknown [37.142.13.130])\n by dpdk.org (Postfix) with ESMTP id 0EEC21DAA6\n for <dev@dpdk.org>; Fri, 17 Apr 2020 10:03:55 +0200 (CEST)" ], "From": "Xueming Li <xuemingl@mellanox.com>", "To": "Anatoly Burakov <anatoly.burakov@intel.com>,\n Ferruh Yigit <ferruh.yigit@intel.com>,\n Stephen Hemminger <stephen@networkplumber.org>", "Cc": "dev@dpdk.org,\n\tAsaf Penso <asafp@mellanox.com>", "Date": "Fri, 17 Apr 2020 08:03:41 +0000", "Message-Id": "<1587110623-405-1-git-send-email-xuemingl@mellanox.com>", "X-Mailer": "git-send-email 1.8.3.1", "In-Reply-To": "<1586318694-31358-1-git-send-email-xuemingl@mellanox.com>", "References": "<1586318694-31358-1-git-send-email-xuemingl@mellanox.com>", "Subject": "[dpdk-dev] [RFC v2 0/2] malloc: support malloc and free tracking log", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "DPDK uses second level memory allocation management, this makes\nregular memory profiler tool not applicant. This patch trys to\nprovide a lightweight malloc and free logging, then show leaked\nmemory entries based on logs.\n\nThis tool only target to malloc and free tracking, for memzone\nused by ring and mempool, \"dump_memzone\" in testpmd list them.\n\nThere will be another example that enable and dump tracking as\nsecondary process.\n\nThis tool came from Mellanox internal Hackathon, thanks Shahaf Shuler\n<shahafs@mellanox.com> who provided the idea.\n\nV0: initial version\nV1: log rte_realloc function\n rename log size to req_size, real_size to size(total)\n log padding and include padding in total size\n rename log \"free\" field to \"type\", alloc_free to \"paired\"\n rename malloc_log_index to malloc_log_count\n split testpmd part into separate patch\n add rte_malloc_log_stop() function\n add log entry number check\n change log dump detail level from (-1,0,1) to (0,1,2)\nV2: fix map file indent\n change type of counter variables to unsigned\n fix CI error\n\nXueming Li (2):\n malloc: support malloc and free tracking log\n app/testpmd: support malloc and free tracking log\n\n app/test-pmd/cmdline.c | 60 ++++++-\n doc/guides/testpmd_app_ug/testpmd_funcs.rst | 15 ++\n lib/librte_eal/common/eal_memcfg.h | 26 +++\n lib/librte_eal/common/malloc_elem.h | 6 +-\n lib/librte_eal/common/rte_malloc.c | 261 +++++++++++++++++++++++++++-\n lib/librte_eal/include/rte_malloc.h | 39 ++++-\n lib/librte_eal/rte_eal_version.map | 3 +\n 7 files changed, 401 insertions(+), 9 deletions(-)" }