openbsd-scripts/config-resources

#!/bin/ksh

# config-resources
# This program configures system processes, threads, and files.
# Copyright (c) 2024, Scott C. MacCallum (scm@sdf.org).
# All rights reserved.

# Redistribution and use of this software in source and binary forms, with or
# without modification, are permitted provided that the following conditions
# are met:

# * Redistribution's of source code must retain the above copyright notice,
#      this list of conditions and the following disclaimer.

# * Neither the name of Scott C. MacCallum nor the names of its
#      contributors may be used to endorse or promote products derived from
#      this software without specific prior written permission of Scott C.
#      MacCallum.

# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.

# Configure the maximum kernel processes
echo "kern.maxproc=4096" >> /etc/sysctl.conf
  
# Configure the maximum kernel threads
echo "kern.maxthread=4096" >> /etc/sysctl.conf

# Configure the maximum kernel files
echo "kern.maxfiles=32768" >> /etc/sysctl.conf

exit 0