0
votes
2answers
388 views

writing to opensolaris ramdisk over NFS

I want to read and write to a ramdisk on OpenSolaris for performance testing purposes. The tests would be aimed at network transmission and I want to rule out disk performance. I set up the ramdisk on ...
6
votes
2answers
1k views

Getting ZFS per dataset IO statistics (or NFS per export IO statistics)

Where do I find statistics about how IO is divided between zfs datasets? (zpool iostat only tells me how much IO a pool is experiencing.) All the relevant datasets are used through NFS, so I'd be ...
0
votes
3answers
1k views

Disk throughput dramatically reduced when using ZFS on OpenSolaris?

I'm building a simple ZFS file server for the small business I work for. The server is a Dell Poweredge 840, with 1GB RAM. The OS (OpenSolaris 2009.06) is installed on one SATA drive, and there are ...
2
votes
3answers
156 views

F_WRLCK calls take long time on NFS

I have NFS shared among 30 cluster nodes. The nodes are Debian 5 and 6. The NFS server is OpenSolaris 2009. We have good hardware and a 20Gbit Infiniband network. On the cluster nodes, fs operations ...
2
votes
1answer
3k views

ZFS nfsshare to export RW and RO host?

I have been exporting NFS from OpenSloarins like this (successfully): zfs set sharenfs=root=rw=host1:host2:host3 pool1 I'm acting according the man pages sharefs, share_nfs but the following does ...
0
votes
2answers
737 views

How to share ZFS features over NFS

We are planning to use some of the features that ZFS has, such as: Snapshots. Hierarchy of file systems (each user will have his own). Custom user properties. Clones. Is it possible to share all ...
0
votes
1answer
523 views

recommendations for unified storage using commodity hardware, opensource software

updates: from the below answers from "Chopper3", its possible to connect to HP MDS600 JBOD using HP DL server with a RAID controller card. Multiple servers can connect to MDS600 array; create volumes, ...
9
votes
5answers
5k views

Best filesystem choices for NFS storing VMware disk images

Currently we use an iSCSI SAN as storage for several VMware ESXi servers. I am investigating the use of an NFS target on a Linux server for additional virtual machines. I am also open to the idea of ...
9
votes
7answers
9k views

Tuning NFS client/server stack

I have a CentOS 5 VMWare server connecting to an OpenSolaris 2009.06 machine over NFS that holds the disk images. My virtual machines seem to be bound by slow IO so I'd like to do everything I can to ...
1
vote
3answers
2k views

Mounting NFS share from OpenSolaris on Linux

I have an OpenSolaris server (snv_101b) serving files via NFS. Everything works fine when mounting the shares on ESXi or OS X, but when I mount from Linux (CentOS 5.2) everything is mounted as ...