From debbugs-submit-bounces@debbugs.gnu.org Fri Apr 17 04:28:16 2020 Received: (at 24937) by debbugs.gnu.org; 17 Apr 2020 08:28:16 +0000 Received: from localhost ([127.0.0.1]:39911 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jPMMC-0006xh-1y for submit@debbugs.gnu.org; Fri, 17 Apr 2020 04:28:16 -0400 Received: from sender4-of-o53.zoho.com ([136.143.188.53]:21374) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1jPMMA-0006xZ-27 for 24937@debbugs.gnu.org; Fri, 17 Apr 2020 04:28:14 -0400 ARC-Seal: i=1; a=rsa-sha256; t=1587112090; cv=none; d=zohomail.com; s=zohoarc; b=Khz+bWIVWcDBT5ZYnluG9/j31KWVs0/7gaX1/ao6TErvT9gWI5mq9YiVZ/vNioW96h5CIYwxlk+bgIZKBwDbnrIAWnJcLJfHzWLo0QjNd4+Is01g7bsDUixWunlvyfPQJRUy+LIo7UXA3+EMBPF5f+aGy9HvRh3PsaFMbs9G5ug= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1587112090; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:To; bh=EiToipIc+M1Ipa7BJWNDaQMvwY1wo6kgfurIRjHaaaw=; b=QSdq50f9tAS6l+IuFNlWvqhcwLokdEJi7EpDdw9MRldG+C3AMuF7XsPKHqwuEXRgPSvDYV62llp0JUEvErNd95s6SwovWY5MwMmvl5467aSh3u2zrDpb2emJtCKqBPOdlFfKJg7oKb7xS/6le4ejUY/FkdhPPp/wwinq/+NYk7Y= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=elephly.net; spf=pass smtp.mailfrom=rekado@elephly.net; dmarc=pass header.from= header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1587112090; s=zoho; d=elephly.net; i=rekado@elephly.net; h=References:From:To:Cc:Subject:In-reply-to:Date:Message-ID:MIME-Version:Content-Type:Content-Transfer-Encoding; bh=EiToipIc+M1Ipa7BJWNDaQMvwY1wo6kgfurIRjHaaaw=; b=bL3HawmLbCK5BJwHlBbUJuRA5FLNaNLVteBXJ7uSF5Da00fWNp3ZcpTAfvJl4tdr DtxNixzkz2rVdOQ0R8D85stwwJUW8mk1tFHNuAjRQLbggI7PXqAck6OWXtEOBPifD9k xT/52u6nuZGedRb15O2m8FO4OstylBUxFKpoPO7g= Received: from localhost (p54AD4DE5.dip0.t-ipconnect.de [84.173.77.229]) by mx.zohomail.com with SMTPS id 158711209003485.9031778261243; Fri, 17 Apr 2020 01:28:10 -0700 (PDT) References: <87wpg7ffbm.fsf@gnu.org> <87lgvm4lzu.fsf@gnu.org> <87twaaa6j9.fsf@netris.org> <87twaa2vjx.fsf@gnu.org> <87lgvm9sgq.fsf@netris.org> <87d1gwvgu0.fsf@gnu.org> <87wpf4yoz0.fsf@netris.org> <87fulrsqxx.fsf@gnu.org> <87vaunbvcu.fsf@mdc-berlin.de> <87ftd3muhp.fsf@elephly.net> <87eesnmrow.fsf@elephly.net> <874ktieddi.fsf@gnu.org> User-agent: mu4e 1.2.0; emacs 26.3 From: Ricardo Wurmus To: Ludovic =?utf-8?Q?Court=C3=A8s?= Subject: Re: bug#24937: "deleting unused links" GC phase is too slow In-reply-to: <874ktieddi.fsf@gnu.org> X-URL: https://elephly.net X-PGP-Key: https://elephly.net/rekado.pubkey X-PGP-Fingerprint: BCA6 89B6 3655 3801 C3C6 2150 197A 5888 235F ACAC Date: Fri, 17 Apr 2020 10:28:06 +0200 Message-ID: <874ktims89.fsf@elephly.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-ZohoMailClient: External X-Spam-Score: 0.0 (/) X-Debbugs-Envelope-To: 24937 Cc: 24937@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.0 (-) Ludovic Court=C3=A8s writes: >> root@hydra-guix-127 ~# ls -1 /gnu/store/.links | wc -l >> 2017395 > > That=E2=80=99s not a lot, my laptop has 2.8M links. Let me rerun this after copying a few thousand store items from ci.guix.gnu.org over. Maybe we=E2=80=99ll see the different times diverge = then. -- Ricardo