Inheritance diagram for PluginRamCache:

Collaboration diagram for PluginRamCache:

Public Member Functions
	~PluginRamCache ()

void	DropBreadcrumbs ()

Static Public Member Functions
static PluginRamCache *	Create (const string &mem_size_str)

static PluginRamCache *	GetInstance ()

static int	ram_chrefcnt (struct cvmcache_hash *id, int32_t change_by)

static int	ram_obj_info (struct cvmcache_hash id, struct cvmcache_object_info info)

static int	ram_pread (struct cvmcache_hash id, uint64_t offset, uint32_t size, unsigned char *buffer)

static int	ram_start_txn (struct cvmcache_hash id, uint64_t txn_id, struct cvmcache_object_info info)

static int	ram_write_txn (uint64_t txn_id, unsigned char *buffer, uint32_t size)

static int	ram_commit_txn (uint64_t txn_id)

static int	ram_abort_txn (uint64_t txn_id)

static int	ram_info (struct cvmcache_info *info)

static int	ram_shrink (uint64_t shrink_to, uint64_t *used)

static int	ram_listing_begin (uint64_t lst_id, enum cvmcache_object_type type)

static int	ram_listing_next (int64_t listing_id, struct cvmcache_object_info *item)

static int	ram_listing_end (int64_t listing_id)

static int	ram_breadcrumb_store (const char fqrn, const cvmcache_breadcrumb breadcrumb)

static int	ram_breadcrumb_load (const char fqrn, cvmcache_breadcrumb breadcrumb)

Static Public Member Functions inherited from Callbackable< MallocHeap::BlockPtr >
static CallbackTN *	MakeClosure (typename BoundClosure< MallocHeap::BlockPtr, DelegateT, ClosureDataT >::CallbackMethod method, DelegateT *delegate, const ClosureDataT &closure_data)

static CallbackTN *	MakeCallback (typename BoundCallback< MallocHeap::BlockPtr, DelegateT >::CallbackMethod method, DelegateT *delegate)

static CallbackTN *	MakeCallback (typename Callback< MallocHeap::BlockPtr >::CallbackFunction function)

Private Member Functions
	PluginRamCache (uint64_t mem_size)

bool	TryFreeSpace (uint64_t bytes_required)

void	OnBlockMove (const MallocHeap::BlockPtr &ptr)

void	DoShrink (uint64_t shrink_to)

void	CheckHighPinWatermark ()

bool	IsInDangerZone ()

Static Private Member Functions
static PluginRamCache *	Me ()

Private Attributes
struct cvmcache_info	cache_info_

perf::Statistics	statistics_

SmallHashDynamic< uint64_t, ObjectHeader * >	transactions_

SmallHashDynamic< uint64_t, Listing * >	listings_

lru::LruCache< ComparableHash, ObjectHeader * > *	objects_all_

lru::LruCache< ComparableHash, ObjectHeader * > *	objects_volatile_

map< std::string, cvmcache_breadcrumb >	breadcrumbs_

MallocHeap *	storage_

bool	in_danger_zone_

Static Private Attributes
static const uint64_t	kMinSize = 100 * 1024 * 1024

static const double	kShrinkFactor = 0.75

static const double	kObjectExpandFactor = 1.5

static const double	kSlotFraction = 0.04

static const double	kDangerZoneThreshold = 0.7

static PluginRamCache *	instance_ = NULL

Additional Inherited Members
Public Types inherited from Callbackable< MallocHeap::BlockPtr >
typedef CallbackBase < MallocHeap::BlockPtr >	CallbackTN

Detailed Description

Implements all the cache plugin callbacks. Singleton.

Definition at line 162 of file cvmfs_cache_ram.cc.

Constructor & Destructor Documentation

PluginRamCache::~PluginRamCache ( )

inline

Definition at line 182 of file cvmfs_cache_ram.cc.

PluginRamCache::PluginRamCache ( uint64_t mem_size )

inlineexplicitprivate

Definition at line 464 of file cvmfs_cache_ram.cc.

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Member Function Documentation

void PluginRamCache::CheckHighPinWatermark ( )

inlineprivate

Definition at line 583 of file cvmfs_cache_ram.cc.

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static PluginRamCache* PluginRamCache::Create ( const string & mem_size_str )

inlinestatic

Definition at line 164 of file cvmfs_cache_ram.cc.

Referenced by main().

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void PluginRamCache::DoShrink ( uint64_t shrink_to )

inlineprivate

Definition at line 545 of file cvmfs_cache_ram.cc.

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void PluginRamCache::DropBreadcrumbs ( )

inline

Definition at line 189 of file cvmfs_cache_ram.cc.

Referenced by DropBreadcrumbs().

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static PluginRamCache* PluginRamCache::GetInstance ( )

inlinestatic

Definition at line 177 of file cvmfs_cache_ram.cc.

Referenced by DropBreadcrumbs().

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bool PluginRamCache::IsInDangerZone ( )

inlineprivate

Definition at line 592 of file cvmfs_cache_ram.cc.

static PluginRamCache* PluginRamCache::Me ( )

inlinestaticprivate

Definition at line 463 of file cvmfs_cache_ram.cc.

void PluginRamCache::OnBlockMove ( const MallocHeap::BlockPtr & ptr )

inlineprivate

Definition at line 526 of file cvmfs_cache_ram.cc.

Referenced by PluginRamCache().

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static int PluginRamCache::ram_abort_txn ( uint64_t txn_id )

inlinestatic

Definition at line 358 of file cvmfs_cache_ram.cc.

Referenced by main().

