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<title>RE: [Users] OpenVZ NFS4/IdmapD</title>
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<p></p>Hello,<div><br></div><div>Anyone can help me about this subject ?</div><div><br></div><div>Something in the OpenVZ kernel Roadmap about NFSV4 ?</div><div><br></div><div>Thanks !<br><br><blockquote style="border-left: 2px solid #325FBA; padding-left: 5px; margin-left: 5px; margin-right: 0px;">-----Message initial-----<br><strong>De:</strong> kevin@dubourg.info <kevin@dubourg.info><br><strong>Envoyé:</strong> mardi 9 avril 2013 22:02<br><strong>À:</strong> debian@openvz.org; users@openvz.org<br><strong>Sujet:</strong> [Users] OpenVZ NFS4/IdmapD<br><br><style type="text/css">body { font-family: monospace; }</style><base target="_blank">
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<span style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);">Hello,</span><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><span style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);">Sorry to up this old message but i have the same problem.</span><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><font color="#000000" style="font-size: 13px; font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><span style="font-family: Verdana;">I try to configure NFV4 on a container (CT), i used the container as client.</span></font><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><font color="#000000" style="font-size: 13px; font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><span style="font-family: Verdana;">My configuration (Debian/Squeeze):</span></font><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><div style="font-family: monospace; font-size: medium;">pve-manager: 2.3-13 (pve-manager/2.3/7946f1f1)</div><div style="font-family: monospace; font-size: medium;">running kernel: 2.6.32-18-pve</div><div style="font-family: monospace; font-size: medium;">proxmox-ve-2.6.32: 2.3-88</div><div style="font-family: monospace; font-size: medium;">pve-kernel-2.6.32-18-pve: 2.6.32-88</div><div style="font-family: monospace; font-size: medium;">lvm2: 2.02.95-1pve2</div><div style="font-family: monospace; font-size: medium;">clvm: 2.02.95-1pve2</div><div style="font-family: monospace; font-size: medium;">corosync-pve: 1.4.4-4</div><div style="font-family: monospace; font-size: medium;">openais-pve: 1.1.4-2</div><div style="font-family: monospace; font-size: medium;">libqb: 0.10.1-2</div><div style="font-family: monospace; font-size: medium;">redhat-cluster-pve: 3.1.93-2</div><div style="font-family: monospace; font-size: medium;">resource-agents-pve: 3.9.2-3</div><div style="font-family: monospace; font-size: medium;">fence-agents-pve: 3.1.9-1</div><div style="font-family: monospace; font-size: medium;">pve-cluster: 1.0-36</div><div style="font-family: monospace; font-size: medium;">qemu-server: 2.3-18</div><div style="font-family: monospace; font-size: medium;">pve-firmware: 1.0-21</div><div style="font-family: monospace; font-size: medium;">libpve-common-perl: 1.0-49</div><div style="font-family: monospace; font-size: medium;">libpve-access-control: 1.0-26</div><div style="font-family: monospace; font-size: medium;">libpve-storage-perl: 2.3-6</div><div style="font-family: monospace; font-size: medium;">vncterm: 1.0-3</div><div style="font-family: monospace; font-size: medium;">vzctl: 4.0-1pve2</div><div style="font-family: monospace; font-size: medium;">vzprocps: 2.0.11-2</div><div style="font-family: monospace; font-size: medium;">vzquota: 3.1-1</div><div style="font-family: monospace; font-size: medium;">pve-qemu-kvm: 1.4-8</div><div style="font-family: monospace; font-size: medium;">ksm-control-daemon: 1.1-1</div><div style="font-family: monospace; font-size: medium;"><br></div><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><font color="#000000" style="font-size: 13px; font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><span style="font-family: Verdana;">I would like to use Idmap with NFSV4, to synchronize my account between NFS client and server.</span></font><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><font color="#000000" style="font-size: 13px; font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><span style="font-family: Verdana;">I enable nfs and nfsd features on CT. But i have this message on the log when i try to start nfs-common :</span></font><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><font color="#000000" style="font-size: 13px; font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><span style="font-family: monospace;"><b><br></b></span></font><div style="font-family: monospace; font-size: medium;"><b>Apr 9 21:33:17 rez10 rpc.idmapd[1798]: nfsdopenone: Opening /proc/net/rpc/nfs4.nametoid/channel failed: errno 2 (No such file or directory)</b></div><div style="font-family: monospace; font-size: medium;"><br></div><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><font color="#000000" style="font-size: 13px; font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><span style="font-family: Verdana;">I search on google and i don't find a solution. However, i found this => comments.gmane.org/gmane.linux.openvz.user/4640</span></font><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><font color="#000000" style="font-size: 13px; font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><span style="font-family: Verdana;">I extracting the most important :</span></font><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><span style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);">Quote:</span><div style="font-size: 13px; margin: 0px 0px 0px 40px; padding: 0px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);">Having said that, only NFS v2 and NFS v3 are supported inside CT.<br><br>We are currently working on making NFS v4 work inside containers, but we do it for mainline<br>kernels rather than in RHEL6 kernel. So whenever we will port OpenVZ to any of 3.3 kernels,<br>it will most probably have NFS v4 support. RHEL7-based OpenVZ kernel will have it, too.</div><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><font color="#000000" style="font-size: 13px; font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><span style="font-family: Verdana;">I successful mount my share in the CT with NFSV4, but idmapd not works.</span></font><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><font color="#000000" style="font-size: 13px; font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><span style="font-family: Verdana;">For your information, NFSV4 + Idmapd works on the root host...</span></font><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><br style="font-size: 13px; color: rgb(51, 51, 51); font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><font color="#000000" style="font-size: 13px; font-family: Verdana, Arial, Tahoma, Calibri, Geneva, sans-serif; background-color: rgb(250, 250, 250);"><span style="font-family: Verdana;">Could you please help me ?</span></font>
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