Linux – Page 9

Creating a New Array After LSI RAID Failure

Purpose In the event of a catastrophic failure of a RAID 5 or RAID 6 array on an LSI RAID controller, this guide will explain how to remove the failed array and set up a new one. Step 1: Identify the failed array In the exacqVision Client, open the Config (Setup) page, identified by the gears… Continue reading Creating a New Array After LSI RAID Failure

Configuring SSL on an exacqVision Server for Active Directory/LDAP (Linux)

exacqVision 7.2 and higher: Check the box labeled “Use SSL” on the “ActiveDirectory/LDAP” configuration page, then press “Apply”. exacqVision prior to 7.2: This article contains procedures for configuring SSL on exacqVision servers so that you can make Active Directory operations more secure.There are many ways to generate, install, and manage certificates in order to… Continue reading Configuring SSL on an exacqVision Server for Active Directory/LDAP (Linux)

Archiving Status: Target File Write Stalled (Linux)

Starting in exacqVision 6.6, the Archiving page can report a status of Failed – Target File Write Stalled. This status is displayed after 15 minutes of inactivity during an active archive task. While in this condition, archiving is stalled and hardware monitoring is stopped, but video recording continues normally. This condition affects only Linux-based exacqVision… Continue reading Archiving Status: Target File Write Stalled (Linux)

Shellshock Bash Vulnerability

What is it? A critical vulnerability has been reported in the GNU Bourne-Again Shell (also known as Bash), the common command-line shell used in many Linux/UNIX operating systems and Apple’s Mac OS X. This flaw could allow an attacker to remotely execute shell commands by attaching malicious code in environment variables used by the operating… Continue reading Shellshock Bash Vulnerability

Enabling Automount in Linux

This procedure is useful if you cannot export to a non-optical USB drive using the operating system’s user account. Requirements Non-bootable USB drive with at least 2GB of available space.USBMount.tar.gz file copied to USB drive (file attached below).An exacqVision Server running Ubuntu version 10.04. Notes Only one USB drive can be auto-mounted at a time.… Continue reading Enabling Automount in Linux

Enabling Audio Line Inputs in Linux

By default, Line In is not enabled in Linux. To enable Line In, complete the following steps: Open a Terminal window and run alsamixer. This opens a window that allows you to change settings for each sound channel. Press the F4 key to change capture settings. Use the left and right arrow keys to select capture… Continue reading Enabling Audio Line Inputs in Linux

Monitoring exacqVision servers and exacqVision Enterprise Health Server in Linux

Most Linux distributions have crontab, a program that can be used to monitor exacqVision server and Enterprise Health Server. Crontab can periodically check and restart a process if it stops. The following process for enabling crontab monitoring assumes that you have root access to the Linux computer: NOTE: These instructions are written for an exacqVision server.… Continue reading Monitoring exacqVision servers and exacqVision Enterprise Health Server in Linux

ExacqVision Client Auto-start on Linux-based Systems

Every ExacqVision server is preconfigured to automatically start the ExacqVision Client software after system startup. To disable this feature, run the following commands in a Terminal console: sudo mv /home/user/.config/autostart/evc.desktop /home/user/.config/autostart/evc.bak sudo mv /home/admin/.config/autostart/evc.desktop /home/admin/.config/autostart/evc.bak To reverse this procedure, run the following commands: sudo mv /home/user/.config/autostart/evc.bak /home/user/.config/autostart/evc.desktop sudo mv /home/admin/.config/autostart/evc.bak /home/admin/.config/autostart/evc.desktop To configure ExacqVision Client… Continue reading ExacqVision Client Auto-start on Linux-based Systems

Re-installing an exacqVision Capture Card Driver

Important Beginning 12/14/2021 extension of the SSA “Software Subscription Agreement” will be restricted on systems which have an eDVR capture board. In addition, starting with exacqVision Server version 22.06 the XDVPI plugin has been removed and systems where the plugin is present will be blocked from upgrading. In order to either extend the SSA or… Continue reading Re-installing an exacqVision Capture Card Driver

exacqVision Drives Incorrectly Marked as Read Only in Ubuntu Linux

If a hard drive in an Ubuntu Linux-based exacqVision system has an error in its file system, it could be marked as read only. This could cause a failure in the process of storing recorded video. Starting with version 4.9, exacqVision detects whether a drive is read only. To determine whether a hard drive is… Continue reading exacqVision Drives Incorrectly Marked as Read Only in Ubuntu Linux