All knowledgebase articles http://kb.open-e.com/ http://kb.open-e.com/iSCSI-connection-problems-in-ESXi-50_1523.html Disable Interrupt Remapping in ESXi 5.0 If you're running ESXi 5.0 and DSS V6 build 5845 (version: 6.0up90.8101.5845) and you are experiencing issues with iSCSI connections and drop outs for short periods of time and the following alert... Troubleshooting/Software/iSCSI problems Tue, 31 Jan 2012 07:38:41 -0600 http://kb.open-e.com/Loosing-connection-to-iSCSI-target-during-Failover_1513.html If you have Microsoft hosts connected to DSS V6 with iSCSI Failover configuration and you loose the connection to the iSCSI target during a Failover, please modify the MaxRequestHoldTime in the Windows registry MaxRequestHoldTime. This can be... Troubleshooting/Software/Auto Failover Wed, 11 Jan 2012 09:57:49 -0600 http://kb.open-e.com/Realtek-Network-adapter-problems-(RTL8111)-in-DSS-V6-Lite_1503.html DSS V6 build 5846 contains built-in drivers for the Realtek Network adapters but can cause some problems with the RTL8111 NIC. Be aware that this NIC was not designed for server usage but as some of our customers use it for home storage... Troubleshooting/Software/Network problems Wed, 07 Dec 2011 09:53:14 -0600 http://kb.open-e.com/The-DSS-gets-frozen-or-load-very-long-when-is-running-from-LUN-on-Areca-1882-RAID-controller_1493.html Problem: The DSS gets frozen or load very long when is running from LUN on Areca 1882 RAID controller. Reason: The problem is related to bootcode in Areca frmware Solution: 1) Download the firmware from the Areca FTP server and... Troubleshooting/Hardware/Hardware RAID problems Wed, 23 Nov 2011 06:00:54 -0600 http://kb.open-e.com/Memory-requirements-for-replication-in-latest-version-of-DSS-V6_1483.html Volume replication and memory requirements Latest&# 160;versions of DSS V6 will support up to 16TB volumes in replication and as such, this amount of storage will require more memory since the system now... Troubleshooting/Software/Volume Replication Wed, 16 Nov 2011 09:45:57 -0600 http://kb.open-e.com/How-to-use-MIB-browser-and-DSS_1473.html Please see attached doc on how to set up MIB broswer(free) and get SNMP info from DSS6 Information/General info/SNMP Wed, 09 Nov 2011 10:49:05 -0600 http://kb.open-e.com/What-is-the-difference-between-asynchronous-and-synchronous-volume-replication-_682.html The main difference between synchronouse and asynchronous volume replication is that synchronouse replication need to wait for the destination server in any write operation. The process goes like this : 1. Write data are buffered on the... Information/General info/Volume replication Tue, 08 Nov 2011 08:57:58 -0600 http://kb.open-e.com/Volume-Group-PE-Size-and-NAS-volumes-block-size_1463.html Page Extent Size (PE) represents size of the smallest building block of Logical Volume. In DSS V6 it is set by default to 32MB. That means that every created LV will be 32 x N MB large. Block size of NAS volume are... Information/General info/NAS Mon, 07 Nov 2011 11:34:45 -0600 http://kb.open-e.com/Issue-with-long-booting-of-VMware-ESX-50-connected-to-iSCSI-targets_1453.html If you experience a really long booting process of your VMware ESX 5.0 servers that are connected to the DSS V6 iSCSI targets, try to remove the VMKernel Port Bindings - see the images below. Please also make sure that in the... Information/General info/Virtualization Fri, 21 Oct 2011 03:22:01 -0500 http://kb.open-e.com/What-happens-when-you-add-volume-replication-option-to-NAS-Logical-Volume-that-is-already-used-by-lo_1443.html Generally adding the “volume replication” option in DSS WebGUI -> CONFIGURATION -> volume manager -> vol. groups -> vgxx -> volume manager -> action: modify lvxxxx -> “Use volume replication” causes a change of... Troubleshooting/Software/Backup problems Thu, 13 Oct 2011 05:33:13 -0500 http://kb.open-e.com/Licensing-issues-with-Supermicro-motherboards_1413.html If you are facing licensing issues with DSS V6 that runs on the following Supermicro motherboards: X8DT3/I X8DT6/ E X8DTT X8DTN+ please update the BIOS to the newest version or at least to the one that can be found in the... Troubleshooting/Hardware/Miscellaneous Thu, 13 Oct 2011 05:32:16 -0500 http://kb.open-e.com/How-do-soft-symlinks-work-with-nfs-shares-on-DSS-V6_1423.html To create a soft links you use Linux command ln -s /path/to/file1.txt /path/to/file2.txt To show how symlinks work on Ubuntu we created the following directories: # mkdir -p /test1/data1 # mkdir /test1/shared # mkdir -p... Information/General info Thu, 13 Oct 2011 05:32:01 -0500 http://kb.open-e.com/How-to-add-second-Areca-RAID-array-to-existing-DSS-V6-configuration-and-establish-the-connection-to-_1433.html Log on to DSS WebGUI Go to SETUP → H/W RAID Choose your Areca controller and press Areca button Areca Management should open in a new window ... Troubleshooting/Hardware/Hardware RAID problems Thu, 13 Oct 2011 05:31:32 -0500 http://kb.open-e.com/How-can-we-setup-the-primary-node-restart-the-iSCSI-Failover-and-make-this-node-active-again_1053.html Symptom: Not only data but also the whole configuration of the primary node is lost because of e.g. a broken RAID controller. Problem: ... Troubleshooting/Software Wed, 14 Sep 2011 03:40:13 -0500 http://kb.open-e.com/HW-and-SW-RAID-performance-tuning-on-NTFS-volumes_1393.html 1. Introduction We will describe how to setup NTFS block size under Windows system to achieve better write performance on Software and Hardware RAID 5 and RAID 6 arrays. From the tests that we performed it seems that there is... Information/General info/Performance Wed, 14 Sep 2011 02:33:33 -0500