20061005 swap report munich1 v2
TRANSCRIPT
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Enigma 2006
CLUSTER PERFORMANCE REPORT
Toc0608 (M_OSTB_2_Baldham
Thoma! Ri"n"# (No$ia
%&'0&2006
2&0
uthorit! "ame Si#nature
$2 %eter &'elmesser "oia * Christian
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Ta)l" o* Con+"n+!
1 Cluster an* Swap In+ormation.......................................................................................................,2 -ecutie Summar!....................................................................................................................../
2.1 %I Comparison....................................................................................................................../2.1.1 %S %Is.........................................................................................................................../2.1.2 CS %Is.........................................................................................................................../
2.2 Conclusion $TSRSTSR p#ra*es an* Missin# Iur...............................................................32.2.1 Conclusion $TSRSTSR p#ra*es.................................................................................32.2.2 Conclusion Missin# Iur.....................................................................................................3
, %I 4etails....................................................................................................................................7,.1.1 %re 4T %Is.....................................................................................................................7
,.1.2 %ost 4T %Is...................................................................................................................5/ %lots..............................................................................................................................................6/.1 SC 4ominance %lot...............................................................................................................11/.2 RSC% %lots...........................................................................................................................13/., c"o %lots...........................................................................................................................2,/./ ctie Set Si8e......................................................................................................................,1
ppen*i- .......................................................................................................................................... ,63 %I 4etaile* nal!sis..................................................................................................................,6
3.1 %S Calls................................................................................................................................,63.1.1 Issue 91 an* 92: ttach ailures at 22:/6:,7:220........................................................../03.1.2 Issue 9,: ttach 4elier! Time ; 10.5< sec at 21:1,:3,:600.........................................//3.1., Issue9/: ttach 4elier! Time ; 10.5< sec at 22:3/:0
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' CLUSTER AN, S-AP .NFORMAT.ON
Munich1 was the +irst cluster in re#ion SB* with 'oun*aries to operational "ortel areas an* the +irstcluster with si#ni+icant num'ers o+ site con+i#uration conersions +rom $TSR to STSR. oth theseissues proi*e* a num'er o+ challen#es to the per+ormance an* the relate* issues are *iscusse* in*etail in this report. Speci+ic issues inclu*e the e++ect o+ the missin# interen*or Iur an* a*Dacenc!plannin#. ecause o+ the restricte* num'er o+ samples an* the enironment containe* within thecluster the results shoul* not 'e seen as statisticall! representatie o+ the networ as a whole or+uture clusters. t the time o+ the swap the cluster ha* some ?ar*ware pro'lems.
P#"/Sa1 Po!+ Sa1
Cl!+"# Nam" Toc0606 / M_OSTB_2_Baldham
,#i3" da+" CS and PS4 '&5& CS and PS4 '2&5&
Nm)"# o* ,#i3"! Condc+"d ' '
Nm)"# o* Plann"d Si+"! 2 2Nm)"# o* .n+"g#a+"d Si+"! 2 2
Nm)"# o* OTSR Si+"! 2% 6
Nm)"# o* STSR Si+"! ' '5
Ta)l" '4 Cl!+"# .n*o#ma+ion
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2 E7ECUT.E SUMMAR
2&' 9P. Com1a#i!on
2.1.1 %S %Is
PS 9P.!P#" ,T
Po!+ ,T (i+hmi!!ing .#and )"*o#"
*al+ cl"a#ing ,"l+a
'&5& '2&5& A++ : A++ :
ttach ttempts 216 22, /ttach ailures 0 2 2
ttach Success Rate 100.00E 66.10E 0.60Ettach 4elier! Time F; 10 sec 21< 65.
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2&2 Concl!ion OTSR/STSR U1g#ad"! and Mi!!ing .#
2.2.1 Conclusion $TSRSTSR p#ra*es4urin# the Swap 15 "o*es were up#ra*e* +rom $TSR to STSR.
To mae the pre an* post swap 4T Results compara'le we normalise* eer! RSC% measurementsample ori#inatin# +rom a "o*e that was initiall! con+i#ure* as $TSR an* recon+i#ure* to STSRG '!compensatin# +or the 3G< * *i++erence in the "o*e con+i#uration
The ne-t plot shows the RSC% *istri'ution 'e+ore an* a+ter the swap:
Plo+ '4 RSCP ,i!+#i)+ion
The results are er! similarG this means that the R con*itions sta!e* the same i+ we *iscount 3G< *+rom up#ra*e* "o*es.
The plots in chapter /.2 are ma*e usin# the a**itional attenuation as well. oth are looin# similaran* show that the R per+ormance has 'ecome 'etter with the STSR p#ra*es.
2.2.2 Conclusion Missin# Iur
$ur 4T routes are *esi#ne* in a wa! to minimi8e the pro'lem o+ missin# Iur 'ut it is not possi'le tocompletel! eliminate these pro'lems. ?oweer it shoul* 'e remem'ere* that these e++ects are onl!present *urin# the swap phases o+ the cluster an* near'! clusters. These results clearl! in*icate the
e++ect is spora*ic an* sparsel! sprea* #eo#raphicall!.
The 4T Results show that we ha* at least 12 Issues which were pro'a'l! cause* '! the missin# Iur.
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s soon as the "o*e is swappe* which is causin# the pro'lemsG an! user impact will cease.ssumin# the pro'lem site is in an a*Dacent clusterG the swap o+ the pro'lem site shoul* normall!
happen one wee a+ter the other as our Swap clusters are *esi#ne* in a wa! to minimi8e the time'etween the swaps o+ nei#h'ourin# "o*es.
The user will e-perience the missin# Iur *i++erentl! *epen*in# on the locationG mo'ilit! an* sericeG'ut in man! cases this shoul* 'e minimal
In the centre o+ a swap cluster we hae not e-perience* a noticea'le impact.
2.2., Summar!
This %hase 2 cluster has clearl! con+irme* the results o+ other clusters that the "oia eAuipment iscapa'le o+ replacin# other en*orHs eAuipment an* pro*in# improe* per+ormance without the nee*+or si#ni+icant optimisation e++ort.
The $2 'asic networ *esi#n an* implementation is o+ hi#h Aualit! an* this proi*es a #oo*+oun*ation +or hi#h networ Aualit!. This Munich cluster has e-perience* sectorisation an* the results*emonstrate that with the care+ul plannin# un*ertaenG this process can +unction smoothl! an*e++ectiel!.
The *rie tests hae su++ere* +rom some inter+erence issues 'ut these are o+ a transitor! nature an*will 'e resole* on completion o+ the swap actiit!. This report *iscusses the +ew issues i*enti+ie* an*proi*es recommen*ations to ena'le resolution.
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; 9P. ,ETA.LS
,.1.1 %re 4T %Is
Cl!+"# Nam"4 %re 4T: Munich 1
PS 9P.! Th#"!hold Con+!Scc"!!Ra+" S+a+!
ttach ttemps 216 ttach ailures 0ttach Success Rate 63E 100.0E %SS4ttach 4elier! Time F; 10 sec 60E 21< 65.
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,.1.2 %ost 4T %Is
Cl!+"# Nam"4 %ost 4T: Munich 1
PS 9P.! Th#"!hold Con+!Scc"!!Ra+" S+a+!
ttach ttemps 22, ttach ailures 2ttach Success Rate 63E 66.1E %SS4ttach 4elier! Time F; 10 sec 60E 215 66.3E %SS4%4% Conte-t ctiation ttempts 216%4% Conte-t ctiation ailures 1%4% Conte-t ctiation Success Rate 63E 66.3E %SS4
%4% Conte-t 4elier! Time F; 5 sec 60E 217 66.3E %SS4?TT% 4ownloa* ttempts 215?TT% 4ownloa* ailures 0?TT% 4ownloa* Success Rate 6
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% PLOTS
Plo+ 24 Ma1 (Mnich'
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Plo+ ;4 Ma1 E#ding (Cl!+"# '
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%&' SC ,ominanc" Plo+
Plo+ %4 P#" ,T SC dominanc" (Mnich'
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Plo+ 4 P#" ,T SC dominanc" (E#ding
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Plo+ 84 P#" ,T Ra RSCP (Mnich
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APPEN,.7 A
9P. ,ETA.LE, ANALS.S
&' PS Call!
Cl!+"# Nam"4 %ost 4T: Munich 1
PS 9P.! Th#"!hold Con+!Scc"!!
Ra+" .!!"!
ttach ttemps 22/ ttach ailures 2 Issue 91G 92
ttach Success Rate 63E 66.1E Issue 91G 92ttach 4elier! Time F; 10 sec 60E 215 66.1E Issue 9,G 9/%4% Conte-t ctiation ttempts 220%4% Conte-t ctiation ailures 1 Issue 93%4% Conte-t ctiation Success Rate 63E 66.3E Issue 93%4% Conte-t 4elier! Time F; 5 sec 60E 215 66.3E Issue 9