Are those a representation of the cameras image all night?
Is there any other cabling running alongside your cctv cabling to those cameras?
I know that running mains electric cabling close to rj45 cabling for about a meter can completely kill the rj45 cable signal.
If there is current carrying...
Is that behind glass/ inside looking through a window? There seems to be a lot of reflection.
Also could it he humidity clouding the picture?
Are there lights pointing at your cameras?
Hikvision asked us to check the disks - all checked out ok.
Then recommended running a database repair that is available from the top of the Storage > Storage Device page on the locally connected monitor.
They did advise rolling back to fw v4.1.64 before repair - we couldn't get the screen to...
Playback has been perfect on the old firmware though. Apart from the gradual slowdown after a few weeks... which a re-boot fixed. Nothing like with all the later firmware versions we're trying now.
Our NVR has always slowly locked up after a few weeks since we had it. Typically pages will start taking an age to load/ the page elements are unresponsive to mouse over effects. With NVR firmware v4.2.1 the Playback screen locks up.
We have 59 cameras connected.
2 types of cameras connected...
Upgraded our DS-9664NI-I8 to V1.4.64 and remote playback slowed to a crawl. Reverting to V4.1.63_190111 is not much better... just the Playback tab is incredibly slow now.
I upgraded because we were having to reboot every 3 weeks as the systems would slow to a crawl. It was better then than any...
Was it OK until the staff returned to school?
Umm.. we may have had an extended uptime but this is the 1st time since the improved config so I've no benchmark to measure against.
Have they opened lots of client sessions?
No. I told them about this and they only connect when needed.
Can you...
I spoke too soon. The system has gotten unusably slow again this morning. It had been a little slower in the last few days but I was willing to give it the benefit of the doubt.
A reboot just now has brought everything back to life again.
Symptoms: in the web backend streams were slow to load...