Administrator’s Command Line Guide
Table Of Contents
- Introduction
- Accessing Acronis Storage Clusters via iSCSI
- Preparing to Work with Acronis Storage iSCSI Targets
- Creating and Running Acronis Storage iSCSI Targets
- Listing Acronis Storage iSCSI Targets
- Transferring Acronis Storage iSCSI Targets Between Acronis Storage Nodes
- Stopping Acronis Storage iSCSI Targets
- Deleting Acronis Storage iSCSI Targets
- Configuring Multipath I/O for Acronis Storage iSCSI Targets
- Managing CHAP Accounts for Acronis Storage iSCSI Targets
- Managing LUN Snapshots
- Accessing Acronis Storage Clusters via S3 Protocol
- Monitoring Acronis Storage Clusters
- Managing Cluster Security
- Maximizing Cluster Performance
4.2. Monitoring Metadata Servers
4.2 Monitoring Metadata Servers
MDS servers are a critical component of any Acronis Storage cluster, and monitoring the health and state of
MDS servers is a very critical task. To monitor MDS servers, use the vstorage -c <cluster_name> top command, for
example:
The command above shows detailed information about the stor1 cluster. The monitoring parameters for MDS
servers (highlighted in red) are explained in the table below:
Parameter Description
MDSID MDS server identifier (ID).
The letter “M” before ID, if present, means that the given server is the master
MDS server.
STATUS MDS server status.
%CTIME Total time the MDS server spent writing to the local journal.
COMMITS Local journal commit rate.
%CPU MDS server activity time.
MEM Amount of physical memory the MDS server uses.
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