From owner-freebsd-fs@FreeBSD.ORG Mon Jun 23 15:59:23 2014 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 7518A35D for ; Mon, 23 Jun 2014 15:59:23 +0000 (UTC) Received: from fs.denninger.net (wsip-70-169-168-7.pn.at.cox.net [70.169.168.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "NewFS.denninger.net", Issuer "NewFS.denninger.net" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 1EB4926D5 for ; Mon, 23 Jun 2014 15:59:22 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by fs.denninger.net (8.14.8/8.14.8) with ESMTP id s5NFxCjk012146 for ; Mon, 23 Jun 2014 10:59:12 -0500 (CDT) (envelope-from karl@denninger.net) Received: from [127.0.0.1] (TLS/SSL) [192.168.1.40] by Spamblock-sys (LOCAL/AUTH); Mon Jun 23 10:59:12 2014 Message-ID: <53A84ECA.6030308@denninger.net> Date: Mon, 23 Jun 2014 10:59:06 -0500 From: Karl Denninger User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-Version: 1.0 To: freebsd-fs@freebsd.org Subject: Re: kern/187594: [zfs] [patch] ZFS ARC behavior problem and fix [SB QUAR: Mon Jun 23 09:14:03 2014] References: <201405151530.s4FFU0d6050580@freefall.freebsd.org> <20140623161354.2fdd1289@suse3.ewadmin.local> In-Reply-To: <20140623161354.2fdd1289@suse3.ewadmin.local> Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha1; boundary="------------ms090805020304010000020509" X-Antivirus: avast! (VPS 140623-0, 06/23/2014), Outbound message X-Antivirus-Status: Clean X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 23 Jun 2014 15:59:23 -0000 This is a cryptographically signed message in MIME format. --------------ms090805020304010000020509 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: quoted-printable On 6/23/2014 9:13 AM, Rainer Duffner wrote: > Am Thu, 15 May 2014 15:30:00 GMT > schrieb Karl Denninger : > >> The following reply was made to PR kern/187594; it has been noted by >> GNATS. >> >> From: Karl Denninger >> To: bug-followup@FreeBSD.org >> Cc: >> Subject: Re: kern/187594: [zfs] [patch] ZFS ARC behavior problem and >> fix Date: Thu, 15 May 2014 10:05:34 -0500 >> >> This is a cryptographically signed message in MIME format. >> =20 >> --------------ms050404000608010301080104 >> Content-Type: text/plain; charset=3DISO-8859-1; format=3Dflowed >> Content-Transfer-Encoding: quoted-printable >> =20 >> I have now been running the latest delta as