PG_TOTAL_USER_RESOURCE_INFO
PG_TOTAL_USER_RESOURCE_INFO displays the resource usage of all users. Only administrators can query this view. This view is valid only if use_workload_manager is set to on.
Name |
Type |
Description |
---|---|---|
username |
name |
Username |
used_memory |
integer |
Memory size used by a user, in (MB).
|
total_memory |
integer |
Memory used by the resource pool (MB). 0 indicates that the available memory is not limited and depends on the maximum memory available in the database (max_dynamic_memory). A calculation formula is as follows: total_memory = max_dynamic_memory * parent_percent * user_percent CN: The sum of maximum available memory on all DNs is displayed. |
used_cpu |
double precision |
Number of CPU cores in use. Only the CPU usage of complex jobs in the non-default resource pool is collected, and the value is the CPU usage of the related cgroup. |
total_cpu |
integer |
Total number of CPU cores of the Cgroup associated with a user on the node |
used_space |
bigint |
Used permanent table storage space (unit: KB) |
total_space |
bigint |
Available permanent table storage space (unit: KB) The value -1 indicates no limit. |
used_temp_space |
bigint |
Used temporary table storage space (unit: KB) |
total_temp_space |
bigint |
Available temporary table storage space (unit: KB) The value -1 indicates no limit. |
used_spill_space |
bigint |
Space used for operator spill, in KB. |
total_spill_space |
bigint |
Available space for operator spill, in KB. The value -1 indicates no limit. |
read_kbytes |
bigint |
On a CN, it indicates total number of bytes read by a user's complex jobs on all DNs in the last 5 seconds. The unit is KB. On a DN, it indicates the total number of bytes read by a user's complex jobs from the instance startup time to the current time. The unit is KB. |
write_kbytes |
bigint |
On a CN, it indicates total number of bytes written by a user's complex jobs on all DNs in the last 5 seconds. On a DN, it indicates the total number of bytes written by a user's complex jobs from the instance startup time to the current time. The unit is KB. |
read_counts |
bigint |
CN: total number of read times of a user's complex jobs on all DNs in the last 5 seconds. DN: total number of read times of a user's complex jobs from the instance startup time to the current time. |
write_counts |
bigint |
CN: total number of write times of a user's complex jobs on all DNs in the last 5 seconds. DN: total number of write times of a user's complex jobs from the instance startup time to the current time. |
read_speed |
double precision |
On a CN, it indicates the average read rate of a user's complex jobs on a single DN in the last 5 seconds, in KB/s. On a DN, it indicates the average read rate of a user's complex jobs on the DN in the last 5 seconds, in KB/s. |
write_speed |
double precision |
On a CN, it indicates the average write rate of a user's complex jobs on a single DN in the last 5 seconds, in KB/s. On a DN, it indicates the average write rate of a user's complex jobs on the DN in the last 5 seconds, in KB/s. |
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