Sreadahead has been discontinued. Similar apps include e4rat, which is free and open source. Other options are ureadahead. Between them they cover Linux.
e4rat ("Ext4 - Reducing Access Times") is a toolset to accelerate the boot process as well as application startups. Through physical file realloction e4rat eliminates both seek times and rotational delays. This leads to a high disk transfer rate.
über-readahead is used during boot to read files in advance of when they are needed such that they are already in the page cache, improving boot performance. Its data files are regenerated on the first boot after install, and either monthly thereafter or when packages with...
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