MEDM User GuideApril, 2001

P. Sichta

• What is MEDM?• How to Start MEDM• How to Use MEDM• Miscellaneous

• Use slide from peer review

• EPICS System Software.

• Solaris Operating System.

• The ‘desktop’ will use CDE not OpenWindows.

The purpose of this EPICS upgrade is to establish the framework to maintain currency

with EPICS, Solaris, and other computing resources.

EPICS Hardware ArchitectureSun Workstations

(Host)

I/O Controllers

(IOC)

Field I/O CAMAC Link PLC

Field I/O Field I/O

Engineering X-terminals(Users)

NetworkFirewall

epicsrv1 epicsrv2

Physics Computing(kees, MDSplus)

Physics Computing(kees, MDSplus)

Physics network

Engineering network

PPPL network

windex windex

‘CDE’ (Common Desktop Environment)

• Replaces Sun’s outgoing OpenWindows.• The Control Panel

– Multiple Desktops.

– NSTX Subpanel.

• Icons– Desktop Action icons.– Minimized-window icons.

– ‘icon-collection’ window available, or,Center mouse button reveals entire path and display name.

• Display Lock.

• CDE can be customized.

Icon WindowTypical CDE Workspace (#1)

Typical CDE Workspace (#2)

Using EPICS

• When logging in to use EPICS, user’s should choose host epicsrv, not epicsrv1 or epicsrv2.

• Starting applications:– Double-poke a desktop Action icon.– Single-poke a Control Panel’s ‘NSTX’ sub-panel icon.– ‘Type’ in a ‘terminal’ window.

• If the x-terminal is not behaving normally:– Ctrl-Alt-Del to reboot an x-terminal.

blank slide

EPICS Display Manager ‘medm’

• Launch main display CE00 using the ‘EPICS’ icon.• Windows resizing - Cannot simply drag at corner.

– Poke right mouse botton in ‘top border’ of window to bring up window options.

– Poke ‘Size’ selection using left mouse button.

– Release buttons. Move mouse beyond current borders to stretch window.

– poke left mouse when size is correct.

• Medm Printing: Use the right mouse button anywhere in the display to bring up menu … drag and release over ‘print’.

medm, cont’d

• Related Display shortcuts:– Buttons.

– Menu - left mouse-poke, drag to selection, release.

– Original window usually lives.

• From within a medm display, use the ‘!’ Script Control menu to start other EPICS functions:– gnuPlot, and gnuPlot printing

– StripTool

– Historical Trend Viewer

– Alarm Handler

NSTX Trouble Report

• New system to electronically submit and respond to NSTX Trouble Reports (TR).

• Launch TR GUI using ‘Trouble_Report” icon. • GUI is www browser.• VERY slow Netscape startup (~ 45 seconds).

• Investigating alternate www browser.

NSTX Trouble Report (cont’d)

• Anyone can view the TR database, from anywhere at PPPL.

• Anyone can generate a TR.• Only COE can close out TR’s.• Software administered by Subir Sengupta

(ssengupta@pppl.gov).