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Questions tagged [nexenta]

Nexenta is a Unix-based storage appliance operating system centered around the ZFS filesystem.

The OpenSolaris kernel (including ZFS, CIFS and NFS Servers) is paired with with a GNU/Debian user experience and apt package management. Nexenta Systems Inc makes three versions available:

  • Nexenta Core Platform (text-based UI, community/forum supported, 100% open source)
  • NexentaStor Community Edition (WebUI, community/forum supported, 12TB limit)
  • NexentaStor Enterprise (WebUI, commercial support, licensed per-TB of raw storage capacity)

Nexenta also offers additional capabilities (HA, DRS, FC Target, WORM, Windows backup, etc) via commercial plugins for NexentaStor.

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Nexentastor CE on Supermicro X10DRL-I

I'm writing here because after 3 hours i'm still not able to install NexentaStorCE on my brand new server. The hardware configuration is: Supermicro x10drl-i Xeon E5 2609V3 16GB DDR4 Kingston I'm trying to install from an external usb…
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Disk replace breaks disk naming convention in zpool

After replacing two broken disks in my RAID-Z2 pool, the output of zpool status looks strange. The disks are addressed with their full path and also seem to contain 'slices', which all other disk don't. I entered these commands to replace the broken…
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Why is MySQL unable to open hosts.allow/hosts.deny?

I have a storage server running Nexenta (OpenSolaris kernel, Ubuntu userspace) with MySQL on top of a ZFS storage array, using innodb_file_per_table and ulimit -n set to 8K. mysqltuner.pl confirms the file limit and claims there are 169 files. The…
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ESXI Crash need help to understand log and support about nexentastor on virtual machine

If i understand right, the following core dump means that the cpu4 has crashed the Host if i read the next line it seem that at the time the CPU 4 was assigned to the NexentaStore Vm ... SO if im right i can say that NexentaStor Vm crash my esxi Am…
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NexentaStor vs FreeNAS

I currently have a Debian Lenny file server for my small network (4 machines). I have 4x1TB drives in a RAID5 config. Since I botched the Lenny-Squeeze upgrade, it seems like a perfect time to give ZFS a try. I'm debating between NexentaStor and…
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Why is Nexentastor so slow - especially to delete files

I am running a Nexentastor server with the follow specs: dual core (core2duo) cpu 4GB of ram 1x 160GB SATA2 drive for the OS 6x 1.5TB Drives Sata2 drives in a RaidZ1 copying files is fine, fairly fast, I can normally max gigabit so no…
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Nexenta/OpenSolaris filer kernel panic/crash

I've an x4540 Sun storage server running NexentaStor Enterprise. It's serving NFS over 10GbE CX4 for several VMWare vSphere hosts. There are 30 virtual machines running. For the past few weeks, I've had random crashes spaced 10-14 days apart. This…
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NFS IO priority on ZFS/Solaris

I've got a Nexenta/ZFS NAS that I'm using as an NFS backing store for a small VMware vSphere farm. At the moment I have 9x1TB disks all mirrored (last disk is configured as a write log device). The disk performance is pretty good for my needs over…
growse
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NexentaStor - Access web console from different subnets

I'm trying to access the NexentaStor web console via port 2000 from a different subnet than the system's main IP address. In my situation, this is either over a VPN or to access a remote Nexenta appliance over a private network. I can see the system…
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How can I rate limit/packet shape/traffic shape on Solaris

I have an TCP server application running on a Nexenta NCP 3 box. I would like to limit how much outgoing bandwidth it can use. Is it possible in Solaris to rate limit an application like I can in Linux? I've seen mention of IPQoS and Crossbow, but…
Myers C
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Advantage of using nexenta vs. OpenSolaris

I am currently building a NAS for about 24 TB of storage. Video files, slow access, long term storage. No performance issues. I am currently undecided between buying a JBOD case and installing OpenSolaris (because of ZFS), or purchasing a Nexenta…
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Prevent NexentaStor analytics page from timing out

NexentaStor has a handy profiling interface that serves as a front to certain dtrace scripts. It's handy for monitoring realtime IOPS or I/O throughput of the appliance. Unfortunately, this interface times out after a few minutes leaving a blank…
ewwhite
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NexentaStor 3.1.5-GA (community ed) won't boot from a CD

I can boot from 3.1.5-GA ISO into a VirtualBox VM. But when I boot from a bootable CD, it stops at "Grub Stage2", and then drops me into a grub rescue shell after a few seconds.. I know very well how to burn bootable CDs etc. I have used 2 different…
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How to fetch current l2arc_max_write setting on Illumos?

I am trying to tweak my ZFS pool, but in order to do this I would like to know the current l2arc_max_write setting. I know the default is 8 MB/s, but I can't find the actual value. I have tried to look it up in the mdb (zfs_params and arc), but…
Jeroen
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Multi Port Fibre Channel Target with qlogic qle2462 to increase speed

I have a server running Nexenta with a QLogic QLE2460 in target mode. This works great. My problem is that with that I only get 1 port worth of speed (4gbps) to my switch. How can I increase the speed. Now I will point out that I am no expert on…
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