posted 26 March -- it >> is=3D20 coming up on two months now, has been stable here and I've see= n >> several=3D20 positive reports and no negative ones on impact for >> others. Performance=3D20 continues to be "as expected." >> =20 >> Is there an expectation on this being merged forward and/or MFC'd? >> > > Hi, > > > I'm looking into applying your patch to one of my servers. > > However, I've got a question: can I apply it to stock 10.0? > If I need to go 10-stable, which revision do you recommend? > > > The server in question only has 32GB of RAM and I fear that once it > does NFS in addition to MySQL, it will be bogged down. > > > > > Best Regards, > Rainer > It should apply cleanly to stock 10.0 but I have not checked it=20 recently. There was a change made in the VM defines by the rest of the=20 team but I believe it is properly ifdef'd so as to figure it out and=20 work both before and after. --=20 -- Karl karl@denninger.net --------------ms090805020304010000020509 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIFTzCC BUswggQzoAMCAQICAQgwDQYJKoZIhvcNAQEFBQAwgZ0xCzAJBgNVBAYTAlVTMRAwDgYDVQQI EwdGbG9yaWRhMRIwEAYDVQQHEwlOaWNldmlsbGUxGTAXBgNVBAoTEEN1ZGEgU3lzdGVtcyBM TEMxHDAaBgNVBAMTE0N1ZGEgU3lzdGVtcyBMTEMgQ0ExLzAtBgkqhkiG9w0BCQEWIGN1c3Rv bWVyLXNlcnZpY2VAY3VkYXN5c3RlbXMubmV0MB4XDTEzMDgyNDE5MDM0NFoXDTE4MDgyMzE5 MDM0NFowWzELMAkGA1UEBhMCVVMxEDAOBgNVBAgTB0Zsb3JpZGExFzAVBgNVBAMTDkthcmwg RGVubmluZ2VyMSEwHwYJKoZIhvcNAQkBFhJrYXJsQGRlbm5pbmdlci5uZXQwggIiMA0GCSqG SIb3DQEBAQUAA4ICDwAwggIKAoICAQC5n2KBrBmG22nVntVdvgKCB9UcnapNThrW1L+dq6th d9l4mj+qYMUpJ+8I0rTbY1dn21IXQBoBQmy8t1doKwmTdQ59F0FwZEPt/fGbRgBKVt3Quf6W 6n7kRk9MG6gdD7V9vPpFV41e+5MWYtqGWY3ScDP8SyYLjL/Xgr+5KFKkDfuubK8DeNqdLniV jHo/vqmIgO+6NgzPGPgmbutzFQXlxUqjiNAAKzF2+Tkddi+WKABrcc/EqnBb0X8GdqcIamO5 SyVmuM+7Zdns7D9pcV16zMMQ8LfNFQCDvbCuuQKMDg2F22x5ekYXpwjqTyfjcHBkWC8vFNoY 5aFMdyiN/Kkz0/kduP2ekYOgkRqcShfLEcG9SQ4LQZgqjMpTjSOGzBr3tOvVn5LkSJSHW2Z8 Q0dxSkvFG2/lsOWFbwQeeZSaBi5vRZCYCOf5tRd1+E93FyQfpt4vsrXshIAk7IK7f0qXvxP4 GDli5PKIEubD2Bn+gp3vB/DkfKySh5NBHVB+OPCoXRUWBkQxme65wBO02OZZt0k8Iq0i4Rci WV6z+lQHqDKtaVGgMsHn6PoeYhjf5Al5SP+U3imTjF2aCca1iDB5JOccX04MNljvifXgcbJN nkMgrzmm1ZgJ1PLur/ADWPlnz45quOhHg1TfUCLfI/DzgG7Z6u+oy4siQuFr9QT0MQIDAQAB o4HWMIHTMAkGA1UdEwQCMAAwEQYJYIZIAYb4QgEBBAQDAgWgMAsGA1UdDwQEAwIF4DAsBglg hkgBhvhCAQ0EHxYdT3BlblNTTCBHZW5lcmF0ZWQgQ2VydGlmaWNhdGUwHQYDVR0OBBYEFHw4 +LnuALyLA5Cgy7T5ZAX1WzKPMB8GA1UdIwQYMBaAFF3U3hpBZq40HB5VM7B44/gmXiI0MDgG CWCGSAGG+EIBAwQrFilodHRwczovL2N1ZGFzeXN0ZW1zLm5ldDoxMTQ0My9yZXZva2VkLmNy bDANBgkqhkiG9w0BAQUFAAOCAQEAZ0L4tQbBd0hd4wuw/YVqEBDDXJ54q2AoqQAmsOlnoxLO 31ehM/LvrTIP4yK2u1VmXtUumQ4Ao15JFM+xmwqtEGsh70RRrfVBAGd7KOZ3GB39FP2TgN/c L5fJKVxOqvEnW6cL9QtvUlcM3hXg8kDv60OB+LIcSE/P3/s+0tEpWPjxm3LHVE7JmPbZIcJ1 YMoZvHh0NSjY5D0HZlwtbDO7pDz9sZf1QEOgjH828fhtborkaHaUI46pmrMjiBnY6ujXMcWD pxtikki0zY22nrxfTs5xDWGxyrc/cmucjxClJF6+OYVUSaZhiiHfa9Pr+41okLgsRB0AmNwE f6ItY3TI8DGCBQowggUGAgEBMIGjMIGdMQswCQYDVQQGEwJVUzEQMA4GA1UECBMHRmxvcmlk YTESMBAGA1UEBxMJTmljZXZpbGxlMRkwFwYDVQQKExBDdWRhIFN5c3RlbXMgTExDMRwwGgYD VQQDExNDdWRhIFN5c3RlbXMgTExDIENBMS8wLQYJKoZIhvcNAQkBFiBjdXN0b21lci1zZXJ2 aWNlQGN1ZGFzeXN0ZW1zLm5ldAIBCDAJBgUrDgMCGgUAoIICOzAYBgkqhkiG9w0BCQMxCwYJ KoZIhvcNAQcBMBwGCSqGSIb3DQEJBTEPFw0xNDA2MjMxNTU5MDZaMCMGCSqGSIb3DQEJBDEW BBQkNqecdED9hdz9j8uRzz0J1XuE6TBsBgkqhkiG9w0BCQ8xXzBdMAsGCWCGSAFlAwQBKjAL BglghkgBZQMEAQIwCgYIKoZIhvcNAwcwDgYIKoZIhvcNAwICAgCAMA0GCCqGSIb3DQMCAgFA MAcGBSsOAwIHMA0GCCqGSIb3DQMCAgEoMIG0BgkrBgEEAYI3EAQxgaYwgaMwgZ0xCzAJBgNV BAYTAlVTMRAwDgYDVQQIEwdGbG9yaWRhMRIwEAYDVQQHEwlOaWNldmlsbGUxGTAXBgNVBAoT EEN1ZGEgU3lzdGVtcyBMTEMxHDAaBgNVBAMTE0N1ZGEgU3lzdGVtcyBMTEMgQ0ExLzAtBgkq hkiG9w0BCQEWIGN1c3RvbWVyLXNlcnZpY2VAY3VkYXN5c3RlbXMubmV0AgEIMIG2BgsqhkiG 9w0BCRACCzGBpqCBozCBnTELMAkGA1UEBhMCVVMxEDAOBgNVBAgTB0Zsb3JpZGExEjAQBgNV BAcTCU5pY2V2aWxsZTEZMBcGA1UEChMQQ3VkYSBTeXN0ZW1zIExMQzEcMBoGA1UEAxMTQ3Vk YSBTeXN0ZW1zIExMQyBDQTEvMC0GCSqGSIb3DQEJARYgY3VzdG9tZXItc2VydmljZUBjdWRh c3lzdGVtcy5uZXQCAQgwDQYJKoZIhvcNAQEBBQAEggIAm9Bc5z2tC0wb/yWjbTj1F2e0s5cz gGpbQQF2IDWYFAfkuc6F04kMXS2yhugV3heNrGAJpfpyeORGN7KqRRZh+P4L+QSB14qJ/e0b rfMFTB5s/lnlB6FpAgpOdhpjzonKTuVR8D1VtnpJjjZkGA6unBdnej6Bf+7gGwpan1Wukbog 60WDR8ZsPsvWOKTgJ9/L9qit/+ExIoI++a9LtaKuvS4EpcWnNZ34BbUHjZcC32jc9WV6fi5M H6ecFpkNk5ZHxPZHTj0g5lubGRMpchK16Ltjf1kbphlf7IXvFBCG2aDZtDFJTOLjHCOoK0z8 juj6mGr29L38IaXhlKg04rcY5po5B7g8TmeTdxzwDgTh4B/t67f/OJHpzL6zMpV6lK5Jqc58 dngsO1H4LVqk+r5ArFOt86S7uMGWsSFS3LmPnZdRZsGqoDbBmw450feC2XiKMCs60mnuHEsh VpZHfRiPV8EDX5S/RFCmpTlgTjJQZzklznTB7Vo6WVvHVcdux0VddNyz7qKFAElQCpXCVEwr LPvAECexJW+V4QQxzvnViasEa+xg5dz3TrGZr4MDHQz05zLm3Zs9EGkhKoiImObGMkoYoLs0 QIc8ZVOgHF0Nr6xjUdRv5vRrciqzJ0PZAvjrLjc5JztrzLxeq/SIBax3l+womBBpQTjaxTa3 aOPSOTgAAAAAAAA= --------------ms090805020304010000020509--