Just a silly question, Is there anybody got the similiar benchmark for Samba or Windows file sharing? Regards, Li, Bo ----- Original Message ----- From: "Joe Landman" <[EMAIL PROTECTED]> To: "Beowulf Mailing List" <beowulf@beowulf.org> Sent: Thursday, February 28, 2008 9:53 PM Subject: [Beowulf] What are people seeing performance-wise for NFS over 10GbE
> Hi folks: > > Have a few simple setups that I am trying to figure out if I have a > problem, or if what I am seeing is normal. > > Two 10 GbE cards, connected with a CX4 cable. Server is one of our > JackRabbits, with 750+ MB/s direct IO and 500-650 MB/s buffered IO > (read-write), for IO about 10x system ram (~100x RAID cache). > > Getting ok iperf numbers, about 7 Gb/s single thread. Running NFS, > and seeing ~200-300 MB/s best case between the systems. Is this what > others have seen? Latest drivers from vendor, sent a note to them to > see if we can figure this out. Figured I would tap into the 'wulf > collective memory to learn what other people see. > > 2.6.23.14 kernel on both sides, jumbo frames enabled. No switch, just > a CX4 cable. > > My expectations are that we would be able to see 80-90% of the > JackRabbits speed, with the rest being eaten by stack issues. This is > the case over channel bonded GbE. > > Do you see 500 MB/s or more? Less? > > Thanks. > > Joe > > -- > Joseph Landman, Ph.D > Founder and CEO > Scalable Informatics LLC, > email: [EMAIL PROTECTED] > web : http://www.scalableinformatics.com > http://jackrabbit.scalableinformatics.com > phone: +1 734 786 8423 > fax : +1 866 888 3112 > cell : +1 734 612 4615 > _______________________________________________ > Beowulf mailing list, Beowulf@beowulf.org > To change your subscription (digest mode or unsubscribe) visit > http://www.beowulf.org/mailman/listinfo/beowulf > _______________________________________________ Beowulf mailing list, Beowulf@beowulf.org To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
