如果MicroSD檔案太多，Tracker Daemon將會一直佔著CPU，目前解法只能Rename Tracker Process
步驟如下：
$ cd /usr/libexec/ $ sudo mv tracker-extract __tracker-extract $ sudo mv tracker-miner-fs __tracker-miner-fs $ sudo mv tracker-store __tracker-store $ sudo mv tracker-writeback __tracker-writeback