From owner-svn-src-all@freebsd.org Tue May 21 21:26:19 2019 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 9CFDB158FE87; Tue, 21 May 2019 21:26:19 +0000 (UTC) (envelope-from allanjude@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 3F9228193A; Tue, 21 May 2019 21:26:19 +0000 (UTC) (envelope-from allanjude@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 F22F8B70A; Tue, 21 May 2019 21:26:18 +0000 (UTC) (envelope-from allanjude@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x4LLQIiM042132; Tue, 21 May 2019 21:26:18 GMT (envelope-from allanjude@FreeBSD.org) Received: (from allanjude@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x4LLQIDO042131; Tue, 21 May 2019 21:26:18 GMT (envelope-from allanjude@FreeBSD.org) Message-Id: <201905212126.x4LLQIDO042131@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: allanjude set sender to allanjude@FreeBSD.org using -f From: Allan Jude Date: Tue, 21 May 2019 21:26:18 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r348068 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs X-SVN-Group: head X-SVN-Commit-Author: allanjude X-SVN-Commit-Paths: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs X-SVN-Commit-Revision: 348068 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 3F9228193A X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.96 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.96)[-0.960,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-1.000,0] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 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, 21 May 2019 21:26:19 -0000 Author: allanjude Date: Tue May 21 21:26:18 2019 New Revision: 348068 URL: https://svnweb.freebsd.org/changeset/base/348068 Log: ZFS: Make deadman tunables no longer read-only This allows the user to enable, disable, and adjust the I/O deadman at runtime. This can be especially useful when a pool is backed by remote storage (such as iscsi, ggated, etc). PR: 221906 Submitted by: Fabian Keil Obtained from: ElectroBSD MFC after: 1 week Sponsored by: Klara Systems Event: Waterloo Hackathon 2019 Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c ============================================================================== --- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c Tue May 21 21:26:14 2019 (r348067) +++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa_misc.c Tue May 21 21:26:18 2019 (r348068) @@ -363,13 +363,13 @@ SYSCTL_PROC(_vfs_zfs, OID_AUTO, debugflags, CTLTYPE_UINT | CTLFLAG_MPSAFE | CTLFLAG_RWTUN, 0, sizeof(int), sysctl_vfs_zfs_debug_flags, "IU", "Debug flags for ZFS testing."); -SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, deadman_synctime_ms, CTLFLAG_RDTUN, +SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, deadman_synctime_ms, CTLFLAG_RWTUN, &zfs_deadman_synctime_ms, 0, "Stalled ZFS I/O expiration time in milliseconds"); -SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, deadman_checktime_ms, CTLFLAG_RDTUN, +SYSCTL_UQUAD(_vfs_zfs, OID_AUTO, deadman_checktime_ms, CTLFLAG_RwTUN, &zfs_deadman_checktime_ms, 0, "Period of checks for stalled ZFS I/O in milliseconds"); -SYSCTL_INT(_vfs_zfs, OID_AUTO, deadman_enabled, CTLFLAG_RDTUN, +SYSCTL_INT(_vfs_zfs, OID_AUTO, deadman_enabled, CTLFLAG_RWTUN, &zfs_deadman_enabled, 0, "Kernel panic on stalled ZFS I/O"); SYSCTL_INT(_vfs_zfs, OID_AUTO, spa_asize_inflation, CTLFLAG_RWTUN, &spa_asize_inflation, 0, "Worst case inflation factor for single sector writes");