From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============2862679993707926785==" MIME-Version: 1.0 From: tianyang at fusionstack.cn Subject: [SPDK] tool to display disk IO Date: Wed, 23 Nov 2016 13:41:24 +0800 Message-ID: <201611231341234022328@fusionstack.cn> List-ID: To: spdk@lists.01.org --===============2862679993707926785== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hello=EF=BC=9A I am looking for a tool to display disk IO while I access an nvme-ssd via S= PDK. For example, any disk IO does not display in iostat or vmstat while I am ru= nning SPDK perf. I think that it is expected and necessary, but i wonder if there is any ava= ilable tool to replace iostat for SPDK. Or is there any SPDK API that helps displaying disk IO ? tianyang(a)fusionstack.cn --===============2862679993707926785== Content-Type: text/html MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="attachment.html" PGh0bWw+PGhlYWQ+PG1ldGEgaHR0cC1lcXVpdj0iY29udGVudC10eXBlIiBjb250ZW50PSJ0ZXh0 L2h0bWw7IGNoYXJzZXQ9R0IyMzEyIj48c3R5bGU+Ym9keSB7IGxpbmUtaGVpZ2h0OiAxLjU7IH1i b2R5IHsgZm9udC1zaXplOiAxNHB0OyBmb250LWZhbWlseTogv6zM5TsgY29sb3I6IHJnYigwLCAw LCAwKTsgbGluZS1oZWlnaHQ6IDEuNTsgfTwvc3R5bGU+PC9oZWFkPjxib2R5Pgo8ZGl2PjxzcGFu Pjwvc3Bhbj5IZWxsb6O6PC9kaXY+PGRpdj48YnI+PC9kaXY+PGRpdj5JIGFtIGxvb2tpbmcgZm9y IGEgdG9vbCB0byBkaXNwbGF5IGRpc2sgSU8gd2hpbGUgSSBhY2Nlc3MgYW4gbnZtZS1zc2Qgdmlh IFNQREsuPC9kaXY+PGRpdj5Gb3IgZXhhbXBsZSwgYW55IGRpc2sgSU8gZG9lcyBub3QgZGlzcGxh eSBpbiBpb3N0YXQgb3Igdm1zdGF0IHdoaWxlIEkgYW0gcnVubmluZyBTUERLIHBlcmYuPC9kaXY+ PGRpdj5JIHRoaW5rIHRoYXQgaXQgaXMgZXhwZWN0ZWQgYW5kIG5lY2Vzc2FyeSwgYnV0IGkgd29u ZGVyIGlmIHRoZXJlIGlzIGFueSBhdmFpbGFibGUgdG9vbCB0byByZXBsYWNlIGlvc3RhdCBmb3Ig U1BESy48L2Rpdj48ZGl2Pk9yIGlzIHRoZXJlIGFueSBTUERLIEFQSSB0aGF0IGhlbHBzIGRpc3Bs YXlpbmcgZGlzayBJTyA/PC9kaXY+CjxkaXY+PGJyPjwvZGl2PjxociBzdHlsZT0id2lkdGg6IDIx MHB4OyBoZWlnaHQ6IDFweDsiIGNvbG9yPSIjYjVjNGRmIiBzaXplPSIxIiBhbGlnbj0ibGVmdCI+ CjxkaXY+PHNwYW4+PGRpdiBzdHlsZT0ibWFyZ2luOiAxMHB4OyBmb250LXNpemU6IDEwcHQ7Ij48 ZGl2IHN0eWxlPSJmb250LXNpemU6IDE5cHg7Ij48Zm9udCBmYWNlPSK/rMzlIj50aWFueWFuZ0Bm dXNpb25zdGFjay5jbjwvZm9udD48L2Rpdj48L2Rpdj48L3NwYW4+PC9kaXY+CjwvYm9keT48L2h0 bWw+ --===============2862679993707926785==--