From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 24 Sep 2021 12:24:04 +0200 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1mTiNA-0003Xg-IK for lore@lore.pengutronix.de; Fri, 24 Sep 2021 12:24:04 +0200 Received: from localhost ([127.0.0.1] helo=metis.ext.pengutronix.de) by metis.ext.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1mTiNA-0003ay-3S; Fri, 24 Sep 2021 12:24:04 +0200 Received: from smtp65.ord1c.emailsrvr.com ([108.166.43.65]) by metis.ext.pengutronix.de with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mTiMe-0003aJ-QK for ptxdist@pengutronix.de; Fri, 24 Sep 2021 12:23:36 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=mev.co.uk; s=20190130-41we5z8j; t=1632479010; bh=1fUGeZLSLoHnlwwYCmRgcD0+ipO04jQjItBz0iJWg2s=; h=Subject:To:From:Date:From; b=LY0szK0g7JG3+zFrCrWKDmAhsLP8KCkfapYpFGhT4ZTP9TO9ElYxIO3msI+JuuXEa JOsiNH0RX42jeHVahGIDQUAqqWR39c/RWwjmBR0h5Mtc8vsBD3oBtKNcAL0nliUqZa L5ZHFnjizE24j2K1tL5NWfN151UMf/q0ClInfTcw= X-Auth-ID: abbotti@mev.co.uk Received: by smtp1.relay.ord1c.emailsrvr.com (Authenticated sender: abbotti-AT-mev.co.uk) with ESMTPSA id 88BDD200DB; Fri, 24 Sep 2021 06:23:30 -0400 (EDT) To: ptxdist@pengutronix.de, "Henzer, Kevin" References: From: Ian Abbott Organization: MEV Ltd. Message-ID: <838fc54d-c6e6-07b3-e288-b2463020e181@mev.co.uk> Date: Fri, 24 Sep 2021 11:23:29 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-GB X-Classification-ID: 0acc10ef-0b9f-4f1b-8728-d19d6f93ebb7-1-1 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-2.4 required=4.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.2 Subject: Re: [ptxdist] Loss of speedup for subsequent different -but still similar- images build X-BeenThere: ptxdist@pengutronix.de X-Mailman-Version: 2.1.29 Precedence: list List-Id: PTXdist Development Mailing List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: ptxdist@pengutronix.de Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "ptxdist" X-SA-Exim-Connect-IP: 127.0.0.1 X-SA-Exim-Mail-From: ptxdist-bounces@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false T24gMjMvMDkvMjAyMSAxNDowMiwgSGVuemVyLCBLZXZpbiB3cm90ZToKPiDvu79IZWxsbyAhCj4g Cj4gVGhhbmtzIGZvciBhZGRpbmcgbWUgdG8gdGhlIG1haWxpbmcgbGlzdCwgYW5kIHRoYW5rIGZv ciB0aGlzIG5pY2UgdG9vbCB0aGF0IFBUWGRpc3QgaXMgIQo+IAo+IEknbSBuZXcgdG8gUFRYZGlz dCwgYW5kIEkgaGF2ZSBpbmhlcml0ZWQgYSBidWlsZCBzZXR1cCB0aGF0IGNyZWF0ZXMgdHdvIGRp ZmZlcmVudCBidXQgcXVpdGUgc2ltaWxhciBzeXN0ZW0gaW1hZ2VzLCBmb2xsb3dpbmcgdHdvIGRp ZmZlcmVudCBnbG9iYWwgY29uZmlndXJhdGlvbnMgKGNvbmZpZ18xIGFuZCBjb25maWdfMikuCj4g T25lIGlzIHRoZSByZXNjdWUgdXBkYXRlIGltYWdlIG9mIHRoZSBzeXN0ZW0sIHRoZSBvdGhlciB0 aGUgZnVsbC1mZWF0dXJlZCBpbWFnZS4gSXQgaXMgdXNpbmcgYSBzY3JpcHQgdG8gYnVpbGQgdGhl bSBib3RoIGluIGEgcm93Lgo+IAo+IEJlZm9yZSBhIHJlY2VudCB1cGRhdGUsIGNhbGxpbmcgdGhl IGJ1aWxkIHByb2Nlc3Mgc3VjY2Vzc2l2ZWx5IG9uIHRob3NlIHR3byBjb25maWd1cmF0aW9ucyBn