chef/cookbooks/hadoop/templates/default/limits.conf.erb
# /etc/security/limits.conf
#
# Each line describes a limit for a user in the form:
#
# <domain> <type> <item> <value>
#
# Where:
# <domain> can be:
# - an user name
# - a group name, with @group syntax
# - the wildcard *, for default entry
# - the wildcard %, can be also used with %group syntax,
# for maxlogin limit
#
# <type> can have the two values:
# - "soft" for enforcing the soft limits
# - "hard" for enforcing hard limits
#
# <item> can be one of the following:
# - core - limits the core file size (KB)
# - data - max data size (KB)
# - fsize - maximum filesize (KB)
# - memlock - max locked-in-memory address space (KB)
# - nofile - max number of open files
# - rss - max resident set size (KB)
# - stack - max stack size (KB)
# - cpu - max CPU time (MIN)
# - nproc - max number of processes
# - as - address space limit
# - maxlogins - max number of logins for this user
# - maxsyslogins - max number of logins on the system
# - priority - the priority to run user process with
# - locks - max number of file locks the user can hold
# - sigpending - max number of pending signals
# - msgqueue - max memory used by POSIX message queues (bytes)
# - nice - max nice priority allowed to raise to
# - rtprio - max realtime priority
#
# <domain> <type> <item> <value>
#
# * soft core 0
# * hard rss 10000
# @student hard nproc 20
# @faculty soft nproc 20
# @faculty hard nproc 50
# ftp hard nproc 0
# @student - maxlogins 4
mapred - nofile 32768
hdfs - nofile 32768
hbase - nofile 32768
# End of file