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Fri, 1 Aug 2025 09:42:48 -0400 (EDT) From: kristofferhaugsbakk@fastmail.com To: git@vger.kernel.org Cc: Kristoffer Haugsbakk Subject: [PATCH] doc: fast-import: contextualize the hardware cost Date: Fri, 1 Aug 2025 15:42:25 +0200 Message-ID: X-Mailer: git-send-email 2.50.1.8.gde7cc0782a7 Precedence: bulk X-Mailing-List: git@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Kristoffer Haugsbakk 6e411d20440 (Initial draft of fast-import documentation., 2007-02-05) pointed out how much time a fast-import took on some hardware with a specific cost. Let’s further point out that this experiment was done in 2007. So modern hardware should have no issues with such a repo. Also move the parenthetical to the end now that it contains four words. Signed-off-by: Kristoffer Haugsbakk --- Documentation/git-fast-import.adoc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/git-fast-import.adoc b/Documentation/git-fast-import.adoc index d2327842003..6f9763c11b3 100644 --- a/Documentation/git-fast-import.adoc +++ b/Documentation/git-fast-import.adoc @@ -182,7 +182,7 @@ amount of memory usage and processing time. Assuming the frontend is able to keep up with fast-import and feed it a constant stream of data, import times for projects holding 10+ years of history and containing 100,000+ individual commits are generally completed in just 1-2 -hours on quite modest (~$2,000 USD) hardware. +hours on quite modest hardware (~$2,000 USD in 2007). Most bottlenecks appear to be in foreign source data access (the source just cannot extract revisions fast enough) or disk IO (fast-import base-commit: e813a0200a7121b97fec535f0d0b460b0a33356c -- 2.50.1