diff options
Diffstat (limited to 'man/man1/smtp-source.1')
| -rw-r--r-- | man/man1/smtp-source.1 | 42 |
1 files changed, 30 insertions, 12 deletions
diff --git a/man/man1/smtp-source.1 b/man/man1/smtp-source.1 index 014ee10..238bc28 100644 --- a/man/man1/smtp-source.1 +++ b/man/man1/smtp-source.1 @@ -48,7 +48,7 @@ when the listen queue is full. Don't disconnect after sending a message; send the next message over the same connection. .IP "\fB\-f \fIfrom\fR" -Use the specified sender address (default: <foo@myhostname>). +Use the specified sender address (default: <foo@my\-hostname>). .IP "\fB\-F \fIfile\fR" Send the pre\-formatted message header and body in the specified \fIfile\fR, while prepending '.' before lines that @@ -60,31 +60,49 @@ include message headers. Speak LMTP rather than SMTP. .IP "\fB\-m \fImessage_count\fR" Send the specified number of messages (default: 1). -.IP "\fB\-M \fImyhostname\fR" +.IP "\fB\-M \fImy\-hostname\fR" Use the specified hostname or [address] in the HELO command and in the default sender and recipient addresses, instead of the machine hostname. .IP "\fB\-N\fR" -Prepend a non\-repeating sequence number to each recipient -address. This avoids the artificial 100% hit rate in the -resolve and rewrite client caches and exercises the -trivial\-rewrite daemon, better approximating Postfix -performance under real\-life work\-loads. +Generate each recipient address by appending a number (a +per\-process recipient counter) to the recipient address +localpart specified with the \fB\-t\fR option. + +Note: to use the number as an address extension, specify +an explicit address delimiter at the end of the recipient +localpart, as in "\fB\-t localpart+@domain\fR" or "\fB\-t +localpart+\fR", where "\fB+\fR" is a Postfix recipient +address delimiter. + +Benefits: +.RS +.IP \(bu +A non\-constant recipient address avoids an unrealistic 100% +cache hit rate in clients of the Postfix trivial\-rewrite +service, better approximating performance under real\-life +work\-loads. +.IP \(bu +A fixed recipient address local\-part with a non\-constant +address extension avoids the need to configure a large +number of valid recipient addresses in the receiving Postfix +server. +.RE .IP \fB\-o\fR Old mode: don't send HELO, and don't send message headers. .IP "\fB\-r \fIrecipient_count\fR" -Send the specified number of recipients per transaction (default: 1). -Recipient names are generated by prepending a number to the -recipient address. +Send the specified number of recipients per transaction +(default: 1), and generate recipient addresses as described +under the \fB\-N\fR option. .IP "\fB\-R \fIinterval\fR" -Wait for a random period of time 0 <= n <= interval between messages. +Wait a random time (0 <= n <= \fIinterval\fR) between messages. Suspending one thread does not affect other delivery threads. .IP "\fB\-s \fIsession_count\fR" Run the specified number of SMTP sessions in parallel (default: 1). .IP "\fB\-S \fIsubject\fR" Send mail with the named subject line (default: none). .IP "\fB\-t \fIto\fR" -Use the specified recipient address (default: <foo@myhostname>). +Use the specified recipient address (default: <foo@my\-hostname>). .IP "\fB\-T \fIwindowsize\fR" Override the default TCP window size. To work around broken TCP window scaling implementations, specify a |