Android 应用黑屏日志分析：系统文件错误、播放器状态异常、DNS问题等

这段日志记录了在某个应用程序中经历长时间的黑屏后的一些错误和事件。其中包括：

• 读取系统文件错误：'readSysFile error java.io.FileNotFoundException: /system/build.prop: open failed: EACCES (Permission denied)'
• 设置控制台日志和诊断日志级别： '===设置控制台日志显示级别（-1:all,0:debug,1:info,2:warn,3:error,4:none）:3' '===设置诊断日志写入文件级别（0:debug,1:info,2:warn,3:error,4:none）:3'
• 播放器状态更新，包括错误和当前时间： '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=0 (ms:0) fulltime=-1 lsttime=0' 'MEDIA_ERROR:msg=136,ext1=12a,ext2=0' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=0 (ms:196) fulltime=-1 lsttime=0' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=0 (ms:513) fulltime=-1 lsttime=0' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=0 (ms:829) fulltime=-1 lsttime=0' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=1 (ms:1046) fulltime=-1 lsttime=0' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=1 (ms:1363) fulltime=-1 lsttime=1' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=1 (ms:1663) fulltime=-1 lsttime=1' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=1 (ms:1996) fulltime=-1 lsttime=1' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=2 (ms:2313) fulltime=-1 lsttime=2' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=2 (ms:2646) fulltime=-1 lsttime=2' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=2 (ms:2946) fulltime=-1 lsttime=2' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=3 (ms:3246) fulltime=-1 lsttime=3' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=3 (ms:3563) fulltime=-1 lsttime=3' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=3 (ms:3863) fulltime=-1 lsttime=3' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=4 (ms:4179) fulltime=-1 lsttime=4' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=4 (ms:4479) fulltime=-1 lsttime=4' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=4 (ms:4796) fulltime=-1 lsttime=4' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=5 (ms:5096) fulltime=-1 lsttime=4' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=5 (ms:5396) fulltime=-1 lsttime=5' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=5 (ms:5713) fulltime=-1 lsttime=5' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=5 (ms:5913) fulltime=-1 lsttime=5' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=6 (ms:6213) fulltime=-1 lsttime=6' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=6 (ms:6529) fulltime=-1 lsttime=6' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=6 (ms:6829) fulltime=-1 lsttime=6' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=7 (ms:7129) fulltime=-1 lsttime=7' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=7 (ms:7446) fulltime=-1 lsttime=7' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=7 (ms:7746) fulltime=-1 lsttime=7' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=8 (ms:8063) fulltime=-1 lsttime=7' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=8 (ms:8379) fulltime=-1 lsttime=8' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=8 (ms:8696) fulltime=-1 lsttime=8' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=9 (ms:9013) fulltime=-1 lsttime=8' '[update_state]pid:1 status=PLAYING(last:PLAYING) err=0x0 curtime=9 (ms:9313) fulltime=-1 lsttime=9' 'MEDIA_ERROR:msg=d,ext1=17,ext2=0'
• 文件访问错误：'File error accessing recents directory (directory doesn't exist?).'
• 日志报告发送：'ERROR_CODE_URL:http://tangula.ysten.com:8091/apm/v1/reportErrorCode'
• Bluetooth扫描器注册成功：'onScannerRegistered() - status=0 scannerId=5 mScannerId=0'
• DNS错误：'ip_cache_select error dns_idx :-2.' '-fetch_segment_file,[http://[2409:8087:1408:22::100f]:80/wh7f454c46tw3828601835-1310711072/hwottcdn.ln.chinamobile.com/PLTV/11/224/3221227333/1678086106-1-1677104421.hls.ts?tenantId=8601]ff_debug blockTsErr:0' '-fetch_segment_file,[http://[2409:8087:1408:22::100f]:80/wh7f454c46tw3828601835-1310711072/hwottcdn.ln.chinamobile.com/PLTV/11/224/3221227333/1678086116-1-1677104422.hls.ts?tenantId=8601]ff_debug blockTsErr:0' '-fetch_segment_file,[http://[2409:8087:1408:22::100f]:80/wh7f454c46tw3828601835-1310711072/hwottcdn.ln.chinamobile.com/PLTV/11/224/3221227333/1678086125-1-1677104423.hls.ts?tenantId=8601]ff_debug blockTsErr:0'
• 服务器响应错误：'Cannot start http server for devtools. Stop devtools.' 'No subscribers registered for event class com.vixtel.stb.agent.bean.ServerResponse.BootResponseBean'
• 播放器媒体错误：'MEDIA_ERROR:msg=136,ext1=12a,ext2=0' 'MEDIA_ERROR:msg=d,ext1=17,ext2=0'

这些事件可能会影响应用程序的性能和稳定性。