From owner-svn-src-all@FreeBSD.ORG Thu Nov 28 19:20:49 2013 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id BEE74818; Thu, 28 Nov 2013 19:20:49 +0000 (UTC) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 913B7102E; Thu, 28 Nov 2013 19:20:49 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.7/8.14.7) with ESMTP id rASJKnpV069608; Thu, 28 Nov 2013 19:20:49 GMT (envelope-from mav@svn.freebsd.org) Received: (from mav@localhost) by svn.freebsd.org (8.14.7/8.14.5/Submit) id rASJKnR2069606; Thu, 28 Nov 2013 19:20:49 GMT (envelope-from mav@svn.freebsd.org) Message-Id: <201311281920.rASJKnR2069606@svn.freebsd.org> From: Alexander Motin Date: Thu, 28 Nov 2013 19:20:49 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r258716 - head/sys/vm X-SVN-Group: head 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: 2.1.16 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: Thu, 28 Nov 2013 19:20:49 -0000 Author: mav Date: Thu Nov 28 19:20:49 2013 New Revision: 258716 URL: http://svnweb.freebsd.org/changeset/base/258716 Log: - Add bucket size column to `show uma` DDB command. - Add `show umacache` command to show alike stats for cache-only UMA zones. Modified: head/sys/vm/uma_core.c Modified: head/sys/vm/uma_core.c ============================================================================== --- head/sys/vm/uma_core.c Thu Nov 28 19:17:11 2013 (r258715) +++ head/sys/vm/uma_core.c Thu Nov 28 19:20:49 2013 (r258716) @@ -131,6 +131,10 @@ static int bucketdisable = 1; /* Linked list of all kegs in the system */ static LIST_HEAD(,uma_keg) uma_kegs = LIST_HEAD_INITIALIZER(uma_kegs); +/* Linked list of all cache-only zones in the system */ +static LIST_HEAD(,uma_zone) uma_cachezones = + LIST_HEAD_INITIALIZER(uma_cachezones); + /* This mutex protects the keg list */ static struct mtx_padalign uma_mtx; @@ -1590,6 +1594,9 @@ zone_ctor(void *mem, int size, void *uda zone->uz_release = arg->release; zone->uz_arg = arg->arg; zone->uz_lockptr = &zone->uz_lock; + mtx_lock(&uma_mtx); + LIST_INSERT_HEAD(&uma_cachezones, zone, uz_link); + mtx_unlock(&uma_mtx); goto out; } @@ -3466,8 +3473,8 @@ DB_SHOW_COMMAND(uma, db_show_uma) uma_zone_t z; int cachefree; - db_printf("%18s %8s %8s %8s %12s %8s\n", "Zone", "Size", "Used", "Free", - "Requests", "Sleeps"); + db_printf("%18s %8s %8s %8s %12s %8s %8s\n", "Zone", "Size", "Used", + "Free", "Requests", "Sleeps", "Bucket"); LIST_FOREACH(kz, &uma_kegs, uk_link) { LIST_FOREACH(z, &kz->uk_zones, uz_link) { if (kz->uk_flags & UMA_ZFLAG_INTERNAL) { @@ -3483,13 +3490,35 @@ DB_SHOW_COMMAND(uma, db_show_uma) cachefree += kz->uk_free; LIST_FOREACH(bucket, &z->uz_buckets, ub_link) cachefree += bucket->ub_cnt; - db_printf("%18s %8ju %8jd %8d %12ju %8ju\n", z->uz_name, - (uintmax_t)kz->uk_size, + db_printf("%18s %8ju %8jd %8d %12ju %8ju %8u\n", + z->uz_name, (uintmax_t)kz->uk_size, (intmax_t)(allocs - frees), cachefree, - (uintmax_t)allocs, sleeps); + (uintmax_t)allocs, sleeps, z->uz_count); if (db_pager_quit) return; } } } + +DB_SHOW_COMMAND(umacache, db_show_umacache) +{ + uint64_t allocs, frees; + uma_bucket_t bucket; + uma_zone_t z; + int cachefree; + + db_printf("%18s %8s %8s %8s %12s %8s\n", "Zone", "Size", "Used", "Free", + "Requests", "Bucket"); + LIST_FOREACH(z, &uma_cachezones, uz_link) { + uma_zone_sumstat(z, &cachefree, &allocs, &frees, NULL); + LIST_FOREACH(bucket, &z->uz_buckets, ub_link) + cachefree += bucket->ub_cnt; + db_printf("%18s %8ju %8jd %8d %12ju %8u\n", + z->uz_name, (uintmax_t)z->uz_size, + (intmax_t)(allocs - frees), cachefree, + (uintmax_t)allocs, z->uz_count); + if (db_pager_quit) + return; + } +} #endif