The PI record stores the performance data indicating the operation status of the storage system.
Collection Interval
60Key Field
NoneLifetime
From when the instance is created to when it is deleted.Fields
|
Field Name |
Description |
Access Type |
Format |
|---|---|---|---|
|
CACHE_MEMORY_CAPACITY |
Amount of cache memory in the storage system (of the installed memory, the size of the memory assigned for the I/O cache (MB)). |
1, 2 |
ulong |
|
CACHE_MEMORY_USAGE |
Of the cache memory in the storage system, the amount that is being used (MB).1 |
1, 2, 3, 4 |
ulong |
|
CACHE_MEMORY_USAGE_RATE |
Of the cache memory in the storage system, the percentage that is being used.1 The value is calculated based on the following formula: (CACHE_MEMORY_USAGE / CACHE_MEMORY_CAPACITY) * 100 |
1, 2 |
float |
|
CACHE_SIDE_FILE |
This field cannot be used because it is reserved. |
-- |
-- |
|
CACHE_SIDE_FILE_RATE |
This field cannot be used because it is reserved. |
-- |
-- |
|
CACHE_WRITE_PENDING |
Of the cache memory, the cache memory size used by write-pending data (MB).1 |
1, 2, 3, 4 |
ulong |
|
CACHE_WRITE_PENDING_RATE |
Of the cache memory, the percentage of the cache memory used by write- pending data.1 The value is calculated based on the following formula: (CACHE_WRITE_PENDING / CACHE_MEMORY_CAPACITY) * 100 |
1, 2, 3, 4 |
float |
|
CHA_CACHE_PATH_USAGE_RATE2 |
Average (%) of the access path usage rate in the device between the channel adapter and cache switch. |
1, 2 |
float |
|
DKA_CACHE_PATH_USAGE_RATE2 |
Average (%) of the access path usage rate in the device between the disk adapter and cache switch. |
1, 2 |
float |
|
INPUT_RECORD_TYPE |
Record type identifier, which is always set to PI. |
1, 2, 3, 4 |
string(8) |
|
INTERVAL |
Interval (in seconds) at which information is collected. |
1, 2, 3, 4 |
ulong |
|
LDEV_COUNT |
This field cannot be used because it is reserved. |
-- |
-- |
|
MAX_CACHE_MEMORY_USAGE_RATE |
Of the cache memory in the storage system, the percentage that is being used. This field stores the value of the CACHE_MEMORY_USAGE_RATE field. |
1, 2 |
float |
|
MAX_CACHE_SIDE_FILE_RATE |
This field cannot be used because it is reserved. | -- |
-- |
|
MAX_CACHE_WRITE_PENDING_RATE |
Of the cache memory, the percentage used by write-pending data. This field stores the value of the CACHE_WRITE_PENDING_RATE field. |
1, 2 |
float |
|
PORT_COUNT |
This field cannot be used because it is reserved. |
-- |
-- |
|
RECORD_TIME |
Time (in GMT) at which data was collected from the storage system and the record was created. |
1, 2, 3, 4 |
time_t |
|
Notes:
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