completely irrelevant historical note:

IIUC, ~20+ years ago, "slowlaris" was referring to Solaris being
percieved as "much slower than linux" (which was partly true, but
also related to the fact that linux had less mp support at the time)

Tests #2809

Fixes: 	#2809

Always make "* top %f TEST ${test} starting" the first message.

Tag vtest and varnishtest message with "VTEST" instead of "TEST"

The vmod name got lost in e7c04974

example before/after diff:

- new xshard_param = shard_param()
+ new xshard_param = directors.shard_param()

... after feedback from @slimhazard aka Geoff

Also quote \v as \v

... introduced with 8c113ff6

Here it seems the intention was to make sure that the access to the
parameter happens uncached, but even then it would not have helped.

Reviews appreciated.

I will most likely continue applying these changes in smaller chunks
because a) this kind of work is boring and b) in the hope that smaller
chunks will get reviewed better.

we INIT_OBJ the v1l, which includes a memset(0)

Refs c9d3b3ff

and make sure the expects in the test are scrupulusly correct.

which is half the wrk-aws it comes from.

This saves us from peeking into the VDP stack to spot ESI modules.

Ref #2792

See details in r02275.vtc for why there isn't a test case for this.

Counts the number of times we failed a response due to running out of
workspace during delivery.