From owner-freebsd-hackers@freebsd.org Fri Mar 22 04:38:15 2019 Return-Path: Delivered-To: freebsd-hackers@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 7A68F15598B4 for ; Fri, 22 Mar 2019 04:38:15 +0000 (UTC) (envelope-from pkaipila@gmail.com) Received: from mail-io1-xd31.google.com (mail-io1-xd31.google.com [IPv6:2607:f8b0:4864:20::d31]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 7DB828FCF2 for ; Fri, 22 Mar 2019 04:38:14 +0000 (UTC) (envelope-from pkaipila@gmail.com) Received: by mail-io1-xd31.google.com with SMTP id c4so690735ioh.9 for ; Thu, 21 Mar 2019 21:38:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=tmFTZh82IXvNcAOERylSCPrr9EaXy3xV5evGgONnl1s=; b=pDIQ5z8+2xq9WF2xBffDCatDEmwAlPvkc62VYrEVYZ3zdY40bk94FuksNadzfJvNGZ UMC/aJM9nC0nOfZ5VwfQbsNSt/XwvZ96G6sDdbckAcs2F/kxMgjHZo8yxkAqUMH3AUBP F+FhqEStI2libLGqsbRs/kAig84e/ta6lH4bA/hMLX841Hy5syR7m04C7v0ujJaLF8Ik Fp1/X/9aZthzaSmOQGy8q+CjDKR9ax2Uc3jNSiValUqF9KAxVv/TDDcSs89weGfhdN4r 7xjaBlw+VdiJboLSzPgX2ZKv36WvHAekDkIlrXy6VlH+TsuH5xQzguUF8//Hu9L30l/X 1VZg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=tmFTZh82IXvNcAOERylSCPrr9EaXy3xV5evGgONnl1s=; b=FSsC5CQZSK+hVmVu5YaElFtnrsd5mbNobDDht7oV/XQL4bsYlktJcK87D0OjnglIOV iudC5c76/3WiOfEWhXtg0WTYm+YOuq9Ey43F3bYe01CD1O5/lBTKbSeAjZFW8x5D5vs+ JEvLgUKCFUa/QtHEJb2mYzpNw7aYrN8i5HScofaGe2sMSCIcs+WOwzxUIMRRjaGXBTVW yzGfMK45SyGSFTKXUH67r8EZ+HxDEjhFQ2HnnYdINqDy+vt2LueXHn5mPXoemne1mDp7 rlAiaztV9rhOqix3t1uaLur+bkT+xuatJ9RDLlrF3Jvk429aZvlqgnppMLcNulAJ4oJA SICw== X-Gm-Message-State: APjAAAVGSi6sN1HtYhSQN45G8kyA0YQAgLZsxF+j+7Zovj6FnyfZXx9H vNB+J+izR+DmlXabQ5NJP8ub6efk18uN/YLjynQbk5Dr X-Google-Smtp-Source: APXvYqwAkuqvpxoHVVx0OftaJ6qUfo/CNXTOzt8JWSRnVTADjxUn0aGBqM/Toi9LmeENHFn9qyMFq4sQCYJ+Jb5UXGo= X-Received: by 2002:a6b:9045:: with SMTP id s66mr5347491iod.285.1553229493534; Thu, 21 Mar 2019 21:38:13 -0700 (PDT) MIME-Version: 1.0 From: Paavo-Einari Kaipila Date: Fri, 22 Mar 2019 04:38:03 +0200 Message-ID: Subject: [GSOC idea] virtual memory compression To: freebsd-hackers@freebsd.org X-Rspamd-Queue-Id: 7DB828FCF2 X-Spamd-Bar: ------ Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=pDIQ5z8+; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of pkaipila@gmail.com designates 2607:f8b0:4864:20::d31 as permitted sender) smtp.mailfrom=pkaipila@gmail.com X-Spamd-Result: default: False [-6.75 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36]; FREEMAIL_FROM(0.00)[gmail.com]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-hackers@freebsd.org]; TO_DN_NONE(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; RCVD_TLS_LAST(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; RCVD_IN_DNSWL_NONE(0.00)[1.3.d.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.b.8.f.7.0.6.2.list.dnswl.org : 127.0.5.0]; MX_GOOD(-0.01)[cached: alt3.gmail-smtp-in.l.google.com]; IP_SCORE(-2.91)[ip: (-9.53), ipnet: 2607:f8b0::/32(-2.83), asn: 15169(-2.13), country: US(-0.07)]; NEURAL_HAM_SHORT(-0.83)[-0.833,0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; RCVD_COUNT_TWO(0.00)[2]; DWL_DNSWL_NONE(0.00)[gmail.com.dwl.dnswl.org : 127.0.5.0] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 22 Mar 2019 04:38:15 -0000 Hello I am a CS student from Tampere University and I am interested in participating FreeBSD project as a GSOC student. My idea is to implement virtual memory compression trough a block device. Much like zram on Linux. Any comments on this idea or suggestion who contact for mentoring? regards, Paavo-Einari Kaipila