Lustre is an example of OpenSource project; BlueWhaleFS is another example of business project.
在 2012年2月27日 下午2:45，杨�D <[email protected]> 写道： > > Please list some parallel file systems. I only know the nfs. thank you. > > -----邮件原件----- > 发件人: Xiaoyi Lu@software [mailto:[email protected]] > 发送时间: 2012年2月27日 14:38 > 收件人: 杨�D > 抄送: [email protected]; [email protected] > 主题: Re: [one-users] 答复: question about OpenNebula + NFS performance > > Many high performance parallel file systems can satisfy your live-migration > requirement. > > 在 2012年2月27日 下午2:11，杨�D <[email protected]> 写道： >> luxiaoyi >> >> which way do you recommend to set up opennebula cloud in production >> environment? >> Is there any way that can support live-migration except nfs ? >> >> -----邮件原件----- >> 发件人: Xiaoyi Lu@software [mailto:[email protected]] >> 发送时间: 2012年2月27日 13:48 >> 收件人: 杨�D >> 抄送: Nikolay Gar; [email protected]; >> [email protected] >> 主题: Re: [one-users] 答复: question about OpenNebula + NFS performance >> >> According to my experiences, the vm running performance of ONE + NFS >> over NAS solution is not high enough. It may be only appropriate for >> experiment environment but not production. Just a comment. >> >> 在 2012年2月27日 下午1:32，杨�D <[email protected]> 写道： >>> Nikolay >>> >>> >>> >>> Thank you. I will send you the result tomorrow. >>> >>> I wonder if nfs is widely used in opennebula cloud ? and is the vm >>> running speed acceptable ? >>> >>> >>> >>> David Yang >>> >>> >>> >>> >>> >>> 发件人: Nikolay Gar [mailto:[email protected]] >>> 发送时间: 2012年2月26日 19:31 >>> 收件人: 杨�D >>> 抄送: [email protected]; [email protected] >>> 主题: Re: [one-users] question about OpenNebula + NFS performance >>> >>> >>> >>> nfsstat from client and nfs server will help: >>> >>> 1. nfsstat -n -c for client >>> 2. nfsstat -n -s for server >>> >>> Just for test, do not test it on VM machine , simple copy some file >>> over NFS ( some big file not /dev/null some 5 GB) with time command >>> before test >>> >>> >>> Nikolay >>> >>> 2012/2/26 杨�D <[email protected]> >>> >>> Hi >>> >>> >>> >>> I set up virtual machine with OpenNebula2.2 + NFS(NAS Huawei > Symantec). >>> And the virtualization environment is rhel6.1 + kvm. But the vm is >>> running very slow. In the vm system, gunzip a gz file takes very long >> time. >>> >>> the nfs server(NAS) is suse10 with nfs version 3. >>> >>> >>> >>> the nfs client is rhel6.1 >>> >>> mount -t nfs -o timeo=10,noatime,intr,hard,retrans=5 >>> 172.16.14.115:/vx/B1ALL /one_images >>> >>> >>> >>> I tried to install two img systems at the same time on the nfs, the >>> %CPU is high. and the installation progress takes very long too. >>> >>> So I wonder if the nfs can provide better performance for the vm ? >>> >>> How can I tune the nfs server and client parameters to enhance nfs >>> performance ? Thank you very much. >>> >>> >>> >>> --------------------------------------------------------------------- >>> - >>> ----------------------------- >>> >>> >>> Confidentiality Notice: The information contained in this e-mail and >>> any accompanying attachment(s) is intended only for the use of the >>> intended recipient and may be confidential and/or privileged of >>> Neusoft Corporation, its subsidiaries and/or its affiliates. If any >>> reader of this communication is not the intended recipient, >>> unauthorized use, forwarding, printing, storing, disclosure or >>> copying is strictly prohibited, and may be unlawful.If you have >>> received this communication in error,please immediately notify the >>> sender by return e-mail, and delete the original message and all >>> copies from your system. Thank you. >>> --------------------------------------------------------------------- >>> - >>> ----------------------------- >>> >>> >>> _______________________________________________ >>> Users mailing list >>> [email protected] >>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org >>> >>> >>> >>> >>> --------------------------------------------------------------------- >>> - >>> ----------------------------- Confidentiality Notice: The information >>> contained in this e-mail and any accompanying attachment(s) is >>> intended only for the use of the intended recipient and may be >>> confidential and/or privileged of Neusoft Corporation, its >>> subsidiaries and/or its affiliates. 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Thank you. >>> --------------------------------------------------------------------- >>> - >>> ----------------------------- >>> >>> _______________________________________________ >>> Users mailing list >>> [email protected] >>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org >>> >> >> >> >> -- >> Best regards, >> >> 鲁小亿 Xiaoyi LU >> >> Email: [email protected] >> Tel: 86-10-62600920(O) >> 中国科学院计算技术研究所网络数据科学与工程研究中心 >> 北京市海淀区科学院南路6号 邮编：100190 >> Research Center of Web Data Science and Engineering, Institute of >> Computing Technology, Chinese Academy of Sciences, P.O.Box 2704, >> Beijing 100190, China. >> >> >> ---------------------------------------------------------------------- >> ----------------------------- Confidentiality Notice: The information >> contained in this e-mail and any accompanying attachment(s) is >> intended only for the use of the intended recipient and may be >> confidential and/or privileged of Neusoft Corporation, its >> subsidiaries and/or its affiliates. If any reader of this >> communication is not the intended recipient, unauthorized use, >> forwarding, printing, storing, disclosure or copying is strictly >> prohibited, and may be unlawful.If you have received this communication in > error,please immediately notify the sender by return e-mail, and delete the > original message and all copies from your system. Thank you. >> ---------------------------------------------------------------------- >> ----------------------------- >> >> _______________________________________________ >> Users mailing list >> [email protected] >> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org >> > > > > -- > Best regards, > > 鲁小亿 Xiaoyi LU > > Email: [email protected] > Tel: 86-10-62600920(O) > 中国科学院计算技术研究所网络数据科学与工程研究中心 > 北京市海淀区科学院南路6号 邮编：100190 > Research Center of Web Data Science and Engineering, Institute of Computing > Technology, Chinese Academy of Sciences, P.O.Box 2704, Beijing 100190, > China. > > > --------------------------------------------------------------------------------------------------- > Confidentiality Notice: The information contained in this e-mail and any > accompanying attachment(s) > is intended only for the use of the intended recipient and may be > confidential and/or privileged of > Neusoft Corporation, its subsidiaries and/or its affiliates. If any reader of > this communication is > not the intended recipient, unauthorized use, forwarding, printing, storing, > disclosure or copying > is strictly prohibited, and may be unlawful.If you have received this > communication in error,please > immediately notify the sender by return e-mail, and delete the original > message and all copies from > your system. Thank you. > --------------------------------------------------------------------------------------------------- > > _______________________________________________ > Users mailing list > [email protected] > http://lists.opennebula.org/listinfo.cgi/users-opennebula.org >
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