HOWTO Manually set NIC speed on Sun Solaris

This article was first written in July 2004 for the BeezNest technical
website (
Here is how to set manually speed and duplex parameters on network interfaces in Sun Solaris. Adding the following code (comment lines start with '*') to you /etc/system file and rebooting will put your hme type interfaces to 10 Mbits/s Half-Duplex: * * set hme driver modes * *set hme:hme_adv_100T4_cap = 0 *set hme:hme_adv_100fdx_cap = 1 *set hme:hme_adv_100hdx_cap = 0 *set hme:hme_adv_10fdx_cap = 0 set hme:hme_adv_10hdx_cap = 1 set hme:hme_adv_autoneg_cap = 0

Running PostgreSQL on Solaris 8

This article was first written in February 2004 for
the BeezNest technical website (
The default values for Shared Memory in Sun's Solaris (starting from 2.6, at least) are set too low to run. Here is how to change it (see also PostgreSQL's Admin Guide, Managing Kernel Ressources): The relevant settings can be changed in /etc/system, for example: set shmsys:shminfo_shmmax=0x2000000 set shmsys:shminfo_shmmin=1 set shmsys:shminfo_shmmni=256 set shmsys:shminfo_shmseg=256 set semsys:seminfo_semmap=256 set semsys:seminfo_semmni=512