Re: Hangs when sending mail via SMTP

[Tassilo Horn <tassilo@member.fsf.org>]

Andreas Schwab <schwab@linux-m68k.org> writes:

>> since 2 or three days (always using the current git master), I have
>> frequent hangs when sending mail via SMTP.  In *Messages* I get the
>> usual output:
>>
>> 235 2.7.0 Authentication successful
>> 250 2.1.0 Ok
>> 250 2.1.5 Ok [4 times]
>> 354 End data with <CR><LF>.<CR><LF>
>> Sending email 
>> Sending email done
>> 250 2.0.0 Ok: queued as 28C71D244A
>> 221 2.0.0 Bye
>> Mark set
>> Sending...done
>>
>> The hang occurs while "Mark set" is shown in the echo area.  It
>> usually takes about 20-30 seconds before "Sending...done" appears and
>> the mail buffer is closed.
>>
>> What's a bit strange: when I hit C-g during the hang (possibly
>> repeatedly), I'll get the "Sending...done" immediately without
>> noticing any bad effect.  The sent mail is also copied to the group I
>> wrote from as specified by gcc-self setting.
>
> Probably the SMTP server sometimes refuses to acknowledge the QUIT
> command for some time (smtpmail waits for an answer here).

Yes, that's likely.  It seems to be a server-side issue.  Sometimes it
works immediately, sometimes it hangs.  I'll try to send some test mails
at home this evening, where I can use some other SMTP server.

Bye,
Tassilo