From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from cpanel8.indieserve.net (cpanel8.indieserve.net [199.212.143.3]) by mx.groups.io with SMTP id smtpd.web10.17425.1631462346731130220 for ; Sun, 12 Sep 2021 08:59:07 -0700 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: crashcourse.ca, ip: 199.212.143.3, mailfrom: rpjday@crashcourse.ca) Received: from [::1] (port=44304 helo=cpanel8.indieserve.net) by cpanel8.indieserve.net with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.94.2) (envelope-from ) id 1mPRsm-0002f9-JU for openembedded-core@lists.openembedded.org; Sun, 12 Sep 2021 11:59:05 -0400 Received: from [136.2.33.162] ([136.2.33.162]) by crashcourse.ca (Horde Framework) with HTTPS; Sun, 12 Sep 2021 11:59:04 -0400 Date: Sun, 12 Sep 2021 11:59:04 -0400 Message-ID: <20210912115904.Horde.6nJmYj61-vIFfHaSeplD14N@crashcourse.ca> From: "Robert P. J. Day" To: openembedded-core@lists.openembedded.org Subject: Re: [OE-core] can one identify how much work sstate cache would save a build? References: <9c5322ee-8fcb-180-133d-d96610f31440@crashcourse.ca> <7af69960b5cc22aa021b1814c883a3ac8ff8c592.camel@linuxfoundation.org> In-Reply-To: <7af69960b5cc22aa021b1814c883a3ac8ff8c592.camel@linuxfoundation.org> User-Agent: Horde Application Framework 5 MIME-Version: 1.0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - cpanel8.indieserve.net X-AntiAbuse: Original Domain - lists.openembedded.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - crashcourse.ca X-Get-Message-Sender-Via: cpanel8.indieserve.net: authenticated_id: rpjday@crashcourse.ca X-Authenticated-Sender: cpanel8.indieserve.net: rpjday@crashcourse.ca X-Source: X-Source-Args: X-Source-Dir: Content-Type: text/plain; charset=utf-8; format=flowed; DelSp=Yes Content-Disposition: inline Quoting Richard Purdie : > On Sun, 2021-09-12 at 10:00 -0400, Robert P. J. Day wrote: >> off the wall question from a friend, but is there a way to get a >> general idea of how much work (how many tasks?) could be saved for a >> build based on some available sstate cache directory? > > Run a build with bitbake -n against it and there is a summary > printed near the > start of the build which says something like: > > Sstate summary: Wanted 1525 Local 0 Network 1515 Missed 10 Current 0 > (99% match, 0% complete) that's it, that's what i was looking for, thanks. rday