According to print the log, I have a question: From "2015-08-27 00:55:51.426" to "2015-08-27 00:55:58.709" don't have any log. I want to know, what action in the seven seconds, and how to shorten the period of time? Thank you!
the log:
2015-08-27 00:55:49.198 Mobile V1.0[2802:9017] END write file at path: /private/var/mobile/Applications/9A45746B-4875-4810-A01A-05832992E9C7/tmp/280125152133.pdf
2015-08-27 00:55:49.199 Mobile V1.0[2802:9017] START Download blocks: 0 to 1
2015-08-27 00:55:49.200 Mobile V1.0[2802:9017] Starting synchronous request to
xxx.pdf with byte range: 0-8192
2015-08-27 00:55:49.907 Mobile V1.0[2802:9017] START Download blocks: 0 to 1
2015-08-27 00:55:49.908 Mobile V1.0[2802:9017] START Download blocks: 14 to 15
2015-08-27 00:55:49.909 Mobile V1.0[2802:9017] Starting synchronous request to
xxx.pdf with byte range: 114688-122880
2015-08-27 00:55:50.119 Mobile V1.0[2802:9017] START Download blocks: 14 to 15
2015-08-27 00:55:50.121 Mobile V1.0[2802:9017] START Download blocks: 14 to 15
2015-08-27 00:55:50.122 Mobile V1.0[2802:9017] START Download blocks: 14 to 16
2015-08-27 00:55:50.123 Mobile V1.0[2802:9017] Starting synchronous request to
xxx.pdf with byte range: 122880-131072
2015-08-27 00:55:50.396 Mobile V1.0[2802:9017] START Download blocks: 15 to 16
2015-08-27 00:55:50.398 Mobile V1.0[2802:9017] START Download blocks: 15 to 16
2015-08-27 00:55:50.399 Mobile V1.0[2802:9017] START Download blocks: 15 to 16
2015-08-27 00:55:50.400 Mobile V1.0[2802:9017] START Download blocks: 15 to 17
2015-08-27 00:55:50.401 Mobile V1.0[2802:9017] Starting synchronous request to
xxx.pdf with byte range: 131072-131767
2015-08-27 00:55:50.584 Mobile V1.0[2802:9017] START Download blocks: 16 to 17
2015-08-27 00:55:50.586 Mobile V1.0[2802:9017] START Download blocks: 16 to 17
2015-08-27 00:55:50.586 Mobile V1.0[2802:9017] START Download blocks: 16 to 17
2015-08-27 00:55:50.587 Mobile V1.0[2802:9017] START Download blocks: 16 to 17
2015-08-27 00:55:50.588 Mobile V1.0[2802:9017] START Download blocks: 16 to 17
2015-08-27 00:55:50.589 Mobile V1.0[2802:9017] START Download blocks: 16 to 17
2015-08-27 00:55:50.590 Mobile V1.0[2802:9017] START Download blocks: 16 to 17
2015-08-27 00:55:50.591 Mobile V1.0[2802:9017] START Download blocks: 16 to 17
2015-08-27 00:55:50.592 Mobile V1.0[2802:9017] START Download blocks: 16 to 17
2015-08-27 00:55:50.604 Mobile V1.0[2802:9017] START Download blocks: 16 to 17
2015-08-27 00:55:50.605 Mobile V1.0[2802:9017] START Download blocks: 16 to 17
2015-08-27 00:55:50.607 Mobile V1.0[2802:9017] START Download blocks: 16 to 17
2015-08-27 00:55:50.608 Mobile V1.0[2802:9017] START Download blocks: 16 to 17
2015-08-27 00:55:50.611 Mobile V1.0[2802:9017] START Download blocks: 0 to 1
2015-08-27 00:55:50.612 Mobile V1.0[2802:9017] START Download blocks: 10 to 11
2015-08-27 00:55:50.614 Mobile V1.0[2802:9017] Starting synchronous request to
xxx.pdf with byte range: 81920-90112
2015-08-27 00:55:50.797 Mobile V1.0[2802:9017] START Download blocks: 0 to 1
2015-08-27 00:55:50.798 Mobile V1.0[2802:9017] START Download blocks: 0 to 1
2015-08-27 00:55:50.799 Mobile V1.0[2802:9017] START Download blocks: 0 to 1
2015-08-27 00:55:50.801 Mobile V1.0[2802:9017] START Download blocks: 0 to 1
