Limit I/O bandwidth (KBytes per second).
-`--compress` `<0 | 1 | gzip | lzo>` ('default =' `0`)::
+`--compress` `<0 | 1 | gzip | lzo | zstd>` ('default =' `0`)::
Compress dump file.
`--exclude-path` `<string>` ::
-Exclude certain files/directories (shell globs).
+Exclude certain files/directories (shell globs). Paths starting with '/' are anchored to the container's root, other paths match relative to each subdirectory.
`--ionice` `<integer> (0 - 8)` ('default =' `7`)::
`--mailto` `<string>` ::
-Comma-separated list of email addresses that should receive email notifications.
+Comma-separated list of email addresses or users that should receive email notifications.
`--maxfiles` `<integer> (1 - N)` ('default =' `1`)::
Use pigz instead of gzip when N>0. N=1 uses half of cores, N>1 uses N as thread count.
+`--pool` `<string>` ::
+
+Backup all known guest systems included in the specified pool.
+
+`--prune-backups` `[keep-all=<1|0>] [,keep-daily=<N>] [,keep-hourly=<N>] [,keep-last=<N>] [,keep-monthly=<N>] [,keep-weekly=<N>] [,keep-yearly=<N>]` ::
+
+Use these retention options instead of those from the storage configuration.
+
`--quiet` `<boolean>` ('default =' `0`)::
Be quiet.
Store temporary files to specified directory.
+`--zstd` `<integer>` ('default =' `1`)::
+
+Zstd threads. N=0 uses half of the available cores, N>0 uses N as thread count.
+