Samba and Application Response Measurement (ARM 4.0)
Volker.Lendecke at SerNet.DE
Mon Mar 10 22:40:34 GMT 2008
On Mon, Mar 10, 2008 at 06:30:14PM -0400, David Collier-Brown wrote:
> You're starting with some fairly hard stuff. It's
> easier to find the callers of (sys_)read, for example,
> in recvfile.
> For a simple server transaction, it starts with a read
> of the socket, which gets a request from the client.
> The first write to the same socket ends the latency
> period, and the last write before a read ends the transfer.
> period. The time between the last write and the next read
> the think time of the client user of system.
> Once you've done the really coarse measurement, you can
> drill down to the detailed requests, which will begin
> with the decoding of a request packet (or and_x) and
> end with the last reply.
Well, there's always the PROFILE stuff that measures each
and every single SMB, along with the trans2 subtransactions
and so on. Why don't you build upon those?
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