Solaris 11.4 and user_reserve_hint_pct
A long time ago, I wrote about the /etc/system parameter user_reserve_hint_pct . It limits the size of the ZFS ARC cache by proxy by essentially limiting the...
Solaris
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vHBA and AIO
In Oracle Solaris 11.4 SRU30 there was an important change with LDOMS you should be aware of as you probably have to do an administrative step to get best...
Piped sandboxes
I got one question via Twitter: "What if there were a convenient way to run typical Unix commands in a sandbox? E.g. grep, awk, sed, etc. Could they work as...
Nested netgroups for fun and profit
Imagine you have several hundred systems to manage. The systems are for separate projects and each project has different teams of admins and only assigned...
Setting up LDAP for Solaris 11
Some time ago I was asked to provide a walkthrough for the configuration of LDAP in Solaris 11. It's a walkthrough on how to set up LDAP name services for...
Out of ID
Recently a customer observed on one of their systems that the first n databases started quite nicely on a system. However when they tried to start database n+1...