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Thu, 07 May 2026 14:02:17 -0700 (PDT) X-Received: by 2002:a05:6808:23d2:b0:479:eb19:6e71 with SMTP id 5614622812f47-480420dcf28mr6428413b6e.5.1778187736734; Thu, 07 May 2026 14:02:16 -0700 (PDT) Received: from [192.168.0.116] ([198.48.244.52]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-514850cb79bsm7844331cf.6.2026.05.07.14.02.15 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 07 May 2026 14:02:16 -0700 (PDT) Message-ID: <43397b17-d140-4d40-bafb-7a4de5d4da0b@redhat.com> Date: Thu, 7 May 2026 17:02:15 -0400 Precedence: bulk X-Mailing-List: linux-man@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/2] man/man5/core.5: Update compression format for systemd-coredump To: Alejandro Colomar , Patsy Griffin Cc: linux-man@vger.kernel.org References: <20260507190508.386186-1-patsy@redhat.com> <20260507190508.386186-2-patsy@redhat.com> Content-Language: en-US From: Carlos O'Donell Organization: Red Hat, LLC. In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 5/7/26 4:59 PM, Alejandro Colomar wrote: > Hi Patsy, Carlos, > > On 2026-05-07T15:05:08-0400, Patsy Griffin wrote: >> As of version 246, systemd-coredump defaults to zstd compression >> for core dumps, rather than lz4. >> >> Signed-off-by: Patsy Griffin >> --- >> man/man5/core.5 | 8 ++++++-- >> 1 file changed, 6 insertions(+), 2 deletions(-) >> >> diff --git a/man/man5/core.5 b/man/man5/core.5 >> index 4da5819b6..ee34eded3 100644 >> --- a/man/man5/core.5 >> +++ b/man/man5/core.5 >> @@ -515,9 +515,13 @@ program: >> In this case, core dumps will be placed in the location configured for >> .BR systemd\-coredump (8), >> typically as >> -.BR lz4 (1) >> -compressed files in the directory >> +.BR zstd (1) >> +compressed files >> +.\" Since Systemd 246: >> +.\" commit ef5924aa313d1892bb491c870ba3c429454dfc76 >> +in the directory >> .IR /var/lib/systemd/coredump/ . >> +Compression on or off is configurable via coredump.conf(5). > > Thanks! I've reformatted it, and moved the comment to the commit > message, where it's less noisy. > > commit XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX > Author: Patsy Griffin > Date: 2026-05-07 15:05:08 -0400 > > man/man5/core.5: Update compression format for systemd-coredump > > As of version 246, systemd-coredump defaults to zstd compression > for core dumps, rather than lz4. > > systemd.git ef5924aa (2020-05-04; "coredump: add zstandard support for coredumps") > > Signed-off-by: Patsy Griffin > Message-ID: <20260507190508.386186-2-patsy@redhat.com> > Reviewed-by: Carlos O'Donell > Message-ID: > [alx: Minor tweaks] > Signed-off-by: Alejandro Colomar > > diff --git a/man/man5/core.5 b/man/man5/core.5 > index 4da5819b..7b02bd5b 100644 > --- a/man/man5/core.5 > +++ b/man/man5/core.5 > @@ -515,9 +515,11 @@ .SS Core dumps and systemd > In this case, core dumps will be placed in the location configured for > .BR systemd\-coredump (8), > typically as > -.BR lz4 (1) > +.BR zstd (1) > compressed files in the directory > .IR /var/lib/systemd/coredump/ . > +Compression on or off is configurable via > +.BR coredump.conf (5). > One can list the core dumps that have been recorded by > .BR systemd\-coredump (8) > using > > Carlos, I've kept your Rb tag, as nothing has changed meaningfully. > Would you all mind confirming this is okay? Absolutely. LGTM. > Have a lovely night! > Alex > >> One can list the core dumps that have been recorded by >> .BR systemd\-coredump (8) >> using >> -- >> 2.51.1 >> > -- Cheers, Carlos.