Month: May 2021

Detecting where the Core is Crashing

If the core is stopping and you are not sure why, you can run it from a command prompt with a flag that will display the individual components it is activating. Open the command prompt and browse to the ExacqVision/Server directory. Then  type core -d. This command displays the process exactly, and usually the last line… Continue reading Detecting where the Core is Crashing

Troubleshooting a DOA

We will never accept “It doesn’t work” as a valid reason to replace a machine. The purpose of this guide is to help determine why a unit “does not work.” Some technical knowledge is assumed with this guide. Possible causes: Power SupplyInternal Components and CablingPOST Section 1 Power Supply If the unit does not power… Continue reading Troubleshooting a DOA

How to force disk check (fsck) in Linux.

One way to determine if the drive is failing in Linux is to run the following command in the terminal dmesg | less  This should give you an error list you can scroll through for read/write errors.  If you see a problem on a data drive perform the following: If the problem shows on the… Continue reading How to force disk check (fsck) in Linux.

(unsupported) Field upgrade of only I/O board

We may have systems where people attempt to field upgrade their servers with an I/O board.  Note that this is supposed to be for in house upgrade only.  However some do fall through the cracks. This is actually an eDVR board without the graphics chips.  Here is the sequence to get it to work: Let… Continue reading (unsupported) Field upgrade of only I/O board

%1 unexpected marker 0x01 at offset %2 in SEI data

%1 unexpected marker 0x01 at offset %2 in SEI data Description This means that the data in the stream header is inconsistent. Probably due to network traffic problems and packet loss. The user data can include time stamp and motion information%BR%%BR% %1 – camera name%BR% %2 – offset number%BR%

Verifying NTP on Linux system (8.04)

I verified the following in my Ubuntu 8.04 VM. So, hopefully should also be accurate for a natively-installed system. 1 – Verify that ntpd is running:             ps -Af | grep ntp             sudo netstat -nap | grep ntp             Verify that ntpd is running and listening on port 123. 2 – Verify the following… Continue reading Verifying NTP on Linux system (8.04)

Arecont 3115: No Video Found on Search

Description: Arecont 3-Megapixel cameras (such as 3115DN) can display live video with a blue or green border as if they are recording, along with the correct time and date, without returning search results for the video. If this occurs, an error message similar to the following is displayed in the log: 10/17/2012 11:25:39 AM PSFPI Errorps… Continue reading Arecont 3115: No Video Found on Search

What Files Are Stored To The SD Card In Axis Edge Installs

*** INTERNAL *** Here is a listing of all the files that sit on the SD card in an Axis Edge installation. The size of all installed files with no recording is around 25MB Disk space listing of SD card (cmd: du -h /var/spool/storage/SD_DISK): 64.0k   ./exacq/logs 64.0k   ./exacq/audit 32.0k   ./exacq/blob 18.9M  … Continue reading What Files Are Stored To The SD Card In Axis Edge Installs