From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F13A9C4332F for ; Thu, 9 Sep 2021 12:30:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D0B616113E for ; Thu, 9 Sep 2021 12:30:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245427AbhIIMb0 (ORCPT ); Thu, 9 Sep 2021 08:31:26 -0400 Received: from mail.kernel.org ([198.145.29.99]:57790 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1353059AbhIIMUM (ORCPT ); Thu, 9 Sep 2021 08:20:12 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 35D8061A89; Thu, 9 Sep 2021 11:50:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1631188234; bh=irqyFv88sOHnPHJmIZxNFsH3dUiHqespwnL0sn7K1eU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ssUGol4xSt4EwNz46/Bai1uL8AnuAU22waKYXzScE03xvG5gk9fiz4I7vB+sbCSBP +GajHH+8lPltndLVhChGCiJqVlc1pwvuuot7Yw1BSIE9Q/6E8kSGjUKms4tRA8DcQE 0y5wemStj9D9vWCcLXkjbgoz4avCobZ3BsznWdWNj+G1GMWvEqHhFzi1SYnzD5Wyjl AaruSsBVEEG0e0uWApu3Mgb5Kr65wUqCLDKC+trBKNcROfADSZuC+J6AfNf+oQacUK 2qnK9V9gZKS2xkCFOekfGQei41rbTZkuarmzwGT5/q/ZHqFu3BhmpBS1eatoAZDmI/ UU/4wy8mfKedQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Li Zhijian , kernel test robot , Alexei Starovoitov , Song Liu , Sasha Levin , linux-kselftest@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org Subject: [PATCH AUTOSEL 5.13 185/219] selftests/bpf: Enlarge select() timeout for test_maps Date: Thu, 9 Sep 2021 07:46:01 -0400 Message-Id: <20210909114635.143983-185-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210909114635.143983-1-sashal@kernel.org> References: <20210909114635.143983-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Li Zhijian [ Upstream commit 2d82d73da35b72b53fe0d96350a2b8d929d07e42 ] 0Day robot observed that it's easily timeout on a heavy load host. ------------------- # selftests: bpf: test_maps # Fork 1024 tasks to 'test_update_delete' # Fork 1024 tasks to 'test_update_delete' # Fork 100 tasks to 'test_hashmap' # Fork 100 tasks to 'test_hashmap_percpu' # Fork 100 tasks to 'test_hashmap_sizes' # Fork 100 tasks to 'test_hashmap_walk' # Fork 100 tasks to 'test_arraymap' # Fork 100 tasks to 'test_arraymap_percpu' # Failed sockmap unexpected timeout not ok 3 selftests: bpf: test_maps # exit=1 # selftests: bpf: test_lru_map # nr_cpus:8 ------------------- Since this test will be scheduled by 0Day to a random host that could have only a few cpus(2-8), enlarge the timeout to avoid a false NG report. In practice, i tried to pin it to only one cpu by 'taskset 0x01 ./test_maps', and knew 10S is likely enough, but i still perfer to a larger value 30. Reported-by: kernel test robot Signed-off-by: Li Zhijian Signed-off-by: Alexei Starovoitov Acked-by: Song Liu Link: https://lore.kernel.org/bpf/20210820015556.23276-2-lizhijian@cn.fujitsu.com Signed-off-by: Sasha Levin --- tools/testing/selftests/bpf/test_maps.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/bpf/test_maps.c b/tools/testing/selftests/bpf/test_maps.c index 51adc42b2b40..7fed68492a2e 100644 --- a/tools/testing/selftests/bpf/test_maps.c +++ b/tools/testing/selftests/bpf/test_maps.c @@ -968,7 +968,7 @@ static void test_sockmap(unsigned int tasks, void *data) FD_ZERO(&w); FD_SET(sfd[3], &w); - to.tv_sec = 1; + to.tv_sec = 30; to.tv_usec = 0; s = select(sfd[3] + 1, &w, NULL, NULL, &to); if (s == -1) { -- 2.30.2