Date: Thu, 17 Nov 2022 17:04:24 +0000 From: bugzilla-noreply@freebsd.org To: fs@FreeBSD.org Subject: [Bug 250323] OpenZFS L2ARC size shrinking over time Message-ID: <bug-250323-3630-5c6CSOtFlr@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-250323-3630@https.bugs.freebsd.org/bugzilla/> References: <bug-250323-3630@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D250323 --- Comment #3 from crwhipp@gmail.com --- I have observed this on: FreeBSD 13.1-RELEASE-p3 amd64 With a 48G L2ARC configured, after 14 days of uptime on a mostly idle home server, `zfs-stats -L` reports 18G of L2ARC: ------------------------------------------------------------------------ ZFS Subsystem Report Thu Nov 17 10:01:09 2022 ------------------------------------------------------------------------ L2 ARC Summary: (HEALTHY) Low Memory Aborts: 20 Free on Write: 25.03 k R/W Clashes: 3 Bad Checksums: 0 IO Errors: 0 L2 ARC Size: (Adaptive) 18.14 GiB Decompressed Data Size: 30.34 GiB Compression Factor: 1.67 Header Size: 0.15% 46.42 MiB L2 ARC Evicts: Lock Retries: 183 Upon Reading: 1 L2 ARC Breakdown: 13.35 m Hit Ratio: 61.47% 8.21 m Miss Ratio: 38.53% 5.14 m Feeds: 1.21 m L2 ARC Writes: Writes Sent: 100.00% 71.80 k ------------------------------------------------------------------------ Rebooting restores the L2ARC size to it's correct value. --=20 You are receiving this mail because: You are the assignee for the bug.=
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