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=-12.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 F360BC4363C for ; Wed, 7 Oct 2020 18:27:00 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 89A852168B for ; Wed, 7 Oct 2020 18:27:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 89A852168B Authentication-Results: mail.kernel.org; dmarc=pass (p=none dis=none) header.from=xenproject.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.3678.10710 (Exim 4.92) (envelope-from ) id 1kQE9M-000108-Cx; Wed, 07 Oct 2020 18:26:52 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 3678.10710; Wed, 07 Oct 2020 18:26:52 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kQE9M-0000zu-7e; Wed, 07 Oct 2020 18:26:52 +0000 Received: by outflank-mailman (input) for mailman id 3678; Wed, 07 Oct 2020 18:26:50 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kQE4c-00072Q-Lr for xen-devel@lists.xenproject.org; Wed, 07 Oct 2020 18:21:58 +0000 Received: from chiark.greenend.org.uk (unknown [2001:ba8:1e3::]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 2537cdee-d122-4b24-b466-4f1c53d8830e; Wed, 07 Oct 2020 18:20:24 +0000 (UTC) Received: from [172.18.45.5] (helo=zealot.relativity.greenend.org.uk) by chiark.greenend.org.uk (Debian Exim 4.84_2 #1) with esmtp (return-path ijackson@chiark.greenend.org.uk) id 1kQDk6-0007CF-IF; Wed, 07 Oct 2020 19:00:46 +0100 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1kQE4c-00072Q-Lr for xen-devel@lists.xenproject.org; Wed, 07 Oct 2020 18:21:58 +0000 X-Inumbo-ID: 2537cdee-d122-4b24-b466-4f1c53d8830e Received: from chiark.greenend.org.uk (unknown [2001:ba8:1e3::]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 2537cdee-d122-4b24-b466-4f1c53d8830e; Wed, 07 Oct 2020 18:20:24 +0000 (UTC) Received: from [172.18.45.5] (helo=zealot.relativity.greenend.org.uk) by chiark.greenend.org.uk (Debian Exim 4.84_2 #1) with esmtp (return-path ijackson@chiark.greenend.org.uk) id 1kQDk6-0007CF-IF; Wed, 07 Oct 2020 19:00:46 +0100 From: Ian Jackson To: xen-devel@lists.xenproject.org Cc: Ian Jackson , Ian Jackson Subject: [OSSTEST PATCH 53/82] host reuse: Jiggle the infra-priority a bit, within a flight Date: Wed, 7 Oct 2020 18:59:55 +0100 Message-Id: <20201007180024.7932-54-iwj@xenproject.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20201007180024.7932-1-iwj@xenproject.org> References: <20201007180024.7932-1-iwj@xenproject.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Ian Jackson Signed-off-by: Ian Jackson --- ts-hosts-allocate-Executive | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/ts-hosts-allocate-Executive b/ts-hosts-allocate-Executive index a50f8bf3..c1002fc9 100755 --- a/ts-hosts-allocate-Executive +++ b/ts-hosts-allocate-Executive @@ -733,8 +733,13 @@ sub alloc_hosts () { ? -10000 : -10 * @hids; - my $infrapriority = - ($r{hosts_infraprioritygroup} // '') =~ m/^(\d+):/ ? $1 : undef; + my $infrapriority; + if (($r{hosts_infraprioritygroup} // '') =~ m/^(\d+):/) { + $infrapriority = ($1 * 100) + ($$ % 100); + # $$ provides a pseudorandom element, which arranges that jobs + # in a group roughly take turns to take the scheduling lead, + # which will hopefully help them converge. + } my $ok = alloc_resources(WaitStart => ($ENV{OSSTEST_RESOURCE_WAITSTART} || $fi->{started}), -- 2.20.1