From owner-freebsd-virtualization@freebsd.org Mon Mar 14 12:52:47 2016 Return-Path: Delivered-To: freebsd-virtualization@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 7D3BEACD574 for ; Mon, 14 Mar 2016 12:52:47 +0000 (UTC) (envelope-from cochard@gmail.com) Received: from mail-lb0-x235.google.com (mail-lb0-x235.google.com [IPv6:2a00:1450:4010:c04::235]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id E89EC958 for ; Mon, 14 Mar 2016 12:52:46 +0000 (UTC) (envelope-from cochard@gmail.com) Received: by mail-lb0-x235.google.com with SMTP id x1so237331282lbj.3 for ; Mon, 14 Mar 2016 05:52:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:from:date:message-id:subject:to; bh=VCDXPL2drMbu68tCUwGCotBhDxa7q9Ahbmr3qT+tvHw=; b=yEqH+2GqdwWevTFv9dDCn/0H1TrkSyxZ+fVjCqsX4OyaAtWdozW9kTZzff9bK2O0aA Qy3MUvnt5hyE8enMQitnmXHrz+0yUL6Egp9sNjWOGnyOuBQnscW4LYkUAwRdgDuaBpVA LhCz23s7NkD4NjDq4pgKTmK75d60pbldWPmNVKpAdte4sZU+PFuiR6d0U0RH41+WimI7 rUJqQwY6J16612gQJsZd0o/kSYiAtyxxdDCj9lYr8jYtvaBDcMv8OI6RFfU2S+lDbI0Y mjE0R8XVadNA3SMcLJ6wqfC+lniZB7FCTKPlGil7oPMIGB0uTSQ06cN0aayeYftqdBXS Lu5g== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cochard-me.20150623.gappssmtp.com; s=20150623; h=mime-version:sender:from:date:message-id:subject:to; bh=VCDXPL2drMbu68tCUwGCotBhDxa7q9Ahbmr3qT+tvHw=; b=U6kppxMxJ2ArGkL0Dio097vUoKjxdHYApB61uNfef9sedOKMCoO5OkYS7cYEacAopQ uy+ZI9CZun5q6MZEOwq2/9bLwNGA8TehyecEQntGhOWWG20uqfkspbhYOG9dGq/mYl4w 5LSxLgn/Iu0KCpO21agYyX77ASrBKqefKzmHpfMyqYQLuCu3NFAtnoAh9HxRNPdcyXZ0 7AT89yOAWQOCKb4YUItmeeJA54ck2WoHAPmdDDEiwgPmz7YFHj5c/lyGEvf+tm6clxAW OD9zNmunagJ2kaP1SNUz3X7kD5Ng9giNF9mO6qvYuyOxf9wvEnTA6q2pPkIIR3XAvYru 7DNA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:sender:from:date:message-id:subject :to; bh=VCDXPL2drMbu68tCUwGCotBhDxa7q9Ahbmr3qT+tvHw=; b=kGpk3WoGl6VRxWox7Om5VDjNSTAT83LoNVbscRy22ZFd91elLXLOVcJISf//4kyQ0Y yy5qKHUA74ftd8umFrVUtH1pVIeBeVdYgiRgMMhjIvijZ8YG759XZsKej+3XBEseDF7F Kwx5d/K4hFvtGYFJaK+kzXYBQfFvcLb9gBEhCj9Z8UDQ+SDQZOyQkGBXsZ9qpC7Y+IAS mh5JRO8WEzzmEBN17x9XFmVmuJXgZgghdaHh6eYFjrixYmnmRb5uKxp8jRM9aaS97XKb ssv8VZkP8xfgRm8znDZEqwFUltffuBryTUCbQIFu7VIFuk1naVTKGG3RlYjW8QB71wTV A/lQ== X-Gm-Message-State: AD7BkJIwwUSryYxbcdWvgBFNTvzR6dzIcdm5BbkS78VXePoETXBo35L4TTJb86gylZ/a1P3GHReX3Raxhi1ecw== X-Received: by 10.112.202.134 with SMTP id ki6mr7801092lbc.35.1457959964340; Mon, 14 Mar 2016 05:52:44 -0700 (PDT) MIME-Version: 1.0 Sender: cochard@gmail.com Received: by 10.25.166.138 with HTTP; Mon, 14 Mar 2016 05:52:24 -0700 (PDT) From: =?UTF-8?Q?Olivier_Cochard=2DLabb=C3=A9?= Date: Mon, 14 Mar 2016 13:52:24 +0100 X-Google-Sender-Auth: NkZUcx1tnl8QulMhaNClp3NY0uE Message-ID: Subject: Limited number of vale switch useable with bhyve ? To: "freebsd-virtualization@freebsd.org" Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.21 X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 14 Mar 2016 12:52:47 -0000 Hi, Thanks to btw's patch I can now use bhyve and vale. But I'm hitting a limitation: I want to start 5 VM connected by a full-meshed network. This mean: - VM 1 has 4 