Re: First use of /sbin in Unix?

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#623841

From: Scott Lurndal
Date: Wed, 06 Jun 2018 17:51

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Grant Taylor <gta...@tnetconsulting.net> writes:
>On 06/06/2018 10:11 AM, Scott Lurndal wrote:
>> That's why /sbin existed, to hold executables like sh and mount that 
>> were required to add /usr to the filesystem tree.
>
>ACK
>
>Thank you for the information.
>
>I've not experienced much of this history mostly being exposed to Linux 
>or AIX / Solaris / HP-UX in the last 10 years.
>
>> From the svr4.2es/mp base pkginfo file:
>
>I assume that's Sys V Release 4.2 (ES)?

 Yes, System V Release 4.2 (ES/MP)

ES stood for 'enhanced security' (orange book B level) and MP stood
for Multiprocessor (scaled to high processor counts).  Introduced
light-weight processes and threads to the user-level API.  A pretty
significant rewrite of SVR4 to add fine-grained locking.

Later known as Unixware 2.0.

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