NAME

       lizardfs-admin, lizardfs-probe - LizardFS monitoring and administration tool

SYNOPSIS

       lizardfs-admin COMMAND [OPTIONS...] [ARGUMENTS...]

AVAILABLE COMMANDS

       chunks-health <master ip> <master port>
           Returns chunks health reports in the installation. By default (if no report is
           specified) all reports will be shown. In replication and deletion states, the column
           means the number of chunks with number of copies specified in the label to
           replicate/delete.

           Possible command-line options:

           --availability

           Print report about availability of chunks.

           --replication

           Print report about about number of chunks that need replication.

           --deletion

           Print report about about number of chunks that need deletion.

       info <master ip> <master port>
           Prints statistics concerning the LizardFS installation.

       iolimits-status <master ip> <master port>
           Prints current configuration of global I/O limiting

       list-chunkservers <master ip> <master port>
           Prints information about all connected chunkservers.

       list-disks <master ip> <master port>
           Prints information about all connected chunkservers.

           Possible command-line options:

           --verbose

           Be a little more verbose and show operations statistics.

       list-goals <master ip> <master port>
           List goal definitions.

           Possible command-line options:

           --pretty

           Print nice table

       list-mounts <master ip> <master port>
           Prints information about all connected mounts.

           Possible command-line options

           --verbose

           Be a little more verbose and show goal and trash time limits.

       metadataserver-status <master ip> <master port>
           Prints status of a master or shadow master server

       list-metadataservers <master ip> <master port>
           Prints status of active metadata servers.

       ready-chunkservers-count <master ip> <master port>
           Prints number of chunkservers ready to be written to.

       promote-shadow <shadow ip> <shadow port>
           Promotes metadata server. Works only if personality ha-cluster-managed is used.
           Authentication with the admin password is required.

       stop-master-without-saving-metadata <master ip> <master port>
           Stop the master server without saving metadata in the metadata.mfs file. Used to
           quickly migrate a metadata server (works for all personalities). Authentication with
           the admin password is required.

       reload-config <master ip> <master port>
           Requests reloading configuration from the config file. This is synchronous (waits for
           reload to finish). Authentication with the admin password is required.

       save-metadata <metadataserver ip> <metadataserver port>
           Requests saving the current state of metadata into the metadata.mfs file. With --async
           fail if the process cannot be started, e.g. because the process is already in
           progress. Without --async, fails if either the process cannot be started or if it
           finishes with an error (i.e., no metadata file is created). Authentication with the
           admin password is required.

           Possible command-line options:

           --async

           Don’t wait for the task to finish.

COMMON COMMAND OPTIONS

       --porcelain
           Make the output parsing-friendly.

COPYRIGHT

       2013-2015 Skytechnology sp. z o.o.

       LizardFS 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, version 3.

       LizardFS 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 LizardFS. If
       not, see http://www.gnu.org/licenses/.

                                            02/11/2018                          LIZARDFS-ADMIN(8)