YXZlIGEgYmlnIHNwZWVkLXVwIGZvciB0aGUgc2Vjb25kIGJ1aWxkLiBUaGUgc3lzdGVtIHdhcyBy ZXVzaW5nIG1vc3Qgb2YgdGhlIHBhY2thZ2VzLgo+IAo+IC4vcHR4ZGlzdCBnbyAtLXB0eGNvbmZp Zz1jb25maWdzL2NvbmZpZ18xIC0tcGxhdGZvcm1jb25maWc9Y29uZmlncy9wbGF0Zm9ybWNvbmZp ZyAJIyB0YWtlcyB0aW1lIG9ubHkgdGhlIGZpcnN0IHRpbWUsIGVsc2UgcXVpdGUgZmFzdAo+IC4v cHR4ZGlzdCBpbWFnZXMgLS1wdHhjb25maWc9Y29uZmlncy8gY29uZmlnXzEgIC0tcGxhdGZvcm1j b25maWc9Y29uZmlncy9wbGF0Zm9ybWNvbmZpZyAgIyBxdWl0ZSBmYXN0Cj4gCj4gLi9wdHhkaXN0 IGdvIC0tcHR4Y29uZmlnPWNvbmZpZ3MvY29uZmlnXzIgLS1wbGF0Zm9ybWNvbmZpZz1jb25maWdz L3BsYXRmb3JtY29uZmlnIAkjIHF1aXRlIGZhc3QKPiAuL3B0eGRpc3QgaW1hZ2VzIC0tcHR4Y29u ZmlnPWNvbmZpZ3MvIGNvbmZpZ18yICAtLXBsYXRmb3JtY29uZmlnPWNvbmZpZ3MvcGxhdGZvcm1j b25maWcgICMgcXVpdGUgZmFzdAo+IAo+IAo+IAo+IEJ1dCBhZnRlciB1cGRhdGluZyBQVFhkaXN0 IHRvIG5ld2VyIHZlcnNpb24gKG5vdyB1c2luZyBQVFhkaXN0IHZlcnNpb24gMjAyMS4wMy4wKSwg YW5kIHVwZGF0aW5nIHRoZSBjb25maWcgZmlsZXMsIGl0IHNlZW1zIHNvbWV0aGluZyBoYXMgY2hh bmdlZCwgYW5kIHRoZSBvdXRjb21lIGlzIGRpZmZlcmVudC4KPiAKPiAuL3B0eGRpc3QgZ28gLS1w dHhjb25maWc9Y29uZmlncy9jb25maWdfMSAtLXBsYXRmb3JtY29uZmlnPWNvbmZpZ3MvcGxhdGZv cm1jb25maWcgCSMgdGFrZXMgdGltZSBhdCBlYWNoIGJ1aWxkCj4gLi9wdHhkaXN0IGltYWdlcyAt LXB0eGNvbmZpZz1jb25maWdzLyBjb25maWdfMSAgLS1wbGF0Zm9ybWNvbmZpZz1jb25maWdzL3Bs YXRmb3JtY29uZmlnICAjIHF1aXRlIGZhc3QKPiAKPiAuL3B0eGRpc3QgZ28gLS1wdHhjb25maWc9 Y29uZmlncy9jb25maWdfMiAtLXBsYXRmb3JtY29uZmlnPWNvbmZpZ3MvcGxhdGZvcm1jb25maWcg CSMgdGFrZXMgdGltZSBhdCBlYWNoIGJ1aWxkLCBzZWVtcyB0aGUgc3lzdGVtIGlzIHJlYnVpbGRp bmcgZXZlcnl0aGluZwo+IAoKVGhpcyBpcyBub3QgYW4gYW5zd2VyIHRvIHRoZSBwcm9ibGVtIG9m IHBvc3NpYmx5IHVubmVjZXNzYXJ5IHJlYnVpbGRpbmcsIApidXQgeW91IGNhbiByZWR1Y2UgdGhl IGJ1aWxkIHRpbWUgY29uc2lkZXJhYmx5IHVzaW5nIHRoZSAtaiBvcHRpb24gdG8gCmJ1aWxkIHBh Y2thZ2VzIGluIHBhcmFsbGVsLiAgKEl0IGhhcyBhbiBvcHRpb25hbCBwYXJhbWV0ZXIgdG8gc2V0 IHRoZSAKbnVtYmVyIG9mIGpvYnMgdG8gcnVuIGluIHBhcmFsbGVsLCBidXQgdGhlIGRlZmF1bHQg aXMgYmFzZWQgb24gdGhlIApudW1iZXIgb2YgYXZhaWxhYmxlIENQVXMuKSAgVGhhdCBvcHRpb24g aXMgYmVzdCBjb21iaW5lZCB3aXRoIHRoZSAtcSAKKC0tcXVpZXQpIG9wdGlvbiB0byBtYWtlIHRo ZSBidWlsZCBtZXNzYWdlcyBvbiB0aGUgdGVybWluYWwgbGVzcyAKY29uZnVzaW5nLCBvdGhlcndp c2UgdGhlIHBhcmFsbGVsIGJ1aWxkIG1lc3NhZ2VzIG9uIHRoZSB0ZXJtaW5hbCB3b3VsZCAKYmUg YSBjaGFvdGljIG1lc3MuCgotLSAKLT0oIElhbiBBYmJvdHQgPGFiYm90dGlAbWV2LmNvLnVrPiB8 fCBNRVYgTHRkLiBpcyBhIGNvbXBhbnkgICk9LQotPSggcmVnaXN0ZXJlZCBpbiBFbmdsYW5kICYg V2FsZXMuICBSZWdkLiBudW1iZXI6IDAyODYyMjY4LiAgKT0tCi09KCBSZWdkLiBhZGRyLjogUzEx ICYgMTIgQnVpbGRpbmcgNjcsIEV1cm9wYSBCdXNpbmVzcyBQYXJrLCApPS0KLT0oIEJpcmQgSGFs bCBMYW5lLCBTVE9DS1BPUlQsIFNLMyAwWEEsIFVLLiB8fCB3d3cubWV2LmNvLnVrICk9LQoKX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KcHR4ZGlzdCBtYWls aW5nIGxpc3QKcHR4ZGlzdEBwZW5ndXRyb25peC5kZQpUbyB1bnN1YnNjcmliZSwgc2VuZCBhIG1h aWwgd2l0aCBzdWJqZWN0ICJ1bnN1YnNjcmliZSIgdG8gcHR4ZGlzdC1yZXF1ZXN0QHBlbmd1dHJv bml4LmRlCg==