Load of sqlplus Exe too slow on DB Server

From: vivek sharma (vivek_sharma_1@hotmail.com)
Date: Mon Apr 08 2002 - 07:32:18 EDT


SF6800 (24 CPUs , 48 GB RAM) DUMMY TEST Machine was used to Carry out the
Following Test Exercise :-

Step 1 - Simulated a Load of 500 Users Continuously Running Some Set of SQL
Scripts , the sqlplus Connect Time to Reach SQL> Prompt was About 1.1
Seconds with mincache Veritas mount parameter Existing for the Varitas
(VXFS) $ORACLE_HOME Partition

Step 2 - With the mincache mount parameter Removed from the Veritas (VXFS)
$ORACLE_HOME Partition & also with $ORACLE_HOME in a UFS (Unix file System)
sqlplus Connect Time to Reach SQL> Prompt fell to 0.30 Seconds for BOTH
Cases under the Same Load of 500 users

Step 3 - Installed Oracle in a UFS File system on the LIVE Server (E6500
machine) & sqlplus Connect Time to Reach SQL> Prompt Continues to be About
0.30 Seconds under Full Load of 1200 User's process Connections .

THANKS INDEED ALL

>From: "Karl Vogel" <vogelke@dnaco.net>
>To: vivek_sharma_1@hotmail.com
>Subject: Re: Exe Loading too slow on DB Server - RE-SENDING
>Date: 5 Apr 2002 13:10:33 -0500
>
> >> On Thu, 04 Apr 2002 08:29:48 ,
> >> "vivek sharma" <vivek_sharma_1@hotmail.com> said:
>
>V> When Issuing "sqlplus" Directly from DB Server Following message appears
>V> Immediately SQL*Plus: Release 8.1.7.0.0 - Production on Thu Apr 4
>V> 12:17:09 2002 (c) Copyright 2000 Oracle Corporation. All rights
>V> reserved. Enter password:" On Giving the Password it NOW takes 30
>V> seconds to Reach SQL Prompt .
>
> As root, start "snoop" to look at the network traffic. Then, have
> another user issue "sqlplus" command and see what this thing is waiting
> for.
>
>--
>Karl Vogel ASC/YCOA, Wright-Patterson AFB, OH 45433
>vogelke@dnaco.net http://www.dnaco.net/~vogelke
>
>What has four legs and an arm? A happy pit bull. --Ken Applin

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