Storage

Displays information about the Long Term Archive files and indexes for the Canister by server. These charts provide a quick glance at the system usage.

  • The per server graph displays the last 7 days of session count and index/archive size ratios.
  • Indexes should have a ratio < 1.

Common data

The following fields are common to the All Server and Single Server Storage reports:

Field
Description
Server
The name of the Discover server.
Index Style
The method by which data is indexed.
Total Days
The total number of days of data that are currently indexed.
LSSN Space Used (MB)
The amount of space used by the Long Term Canister in megabytes.
LSSN Space Free (MB)
The amount of free space available to the Long Term Canister in megabytes.
LSSN Disk Size (MB)
The size of the disk in megabytes where LSSN files reside.
Index Space Used (MB)
The amount of space used by the index in megabytes.
Index Space Free (MB)
The amount of free space available to the index in megabytes.
Index Disk Size (MB)
The amount of space used on the disk by the index in megabytes.
Total Space Used (MB)
The total space used by the Long Term Canister and the indexes in megabytes.

All Servers

Field
Description
Server
The name of the Discover server.
Avg. LSSN Size (MB) Per Day
Average size in megabytes of the LSSN file or files per day.
Avg. Index Size (MB) Per Day
Average size in megabytes of the LSSN index file or files per day.
Total Avg. Size (MB) Per Day
Sum of the other two columns.

Single Server

In the details for an individual server, you can review storage data from the selected server for each day over a preceding period.

Some key fields are described below.

Field
Description
Date
Date to which the row data applies.
  • To review information on the indexes used on the selected date, click the drill-down link. See Indexes.
Server
Name of the server.
LSSN Sessions
Number of sessions stored in the LSSN for that day.
LSSN Size (MB)
Size of the LSSN in megabytes for that day.
Index Count
Number of indexes for the LSSN.
Index Sessions
Number of sessions indexed in all of the indexes.
Index Size (MB)
Total size of the indexes for the date.
Index/LSSN Ratio
The ratio of the size of the index compared to the size of the LSSN, which indicates the efficiency of the indexes.
Total Size (MB)
The total storage size in megabytes for the date. This value equals the sum of LSSN Size (MB) and Index Size (MB).

Indexes

When an individual date is clicked in the Single Server storage report, the following popup is displayed:

Field
Description
Day
Date of the index report
Julian
Date in the Julian calendar of the index report
First Use
Timestamp of first usage on the selected date
Last Use
Timestamp of last usage on the selected date

Below the report header, you can read report data on individual indexes on the server.

Field
Description
Path
Directory where the index is stored
Valid
If True, the index passed its last index check.
In Use
If True, the Discover indexer is adding sessions to the index.
Index Size
The size in megabytes of the index on the disk
First Use
Timestamp of first usage of the index on the selected date
Last Use
Timestamp of last usage of the index on the selected date
First Session
Session ID of the first session stored in the index
Last Session
Session ID of the last session stored in the index
Check Required
If True, the index must pass an index check before it can be used.
Doc Count
Number of documents in the index