Toi uu hoa Backend cho he thong NextPVR voi thu vien IPTV/DVB-T lon

[thoitiethomnayorg]

NextPVR la mot trong nhung backend manh me nhat cho viec ghi hinh va quan ly TV truc tiep. Tuy nhien, voi nguoi dung su dung nhieu tuner cung luc hoac luong playlist IPTV do so, viec tranh hien tuong "buffer" hoac "loss signal" khi ghi hinh nhieu kenh cung luc luon la mot bai toan nan giai.
Can trao doi mot so kinh nghiem ky thuat:

1. Handling IPTV: Voi cac link IPTV streaming, moi nguoi thuong dung "buffer size" la bao nhieu de giam thieu tinh trang giat lag? Co thu thuat nao (nhu dung 
   
   
   Code:

   ffmpeg
    proxy) de lam on dinh luong stream dau vao truoc khi NextPVR xu ly khong?
   
2. Database Performance: Khi thu vien ghi hinh (recordings) len toi hang chuc TB, viec truy van EPG hay list recordings trong giao dien web tro nen cham chap. Co cach nao toi uu hoa database sqlite cua NextPVR hoac chuyen sang he quan tri khac khong?
   
3. Transcoding: De xem tu xa qua web client, viec transcoding realtime tren server thuong ngot CPU. Moi nguoi thuong setup profile nao (x264 vs VAAPI) de vua tiet kiem tai nguyen, vua giu duoc chat luong hinh anh goc?
   
4. Storage: Voi file ghi hinh dung luong lon, cac ban thuong dung co che "auto-delete" hay thu cong? Co plugin nao hoac script ngoai nao tu dong convert file .ts sang .mp4 hoac .mkv de tiet kiem dung luong sau khi ghi khong?
   

Rat mong nhan duoc trao doi tu cac "admin" da setup he thong PVR on dinh cho gia dinh. Cac ban co bi quyet gi de "chong chay" (crash) cho server khi co nhieu tuner chay cung luc khong? Moi goc nhin ve cach setup tuner dong bo deu rat quy gia.
Moi ban ghe tham trang web cua chung toi de cap nhat tinh hinh thoi tiet nhanh chong, chinh xac va bien moi ngay tro nen thuan loi hon, bat chap moi bien dong cua thoi tiet. Su chu dong cua ban chinh la chia khoa cho mot cuoc song tien nghi va an toan. https://thoitiethomnay.org/