From patchwork Wed Jan 19 08:26:55 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Tzvetomir Stoyanov (VMware)" X-Patchwork-Id: 12717231 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 199BBC433F5 for ; Wed, 19 Jan 2022 08:27:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352434AbiASI1T (ORCPT ); Wed, 19 Jan 2022 03:27:19 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46272 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343541AbiASI1T (ORCPT ); Wed, 19 Jan 2022 03:27:19 -0500 Received: from mail-ed1-x531.google.com (mail-ed1-x531.google.com [IPv6:2a00:1450:4864:20::531]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EB543C061574 for ; Wed, 19 Jan 2022 00:27:18 -0800 (PST) Received: by mail-ed1-x531.google.com with SMTP id j2so7537615edj.8 for ; Wed, 19 Jan 2022 00:27:18 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=1QuYzLBbNxpushkp3Z1zSnXYNyVPe8+jT2pe9eFX2Vc=; b=SH+O06/+j/zI+J+jE+SsPOAdgHuluMYO45mh1WnUUD6khx6OTRTK4fEWZCrS2wUnCF nbPyoHi1HkmiNzsYl7xHAOoFUm8hRffqq7qubCxS2uU0SwMWxxRzlFpdOezEShzA9QqY L3WxHX4xl7JAPeS7FBuKPveE5Ms6IRmVAwvHxSTlfE3yh5wsZbnwBd0v/8O3O1rpkDvm Sb3SJlfrKQlcrd52E6PWPtK+At1Qt/HCu1kw9mc+PZxfzFuNF9vZv55pWFlUZneR9t5N 5e4ekJtfTPy6azyi4kraAY7k7VUZfieXtzi9GVQNdCN1T8wqs/c6irbAK7IZvS2HCrd2 rLlA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=1QuYzLBbNxpushkp3Z1zSnXYNyVPe8+jT2pe9eFX2Vc=; b=uyBTUIlOMPyto2qg1OVhtyiYkjFCEHreFOLVn9XBIQp7FnSV1uducb1Xqzzg8apdeI 7hLKI9iG8BtiJnZ5RYWsFS+lnVndSTZcIF0S/LJuOdmf29EABNj8kNLCAuKHeBGBQGxk MTP9z3zaNHK1maOiSxQNvXkbnypthBMwiWCn8ktK/2l7hxpjFkaBhHQ6kSCaKzKnT5cx fJDenpZXkLg/YviMDBF6g8XdjA/eNJSoh1HwA6Ji7fepXsl7x8a8OZVwSpT9rKwNj+N7 KjmVFukV85h12KgqywLx0RKylWsVr9eMh5EW3dB2H3BCliitgSjyKOsC0y9DscK0G8BR BJeg== X-Gm-Message-State: AOAM533id/64tIFqqaCwxez9+5ur9h7fBTpFlkmcDvZ+DS5gRT+3MDRJ /nLNUc7wCJHZfpp6YEd74abEURGkkm0= X-Google-Smtp-Source: ABdhPJy2zLnHw/fN9QzTJtkBRaCOSfIzq1frOxjxRLrJFnwqCJju1px9oEsdt9V8Yw4MGHlNLaqk7w== X-Received: by 2002:a05:6402:1d93:: with SMTP id dk19mr14849475edb.253.1642580837565; Wed, 19 Jan 2022 00:27:17 -0800 (PST) Received: from oberon.zico.biz.zico.biz ([83.222.187.186]) by smtp.gmail.com with ESMTPSA id d14sm848703edu.57.2022.01.19.00.27.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Jan 2022 00:27:17 -0800 (PST) From: "Tzvetomir Stoyanov (VMware)" To: rostedt@goodmis.org Cc: linux-trace-devel@vger.kernel.org Subject: [PATCH v7 00/20] Trace file version 7 - compression Date: Wed, 19 Jan 2022 10:26:55 +0200 Message-Id: <20220119082715.245846-1-tz.stoyanov@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org Introduced compression of the metadata and trace data in trace files version 7. The compression is optional and disabled by default. A new parameter of "trace-cmd record" is introduced, which can be used to configure the trace file compression: --compression < none / any / name of the desired algorithm > This patch-set depends on: "[PATCH v8 00/25] Trace file version 7 - sections" https://lore.kernel.org/linux-trace-devel/20220119082507.245600-1-tz.stoyanov@gmail.com/ v7 changes: - Bug fixes. - Code cleanups. - Rebase. v6 changes: - Rebased on top of the latest master. - Introduced new metadata strings section. - Use 8 bytes for section size. v5 changes: - Rebased on top of the latest master. v4 changes: - Rebased on top of the latest master. v3 changes: - Rebased on top of the latest master. v2 changes: - fixed issues of split and convert commands with some corner cases Tzvetomir Stoyanov (VMware) (20): trace-cmd library: Add support for compression algorithms trace-cmd library: Internal helpers for compressing data trace-cmd library: Internal helpers for uncompressing data trace-cmd library: Inherit compression algorithm from input file trace-cmd library: New API to configure compression on an output handler trace-cmd library: Write compression header in the trace file trace-cmd library: Compress part of the trace file trace-cmd library: Add local helper function for data compression trace-cmd library: Compress the trace data trace-cmd library: Decompress the options section, if it is compressed trace-cmd library: Read compression header trace-cmd library: Extend the input handler with trace data decompression context trace-cmd library: Initialize CPU data decompression logic trace-cmd library: Add logic for in-memory decompression trace-cmd library: Read compressed latency data trace-cmd library: Decompress file sections on reading trace-cmd library: Add zlib compression algorithm trace-cmd list: Show supported compression algorithms trace-cmd record: Add compression to the trace context trace-cmd report: Add new parameter for trace file compression Documentation/trace-cmd/trace-cmd-list.1.txt | 3 + Makefile | 7 + lib/trace-cmd/Makefile | 8 + .../include/private/trace-cmd-private.h | 46 +- lib/trace-cmd/include/trace-cmd-local.h | 17 + lib/trace-cmd/trace-compress-zlib.c | 109 +++ lib/trace-cmd/trace-compress.c | 913 ++++++++++++++++++ lib/trace-cmd/trace-input.c | 483 ++++++++- lib/trace-cmd/trace-output.c | 333 ++++++- lib/trace-cmd/trace-util.c | 10 + tracecmd/Makefile | 4 + tracecmd/trace-list.c | 26 + tracecmd/trace-record.c | 34 +- tracecmd/trace-usage.c | 6 + 14 files changed, 1921 insertions(+), 78 deletions(-) create mode 100644 lib/trace-cmd/trace-compress-zlib.c create mode 100644 lib/trace-cmd/trace-compress.c