returns the poolId corresponding to the allocation class.

return the ids for the set of existing pools in this cache.

returns the pool's name by its poolId.

unlike other sources, we let the workload generator directly make copies of the base popularity distribution and sample from that.

Atomically loads the current sequence number (in memory_order_acquire order). Sequence number increases when a reclaim finished. Since reclaim may sta

return the size of usable space

return the current snapshot of all stats */

Obtain a new pool from the cache. Pools are sub-caches that have their own slice of the cache's available memory, but that otherwise function as indep

getbit -- The bitstream generator Given state and a bit index, provide a pseudorandom bit dependent on both. Caches hash values.

Increment the number of aborted slab releases stat

static function to help to initialize CacheValue with given item's data pointer.

* Adds a node to the list. If allocSize > 0, poisons the allocation memory. */

It will add or update (if it's already there) an index entry for the given key and record.

Insert a count stat

Insert a previously allocated handle into the cache, replacing any pre-existing data.

Reads a flag bit. ASAN instrumentation is disabled because headers are poisoned at rest and these reads happen on live, poisoned headers (the de-instr

Checks if the region's buffer is flushed.

return true if the key was previously detected to be inconsistent. This is useful only when consistency checking is enabled by calling enableConsisten

Check if the key is valid. The length of the key needs to be in (0, kKeyMaxLen) to be valid

Checks whether the current open mode is Physical Read Mode.

Check if shutdown is in progress

Same as above but for small keys.

Check whether a pointer falls within a valid, allocated slab managed by this allocator. @param memory the memory address to check @return tru

* Get the containing LruCacheItem. * @return the containing cache item */

@return whether reaper is enabled

LBA shift number to calculate blocksize

* The following two functions correspond to whether or not an item is * currently in the process of being evicted. * * An item that is marked

Internal book keeping to track handles that correspond to items that are not present in cache. This state is mutated, but does not affect the user vis

@return whether memory monitor is enabled

Returns the difference between a and b if non-negative. Otherwise return 0.

With OCP (Open Compute Project) SSD specification, devices should support the unified way to report SMART log by using the ocp plug-in for nvme CLI (n