Depends on various factors like number of users, number of tasks like size of MR jobs etc.. 32K-64K is a safe bet. 128K is a bad number, but shouldn't harm.
On Dec 17, 2013, at 9:10 AM, Viswanathan J <[email protected]> wrote: > Hi, > > What value(ulimit) will be fair enough for jobtracker node. If it's too high > will that cause thread block or any issue in jobtracker. > > Please help. >