interfaces toward each other 4 VMs - and so one for all others 4 VMs This give these 5 command lines: bhyve -c 1 -m 256M -A -H -P -s 0:0,hostbridge -s 0:1,lpc \ -s 2:0,virtio-net,vale12:BSDRP_1,mac=58:9c:fc:01:02:01 \ -s 2:1,virtio-net,vale13:BSDRP_1,mac=58:9c:fc:01:03:01 \ -s 2:2,virtio-net,vale14:BSDRP_1,mac=58:9c:fc:01:04:01 \ -s 2:3,virtio-net,vale15:BSDRP_1,mac=58:9c:fc:01:05:01 \ -s 1:0,virtio-blk,/tmp/BSDRP/BSDRP_1 \ -l com1,/dev/nmdm1A BSDRP_1 bhyve -c 1 -m 256M -A -H -P -s 0:0,hostbridge -s 0:1,lpc \ -s 2:0,virtio-net,vale15:BSDRP_5,mac=58:9c:fc:01:05:05 \ -s 2:1,virtio-net,vale25:BSDRP_5,mac=58:9c:fc:02:05:05 \ -s 2:2,virtio-net,vale35:BSDRP_5,mac=58:9c:fc:03:05:05 \ -s 2:3,virtio-net,vale45:BSDRP_5,mac=58:9c:fc:04:05:05 \ -s 1:0,virtio-blk,/tmp/BSDRP/BSDRP_5 \ -l com1,/dev/nmdm5A BSDRP_5 bhyve -c 1 -m 256M -A -H -P -s 0:0,hostbridge -s 0:1,lpc \ -s 2:0,virtio-net,vale12:BSDRP_2,mac=58:9c:fc:01:02:02 \ -s 2:1,virtio-net,vale23:BSDRP_2,mac=58:9c:fc:02:03:02 \ -s 2:2,virtio-net,vale24:BSDRP_2,mac=58:9c:fc:02:04:02 \ -s 2:3,virtio-net,vale25:BSDRP_2,mac=58:9c:fc:02:05:02 \ -s 1:0,virtio-blk,/tmp/BSDRP/BSDRP_2 \ -l com1,/dev/nmdm2A BSDRP_2 bhyve -c 1 -m 256M -A -H -P -s 0:0,hostbridge -s 0:1,lpc -s 2:0,virtio-net,vale13:BSDRP_3,mac=58:9c:fc:01:03:03 \ -s 2:1,virtio-net,vale23:BSDRP_3,mac=58:9c:fc:02:03:03 \ -s 2:2,virtio-net,vale34:BSDRP_3,mac=58:9c:fc:03:04:03 \ -s 2:3,virtio-net,vale35:BSDRP_3,mac=58:9c:fc:03:05:03 \ -s 1:0,virtio-blk,/tmp/BSDRP/BSDRP_3 \ -l com1,/dev/nmdm3A BSDRP_3 bhyve -c 1 -m 256M -A -H -P -s 0:0,hostbridge -s 0:1,lpc -s 2:0,virtio-net,vale14:BSDRP_4,mac=58:9c:fc:01:04:04 \ -s 2:1,virtio-net,vale24:BSDRP_4,mac=58:9c:fc:02:04:04 \ -s 2:2,virtio-net,vale34:BSDRP_4,mac=58:9c:fc:03:04:04 \ -s 2:3,virtio-net,vale45:BSDRP_4,mac=58:9c:fc:04:05:04 \ -s 1:0,virtio-blk,/tmp/BSDRP/BSDRP_4 -l com1,/dev/nmdm4A BSDRP_4 But host system complains it didn't reach to allocate memory,: 743.527464 nm_open [608] NIOCREGIF failed: Cannot allocate memory vale35:BSDRP_5 743.527470 nm_open [608] NIOCREGIF failed: Cannot allocate memory vale45:BSDRP_4 open of netmap device vale35:BSDRP_5 failed open of netmap device vale45:BSDRP_4 failed 743.561324 nm_open [608] NIOCREGIF failed: Cannot allocate memory vale45:BSDRP_5 open of netmap device vale45:BSDRP_5 failed 743.561359 nm_open [608] NIOCREGIF failed: Cannot allocate memory vale35:BSDRP_3 open of netmap device vale35:BSDRP_3 failed And the vtnet interfaces that failed to allocate memory are correctly in "status: no carrier mode" in the guests. But the host system has plenty of free RAM: root@lame5:~ # top -b last pid: 2242; load averages: 0.09, 0.24, 0.22 up 0+04:24:44 13:23:20 64 processes: 1 running, 63 sleeping Mem: 556M Active, 94M Inact, 5645M Wired, 243G Free ARC: 1273M Total, 461M MFU, 805M MRU, 16K Anon, 3117K Header, 3332K Other Swap: 4096M Total, 4096M Free Can I increase some sysctl dev.netmap for allowing more memory to be used by netmap/vale ? I've tried to multiply per 10 dev.netmap.buf_num, but no changes. Thanks