Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ahAcv-0007jN-5a for pgsql-hackers@arkaria.postgresql.org; Sat, 19 Mar 2016 06:44:45 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.84_2) (envelope-from ) id 1ahAcu-00073N-C6 for pgsql-hackers@arkaria.postgresql.org; Sat, 19 Mar 2016 06:44:44 +0000 Received: from makus.postgresql.org ([2001:4800:1501:1::229]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1ahAct-00073G-FY for pgsql-hackers@postgresql.org; Sat, 19 Mar 2016 06:44:43 +0000 Received: from out2-smtp.messagingengine.com ([66.111.4.26]) by makus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1ahAcm-00069X-Ok for pgsql-hackers@postgresql.org; Sat, 19 Mar 2016 06:44:42 +0000 Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailout.nyi.internal (Postfix) with ESMTP id E208F20629 for ; Sat, 19 Mar 2016 02:44:35 -0400 (EDT) Received: from frontend2 ([10.202.2.161]) by compute6.internal (MEProxy); Sat, 19 Mar 2016 02:44:35 -0400 DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-sasl-enc:x-sasl-enc; s=smtpout; bh=0W01ayt64e95jlT rsgkiyQmEZuY=; b=KWlZzn1CCDqbQphJOZRj5MzWvW1FMiPool1+G3tULZEvVDt 0/1WnBj7kDS8hXZC8DiAER9oCfRmd9kc2ZPkQsbnMwNgCSQjUffOtK+2yTBE3QDh iuiv6zQ32zJ3Br9MW4b2a02SyY1ZqxqZVZysAMeXUW4S8arWGJUM0lslHRac= X-Sasl-enc: JbKDxSDegybVBRpPrq+1JMVno+vMp8QPVTV8EP6WzB8F 1458369875 Received: from [10.0.0.3] (c-73-158-95-199.hsd1.ca.comcast.net [73.158.95.199]) by mail.messagingengine.com (Postfix) with ESMTPA id 5C13F6800F1; Sat, 19 Mar 2016 02:44:34 -0400 (EDT) User-Agent: K-9 Mail for Android In-Reply-To: References: <20160114170604.GJ10941@awork2.anarazel.de> <20160316185210.d3lymbovlch4htaw@alap3.anarazel.de> <20160316192537.zhpcucjc2ygpo7b3@alap3.anarazel.de> <20160317020426.uz5oobr6b72mpcdw@alap3.anarazel.de> <20160318080428.meaaq237dcee4eip@alap3.anarazel.de> <20160318183058.duh2lih2me66ynrp@alap3.anarazel.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Subject: Re: Performance degradation in commit ac1d794 From: Andres Freund Date: Fri, 18 Mar 2016 23:44:31 -0700 To: Amit Kapila ,Amit Kapila CC: Robert Haas ,Amit Kapila ,Tom Lane ,=?UTF-8?B?0JLQsNGB0LjQu9GM0LXQsiDQlNC80LjRgtGA0LjQuQ==?= ,"pgsql-hackers@postgresql.org" ,Robert Haas ,Amit Kapila ,Tom Lane ,=?UTF-8?B?0JLQsNGB0LjQu9GM0LXQsiDQlNC80LjRgtGA0LjQuQ==?= ,"pgsql-hackers@postgresql.org" Message-ID: X-Pg-Spam-Score: -2.6 (--) List-Archive: List-Help: List-ID: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: X-Mailing-List: pgsql-hackers Precedence: bulk Sender: pgsql-hackers-owner@postgresql.org On March 18, 2016 11:32:53 PM PDT, Amit Kapila wrote: >On Sat, Mar 19, 2016 at 12:00 AM, Andres Freund >wrote: >> >> On 2016-03-18 20:14:07 +0530, Amit Kapila wrote: >> >> > I have done some >> > tests on Windows with 0003 patch which includes running the >regressions >> > (vcregress check) and it passes. Will look into it tomorrow once >again >and >> > share if I find anything wrong with it, but feel to proceed if you >want. >> >> Thanks for the testing thus far! Let's see what the buildfarm has to >> say. >> > >Won't the new code needs to ensure that ResetEvent(latchevent) should >get >called in case WaitForMultipleObjects() comes out when both >pgwin32_signal_event and latchevent are signalled at the same time? WaitForMultiple only reports the readiness of on event at a time, no? -- Sent from my Android device with K-9 Mail. Please excuse my brevity. -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers