Web clients
PSNC DCW
DNS RR
Cloud control
Safespring sto1
www.mcdemo.saft.in: 0 A records
Web clients
PSNC DCW
DNS RR
Cloud control
Safespring sto1
wwwmcdemo.saft.in: 0 A records
Only Safespring module enabled
with count = 1 (default)
DNS not enabled
I
Web clients
PSNC DCW
DNS RR
Cloud control
Safespring sto1
www.mcdemo.saft.in: 0 A records
I
I
Safespring and PSNC module enabled
with count = 1 (default)
DNS not enabled
Web clients
PSNC DCW
DNS RR
Cloud control
Safespring sto1
www.mcdemo.saft.in: 2 A records
I
I
Safespring and PSNC module enabled
with count = 1 (default)
DNS enabled
Web clients
PSNC DCW
DNS RR
Cloud control
I
I
I
I
I
Safespring sto1
www.mcdemo.saft.in: 5 A records
Safespring count = 3
PSNC count = 2
Demo stops here, however...
Web clients
PSNC DCW
DNS RR
Cloud control
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Safespring sto1
... we can scale up even more just by
increasing counts or down by decreasing
counts
Request time
sensor
Web clients
PSNC DCW
DNS RR
Cloud control
Scaling signals
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Safespring sto1
Now what about a feedback loop too :-)
DNS service can have health checks
..... (consul for instance)
Endless opportunity.....
with open standard tools and APIs
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