| Measurement |
Description |
Measurement
Unit |
Interpretation |
| Threads_cached |
The
number of threads in the thread cache currently
|
Number |
|
| Threads_spawned |
The
number of threads newly created to handle new connections during the
last measurement period |
Number
|
Where possible ensure that the number of total threads is not set to be
much larger than the maximum number of simultaneous requests expected
for the server.
|
| Threads_active |
The
number of threads that are currently active |
Number
|
A high value for this measure is indicative of a high load on database
server.
|
| Slow_launch_threads |
The
number of threads that have taken more than slow_launch_time for
creation, during the last measurement period |
Number
|
A high value for this measure could cause excessive delay in processing
new connection requests to the database server.
|
| Delayed_insert_threads |
The
number of delayed insert handler threads in use |
Number
|
|