dspメモ
bid一台あたりの瞬間最大リクエスト(bidは全部で12台)
```
(aws)g-pc-6607:20160322bid keisuke.kagoshima$ gzcat bid.20160312_22_bid01-dsp* | awk -F'\t' 'match($0, /\ttime:[0-9]*/){print substr($0, RSTART+6, RLENGTH)}' | sort | uniq -c | sort -nr
2856 1457789017
2519 1457789024
2267 1457789013
```