From bdd62aabb4c3695dbb57155905b8bed7de56fd46 Mon Sep 17 00:00:00 2001 From: Tom Lane Date: Thu, 14 Aug 2014 16:05:52 -0400 Subject: [PATCH] Update SysV parameter configuration documentation for FreeBSD. FreeBSD hasn't made any use of kern.ipc.semmap since 1.1, and newer releases reject attempts to set it altogether; so stop recommending that it be adjusted. Per bug #11161. Back-patch to all supported branches. Before 9.3, also incorporate commit 7a42dff47, which touches the same text and for some reason was not back-patched at the time. --- doc/src/sgml/runtime.sgml | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/doc/src/sgml/runtime.sgml b/doc/src/sgml/runtime.sgml index a82563b50d2..8bfb96a50bd 100644 --- a/doc/src/sgml/runtime.sgml +++ b/doc/src/sgml/runtime.sgml @@ -745,14 +745,13 @@ psql: could not connect to server: No such file or directory # sysctl kern.ipc.shmall=32768 # sysctl kern.ipc.shmmax=134217728 -# sysctl kern.ipc.semmap=256 - To have these settings persist over reboots, modify + To make these settings persist over reboots, modify /etc/sysctl.conf. - The remaining semaphore settings are read-only as far as + These semaphore-related settings are read-only as far as sysctl is concerned, but can be set in /boot/loader.conf: @@ -761,7 +760,10 @@ kern.ipc.semmns=512 kern.ipc.semmnu=256 After modifying these values a reboot is required for the new - settings to take affect. + settings to take effect. + (Note: FreeBSD does not use SEMMAP. Older versions + would accept but ignore a setting for kern.ipc.semmap; + newer versions reject it altogether.)