1.\" 2.\" CDDL HEADER START 3.\" 4.\" The contents of this file are subject to the terms of the 5.\" Common Development and Distribution License (the "License"). 6.\" You may not use this file except in compliance with the License. 7.\" 8.\" You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9.\" or http://www.opensolaris.org/os/licensing. 10.\" See the License for the specific language governing permissions 11.\" and limitations under the License. 12.\" 13.\" When distributing Covered Code, include this CDDL HEADER in each 14.\" file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15.\" If applicable, add the following below this CDDL HEADER, with the 16.\" fields enclosed by brackets "[]" replaced with your own identifying 17.\" information: Portions Copyright [yyyy] [name of copyright owner] 18.\" 19.\" CDDL HEADER END 20.\" 21.\" 22.\" Copyright (c) 2009 Sun Microsystems, Inc. All Rights Reserved. 23.\" Copyright 2011 Joshua M. Clulow <josh@sysmgr.org> 24.\" Copyright (c) 2011, 2019 by Delphix. All rights reserved. 25.\" Copyright (c) 2013 by Saso Kiselkov. All rights reserved. 26.\" Copyright (c) 2014, Joyent, Inc. All rights reserved. 27.\" Copyright (c) 2014 by Adam Stevko. All rights reserved. 28.\" Copyright (c) 2014 Integros [integros.com] 29.\" Copyright 2019 Richard Laager. All rights reserved. 30.\" Copyright 2018 Nexenta Systems, Inc. 31.\" Copyright 2019 Joyent, Inc. 32.\" 33.Dd June 30, 2019 34.Dt ZFS-DIFF 8 35.Os 36.Sh NAME 37.Nm zfs Ns Pf - Cm diff 38.Nd Display the difference between two snapshots of a given filesystem. 39.Sh SYNOPSIS 40.Nm 41.Cm diff 42.Op Fl FHt 43.Ar snapshot Ar snapshot Ns | Ns Ar filesystem 44.Sh DESCRIPTION 45.Bl -tag -width "" 46.It Xo 47.Nm 48.Cm diff 49.Op Fl FHt 50.Ar snapshot Ar snapshot Ns | Ns Ar filesystem 51.Xc 52Display the difference between a snapshot of a given filesystem and another 53snapshot of that filesystem from a later time or the current contents of the 54filesystem. 55The first column is a character indicating the type of change, the other columns 56indicate pathname, new pathname 57.Pq in case of rename , 58change in link count, and optionally file type and/or change time. 59The types of change are: 60.Bd -literal 61- The path has been removed 62+ The path has been created 63M The path has been modified 64R The path has been renamed 65.Ed 66.Bl -tag -width "-F" 67.It Fl F 68Display an indication of the type of file, in a manner similar to the 69.Fl 70option of 71.Xr ls 1 . 72.Bd -literal 73B Block device 74C Character device 75/ Directory 76> Door 77| Named pipe 78@ Symbolic link 79P Event port 80= Socket 81F Regular file 82.Ed 83.It Fl H 84Give more parsable tab-separated output, without header lines and without 85arrows. 86.It Fl t 87Display the path's inode change time as the first column of output. 88.El 89.El 90.Sh SEE ALSO 91.Xr zfs-snapshot 8 92