From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Sun, 16 Sep 2001 13:28:37 -0300 (BRST) From: Rik van Riel Subject: Re: [PATCH RFC] higher order allocs 2.4.10-pre9-recycle-R1 In-Reply-To: <200109152258.f8FMwbK05717@mailc.telia.com> Message-ID: MIME-Version: 1.0 Content-Type: MULTIPART/Mixed; BOUNDARY="------------Boundary-00=_SL7Q3LNNXPI9XTFDQQRQ" Content-ID: Sender: owner-linux-mm@kvack.org Return-Path: To: Roger Larsson Cc: Stephan von Krawczynski , linux-mm@kvack.org List-ID: --------------Boundary-00=_SL7Q3LNNXPI9XTFDQQRQ Content-Type: TEXT/PLAIN; CHARSET=US-ASCII Content-ID: On Sun, 16 Sep 2001, Roger Larsson wrote: > I have made some test runs - results are close to proper 2.4.10-pre9 > actually slightly better for all but two of mine testcases. > diff of two files bigger than RAM got half throughput, why??? > mmap002 (use all memory attempt) took more than three times as long - > less memory to use at once, OK. And not necessarily a bad thing. These "test runs" are completely unrelated to memory fragmentation. I don't know what you're thinking, but you could at least test the thing you're trying to fix ... regards, Rik -- IA64: a worthy successor to i860. http://www.surriel.com/ http://distro.conectiva.com/ Send all your spam to aardvark@nl.linux.org (spam digging piggy) --------------Boundary-00=_SL7Q3LNNXPI9XTFDQQRQ Content-Type: TEXT/X-DIFF; CHARSET=iso-8859-1; NAME="patch-2.4.10-pre9-recycle-R1" Content-Transfer-Encoding: BASE64 Content-ID: Content-Description: Content-Disposition: ATTACHMENT; FILENAME="patch-2.4.10-pre9-recycle-R1" KioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKioqKgpQYXRjaCBwcmVwYXJl ZCBieTogcm9nZXIubGFyc3NvbkBub3JyYW4ubmV0Ck5hbWUgb2YgZmlsZTogL2hvbWUvcm9nZXIv cGF0Y2hlcy9wYXRjaC0yLjQuMTAtcHJlOS1yZWN5Y2xlLVIxCgotLS0gbGludXgvbW0vcGFnZV9h bGxvYy5jLm9yaWcJU2F0IFNlcCAxNSAxNzozMDozMiAyMDAxCisrKyBsaW51eC9tbS9wYWdlX2Fs bG9jLmMJU3VuIFNlcCAxNiAwMDowMToyNCAyMDAxCkBAIC0xMDQsNyArMTA0LDEyIEBACiAKIAlz cGluX2xvY2tfaXJxc2F2ZSgmem9uZS0+bG9jaywgZmxhZ3MpOwogCi0Jem9uZS0+ZnJlZV9wYWdl cyAtPSBtYXNrOworCWFyZWEtPnJlY3ljbGVkKys7CisJaWYgKGFyZWEtPnJlY3ljbGVkIDw9IDAp CisJCWFyZWEtPnJlY3ljbGVkPTE7CisKKwlpZiAoIW9yZGVyIHx8IGFyZWEtPnJlY3ljbGVkIDwg MCkKKwkJem9uZS0+ZnJlZV9wYWdlcyAtPSBtYXNrOwogCiAJd2hpbGUgKG1hc2sgKyAoMSA8PCAo TUFYX09SREVSLTEpKSkgewogCQlzdHJ1Y3QgcGFnZSAqYnVkZHkxLCAqYnVkZHkyOwpAQCAtMTkz