From owner-svn-src-all@freebsd.org Tue Mar 13 01:19:08 2018 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 1EB0AA7EEFB; Tue, 13 Mar 2018 01:19:08 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id C42FB7E2A1; Tue, 13 Mar 2018 01:19:07 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id BEEEF133E8; Tue, 13 Mar 2018 01:19:07 +0000 (UTC) (envelope-from mav@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w2D1J7QV048778; Tue, 13 Mar 2018 01:19:07 GMT (envelope-from mav@FreeBSD.org) Received: (from mav@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w2D1J7sn048777; Tue, 13 Mar 2018 01:19:07 GMT (envelope-from mav@FreeBSD.org) Message-Id: <201803130119.w2D1J7sn048777@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: mav set sender to mav@FreeBSD.org using -f From: Alexander Motin Date: Tue, 13 Mar 2018 01:19:07 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r330824 - stable/11/sys/cddl/contrib/opensolaris/uts/common/fs/zfs X-SVN-Group: stable-11 X-SVN-Commit-Author: mav X-SVN-Commit-Paths: stable/11/sys/cddl/contrib/opensolaris/uts/common/fs/zfs X-SVN-Commit-Revision: 330824 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 13 Mar 2018 01:19:08 -0000 Author: mav Date: Tue Mar 13 01:19:07 2018 New Revision: 330824 URL: https://svnweb.freebsd.org/changeset/base/330824 Log: MFC r330048: Add sysctls/tunables for dbuf cache size. Modified: stable/11/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c ============================================================================== --- stable/11/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c Tue Mar 13 00:40:05 2018 (r330823) +++ stable/11/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c Tue Mar 13 01:19:07 2018 (r330824) @@ -133,6 +133,16 @@ int dbuf_cache_max_shift = 5; uint_t dbuf_cache_hiwater_pct = 10; uint_t dbuf_cache_lowater_pct = 10; +SYSCTL_DECL(_vfs_zfs); +SYSCTL_QUAD(_vfs_zfs, OID_AUTO, dbuf_cache_max_bytes, CTLFLAG_RWTUN, + &dbuf_cache_max_bytes, 0, "dbuf cache size in bytes"); +SYSCTL_INT(_vfs_zfs, OID_AUTO, dbuf_cache_max_shift, CTLFLAG_RDTUN, + &dbuf_cache_max_shift, 0, "dbuf size as log2 fraction of ARC"); +SYSCTL_UINT(_vfs_zfs, OID_AUTO, dbuf_cache_hiwater_pct, CTLFLAG_RWTUN, + &dbuf_cache_hiwater_pct, 0, "max percents above the dbuf cache size"); +SYSCTL_UINT(_vfs_zfs, OID_AUTO, dbuf_cache_lowater_pct, CTLFLAG_RWTUN, + &dbuf_cache_lowater_pct, 0, "max percents below the dbuf cache size"); + /* ARGSUSED */ static int dbuf_cons(void *vdb, void *unused, int kmflag)