Struct MDBX_envinfo.mi_pgop_stat
ClassList > MDBX_envinfo.mi_pgop_stat
Public Attributes
| Type | Name |
|---|---|
| uint64_t | clone |
| uint64_t | cow |
| uint64_t | fsync |
| uint64_t | merge |
| uint64_t | mincore |
| uint64_t | msync |
| uint64_t | newly |
| uint64_t | prefault |
| uint64_t | spill |
| uint64_t | split |
| uint64_t | unspill |
| uint64_t | wops |
Detailed Description
Statistics of page operations.
Overall statistics of page operations of all (running, completed and aborted) transactions in the current multi-process session (since the first process opened the database after everyone had previously closed it).
Public Attributes Documentation
variable clone
Quantity of parent's dirty pages clones for nested transactions
variable cow
Quantity of pages copied for update
variable fsync
Number of explicit fsync-to-disk operations (not a pages)
variable merge
Page merges
variable mincore
Number of mincore() calls
variable msync
Number of explicit msync-to-disk operations (not a pages)
variable newly
Quantity of a new pages added
variable prefault
Number of prefault write operations (not a pages)
variable spill
Quantity of spilled dirty pages
variable split
Page splits
variable unspill
Quantity of unspilled/reloaded pages
variable wops
Number of explicit write operations (not a pages) to a disk
The documentation for this class was generated from the following file docs/mdbx.h