Hello

Someone has posted the following on the kbmMW forums regarding the
speed of Synapse TCP/IP comms in comparison to Indy.  I'm surprised at
the difference in speed so I though I'd ask your opinion.

Is this typical?

Thanks

David


>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
I've been doing some performance test on a ISAPI vs standalone exe to return
queries from a database and was surprised at the *slowness* of Synapse
compared to Indy. My tests consisted of continually doing an INSERT of one
record and recording the time taken to execute this (measured at the client)
and then selecting this record using a Select query The time taken for the
INSERT is shown as Write time and the time taken for the SELECT is shown as
Read time (the pass indicates the record matched a kind of crc check!). This
was a quick test but I think it does show not to take the claims of one
client being faster than another as gospel:

ISAPI:
1  Write time: 460ms
1  Read time (pass): 421ms
2  Write time: 391ms
2  Read time (pass): 420ms
3  Write time: 431ms
3  Read time (pass): 420ms
4  Write time: 381ms
4  Read time (pass): 421ms
5  Write time: 400ms
5  Read time (pass): 421ms
test complete

INDY
1  Write time: 281ms
1  Read time (pass): 40ms
2  Write time: 150ms
2  Read time (pass): 40ms
3  Write time: 110ms
3  Read time (pass): 40ms
4  Write time: 131ms
4  Read time (pass): 40ms
5  Write time: 150ms
5  Read time (pass): 40ms

Synapse
1  Write time: 861ms
1  Read time (pass): 1002ms
2  Write time: 801ms
2  Read time (pass): 1001ms
3  Write time: 802ms
3  Read time (pass): 1011ms
4  Write time: 801ms
4  Read time (pass): 1002ms
5  Write time: 801ms
5  Read time (pass): 1001ms

I'm on the same local IP subnet as the server and the only difference was
changing the transport. Any comments, suggestions???


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