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Fri, 01 May 2026 12:06:49 -0700 (PDT) X-Received: by 2002:ac8:57c9:0:b0:50f:b17d:7e53 with SMTP id d75a77b69052e-5104bf6baeamr7146021cf.47.1777662408646; Fri, 01 May 2026 12:06:48 -0700 (PDT) Received: from pfrankli-thinkpadp16vgen1.rmtusma.csb ([2601:189:4702:48e0:7c65:14b:9590:9d04]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-510408e2112sm21608521cf.5.2026.05.01.12.06.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 May 2026 12:06:48 -0700 (PDT) From: Patsy Griffin To: Alejandro Colomar Cc: linux-man@vger.kernel.org, Carlos O'Donell , Patsy Griffin Subject: [PATCH] man/man5/core.5: Update compression format for systemd-coredump Date: Fri, 1 May 2026 15:06:09 -0400 Message-ID: <20260501190609.3604026-1-patsy@redhat.com> X-Mailer: git-send-email 2.51.1 Precedence: bulk X-Mailing-List: linux-man@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/man/man5/core.5 b/man/man5/core.5 index 4da5819b6..83c49d42d 100644 --- a/man/man5/core.5 +++ b/man/man5/core.5 @@ -515,9 +515,14 @@ 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 +ending in ".zst" +.\" Since Systemd 246: +.\" commit ef5924aa313d1892bb491c870ba3c429454dfc76 +in the directory .IR /var/lib/systemd/coredump/ . +Compression on or off is configurable via coredump.conf(5). One can list the core dumps that have been recorded by .BR systemd\-coredump (8) using -- 2.51.1