Sysctl: Difference between revisions

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For more details about individual configuration attributes, see {{Internal|Kernel Runtime Configuration|Kernel Runtime Configuration}}
For more details about individual configuration attributes, see {{Internal|Kernel Runtime Configuration|Kernel Runtime Configuration}}


=Attributes=
=Mac Only Attributes=


==hw.memsize==
====hw.memsize====


Physical memory size available on the system (in bytes).
Physical memory size available on the system (in bytes).
==kernel.pid_max==
Represents the [[Linux_Process_Management_Concepts#Maximum_Number_of_Processes_Allowed_on_the_System|maximum number of processes allowed on the system]].
==net.core.wmem_max==
12582912
==net.core.rmem_max==
2582912
==net.ipv4.tcp_rmem==
10240 87380 12582912
==net.ipv4.tcp_window_scaling==
1
==net.ipv4.tcp_timestamps==
==net.ipv4.tcp_sack==
==net.ipv4.tcp_no_metrics_save==
==net.core.netdev_max_backlog==
5000


=<tt>/etc/sysctl.conf</tt>=
=<tt>/etc/sysctl.conf</tt>=


Contains the kernel configuration. It is read by <tt>sysctl</tt>.
Contains the kernel configuration. It is read by <tt>sysctl</tt>.

Revision as of 17:44, 8 June 2017

Internal

Overview

Gets/sets the kernel state.

Displays all available and "opaque" values.

sysctl -A

For more details about individual configuration attributes, see

Kernel Runtime Configuration

Mac Only Attributes

hw.memsize

Physical memory size available on the system (in bytes).

/etc/sysctl.conf

Contains the kernel configuration. It is read by sysctl.