featureCounts真的很厉害. 常见的参数(没什么好说的,毕竟是固定的): -a -o input_file1 -F -t -g -Q -T 关键是以下几个参数怎么设置: -f # Perform read counting at feature level -O # Assign reads to all their overlapping meta-features -M # Multi-mapping reads will also be counted. --primary #
mysql 优化实例之索引创建 优化前: pt-query-degist分析结果: # Query 23: 0.00 QPS, 0.00x concurrency, ID 0x78761E301CC7EE47 at byte 394687 # This item is included in the report because it matches --limit. # Scores: V/M = 3.27 # Time range: 2016-09-29T11:46:22 to 2016-1