When I have an active recording, I get the following log entry every second:
[M3U8] Generator: err=cannot replace "/data/user/0/com.getchannels.dvr.mycloudhome/auth0|5b5d********/DVR/Streaming/m3u8/65/stream.m3u8" with tempfile "/data/user/0/com.getchannels.dvr.mycloudhome/auth0|5b5d********/DVR/Streaming/m3u8/65/stream.m3u8084836319": rename /data/user/0/com.getchannels.dvr.mycloudhome/auth0|5b5d********/DVR/Streaming/m3u8/65/stream.m3u8084836319 /data/user/0/com.getchannels.dvr.mycloudhome/auth0|5b5d********/DVR/Streaming/m3u8/65/stream.m3u8: file exists