Vlc-record-2021-05-24-16h17m26s-index-dvr.m3u8-... – Genuine

To understand why this happens, we can look at the anatomy of the file name itself:

If VLC does successfully dump the transport stream ( .ts ), it does so without compression, filling up your hard drive incredibly fast. 🛠️ How to Properly Record Live Streams in VLC vlc-record-2021-05-24-16h17m26s-index-dvr.m3u8-...

You are definitely not alone.