2015-08-27 00:55:50.801 Mobile V1.0[2802:9017] START Download blocks: 0 to 1
2015-08-27 00:55:50.802 Mobile V1.0[2802:9017] START Download blocks: 15 to 16
2015-08-27 00:55:50.804 Mobile V1.0[2802:9017] START Download blocks: 0 to 1
2015-08-27 00:55:50.804 Mobile V1.0[2802:9017] START Download blocks: 0 to 1
2015-08-27 00:55:50.806 Mobile V1.0[2802:9017] START Download blocks: 10 to 11
2015-08-27 00:55:50.806 Mobile V1.0[2802:9017] START Download blocks: 10 to 12
2015-08-27 00:55:50.808 Mobile V1.0[2802:9017] Starting synchronous request to
xxx.pdf with byte range: 90112-98304
2015-08-27 00:55:50.991 Mobile V1.0[2802:9017] START Download blocks: 11 to 12
2015-08-27 00:55:50.992 Mobile V1.0[2802:9017] START Download blocks: 11 to 12
2015-08-27 00:55:50.993 Mobile V1.0[2802:9017] START Download blocks: 11 to 12
2015-08-27 00:55:50.994 Mobile V1.0[2802:9017] START Download blocks: 11 to 13
2015-08-27 00:55:50.995 Mobile V1.0[2802:9017] Starting synchronous request to
xxx.pdf with byte range: 98304-106496
2015-08-27 00:55:51.178 Mobile V1.0[2802:9017] START Download blocks: 12 to 13
2015-08-27 00:55:51.179 Mobile V1.0[2802:9017] START Download blocks: 12 to 13
2015-08-27 00:55:51.182 Mobile V1.0[2802:9017] START Download blocks: 12 to 13
2015-08-27 00:55:51.183 Mobile V1.0[2802:9017] START Download blocks: 12 to 14
2015-08-27 00:55:51.184 Mobile V1.0[2802:9017] Starting synchronous request to
xxx.pdf with byte range: 106496-114688
2015-08-27 00:55:51.386 Mobile V1.0[2802:9017] START Download blocks: 13 to 14
2015-08-27 00:55:51.387 Mobile V1.0[2802:9017] START Download blocks: 13 to 14
2015-08-27 00:55:51.387 Mobile V1.0[2802:9017] START Download blocks: 13 to 14
2015-08-27 00:55:51.388 Mobile V1.0[2802:9017] START Download blocks: 13 to 15
2015-08-27 00:55:51.389 Mobile V1.0[2802:9017] START Download blocks: 14 to 15
2015-08-27 00:55:51.391 Mobile V1.0[2802:9017] START Download blocks: 14 to 15
2015-08-27 00:55:51.392 Mobile V1.0[2802:9017] START Download blocks: 14 to 15
2015-08-27 00:55:51.393 Mobile V1.0[2802:9017] START Download blocks: 14 to 16
2015-08-27 00:55:51.394 Mobile V1.0[2802:9017] START Download blocks: 15 to 16
2015-08-27 00:55:51.395 Mobile V1.0[2802:9017] START Download blocks: 15 to 16
2015-08-27 00:55:51.395 Mobile V1.0[2802:9017] START Download blocks: 15 to 16
2015-08-27 00:55:51.397 Mobile V1.0[2802:9017] START Download blocks: 10 to 11
2015-08-27 00:55:51.399 Mobile V1.0[2802:9017] START Download blocks: 10 to 12
2015-08-27 00:55:51.400 Mobile V1.0[2802:9017] START Download blocks: 11 to 12
2015-08-27 00:55:51.401 Mobile V1.0[2802:9017] START Download blocks: 11 to 12
2015-08-27 00:55:51.402 Mobile V1.0[2802:9017] START Download blocks: 11 to 12
2015-08-27 00:55:51.403 Mobile V1.0[2802:9017] START Download blocks: 11 to 13
2015-08-27 00:55:51.404 Mobile V1.0[2802:9017] START Download blocks: 12 to 13
2015-08-27 00:55:51.405 Mobile V1.0[2802:9017] START Download blocks: 12 to 13
2015-08-27 00:55:51.406 Mobile V1.0[2802:9017] START Download blocks: 12 to 13
2015-08-27 00:55:51.407 Mobile V1.0[2802:9017] START Download blocks: 12 to 14
2015-08-27 00:55:51.408 Mobile V1.0[2802:9017] START Download blocks: 13 to 14
2015-08-27 00:55:51.409 Mobile V1.0[2802:9017] START Download blocks: 13 to 14
