Path: csiph.com!aioe.org!bofh.it!news.nic.it!robomod From: Michael Stone Newsgroups: linux.debian.user Subject: Re: Speed Problem Copying Files Date: Tue, 14 May 2019 13:30:02 +0200 Message-ID: References: X-Original-To: debian-user@lists.debian.org X-Mailbox-Line: From debian-user-request@lists.debian.org Tue May 14 11:23:21 2019 Old-Return-Path: X-Amavis-Spam-Status: No, score=-6.5 tagged_above=-10000 required=5.3 tests=[BAYES_00=-2, CAPINIT=0.5, LDO_WHITELIST=-5] autolearn=ham autolearn_force=no X-Policyd-Weight: using cached result; rate: -3.5 Mail-Followup-To: debian-user@lists.debian.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline X-PGP-Fingerprint: 02D5 315F F11F 1861 860E 1E02 F61A ACDC FA11 FFDE User-Agent: NeoMutt/20170113 (1.7.2) X-Mailing-List: archive/latest/748686 List-ID: List-URL: List-Archive: https://lists.debian.org/msgid-search/63181b00-763a-11e9-9b6a-00163eeb5320@msgid.mathom.us Approved: robomod@news.nic.it Lines: 6 Organization: linux.* mail to news gateway Sender: robomod@news.nic.it X-Original-Date: Tue, 14 May 2019 07:23:02 -0400 X-Original-Message-ID: <63181b00-763a-11e9-9b6a-00163eeb5320@msgid.mathom.us> X-Original-References: <51f1e1df-6399-a732-ecce-1c0683d625b5@proasyl.de> <4e521c85-3778-e205-715e-3d7a3770739c@holgerdanske.com> Xref: csiph.com linux.debian.user:208632 On Thu, May 09, 2019 at 10:48:31PM -0700, David Christensen wrote: >2019-05-09 22:00:27 root@po /mnt/scratch ># time dd if=/dev/urandom of=foo bs=1M count=1K conv=fsync don't bother doing this, urandom will be the bottleneck and it will just confuse things