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static int PluginRamCache::ram_breadcrumb_load	(	const char *	fqrn,
		cvmcache_breadcrumb *	breadcrumb
	)

inlinestatic

Definition at line 445 of file cvmfs_cache_ram.cc.

Referenced by main().

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static int PluginRamCache::ram_breadcrumb_store	(	const char *	fqrn,
		const cvmcache_breadcrumb *	breadcrumb
	)

inlinestatic

Definition at line 438 of file cvmfs_cache_ram.cc.

Referenced by main().

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static int PluginRamCache::ram_chrefcnt	(	struct cvmcache_hash *	id,
		int32_t	change_by
	)

inlinestatic

Definition at line 191 of file cvmfs_cache_ram.cc.

Referenced by main().

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static int PluginRamCache::ram_commit_txn ( uint64_t txn_id )

inlinestatic

Definition at line 319 of file cvmfs_cache_ram.cc.

Referenced by main().

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static int PluginRamCache::ram_info ( struct cvmcache_info * info )

inlinestatic

Definition at line 368 of file cvmfs_cache_ram.cc.

Referenced by main().

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static int PluginRamCache::ram_listing_begin	(	uint64_t	lst_id,
		enum cvmcache_object_type	type
	)

inlinestatic

Definition at line 385 of file cvmfs_cache_ram.cc.

Referenced by main().

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static int PluginRamCache::ram_listing_end ( int64_t listing_id )

inlinestatic

Definition at line 426 of file cvmfs_cache_ram.cc.

Referenced by main().

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static int PluginRamCache::ram_listing_next	(	int64_t	listing_id,
		struct cvmcache_object_info *	item
	)

inlinestatic

Definition at line 413 of file cvmfs_cache_ram.cc.

Referenced by main().

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static int PluginRamCache::ram_obj_info	(	struct cvmcache_hash *	id,
		struct cvmcache_object_info *	info
	)

inlinestatic

Definition at line 218 of file cvmfs_cache_ram.cc.

Referenced by main().

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static int PluginRamCache::ram_pread	(	struct cvmcache_hash *	id,
		uint64_t	offset,
		uint32_t *	size,
		unsigned char *	buffer
	)

inlinestatic

Definition at line 235 of file cvmfs_cache_ram.cc.

Referenced by main().

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static int PluginRamCache::ram_shrink	(	uint64_t	shrink_to,
		uint64_t *	used
	)

inlinestatic

Definition at line 374 of file cvmfs_cache_ram.cc.

Referenced by main().

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static int PluginRamCache::ram_start_txn	(	struct cvmcache_hash *	id,
		uint64_t	txn_id,
		struct cvmcache_object_info *	info
	)

inlinestatic

Definition at line 253 of file cvmfs_cache_ram.cc.

Referenced by main().

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static int PluginRamCache::ram_write_txn	(	uint64_t	txn_id,
		unsigned char *	buffer,
		uint32_t	size
	)

inlinestatic

Definition at line 283 of file cvmfs_cache_ram.cc.

Referenced by main().

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bool PluginRamCache::TryFreeSpace ( uint64_t bytes_required )

inlineprivate

Returns true if memory compaction took place and pointers might have been invalidated.

Definition at line 507 of file cvmfs_cache_ram.cc.

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Member Data Documentation

map<std::string, cvmcache_breadcrumb> PluginRamCache::breadcrumbs_

private

Definition at line 605 of file cvmfs_cache_ram.cc.

struct cvmcache_info PluginRamCache::cache_info_

private

Definition at line 599 of file cvmfs_cache_ram.cc.

bool PluginRamCache::in_danger_zone_

private

Definition at line 607 of file cvmfs_cache_ram.cc.

PluginRamCache * PluginRamCache::instance_ = NULL

staticprivate

Definition at line 462 of file cvmfs_cache_ram.cc.

const double PluginRamCache::kDangerZoneThreshold = 0.7

staticprivate

Definition at line 460 of file cvmfs_cache_ram.cc.

const uint64_t PluginRamCache::kMinSize = 100 * 1024 * 1024

staticprivate

Definition at line 456 of file cvmfs_cache_ram.cc.

const double PluginRamCache::kObjectExpandFactor = 1.5

staticprivate

Definition at line 458 of file cvmfs_cache_ram.cc.

const double PluginRamCache::kShrinkFactor = 0.75

staticprivate

Definition at line 457 of file cvmfs_cache_ram.cc.

const double PluginRamCache::kSlotFraction = 0.04

staticprivate

Definition at line 459 of file cvmfs_cache_ram.cc.

SmallHashDynamic<uint64_t, Listing *> PluginRamCache::listings_

private

Definition at line 602 of file cvmfs_cache_ram.cc.

lru::LruCache<ComparableHash, ObjectHeader *>* PluginRamCache::objects_all_

private

Definition at line 603 of file cvmfs_cache_ram.cc.

lru::LruCache<ComparableHash, ObjectHeader *>* PluginRamCache::objects_volatile_

private

Definition at line 604 of file cvmfs_cache_ram.cc.

perf::Statistics PluginRamCache::statistics_

private

Definition at line 600 of file cvmfs_cache_ram.cc.

MallocHeap* PluginRamCache::storage_

private

Definition at line 606 of file cvmfs_cache_ram.cc.

SmallHashDynamic<uint64_t, ObjectHeader *> PluginRamCache::transactions_

private

Definition at line 601 of file cvmfs_cache_ram.cc.

The documentation for this class was generated from the following file:

/home/sftnight/jenkins/workspace/CvmfsDoxygen/label/docker-x86_64/cvmfs/cvmfs/cache_plugin/cvmfs_cache_ram.cc

Public Member Functions

Static Public Member Functions

Private Member Functions

Static Private Member Functions

Private Attributes

Static Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation