Administrator Guide

• Address — Displays the cache network IP addresses of the Secondary CFMs.
• Port — Displays the TCP ports that are used to communicate between the CFMs.
• Online — Displays the connection state of the Secondary CFMs. The possible options are Yes or No.
Metadata Server Stats
The Metadata Server Stats section displays the following information about the Fluid Cache cluster hosts
serving as Metadata Servers.
• Hostname — Displays the hostname of the three Metadata servers in the cluster.
• Status — Displays the status of the Metadata servers. The possible options are online or offline.
• Connection — Displays the connection protocol used for the Metadata servers. The connection
protocols should be RDMA/RC.
• Active — Displays whether the Metadata server is Active. The possible options are Yes or No
• Requests — Displays the number of Metadata requests to each Metadata Server.
Cache Server Stats
The Cache Server Stats section displays the following information about a single Fluid Cache Cluster host.
• Hostname – Displays the hostname of the host.
• Connection – Displays the connection method or protocol used by the host to communicate with
other hosts in the cluster.
• Devices – Displays the details about the cache devices present in the host.
• In Use (GB) – Displays the cache memory space (in GB) that is being used on the host. This include
data stored in replica blocks.
• In Use (%) – Displays the percent of cache memory space that is being used on the host.
• Client Reading (GB) – Displays the cumulative data (in GB) that is being read by a client.
• Client Writing (GB) – Displays the cumulative data (in GB) that is being written by a client.
• Dirty (GB) – Displays the number of unflushed blocks that exist on the cache server on this host.
• Evicted (GB) – Displays the cumulative data (in GB) that was evicted from this host.
• Fill Read Ops – Displays the cumulative number of cold read operations by the cache server on this
host
• Failed Fill Read Ops – Displays the number of cold read operations that failed.
• Slow Fill Read Ops – Displays the number of cold read operations that took longer than two seconds.
• Failed Flush Write Ops- Displays the number of write operations on Compellent that failed.
• Slow Flush Write Ops – Displays the number of write operations on the Compellent that took longer
than two seconds.
• Fill read (GB) - Displays the date (in GB) that have been read by the host from the Compellent.
• Fill read rate (GB) – Displays the rate (in GB) at which host data is being read from the Compellent.
• Flush write (GB) – Displays the rate ( in GB) at which data is being written on the Compellent from the
host.
• Flush write rate (MB/s) – Displays the current rate at which the host is writing on the Compellent.
This is usually limited by the Compellent.
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