Read/write slow on nvme drive - Supermicro X10DRL-CT
Derrick Lobo <[email protected]> Thu, 4 Aug 2016 10:52:20 -0400 (EDT)
| Newsgroups | gmane.os.netbsd.ports.x86-64,gmane.os.netbsd.devel.ports,gmane.os.netbsd.ports.i386 |
|---|---|
| Message-ID | <b4cc7d38.000020d8.00000038@derrick-VAIO> |
This is a multi-part message in MIME format. ------=_NextPart_000_0CFE_01D1EE3E.4904A800 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit I have a Supermicro nmve supported hardware X10DRL-CT with a SSD sasa drive and an intel nvme pcie drive.. both drives are 2tb and I have used gpt with the latest 7.99 daily build from today Using netbsd using dd if=/dev/device of=/dev/null bs=16k Sata SSD : 33967620096 bytes transferred in 1899.583 sec(17881619 bytes/sec) pcie SSD : 308527169536 bytes transferred in 2384.793 sec(129372725 bytes/sec) Using ubuntu live boot disk with diskutility I get Sata SSD : 504MB/sec pcie SSD : 3100MB/sec So im wondering if theres any tweak/config on netbsd that is needed to get higher speed on the pcie .. copying a 200mb files take a minute on the sata drive while it takes 6 minutes on the pcie.. so its 5 times slow rather than being faster Derrick Lobo ------=_NextPart_000_0CFE_01D1EE3E.4904A800 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> <HTML> <HEAD> <META HTTP-EQUIV=3D"Content-Type" CONTENT=3D"text/html; = charset=3Dus-ascii"> <META NAME=3D"Generator" CONTENT=3D"MS Exchange Server version = 08.00.0681.000"> <TITLE>Read/write slow on nvme drive - Supermicro X10DRL-CT</TITLE> </HEAD> <BODY> <!-- Converted from text/rtf format --> <P DIR=3DLTR><SPAN LANG=3D"en-us"><FONT FACE=3D"Calibri">I have a = Supermicro nmve supported hardware</FONT> <FONT = FACE=3D"Calibri">X10DRL-CT</FONT><FONT FACE=3D"Calibri"> with a SSD sasa = drive and an intel nvme pcie</FONT> <FONT FACE=3D"Calibri">drive.. both = drives are 2tb and I have used gpt with the latest 7.99 daily</FONT> = <FONT FACE=3D"Calibri">build from today</FONT></SPAN></P> <P DIR=3DLTR><SPAN LANG=3D"en-us"><FONT FACE=3D"Calibri">Using netbsd = using dd if=3D/dev/device of=3D/dev/null bs=3D16k</FONT></SPAN></P> <P DIR=3DLTR><SPAN LANG=3D"en-us"><FONT FACE=3D"Calibri">Sata SSD : = 33967620096 bytes transferred in 1899.583 sec(17881619 = bytes/sec)</FONT></SPAN></P> <P DIR=3DLTR><SPAN LANG=3D"en-us"><FONT FACE=3D"Calibri">pcie SSD : = 308527169536 bytes transferred in 2384.793 sec(129372725 = bytes/sec)</FONT></SPAN></P> <P DIR=3DLTR><SPAN LANG=3D"en-us"><FONT FACE=3D"Calibri">Using ubuntu = live boot d</FONT><FONT FACE=3D"Calibri">isk with diskutility I = get</FONT></SPAN></P> <P DIR=3DLTR><SPAN LANG=3D"en-us"><FONT FACE=3D"Calibri">Sata SSD = : 504MB/sec</FONT></SPAN></P> <P DIR=3DLTR><SPAN LANG=3D"en-us"><FONT FACE=3D"Calibri">pcie SSD : = 3100MB/sec</FONT></SPAN></P> <P DIR=3DLTR><SPAN LANG=3D"en-us"><FONT FACE=3D"Calibri">So im wondering = if theres any tweak/config on netbsd that is needed to get higher = speed on the pcie .. copying a 200mb files take a minute on the sata = drive while it takes 6 minutes o</FONT><FONT FACE=3D"Calibri">n the = pcie.. so its 5 times slow rather than being faster</FONT></SPAN></P> <P DIR=3DLTR><SPAN LANG=3D"en-us"></SPAN><SPAN = LANG=3D"en-us"></SPAN><SPAN LANG=3D"en-us"></SPAN><SPAN = LANG=3D"en-us"><FONT FACE=3D"SimSun">Derrick Lobo</FONT></SPAN></P> <P DIR=3DLTR><SPAN LANG=3D"en-us"></SPAN></P> </BODY> </HTML> ------=_NextPart_000_0CFE_01D1EE3E.4904A800--