From mboxrd@z Thu Jan 1 00:00:00 1970 From: Olivier Bonvalet Subject: Re: Performance problems Date: Tue, 16 Apr 2013 09:02:10 +0200 Message-ID: <1366095730.3018.31.camel@localhost> References: <516322B2.2070103@inktank.com> <516336A6.5080806@inktank.com> <5166AFD1.8070003@inktank.com> <5168229A.10002@inktank.com> <1365788736.32141.13.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1365788736.32141.13.camel@localhost> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: ceph-users-bounces-idqoXFIVOFJgJs9I8MT0rw@public.gmane.org Sender: ceph-users-bounces-idqoXFIVOFJgJs9I8MT0rw@public.gmane.org To: ceph-devel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: ceph-users List-Id: ceph-devel.vger.kernel.org CgpMZSB2ZW5kcmVkaSAxMiBhdnJpbCAyMDEzIMOgIDE5OjQ1ICswMjAwLCBPbGl2aWVyIEJvbnZh bGV0IGEgw6ljcml0IDoKPiBMZSB2ZW5kcmVkaSAxMiBhdnJpbCAyMDEzIMOgIDEwOjA0IC0wNTAw LCBNYXJrIE5lbHNvbiBhIMOpY3JpdCA6Cj4gPiBPbiAwNC8xMS8yMDEzIDA3OjI1IFBNLCBaaWVt b3dpdCBQaWVyenlja2kgd3JvdGU6Cj4gPiA+IE5vLCBJJ20gbm90IHVzaW5nIFJETUEgaW4gdGhp cyBjb25maWd1cmF0aW9uIHNpbmNlIHRoaXMgd2lsbCBldmVudHVhbGx5Cj4gPiA+IGdldCBkZXBs b3llZCB0byBwcm9kdWN0aW9uIHdpdGggMTBHIGV0aGVybmV0ICh5ZXMgUkRNQSBpcyBmYXN0ZXIp LiAgSQo+ID4gPiB3b3VsZCBwcmVmZXIgQ2VwaCBiZWNhdXNlIGl0IGhhcyBhIHN0b3JhZ2UgZHJp dmUgYnVpbHQgaW50byBPcGVuTmVidWxhCj4gPiA+IHdoaWNoIG15IGNvbXBhbnkgaXMgdXNpbmcg YW5kIGFzIHlvdSBtZW50aW9uZWQgaW5kaXZpZHVhbCBkcml2ZXMuCj4gPiA+Cj4gPiA+IEknbSBu b3Qgc3VyZSB3aGF0IHRoZSBwcm9ibGVtIGlzIGJ1dCBpdCBhcHBlYXJzIHRvIG1lIHRoYXQgb25l IG9mIHRoZQo+ID4gPiBob3N0cyBtYXkgYmUgaG9sZGluZyB1cCB0aGUgcmVzdC4uLiB3aXRoIENl cGggaWYgdGhlIHBlcmZvcm1hbmNlIG9mIG9uZQo+ID4gPiBvZiB0aGUgaG9zdHMgaXMgbXVjaCBm YXN0ZXIgdGhhbiBvdGhlcnMgY291bGQgdGhpcyBwb3RlbnRpYWxseSBzbG93IGRvd24KPiA+ID4g dGhlIGNsdXN0ZXIgdG8gdGhpcyBsZXZlbD8KPiA+IAo+ID4gRGVmaW5pdGVseSEgIEV2ZW4gMSBz bG93IE9TRCBjYW4gY2F1c2UgZHJhbWF0aWMgc2xvdyBkb3ducy4gIFRoaXMgaXMgCj4gPiBiZWNh dXNlIHdlIChieSBkZWZhdWx0KSB0cnkgdG8gZGlzdHJpYnV0ZSBkYXRhIGV2ZW5seSB0byBldmVy eSBPU0QgaW4gCj4gPiB0aGUgY2x1c3Rlci4gIElmIGV2ZW4gMSBPU0QgaXMgcmVhbGx5IHNsb3cs IGl0IHdpbGwgYWNjdW11bGF0ZSBtb3JlIGFuZCAKPiA+IG1vcmUgb3V0c3RhbmRpbmcgb3BlcmF0 aW9ucyB3aGlsZSBhbGwgb2YgdGhlIG90aGVyIE9TRHMgY29tcGxldGUgdGhlaXIgCj4gPiByZXF1 ZXN0cy4gIFdoYXQgd2lsbCBoYXBwZW4gaXMgdGhhdCBldmVudHVhbGx5IHlvdSB3aWxsIGhhdmUg YWxsIG9mIHlvdXIgCj4gPiBvdXRzdGFuZGluZyBvcGVyYXRpb25zIHdhaXRpbmcgb24gdGhhdCBz bG93IE9TRCwgYW5kIGFsbCBvZiB0aGUgb3RoZXIgCj4gPiBPU0RzIHdpbGwgc2l0IGlkbGUgd2Fp dGluZyBmb3IgbmV3IHJlcXVlc3RzLgo+ID4gCj4gPiBJZiB5b3Uga25vdyB0aGF0IHNvbWUgT1NE cyBhcmUgcGVybWFuZW50bHkgc2xvd2VyIHRoYW4gb3RoZXJzLCB5b3UgY2FuIAo+ID4gcmUtd2Vp Z2h0IHRoZW0gc28gdGhhdCB0aGV5IHJlY2VpdmUgZmV3ZXIgcmVxdWVzdHMgdGhhbiB0aGUgb3Ro ZXJzIHdoaWNoIAo+ID4gY2FuIG1pdGlnYXRlIHRoaXMsIGJ1dCB0aGF0IGlzbid0IGFsd2F5cyBh biBvcHRpbWFsIHNvbHV0aW9uLiAgU29tZSAKPiA+IHRpbWVzIGEgc2xvdyBPU0QgY2FuIGJlIGEg c2lnbiBvZiBvdGhlciBoYXJkd2FyZSBwcm9ibGVtcyB0b28uCj4gPiAKPiA+IE1hcmsKPiA+IAo+ IAo+IGFuZCBkb2VzIHJlc3BvbnNlIHRpbWUgb2YgT1NEIGFyZSBsb2cgc29tZXdoZXJlLCB0byBp ZGVudGlmeSB0aGF0ICJ3ZWFrCj4gbGluayIgPwo+IAo+IAoKSSB0aGluayBJIGZvdW5kIHRoZSBh bnN3ZXIgd2l0aCB0aGUgYWRtaW4gc29ja2V0IDoKICAgIGNlcGggLS1hZG1pbi1kYWVtb24gL3Zh ci9ydW4vY2VwaC9jZXBoLW9zZC4xNC5hc29rIHBlcmYgZHVtcAoKRm9yIGV4YW1wbGUgaW4gdGhl IG91dHB1dCBJIGNhbiBzZWUgb3BfbGF0ZW5jeSwgb3Bfd19sYXRlbmN5LApvcF9yX2xhdGVuY3ks IG9wX3J3X2xhdGVuY3ksIGV0Yy4gR3JlYXQuCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18KY2VwaC11c2VycyBtYWlsaW5nIGxpc3QKY2VwaC11c2Vyc0Bs aXN0cy5jZXBoLmNvbQpodHRwOi8vbGlzdHMuY2VwaC5jb20vbGlzdGluZm8uY2dpL2NlcGgtdXNl cnMtY2VwaC5jb20K