ACTi NVR 3 Corporate - Manual (Page 18)

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NVR 3 Corporate System Administrator ’s Manual
18
GB of RAM has been installed on this computer . Therefore, if you consider increasing the
computer’s multi-tasking capability by adding more RAM, you will need a 64-bit version of
Windows to take advantage of it all.
Please visit the link below for more memory limitations on various Windows platforms.
http://msdn.microsoft.com/en-us/library/aa366778%28VS.85%29.aspx#physical_memory_
limits_windows_7
Besides the limitation mentioned above, you may find the usable memory of your computer
displayed here:  Computer  Properties is still less than actual installed memory.
This is a common symptoms of all Windows platforms, please find explanations and
solutions in this Windows official support document
http://support.microsoft.com/kb/978610/en-us and
http://windows.microsoft.com/en-us/windows7/taking-the-mystery-out-of-64-bit-windows
*4 Supports local hard drives and iSCSI NAS. For detailed information on how to use iSCSI
NAS with NVR 3, please refer to our article on Using iSCSI NAS with NVR .
*5 The required free space of the disk drive where NVR is installed should be at least 40 GB at
all times; however, the actual necessary space depends on number of cameras, recording
and event rules settings. To get an approximate value, you may use the software tool
Bandwidth & Storage Calculator - http://www.acti.com/storagecalculator . It is also
recommended to use a separate disk for video recordings.
*6 Please make sure your operating system is fully patched with the latest service packs.