From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS3215 2.6.0.0/16 X-Spam-Status: No, score=-3.9 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by dcvr.yhbt.net (Postfix) with ESMTP id 418B91F403 for ; Fri, 24 Jun 2022 05:31:11 +0000 (UTC) Authentication-Results: dcvr.yhbt.net; dkim=pass (2048-bit key; unprotected) header.d=bytedance-com.20210112.gappssmtp.com header.i=@bytedance-com.20210112.gappssmtp.com header.b="5hoqiE8I"; dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231461AbiFXF2z (ORCPT ); Fri, 24 Jun 2022 01:28:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53564 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229643AbiFXF2u (ORCPT ); Fri, 24 Jun 2022 01:28:50 -0400 Received: from mail-pl1-x632.google.com (mail-pl1-x632.google.com [IPv6:2607:f8b0:4864:20::632]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3029C67E7F for ; Thu, 23 Jun 2022 22:28:50 -0700 (PDT) Received: by mail-pl1-x632.google.com with SMTP id l6so1145693plg.11 for ; Thu, 23 Jun 2022 22:28:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=ChF47S2kSfBb6+MelZOzdf0mfG/imwAGHvP5siEpmz0=; b=5hoqiE8IhCyxiznMFkIspnphAPQSHuZYMd9bzhAv5HNio/9+dBCvXTq96dZLo8I6lz EBMwAdch42n/QYVK/ubSXRXF1/XzH5GcGIadhTos2xR7+ccy4dBBwbnDt9JfcmB6eAjh t7BTDhMxfnv1ELtwAR0IsNnrbyzsGm9C9UDlu38vq9s8rOk2iZu8MPeJgQ3dPpHh7x1s pzKUlo193EaSIGg5a5yQWZYzt10/5PYMszsMQejNg3rge4mNADsXSUU2O4rdZcQWCBCW 042hfI/u3ZRhXkZQTEXLI+Li6JX07++KVi7pO0oitmyMy/cbvHkfP20D74WZEpojAton RIIw== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=ChF47S2kSfBb6+MelZOzdf0mfG/imwAGHvP5siEpmz0=; b=N4dCW8SwTZWkQW1S8MDxKGp7HLt/n9ecXPJwetNgdJTkXK1T5V9cHLNi8oVSxQVAbP qi/uJiUosWOaPI1JlITS4Jb9672FI0c09/+AxfGemYrLJ3W2XmN4coCfQhd+QWeRP6mB jHo/DY5ZKP+MvkKFNkwOp/vf4xQ07G3wsm/xD5nne5ij3sFUxJWvY0TvUkv2xElzMyet mohS4SPBsEp0DFEOCxEt033fzneL72WTiCzewkXuC4uEsYjmI8cQJs4jkFYKT6UUdMgI JQs69EYO64b0z2eWMZN2GblqhEO1lQ+NRYcxLNpD8k41FsFVkTHqog9JBsUA83Pzl2Aq F0nw== X-Gm-Message-State: AJIora8JLLHkjVF2imHuKvmNsG8e8utV4iSKA44/vv+DdbYm6Ai/UP9T W0UfUoVYwgw/3/cU/4vaYJlbmA== X-Google-Smtp-Source: AGRyM1s4UtTWMgxc16Uc3gp2sagXyasxNvEEWFVVko5yZbFOTSU+0kvWMnzz7cKJauuPoaua6NoPjA== X-Received: by 2002:a17:90b:4c49:b0:1ec:e8a2:b5f0 with SMTP id np9-20020a17090b4c4900b001ece8a2b5f0mr1886008pjb.21.1656048529694; Thu, 23 Jun 2022 22:28:49 -0700 (PDT) Received: from JMHNXMC7VH.bytedance.net ([139.177.225.243]) by smtp.gmail.com with ESMTPSA id s144-20020a632c96000000b003c265b7d4f6sm602960pgs.44.2022.06.23.22.28.46 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 23 Jun 2022 22:28:49 -0700 (PDT) From: Han Xin To: hanxin.hx@bytedance.com Cc: chiyutianyi@gmail.com, derrickstolee@github.com, git@vger.kernel.org, haiyangtand@gmail.com, jonathantanmy@google.com, me@ttaylorr.com, ps@pks.im Subject: [PATCH v2 1/2] test-lib.sh: add limited processes to test-lib Date: Fri, 24 Jun 2022 13:27:56 +0800 Message-Id: <442a4c351dea603e226bae89eddc2b3496d93262.1656044659.git.hanxin.hx@bytedance.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: References: <20220618030130.36419-1-hanxin.hx@bytedance.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org We will use the lazy prerequisite ULIMIT_PROCESSES in a follow-up commit. With run_with_limited_processses() we can limit forking subprocesses and fail reliably in some test cases. Signed-off-by: Han Xin --- t/test-lib.sh | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/t/test-lib.sh b/t/test-lib.sh index 8ba5ca1534..f920e3b0ae 100644 --- a/t/test-lib.sh +++ b/t/test-lib.sh @@ -1816,6 +1816,15 @@ test_lazy_prereq ULIMIT_FILE_DESCRIPTORS ' run_with_limited_open_files true ' +run_with_limited_processses () { + (ulimit -u 512 && "$@") +} + +test_lazy_prereq ULIMIT_PROCESSES ' + test_have_prereq !HPPA,!MINGW,!CYGWIN && + run_with_limited_processses true +' + build_option () { git version --build-options | sed -ne "s/^$1: //p" -- 2.36.1