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List:       postfix-users
Subject:    Re: 452 4.3.1 Insufficient system storage
From:       Matus UHLAR - fantomas <uhlar () fantomas ! sk>
Date:       2020-05-29 15:49:10
Message-ID: 20200529154910.GB24575 () fantomas ! sk
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On 29.05.20 15:42, Gabriele Bulfon wrote:
> This in mail.log:
> May 28 20:09:45 cloudserver postfix/smtpd[21079]: [ID 197553 mail.info] connect \
>                 from sender-host[*.*.*.*]
> May 28 20:09:45 cloudserver postfix/smtpd[21079]: [ID 197553 mail.info] Anonymous \
> TLS connection established from sender-host[*.*.*.*]: TLSv1.2 with cipher \
>                 ECDHE-RSA-AES256-SHA384 (256/256 bits)
> May 28 20:09:45 cloudserver postfix/smtpd[21079]: [ID 197553 mail.info] NOQUEUE: \
> reject: MAIL from sender-host[*.*.*.*]: 452 4.3.1 Insufficient system storage; \
>                 proto=ESMTP helo=
> May 28 20:09:45 cloudserver postfix/smtpd[21079]: [ID 947731 mail.warning] warning: \
> not enough free space in mail queue: 38384640 bytes 
> This last warning looks quite uncomprehensible, message size limit is 
> 50000000, and sure 38384640 is less than 1.5*msl, so what's the problem?

_that_ is apparently the problem.

you have 38384640 B (~38MB) of free space in queue, but message maximum size
is 50MB, so you don't have enough of free space for maximum message size,
not even for 1.5*maximum required by default:

http://www.postfix.org/postconf.5.html#queue_minfree


-- 
Matus UHLAR - fantomas, uhlar@fantomas.sk ; http://www.fantomas.sk/
Warning: I wish NOT to receive e-mail advertising to this address.
Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu.
The 3 biggets disasters: Hiroshima 45, Tschernobyl 86, Windows 95


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