Document environment variables for zdb, zfs, zinject and zpool.

Signed-off-by: Turbo Fredriksson <[email protected]> Signed-off-by: Brian Behlendorf <[email protected]> Closes #2691
openzfs · Sep 18, 2014 · 71bd064 · 71bd064
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diff --git a/man/man8/zdb.8 b/man/man8/zdb.8
@@ -526,5 +526,10 @@ dedup = 1.11, compress = 1.80, copies = 1.00, dedup * compress / copies = 2.00
 .in -2
 .sp
 
+.SH "ENVIRONMENT VARIABLES"
+.TP
+.B "SPA_CONFIG_PATH"
+Override the default \fBspa_config_path\fR (\fI/etc/zfs/zpool.cache\fR) setting. If \fB-U\fR flag is specified it will override this environment variable settings once again.
+
 .SH "SEE ALSO"
 zfs(8), zpool(8)
diff --git a/man/man8/zfs.8 b/man/man8/zfs.8
@@ -3707,6 +3707,11 @@ M       F       /tank/test/modified
 .in -2
 .sp
 
+.SH "ENVIRONMENT VARIABLES"
+.TP
+.B "ZFS_ABORT
+Cause \fBzfs\fR to dump core on exit for the purposes of running \fB::findleaks\fR.
+
 .SH EXIT STATUS
 .LP
 The following exit values are returned:

diff --git a/man/man8/zinject.8 b/man/man8/zinject.8
@@ -137,6 +137,11 @@ Set this to
 .BI "\-u"
 Unload the pool after injection.
 
+.SH "ENVIRONMENT VARIABLES"
+.TP
+.B "ZINJECT_DEBUG"
+Run \fBzinject\fR in debug mode.
+
 .SH "AUTHORS"
 This man page was written by Darik Horn <[email protected]>
 excerpting the \fBzinject\fR usage message and source code.

diff --git a/man/man8/zpool.8 b/man/man8/zpool.8
@@ -2297,6 +2297,15 @@ An error occurred.
 Invalid command line options were specified.
 .RE
 
+.SH "ENVIRONMENT VARIABLES"
+.TP
+.B "ZFS_ABORT
+Cause \fBzpool\fR to dump core on exit for the purposes of running \fB::findleaks\fR.
+.TP
+.B "ZPOOL_IMPORT_PATH"
+The search path for devices or files to use with the pool. This is a colon-separated list of directories in which \fBzpool\fR looks for device nodes and files.
+Similar to the \fB-d\fR option in \fIzpool import\fR.
+
 .SH SEE ALSO
 .sp
 .LP