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.\" ========================================================================
.\"
.IX Title "WRITEBOOST 8"
.TH WRITEBOOST 8 "2021-01-07" "perl v5.32.0" "User Contributed Perl Documentation"
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
.\" way too many mistakes in technical documents.
.if n .ad l
.nh
.SH "NAME"
writeboost \- create dm\-writeboost device\-mapper mappings
.SH "SYNOPSYS"
.IX Header "SYNOPSYS"
writeboost [ \fB\-u\fR ] [ \fBdevice\fR ]
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
writeboost is a utility to create dm-writeboost device-mapper
mappings as per definitions in the \*(L"/etc/writeboosttab\*(R" file.
.SH "OPTIONS"
.IX Header "OPTIONS"
.IP "\fBdevice\fR" 4
.IX Item "device"
Act on given device from the first field of the \fI/etc/writeboosttab\fR file.
When not given writeboost acts on all devices listed in \fI/etc/writeboosttab\fR.
.IP "\fB\-h\fR, \fB\-\-help\fR" 4
.IX Item "-h, --help"
Show usage and options.
.IP "\fB\-u\fR" 4
.IX Item "-u"
Un-map all mappings (or un-map only given \fBdevice\fR).
.SH "SEE ALSO"
.IX Header "SEE ALSO"
\&\fIwriteboosttab\fR(5)
.SH "DM-WRITEBOOST"
.IX Header "DM-WRITEBOOST"
dm-writeboost is a software using log-structured caching to accelerate
block \s-1IO.\s0 dm-writeboost is written by Akira Hayakawa <ruby.wktk@gmail.com>
and implemented as loadable module for Linux.
.PP
See more at https://github.com/akiradeveloper/dm\-writeboost
.SH "AVAILABILITY"
.IX Header "AVAILABILITY"
.Vb 1
\& https://gitlab.com/onlyjob/writeboost
.Ve
.SH "VERSION"
.IX Header "VERSION"
.Vb 1
\& 1.20160718
.Ve
.SH "DONATIONS"
.IX Header "DONATIONS"
.Vb 1
\& Donations are much appreciated, please consider donating:
\&
\&   Bitcoins : 15nCM6Rs4zoQKhBV55XxcPfwPKeAEHPbAn
\&  Litecoins : LZMLDNSfy3refx7bKQtEvPyYSbNHsfzLRZ
\& AUD/PayPal : https://www.paypal.com/cgi\-bin/webscr?cmd=_donations&business=onlyjob%40gmail%2ecom&lc=AU&currency_code=AUD
.Ve
.SH "AUTHOR"
.IX Header "AUTHOR"
.Vb 1
\& Dmitry Smirnov <onlyjob@member.fsf.org>
.Ve
.SH "COPYRIGHT"
.IX Header "COPYRIGHT"
.Vb 1
\& Copyright 2015\-2017 Libre Solutions Pty Ltd (http://raid6.com.au)
.Ve
.SH "LICENSE"
.IX Header "LICENSE"
.Vb 4
\& This program is free software: you can redistribute it and/or modify
\& it under the terms of the GNU General Public License as published by
\& the Free Software Foundation, either version 2 of the License, or
\& (at your option) any later version.
\&
\& This package is distributed in the hope that it will be useful,
\& but WITHOUT ANY WARRANTY; without even the implied warranty of
\& MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
\& GNU General Public License for more details.
\&
\& You should have received a copy of the GNU General Public License
\& along with this program. If not, see <http://www.gnu.org/licenses/>.
.Ve