Non-stop loading of repetitive segments

[rezakho]

Non-stop loading of repetitive segments. What is the problem?

manifest file:

#EXTM3U
#EXT-X-TARGETDURATION:10
#EXT-X-ALLOW-CACHE:YES
#EXT-X-PLAYLIST-TYPE:VOD
#EXT-X-KEY:METHOD=AES-128,URI="https://81-cdn.domain.com/hls/Wtz4PG-HS39RD/encryption-f1.key"
#EXT-X-VERSION:3
#EXT-X-MEDIA-SEQUENCE:1
#EXTINF:2.000,
https://81-cdn.domain.com/hls/Wtz4PG-HS39RD/seg-1-f1-v1-a1.ts
#EXTINF:2.000,
https://81-cdn.domain.com/hls/Wtz4PG-HS39RD/seg-2-f1-v1-a1.ts
#EXTINF:2.000,
https://81-cdn.domain.com/hls/Wtz4PG-HS39RD/seg-3-f1-v1-a1.ts
#EXTINF:4.000,
https://81-cdn.domain.com/hls/Wtz4PG-HS39RD/seg-4-f1-v1-a1.ts
#EXTINF:10.000,
https://81-cdn.domain.com/hls/Wtz4PG-HS39RD/seg-5-f1-v1-a1.ts
#EXTINF:10.000,
https://81-cdn.domain.com/hls/Wtz4PG-HS39RD/seg-6-f1-v1-a1.ts
#EXTINF:10.000,
https://81-cdn.domain.com/hls/Wtz4PG-HS39RD/seg-7-f1-v1-a1.ts

config:

...
vod_bootstrap_segment_durations 2000;
vod_bootstrap_segment_durations 2000;
vod_bootstrap_segment_durations 2000;
vod_bootstrap_segment_durations 4000;
...