Arkal, There are many services that might need to run on a host adjacent to the slave. For example, you might need a dns resolver, ntp, postfix, sshd, etc. All of these services may need disk space for logging or other uses.
On Tue, Mar 15, 2016 at 11:12 AM, Arkal Arjun Rao <aa...@ucsc.edu> wrote: > Hi All, > > I read this line in the book "Building Applications on Mesos - David > Greenberg": > > " The slave will reserve 1 GB or 50% of detected memory, whichever > is smaller, in order to run itself and other operating system services. > Likewise, it will reserve 5 GB or 50% of detected disk, whichever is > smaller. " > > I haven't been able to figure out what "operating system services" refers > to, and whether is is really necessary to block off the entire 5Gb of disk > for that purpose. Could anyone shed some light on what the disk is used > for, in better detail? > > Ideally, I'd like as much of the disk as possible for my framework. > > Thanks in advance, > Arjun > -- > Arjun Arkal Rao > > PhD Student, > Haussler Lab, > UC Santa Cruz, > USA > > aa...@ucsc.edu > > -- > Zameer Manji > > <aa...@ucsc.edu> >
