[master] 272fc95 give some advise on adjusting vsl_buffer

[Nils Goroll]

commit 272fc9578abab4a0eab0e82240e24b6bbd1bc3a6
Author: Nils Goroll <nils.goroll at uplex.de>
Date:   Wed Feb 1 16:49:45 2017 +0100

    give some advise on adjusting vsl_buffer
    
    I'd really like to come back to https://lists.gt.net/varnish/dev/39240 somewhen.
    
    We should not leave the workspace sizing calculations to the admin based on
    incomplete information. The admin should only need to set the "space available
    to VCL".

diff --git a/include/tbl/params.h b/include/tbl/params.h
index a1d52db..71552ee 100644
--- a/include/tbl/params.h
+++ b/include/tbl/params.h
@@ -1466,6 +1466,8 @@ PARAM(
 	/* s-text */
 	"Bytes of (req-/backend-)workspace dedicated to buffering VSL "
 	"records.\n"
+	"When this parameter is adjusted, most likely workspace_client "
+	"and workspace_backend will have to be adjusted by the same amount.\n\n"
 	"Setting this too high costs memory, setting it too low will cause "
 	"more VSL flushes and likely increase lock-contention on the VSL "
 	"mutex.\n\n"