2015-08-27 00:55:51.410 Mobile V1.0[2802:9017] START Download blocks: 13 to 14
2015-08-27 00:55:51.411 Mobile V1.0[2802:9017] START Download blocks: 13 to 15
2015-08-27 00:55:51.412 Mobile V1.0[2802:9017] START Download blocks: 14 to 15
2015-08-27 00:55:51.413 Mobile V1.0[2802:9017] START Download blocks: 14 to 15
2015-08-27 00:55:51.415 Mobile V1.0[2802:9017] START Download blocks: 14 to 15
2015-08-27 00:55:51.416 Mobile V1.0[2802:9017] START Download blocks: 14 to 16
2015-08-27 00:55:51.417 Mobile V1.0[2802:9017] START Download blocks: 15 to 16
2015-08-27 00:55:51.418 Mobile V1.0[2802:9017] START Download blocks: 15 to 16
2015-08-27 00:55:51.419 Mobile V1.0[2802:9017] START Download blocks: 15 to 16
2015-08-27 00:55:51.421 Mobile V1.0[2802:9017] START Download blocks: 0 to 1
2015-08-27 00:55:51.421 Mobile V1.0[2802:9017] START Download blocks: 0 to 1
2015-08-27 00:55:51.424 Mobile V1.0[2802:9017] PDFView rect :0.000000 64.000000 1024.000000 704.000000
2015-08-27 00:55:51.426 Mobile V1.0[2802:9017] START Download blocks: 0 to 1
///look at here
2015-08-27 00:55:58.709 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 1
2015-08-27 00:55:58.710 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 1
2015-08-27 00:55:58.711 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 1
2015-08-27 00:55:58.711 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 1
2015-08-27 00:55:58.712 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 1
2015-08-27 00:55:58.713 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 1
2015-08-27 00:55:58.714 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 1
2015-08-27 00:55:58.716 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 1
2015-08-27 00:55:58.717 Mobile V1.0[2802:9c9b] START Download blocks: 15 to 16
2015-08-27 00:55:58.719 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 1
2015-08-27 00:55:58.720 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 1
2015-08-27 00:55:58.720 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 11
2015-08-27 00:55:58.721 Mobile V1.0[2802:9c9b] Starting synchronous request to
xxx.pdf with byte range: 8192-81920
2015-08-27 00:55:59.070 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 1
2015-08-27 00:55:59.074 Mobile V1.0[2802:9c9b] START Download blocks: 15 to 16
2015-08-27 00:55:59.074 Mobile V1.0[2802:9c9b] START Download blocks: 15 to 16
2015-08-27 00:55:59.075 Mobile V1.0[2802:9c9b] START Download blocks: 15 to 16
2015-08-27 00:55:59.076 Mobile V1.0[2802:9c9b] START Download blocks: 15 to 16
2015-08-27 00:55:59.076 Mobile V1.0[2802:9c9b] START Download blocks: 15 to 16
2015-08-27 00:55:59.077 Mobile V1.0[2802:9c9b] START Download blocks: 15 to 16
2015-08-27 00:55:59.078 Mobile V1.0[2802:9c9b] START Download blocks: 15 to 16
2015-08-27 00:55:59.079 Mobile V1.0[2802:9c9b] START Download blocks: 15 to 16
2015-08-27 00:55:59.080 Mobile V1.0[2802:9c9b] START Download blocks: 15 to 16
2015-08-27 00:55:59.081 Mobile V1.0[2802:9c9b] START Download blocks: 15 to 16
2015-08-27 00:55:59.082 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 1
2015-08-27 00:55:59.082 Mobile V1.0[2802:9c9b] START Download blocks: 0 to 1
2015-08-27 00:55:59.084 Mobile V1.0[2802:9c9b] START Download blocks: 15 to 17
2015-08-27 00:55:59.090 Mobile V1.0[2802:9c9b] START Download blocks: 15 to 16