LDkgKzE5OCwxNCBAQAogCQkJaW5kZXggPSBwYWdlIC0gem9uZS0+em9uZV9tZW1fbWFwOwogCQkJ aWYgKGN1cnJfb3JkZXIgIT0gTUFYX09SREVSLTEpCiAJCQkJTUFSS19VU0VEKGluZGV4LCBjdXJy X29yZGVyLCBhcmVhKTsKLQkJCXpvbmUtPmZyZWVfcGFnZXMgLT0gMSA8PCBvcmRlcjsKIAogCQkJ cGFnZSA9IGV4cGFuZCh6b25lLCBwYWdlLCBpbmRleCwgb3JkZXIsIGN1cnJfb3JkZXIsIGFyZWEp OworCQkJLyogdXNlIGluaXRpYWwgYXJlYSwgcmVxdWVzdGVkIG9yZGVyICovCisJCQlhcmVhPXpv bmUtPmZyZWVfYXJlYSArIG9yZGVyOworCQkJYXJlYS0+cmVjeWNsZWQtLTsgLyogbWlnaHQgZ28g bmVnLCBmaXhlZCBpbiBmcmVlICovCisJCQlpZiAoIW9yZGVyIHx8IGFyZWEtPnJlY3ljbGVkIDwg MCkKKwkJCQl6b25lLT5mcmVlX3BhZ2VzIC09IDEgPDwgb3JkZXI7CisKIAkJCXNwaW5fdW5sb2Nr X2lycXJlc3RvcmUoJnpvbmUtPmxvY2ssIGZsYWdzKTsKIAogCQkJc2V0X3BhZ2VfY291bnQocGFn ZSwgMSk7CkBAIC02NTMsNyArNjYzLDggQEAKIAkJaWYgKHpvbmUtPnNpemUpIHsKIAkJCXNwaW5f bG9ja19pcnFzYXZlKCZ6b25lLT5sb2NrLCBmbGFncyk7CiAJCSAJZm9yIChvcmRlciA9IDA7IG9y ZGVyIDwgTUFYX09SREVSOyBvcmRlcisrKSB7Ci0JCQkJaGVhZCA9ICYoem9uZS0+ZnJlZV9hcmVh ICsgb3JkZXIpLT5mcmVlX2xpc3Q7CisJCQkJZnJlZV9hcmVhX3QgKmFyZWEgPSB6b25lLT5mcmVl X2FyZWEgKyBvcmRlcjsKKwkJCQloZWFkID0gJmFyZWEtPmZyZWVfbGlzdDsKIAkJCQljdXJyID0g aGVhZDsKIAkJCQluciA9IDA7CiAJCQkJZm9yICg7OykgewpAQCAtNjYzLDggKzY3NCw5IEBACiAJ CQkJCW5yKys7CiAJCQkJfQogCQkJCXRvdGFsICs9IG5yICogKDEgPDwgb3JkZXIpOwotCQkJCXBy aW50aygiJWx1KiVsdWtCICIsIG5yLAotCQkJCQkJKFBBR0VfU0laRT4+MTApIDw8IG9yZGVyKTsK KwkJCQlwcmludGsoIiVsdS8lbGQqJWx1a0IgIiwgbnIsCisJCQkJICAgICAgIGFyZWEtPnJlY3lj bGVkLAorCQkJCSAgICAgICAoUEFHRV9TSVpFPj4xMCkgPDwgb3JkZXIpOwogCQkJfQogCQkJc3Bp bl91bmxvY2tfaXJxcmVzdG9yZSgmem9uZS0+bG9jaywgZmxhZ3MpOwogCQl9CkBAIC04OTEsNiAr OTAzLDcgQEAKIAkJCWJpdG1hcF9zaXplID0gTE9OR19BTElHTihiaXRtYXBfc2l6ZSsxKTsKIAkJ CXpvbmUtPmZyZWVfYXJlYVtpXS5tYXAgPSAKIAkJCSAgKHVuc2lnbmVkIGxvbmcgKikgYWxsb2Nf Ym9vdG1lbV9ub2RlKHBnZGF0LCBiaXRtYXBfc2l6ZSk7CisJCQl6b25lLT5mcmVlX2FyZWFbaV0u cmVjeWNsZWQgPSAwOwogCQl9CiAJfQogCWJ1aWxkX3pvbmVsaXN0cyhwZ2RhdCk7Ci0tLSBsaW51 eC9pbmNsdWRlL2xpbnV4L21tem9uZS5oLm9yaWcJU2F0IFNlcCAxNSAyMTo1ODo0NyAyMDAxCisr KyBsaW51eC9pbmNsdWRlL2xpbnV4L21tem9uZS5oCVNhdCBTZXAgMTUgMjI6MDE6MjkgMjAwMQpA QCAtMjEsNiArMjEsNyBAQAogdHlwZWRlZiBzdHJ1Y3QgZnJlZV9hcmVhX3N0cnVjdCB7CiAJc3Ry dWN0IGxpc3RfaGVhZAlmcmVlX2xpc3Q7CiAJdW5zaWduZWQgbG9uZwkJKm1hcDsKKwlsb25nICAg ICAgICAgICAgICAgICAgICByZWN5Y2xlZDsKIH0gZnJlZV9hcmVhX3Q7CiAKIHN0cnVjdCBwZ2xp c3RfZGF0YTsK --------------Boundary-00=_SL7Q3LNNXPI9XTFDQQRQ-- -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/