From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from conssluserg-01.nifty.com (conssluserg-01.nifty.com [210.131.2.80]) by sourceware.org (Postfix) with ESMTPS id ED8E4384C002 for ; Thu, 9 Sep 2021 08:06:11 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org ED8E4384C002 Authentication-Results: sourceware.org; dmarc=fail (p=none dis=none) header.from=nifty.ne.jp Authentication-Results: sourceware.org; spf=fail smtp.mailfrom=nifty.ne.jp Received: from Express5800-S70 (z221123.dynamic.ppp.asahi-net.or.jp [110.4.221.123]) (authenticated) by conssluserg-01.nifty.com with ESMTP id 18985bdG013946 for ; Thu, 9 Sep 2021 17:05:37 +0900 DKIM-Filter: OpenDKIM Filter v2.10.3 conssluserg-01.nifty.com 18985bdG013946 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nifty.ne.jp; s=dec2015msa; t=1631174737; bh=KPr9Gh0UL6lQv46hhgLpKgs8r/xxfRoL2I0trk/fUIU=; h=Date:From:To:Subject:In-Reply-To:References:From; b=kLZcJuWcVnTcX9nDR5g8J8ufBbiIg1zdX68UfS/1FBEaRS5p1Mx6XV9lSqbdJSovw HD7tww15BW3SdyPbjX6maBvjIs7imHuTbhepnTpRDKplrc4ierqI2LTj6ZNO3eDp+J iibxnIN25z12gULbaoqawhXJgvv3eEv2xN+Pmw2ygD2S2JZQla3zFH8PcnKmDkoNZU T1nixKUMsqJL0AglhPgShPDGx11gr3ysa+QedXkYQi+MA+TMRxOTRkjyfBC/3JfLOE Qv8HMBLIFGA8Y09UKtQqc2y9cbvk+ewRa3QqRAjrDy7bogscpNGTsx8icQ1bWq/3z2 ZWbUilaQgiZKQ== X-Nifty-SrcIP: [110.4.221.123] Date: Thu, 9 Sep 2021 17:05:49 +0900 From: Takashi Yano To: cygwin-developers@cygwin.com Subject: Re: cygrunsrv + sshd + rsync = 20 times too slow -- throttled? Message-Id: <20210909170549.506cc3c1f6029d904fece6dd@nifty.ne.jp> In-Reply-To: <20210909124115.555c6be15d675500617d284a@nifty.ne.jp> References: <41A583E1-C8E7-42AB-9F24-EEC33A41EC60@house.org> <20210825201845.07b6400b79dc5558a7761efe@nifty.ne.jp> <20210826062934.54f2f2216021c095bb7ba13b@nifty.ne.jp> <3b560051-ab27-f392-ca4b-d1fd9b5733b0@cornell.edu> <20210827202440.47706fc2fc07c5e9a1bc0047@nifty.ne.jp> <20210907122631.65452be8d021ec72259431d5@nifty.ne.jp> <20210909124115.555c6be15d675500617d284a@nifty.ne.jp> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.30; i686-pc-mingw32) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-11.1 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, NICE_REPLY_A, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: cygwin-developers@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Cygwin core component developers mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 09 Sep 2021 08:06:16 -0000 On Thu, 9 Sep 2021 12:41:15 +0900 Takashi Yano wrote: > diff --git a/winsup/cygwin/fhandler_fifo.cc b/winsup/cygwin/fhandler_fifo.cc > index 6709fb974..c40573783 100644 > --- a/winsup/cygwin/fhandler_fifo.cc > +++ b/winsup/cygwin/fhandler_fifo.cc > @@ -1047,6 +1047,12 @@ writer_shmem: > ResetEvent (writer_opening); > nwriters_unlock (); > success: > + if (!select_sem) > + { > + char name[MAX_PATH]; > + __small_sprintf(name, "semaphore-%W", get_pipe_name ()->Buffer); > + select_sem = CreateSemaphore (&sec_none, 0, INT32_MAX, name); > + } > return 1; > err_close_reader: > saved_errno = get_errno (); Should this be: > + select_sem = CreateSemaphore (sa_buf, 0, INT32_MAX, name); ? -- Takashi Yano