Windows NT at DESYStatus report

HEP NT4th-8th October 1999 SLAC

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The Domain DESYNT

Single Domain spanning Hamburg and Zeuthen ~2000 registered users in 55 groups

Groups are more or less based on DESY administrative structure Group administrators are responsible for

Configuration and installation Support for the users Account maintenance Computer accounts

About 1400 active nodes ~1050 workstations online per day (900 in parallel)

Growth rate is flatting out

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Workstations Online per Day in DESYNT

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Users in DESY NT Domain

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DESYNT

The DESY WindowsNT Infrastructure

BDCWINS

DESY Zeuthen LAN

4 MBITLeased

Line

Data Replication

DFS

SQL SMS

PDC BDCWINS

DESY Hamburg LAN

Home directory Cluster

Print Cluster

Terminal Server Print Server

Application Cluster

Web Cluster

HUB

FileServer

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Clusters

Most central services are based on clusters DEC Cluster Solution

Application Homedirectory

Microsoft ClusterPrintservice

Windows load balanced ServiceWebService

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NetInstall Application Cluster

Digital WNT Cluster Digital Server 3000, 266 MHz

Dual Pentium II, 128 MB memory, 1 shared differential SCSI bus DEC RA310 RAID array 25 GByte disk space

RA310

DESYNTAPPS1

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Home Directory Cluster

Digital WNT Cluster DEC Prioris MX6200, 200 MHz Dual Pentium II, 256 MB memory, 3 shared differential SCSI bus RAID 3/5 stripeset with parity In total 265 GB HD

DESYNTFILES1 DESYNTFILES2

45GB

152GB

DESYNTCLUA DESYNTCLUB

68GB

92GB 173GB

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Print jobs are spooled over NT printserver to the central UNIX print server

Print service runs on a Microsoft Cluster now Saving the configuration

Registry keys: HKLM SOFTWARE\Microsoft\Windows NT\CurrentVersion\Ports SYSTEM\CurrentControlSet\Control\Print SYSTEM\CurrentControlSet\Services\LanmanServer\Shares

Copy drivers %SystemRoot%\system32\spool\drivers

MS Cluster for Printing

DESYNTCLUE DESYNTCLUFExternal SCSI

Harddisk

Externalterminator

Externalterminator

SCSI Bus

Standard PC’s

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The DESY WindowsNT WEB Services

Windows load balanced service (WLBS) Standard PC’s Mirrored IDE Harddisk 2 network interfaces IIS Scalable up to 32 nodes

H U B

S W I T C H

PC 1 PC 2

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Management Application support

NetInstall V4 in production since May 1998 About 50 applications in 13 software groups Migration to Version 5 Ch. Trachimow: “Application support”

Administrative tasks Web Based Domain Management WBDM H. Bartels: “NT

based WebServices & Web based domain management” Scripting Ch. Trachimow: “ A scripting host for domain

automation tasks”

Not only a replacement of the TEM – more functionality

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AntiVirusSoftware VirusScan V4.04 from Network Associates Start with an Antivirus test domain in June Scanning on access (default)

Private scan schedules are possible Management Edition

Real time software distribution system Doesn’t meet our demands Only one database Frequently disk access – Network Monitor Agent (10 sec.) API’s unknown and not documented no script support for management possible

Messages to GA’s and AV Admin when virus found First distribution via NetInstall package

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Outlook Migration to NetInstall V5 Terminal Server investigations

Configuration Scalability and Load balancing Access protocols (RDP, ICA, X)

Groupware Windows 2000

Still at the very beginning – no migration concept Small NT test domain with Beta3 RC1 IP test domain with DDNS between Hamburg and Zeuthen

(Bind8 server – waiting for tests)

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