From 64a73fe3b76b00dee788d4fbc7058a41144753e0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Motiejus=20Jak=C5=A1tys?= <motiejus@jakstys.lt>
Date: Thu, 25 Jan 2024 14:57:30 +0200
Subject: [PATCH] zfsborg: change compression and chunker params

works better for sqlite3 DBs.

https://github.com/borgbackup/borg/issues/5877#issuecomment-1844793346
---
 modules/base/zfsborg/default.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/modules/base/zfsborg/default.nix b/modules/base/zfsborg/default.nix
index 4e51813..6c96e74 100644
--- a/modules/base/zfsborg/default.nix
+++ b/modules/base/zfsborg/default.nix
@@ -75,7 +75,8 @@ in {
                     passCommand = "cat ${config.mj.base.zfsborg.passwordPath}";
                   };
                   extraArgs = "--remote-path=borg1";
-                  compression = "auto,lzma";
+                  compression = "auto,zstd,10";
+                  extraCreateArgs = "--chunker-params buzhash,10,23,16,4095";
                   startAt = attrs.backup_at;
                   preHook = mkPreHook fs.device i;
                   prune.keep = {