U~IVERSITY OF ~UfF~SL~~n

C('lMPUTEq CE'JTRF

WEEKLY ~EWSLETTER

Dr. TE

'I/~I - 1 ~ I 14 ,~1I'}7~

'\LlTHOqlZi~ TIO'J ~EEX ENDED P ~~GU~T 197? DIRECTOR or THE CO~PVTER rE~TPf

1.1 PDP-Ie SYSTE~

foR I DAY

~ UES~AY

4 AUGUST SYSTEM I~ ~ULL J0B, 114~-lt55, qFSTtqT~~.

7 t-UGUST SYSTEM IN Lf.('lP, 115;, RESTARTED Pl~K SCHEDULl~G LOOP, 121~-1?t9, qFL~ADE~ ~ ()'IH T 0 ~t COPIEt LIPRARY ROUTINES FROM PU3LIC r~c~, 1?lS-1233.

B AUGUST SYSIEM ~AILURE, 0FFLI'E 15J3-1524, ~EL ~ ~D~~ :-1(""11 TOR

o ~USUS T ~E ; ~O~lTOR LtA~FD SYS :E ~ FAILURE, r.F'F'Ll'lE 1?55- 131<) , Pf::S T!\P1ED

FAILURE, nF'?L 1 'lE 1~24-135C, r:=:SjARTED CL!:i:'lRAL TELETYPE INACCESSIBLE , SYSTEM C: ,. :\;~ R[D OF , USERS, FI XED PAR I TY ERRORS ON r SCQUNTING FILES, OFFLINE l40~-151~ S':- ~; ir=r" FA I LURE, 1 ~3~ t RELC'ADF.!" "'(I~I! T('IR, ~;EL::n::~ RAn RFCORns rRnT"! M~~r"'!"!TJ'l'"j J:"TLE C;~; T i A PH N GPO R I TY rFr~Op.S t ~y~ ,po ""lL P 'F

1 ~ i~ : i ,'} U S T I ~: C ~J!"': PAT 1 R I LIT Y 3 E T I.J? F ~ ! \.: ('! :'. r r n 1.' ': T ! "! S FI L C:: , c en L 1) ~ r T R =: C (OW ~ I L F T II ~ ", :' E T 6 L L ACCClU \.IT PH; F'IL?S EAC'\.( T('I T!~~S~ ,ty ~ PI-:~ I ST,

S ~ STEM rFFLI'E, ~93 ~ -I04~.

::: l'~{~ 'JUl E F'''R PO!? l' He O~ I 'I] G '-~E E:-: : Mt~ ! ~l ~ Pl A~' rr i' ":' r,"' -~;: ;'I ~ npERATIO~S C~3~- ~3n~.

'~'! - ! ~ I IIt!\~1 '17~

sr~l~:):.r:..F. F'O?) F',;q THe 0M p\ G !·iF Ell: !VIA PJTE N A NC'E r. '7 :,!~",-?p. ,10, ~0~? -? It, ~ npF2A~!0~~ 0?C~-~0rr, ?I~?-~~~~.

I~l ITS :=:;r:;'qSS~(l~l T0 T:{F. ~tI~TRhLIA~ tl'lIVF.RSITIES CC'r.!'HS~IC'·,! cort;' CAPIT{\~_ F"U'J~3 FGr: CO"?:JT1NG, THE u~nVFRSITY ~!rfV'l'lAT~' f A)~T;rr:'!rL CORE 5Tm~~GF ~:; T!!E ITE!'" f'~ H!fI~EST PPH'F1TY.

I' ~NTICIP~Tln~ OP SUPPORT ~ROM THE Aur, ~~~ Tn F~~u~r T~F [APLI~ST ?OSSIBLE I~STALLATIO~ SHOULD FU,rs 8Fcn~E tVhJL~~L~ F.ARLY p~ 1973, :YF. CPHRr: ~!r,~ PLACEr. r. LETTFR r~ PlTF'n r(\\? T!F' PU~CHASE n;:- :;/j'.( ":OR:'S Or E;50 '·lSEC CDRE ft1;::IViC1Y. tL F'r::c;'.; CO\IF'H. '1t,TIO'l n:1 OTYER :,·,'ISf. DF lIES PIT~NTIf'" '..JIL.L Bf ~'!~I"'1 !1'1 .3':~ SEPTEMBER, wi ARE ADV!SING CLIENTS OF TPJS J~TF~Tln~ ~n~ p~ ~PE LIXELY I~STALLATTn~ OF SIG~IFICANTLY MOlE r0RE ~~Y ~FPECT CLIENTS' FonWARD PLA~~ING.

()'IE nUTCf);W!E W0ULD fiE I ~PROVED TERMI NAL RESFC'NSE AND ~~ TCH TIJ?~J AROU~~ TI~FS. ~T THE MnME~T TH[ PDP-la IS PUN~I~S AT ITS LIMIT m,- ?4 t-CTI'JF .H'l8S FOR Tl1E flRE.:HER PART OF ITS TI~F. THE r.AI'J A;1Vf:"!T:'G~ f'lr ¥'ORE C()~E h1JLL BE TH~T ~1rRF ,,!(,PS l·jILL qFSI!::·F,: t'.l

CORE, THEREBY REnUCI~A SWAPPING OVERHEArs.

1 T '.JILL fiLS:" 8~ POSSIBl.E TO INCREASE P.{E USER·S COPE LI~lT. '1IIT IF TKIS '1FRF INrnFASED SU8STA~TIALLY+ rUE ~U~RER n~ r0~E 1E~IrF~T Jr~s '·.'r"t1Lf. r?r?~!\SF t.ND S\OIAPPINf:i 0VERHEACS \·rrliLr I~Cl\l\·; I"CRF;:-E. FOP THIS rlEA~f\'Jt SHC''JL~ TI~E ME~(l~Y BE I'I1STt1LLE::'. THt" 'II~'~!"'~JM

LIKEL~ !NCRE4~F I~ T~F U~ER·S C0RF . LIMIT WILL n~LY PF Tr ~~~.

THE cnMBIN~Tlr)N

PlPI (~AP ,DDT) ••• 1':!LL'IOT \,/0;-1( toT PRF:Snn BECALISE nF' llJE PJC nt1QECT L,..\t~I'~J SE1UF.NC~ CPF.A !F:~. USERS SHfi'JLD 0"11 T T~E MAP OPT J 0'! I ~ T~EY Al :::1! T0 Rll'J ~"I T~ rnT.

T~IS FRr~R '.·!ILL::IE CORRECTED IN DUE CarJRSF.

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