From owner-svn-src-head@freebsd.org Wed Nov 8 19:55:18 2017 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id B3BD3E5ADC0; Wed, 8 Nov 2017 19:55:18 +0000 (UTC) (envelope-from markj@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 mx1.freebsd.org (Postfix) with ESMTPS id 8B86D65827; Wed, 8 Nov 2017 19:55:18 +0000 (UTC) (envelope-from markj@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id vA8JtHOY044212; Wed, 8 Nov 2017 19:55:17 GMT (envelope-from markj@FreeBSD.org) Received: (from markj@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id vA8JtHYV044211; Wed, 8 Nov 2017 19:55:17 GMT (envelope-from markj@FreeBSD.org) Message-Id: <201711081955.vA8JtHYV044211@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: markj set sender to markj@FreeBSD.org using -f From: Mark Johnston Date: Wed, 8 Nov 2017 19:55:17 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r325561 - head/sys/vm X-SVN-Group: head X-SVN-Commit-Author: markj X-SVN-Commit-Paths: head/sys/vm X-SVN-Commit-Revision: 325561 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 08 Nov 2017 19:55:18 -0000 Author: markj Date: Wed Nov 8 19:55:17 2017 New Revision: 325561 URL: https://svnweb.freebsd.org/changeset/base/325561 Log: Allow various page daemon parameters to be set from loader.conf. MFC after: 1 week Modified: head/sys/vm/vm_pageout.c Modified: head/sys/vm/vm_pageout.c ============================================================================== --- head/sys/vm/vm_pageout.c Wed Nov 8 18:02:01 2017 (r325560) +++ head/sys/vm/vm_pageout.c Wed Nov 8 19:55:17 2017 (r325561) @@ -171,44 +171,44 @@ SYSCTL_INT(_vm, OID_AUTO, panic_on_oom, "panic on out of memory instead of killing the largest process"); SYSCTL_INT(_vm, OID_AUTO, pageout_wakeup_thresh, - CTLFLAG_RW, &vm_pageout_wakeup_thresh, 0, + CTLFLAG_RWTUN, &vm_pageout_wakeup_thresh, 0, "free page threshold for waking up the pageout daemon"); SYSCTL_INT(_vm, OID_AUTO, pageout_update_period, - CTLFLAG_RW, &vm_pageout_update_period, 0, + CTLFLAG_RWTUN, &vm_pageout_update_period, 0, "Maximum active LRU update period"); -SYSCTL_INT(_vm, OID_AUTO, lowmem_period, CTLFLAG_RW, &lowmem_period, 0, +SYSCTL_INT(_vm, OID_AUTO, lowmem_period, CTLFLAG_RWTUN, &lowmem_period, 0, "Low memory callback period"); SYSCTL_INT(_vm, OID_AUTO, disable_swapspace_pageouts, - CTLFLAG_RW, &disable_swap_pageouts, 0, "Disallow swapout of dirty pages"); + CTLFLAG_RWTUN, &disable_swap_pageouts, 0, "Disallow swapout of dirty pages"); static int pageout_lock_miss; SYSCTL_INT(_vm, OID_AUTO, pageout_lock_miss, CTLFLAG_RD, &pageout_lock_miss, 0, "vget() lock misses during pageout"); SYSCTL_INT(_vm, OID_AUTO, pageout_oom_seq, - CTLFLAG_RW, &vm_pageout_oom_seq, 0, + CTLFLAG_RWTUN, &vm_pageout_oom_seq, 0, "back-to-back calls to oom detector to start OOM"); static int act_scan_laundry_weight = 3; -SYSCTL_INT(_vm, OID_AUTO, act_scan_laundry_weight, CTLFLAG_RW, +SYSCTL_INT(_vm, OID_AUTO, act_scan_laundry_weight, CTLFLAG_RWTUN, &act_scan_laundry_weight, 0, "weight given to clean vs. dirty pages in active queue scans"); static u_int vm_background_launder_target; -SYSCTL_UINT(_vm, OID_AUTO, background_launder_target, CTLFLAG_RW, +SYSCTL_UINT(_vm, OID_AUTO, background_launder_target, CTLFLAG_RWTUN, &vm_background_launder_target, 0, "background laundering target, in pages"); static u_int vm_background_launder_rate = 4096; -SYSCTL_UINT(_vm, OID_AUTO, background_launder_rate, CTLFLAG_RW, +SYSCTL_UINT(_vm, OID_AUTO, background_launder_rate, CTLFLAG_RWTUN, &vm_background_launder_rate, 0, "background laundering rate, in kilobytes per second"); static u_int vm_background_launder_max = 20 * 1024; -SYSCTL_UINT(_vm, OID_AUTO, background_launder_max, CTLFLAG_RW, +SYSCTL_UINT(_vm, OID_AUTO, background_launder_max, CTLFLAG_RWTUN, &vm_background_launder_max, 0, "background laundering cap, in kilobytes"); int vm_pageout_page_count = 32;