Date: Sat, 9 Jan 2021 01:29:39 GMT From: Guangyuan Yang <ygy@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: 91006937a3b9 - stable/12 - dump(8): clarify the recommended use of cache and snapshots Message-ID: <202101090129.1091TdoF087943@gitrepo.freebsd.org>
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The branch stable/12 has been updated by ygy (doc committer): URL: https://cgit.FreeBSD.org/src/commit/?id=91006937a3b9535476a9291dbc816ccb2883ccde commit 91006937a3b9535476a9291dbc816ccb2883ccde Author: Guangyuan Yang <ygy@FreeBSD.org> AuthorDate: 2020-12-28 21:54:36 +0000 Commit: Guangyuan Yang <ygy@FreeBSD.org> CommitDate: 2021-01-09 01:29:12 +0000 dump(8): clarify the recommended use of cache and snapshots PR: 131626 Submitted by: Andrew Hamilton-Wright <andrew@qemg.org> Reviewed by: bcr Differential Revision: https://reviews.freebsd.org/D27775 (cherry picked from commit 70a2e109bd486f97e6fa5f969be9d90e404de016) --- sbin/dump/dump.8 | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/sbin/dump/dump.8 b/sbin/dump/dump.8 index 56aea04551f8..80e8eae21d19 100644 --- a/sbin/dump/dump.8 +++ b/sbin/dump/dump.8 @@ -29,7 +29,7 @@ .\" @(#)dump.8 8.3 (Berkeley) 5/1/95 .\" $FreeBSD$ .\" -.Dd June 13, 2019 +.Dd December 28, 2020 .Dt DUMP 8 .Os .Sh NAME @@ -134,9 +134,11 @@ Specify the cache size in megabytes. This will greatly improve performance at the cost of .Nm -possibly not noticing changes in the file system between passes. -It is -recommended that you always use this option when dumping a snapshot. +possibly not noticing changes in the file system between passes +unless a snapshot is being used. +The potential for performance improvement indicates that +use of this option together with snapshots is the recommended +course of action. Beware that .Nm forks, and the actual memory use may be larger than the specified cache
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