A computer running Chkdsk during startup is probably not causing harm, but it could still be cause for alarm. This command-line utility also called Check Disk checks for and fixes file system issues ...

There are a variety of maintenance routines that people can run in OS X, including the disk verification and permissions repair that come with the system, along with scripts such as cache cleaners ...

CHKDSK is a command-line utility that lets you find the bad sectors on a volume and verify the integrity of system files stored on the drive. It is used regularly by many Windows users to get the ...