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Tue, 21 Dec 2021 12:51:36 -0500 (EST) Date: Tue, 21 Dec 2021 12:51:35 -0500 From: Leo Famulari Message-ID: References: <875yrjpi1y.fsf@elephly.net> <87o85bjjpm.fsf@gnu.org> <871r27p5jq.fsf@elephly.net> <87a6gv3pue.fsf@gnu.org> <87v8zhn9m1.fsf@elephly.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <87v8zhn9m1.fsf@elephly.net> X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-guix@gnu.org List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mathieu Othacehe , 51787@debbugs.gnu.org Errors-To: bug-guix-bounces+larch=yhetil.org@gnu.org Sender: "bug-Guix" X-Migadu-Flow: FLOW_IN X-Migadu-Country: US ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=yhetil.org; s=key1; t=1640109138; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding:resent-cc: resent-from:resent-sender:resent-message-id:in-reply-to:in-reply-to: references:references:list-id:list-help:list-unsubscribe: list-subscribe:list-post:dkim-signature; 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dmarc=none; spf=pass (aspmx1.migadu.com: domain of "bug-guix-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="bug-guix-bounces+larch=yhetil.org@gnu.org" X-Migadu-Spam-Score: -3.93 Authentication-Results: aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=famulari.name header.s=mesmtp header.b=nizKUSfV; dkim=fail ("headers rsa verify failed") header.d=messagingengine.com header.s=fm1 header.b=Y7rEEaQK; dmarc=none; spf=pass (aspmx1.migadu.com: domain of "bug-guix-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="bug-guix-bounces+larch=yhetil.org@gnu.org" X-Migadu-Queue-Id: C6D6A22926 X-Spam-Score: -3.93 X-Migadu-Scanner: scn0.migadu.com X-TUID: USufFKtT5jB8 On Tue, Dec 21, 2021 at 06:26:03PM +0100, Ricardo Wurmus wrote: > We could take this opportunity to reformat /gnu with btrfs, which > performs quite a bit more poorly than ext4 but would be immune to > defragmentation. It’s not clear that defragmentation matters here. It > could just be that the problem is exclusively caused by having these > incredibly large, flat /gnu/store, /gnu/store/.links, and > /gnu/store/trash directories. My impression was that btrfs could also become fragmented. At least, btrfs-progrs includes a command for defragmenting. Or do I misunderstand?