[one-users] 答复: 答复: question about OpenNebula + NFS performance
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yang_yi at neusoft.com
Sun Feb 26 22:45:02 PST 2012
Please list some parallel file systems. I only know the nfs. thank you.
-----ÓʼþÔ¼þ-----
·¢¼þÈË: Xiaoyi Lu at software [mailto:luxiaoyi at software.ict.ac.cn]
·¢ËÍʱ¼ä: 2012Äê2ÔÂ27ÈÕ 14:38
ÊÕ¼þÈË: Ñî D
³ËÍ: users at lists.opennebula.org; discuss at lists.opennebula.org
Ö÷Ìâ: Re: [one-users] ´ð¸´: question about OpenNebula + NFS performance
Many high performance parallel file systems can satisfy your live-migration
requirement.
ÔÚ 2012Äê2ÔÂ27ÈÕ ÏÂÎç2:11£¬Ñî D <yang_yi at neusoft.com> дµÀ£º
> 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 ?
>
> -----ÓʼþÔ¼þ-----
> ·¢¼þÈË: Xiaoyi Lu at software [mailto:luxiaoyi at software.ict.ac.cn]
> ·¢ËÍʱ¼ä: 2012Äê2ÔÂ27ÈÕ 13:48
> ÊÕ¼þÈË: Ñî D
> ³ËÍ: Nikolay Gar; discuss at lists.opennebula.org;
> users at lists.opennebula.org
> Ö÷Ìâ: Re: [one-users] ´ð¸´: 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.
>
> ÔÚ 2012Äê2ÔÂ27ÈÕ ÏÂÎç1:32£¬Ñî D <yang_yi at neusoft.com> дµÀ£º
>> 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
>>
>>
>>
>>
>>
>> ·¢¼þÈË: Nikolay Gar [mailto:nikolay.gar at gmail.com]
>> ·¢ËÍʱ¼ä: 2012Äê2ÔÂ26ÈÕ 19:31
>> ÊÕ¼þÈË: Ñî D
>> ³ËÍ: users at lists.opennebula.org; discuss at lists.opennebula.org
>> Ö÷Ìâ: 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 Ñî D <yang_yi at neusoft.com>
>>
>> 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.
>>
>>
>>
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>
>
>
> --
> Best regards,
>
> ³СÒÚ Xiaoyi LU
>
> Email: luxiaoyi at software.ict.ac.cn
> Tel: 86-10-62600920(O)
> Öйú¿ÆѧԺ¼ÆËã¼¼ÊõÑо¿ËùÍøÂçÊý¾Ý¿ÆѧÓ빤³ÌÑо¿ÖÐÐÄ
> ±±¾©Êк£µíÇø¿ÆѧԺÄÏ·6ºÅ Óʱࣺ100190
> Research Center of Web Data Science and Engineering, Institute of
> Computing Technology, Chinese Academy of Sciences, P.O.Box 2704,
> Beijing 100190, China.
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Best regards,
³СÒÚ Xiaoyi LU
Email: luxiaoyi at software.ict.ac.cn
Tel: 86-10-62600920(O)
Öйú¿ÆѧԺ¼ÆËã¼¼ÊõÑо¿ËùÍøÂçÊý¾Ý¿ÆѧÓ빤³ÌÑо¿ÖÐÐÄ
±±¾©Êк£µíÇø¿ÆѧԺÄÏ·6ºÅ Óʱࣺ100190
Research Center of Web Data Science and Engineering, Institute of Computing
Technology, Chinese Academy of Sciences, P.O.Box 2704, Beijing 100190,
China.
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