From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.kundenserver.de (mout.kundenserver.de [212.227.126.133]) by sourceware.org (Postfix) with ESMTPS id CF25B383802E for ; Mon, 6 Sep 2021 16:08:56 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org CF25B383802E Authentication-Results: sourceware.org; dmarc=fail (p=none dis=none) header.from=cygwin.com Authentication-Results: sourceware.org; spf=fail smtp.mailfrom=cygwin.com Received: from calimero.vinschen.de ([24.134.7.25]) by mrelayeu.kundenserver.de (mreue010 [212.227.15.167]) with ESMTPSA (Nemesis) id 1N1fzM-1n7dZn1yX2-0120Oe for ; Mon, 06 Sep 2021 18:08:55 +0200 Received: by calimero.vinschen.de (Postfix, from userid 500) id 02912A80D68; Mon, 6 Sep 2021 18:08:54 +0200 (CEST) Date: Mon, 6 Sep 2021 18:08:54 +0200 From: Corinna Vinschen To: cygwin-developers@cygwin.com Subject: Re: cygrunsrv + sshd + rsync = 20 times too slow -- throttled? Message-ID: Reply-To: cygwin-developers@cygwin.com Mail-Followup-To: cygwin-developers@cygwin.com References: <51cb0cef-c3fd-1320-c2dd-a868bf1ffaae@cornell.edu> <20210905081523.0db04d9402abf87635066eb7@nifty.ne.jp> <20210905224059.cfdc8f23d3eeaa1ea16ecf2e@nifty.ne.jp> <20210905225037.c625ee0bcd479181848763f8@nifty.ne.jp> <20210906050950.56b397be7c5eb3da848691e9@nifty.ne.jp> <20210906201643.2e84c0d3a7ac7c8878548408@nifty.ne.jp> <20210906221649.8001d3cb554011d02309b407@nifty.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20210906221649.8001d3cb554011d02309b407@nifty.ne.jp> X-Provags-ID: V03:K1:gBYchewqpPi5wtdp+pF3+z4NEpSLcaOuELKCs4S2L+dtNKK4nMg 1q+LjpDyVoF/gfgBS3df1uQ798iN/biE0Lm+3GzCD5bDGinYsdX/VFC+dPWb5Zd2qsgzzr7 vTrvWY18DMzVXXeQbIjAo4RY4fKyZuo6cgE+EiNQMfZJ90L5mPrDPlVgFw5xv/Be4ak2vqQ i2I32eRDy3rd86uVIMccw== X-UI-Out-Filterresults: notjunk:1;V03:K0:pLVUYU3e8lI=:qU9IAM8X8z6jBshzhxSh5W cgnT1IKkOJMIbaoC9n0VScSJOjRnn5oYFP4c1p7xt4H3I7xec4LJzIb76BmbMG2oSBpBpoodP oXrrCu8R31UVu/ynVOHVI50DgsaNLF2zQ1tT0Tk0kohFwPisLa5HszO3gzC15dUksdSMkRFy9 A2+bAE8rjE9Z7j1/ousAka2Ses3u7lw5jOd4CQIlvL4aGgmRw/mPa3FM0ATRL+GMYBgwwa0pj MfAfgjwLaH8wMF6JWiH3x77yacAmpHcmWANVFX7rPrHqHze23o+PlSRWy6HW87I7GFzvVS7v0 BBnig0ux8mPIm3QzJJMaWMSQb/HLG7/2WybOIZcFNsJObrh7oQq7CPNb8CA5qNeVurMn8YqBY LI620W5aOvy6RGvSMy4jvBzuFL9Alzb/PqMYcTDztu1zb4PE9i3USGoz/JrL6cEcMBqoPGUCG SZvztt2h4NnrRt8vArA6BDsvPfw2EbIpXPa2OIIsHT5lOyTglt6Zw0uBGwii9Q8r+WLUMPqIV 5EJM0SDhL+TglrpgkjtzBGC5qs7V7t72v7f41o+cFdvXNHfMsoalXzZtV7qVrWD+GjALAIy+A I5Cx90UTolzAkLVQblApv/OkeOhD/jyWb+M8/d2G4ifHxTTnTFX8Lu6w6m1ME4f5vxdW9G3iR T9XbsgYmJWCuaVb/fcTrjHEVSquc7dRQSg4MXn23eYwTqG78PZLyES1+tX1jFr90cs8/2vqju VY6XjJFFzaGQTUAyjy79cl7crgq3ph5n8uy+bvDupzNvup6n3E43MfwCy5s= X-Spam-Status: No, score=-100.0 required=5.0 tests=BAYES_00, GOOD_FROM_CORINNA_CYGWIN, KAM_DMARC_NONE, KAM_DMARC_STATUS, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H4, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_NEUTRAL, 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: Mon, 06 Sep 2021 16:08:58 -0000 On Sep 6 22:16, Takashi Yano wrote: > Current git head seems to have some bug. With and without my patch, > sftp get for large file causes error: > > [yano@Express5800-S70 ~]$ sftp 192.168.0.133 > yano@192.168.0.133's password: > Connected to 192.168.0.133. > sftp> get test.dat > Fetching /home/yano/test.dat to test.dat > test.dat 13% 66MB 66.4MB/s 00:06 ETAReceived message too long 1728053256 > Ensure the remote shell produces no output for non-interactive sessions. > [yano@Express5800-S70 ~]$ sftp 192.168.0.133 > yano@192.168.0.133's password: > Connected to 192.168.0.133. > sftp> get test.dat > Fetching /home/yano/test.dat to test.dat > test.dat 22% 111MB 110.6MB/s 00:03 ETAdo_download: parse: incomplete message > [yano@Express5800-S70 ~]$ I bisected this down to commit 296bd3e78b52, but I'm at a loss in terms of the cause of the problem, ATM. Corinna