Contains parameters configurable from the xrootd config file. More...

#include <XrdPfc.hh>

Public Member Functions
	Configuration ()

bool	are_file_usage_limits_set () const

bool	is_age_based_purge_in_effect () const

bool	is_uvkeep_purge_in_effect () const

bool	is_dir_stat_reporting_on () const

bool	is_purge_plugin_set_up () const

void	calculate_fractional_usages (long long du, long long fu, double &frac_du, double &frac_fu)

CkSumCheck_e	get_cs_Chk () const

bool	is_cschk_cache () const

bool	is_cschk_net () const

bool	is_cschk_any () const

bool	is_cschk_both () const

bool	does_cschk_have_missing_bits (CkSumCheck_e cks_on_file) const

bool	should_uvkeep_purge (time_t delta) const

Public Attributes
bool	m_hdfsmode
	flag for enabling block-level operation More...

bool	m_allow_xrdpfc_command
	flag for enabling access to /xrdpfc-command/ functionality. More...

std::string	m_username
	username passed to oss plugin More...

std::string	m_data_space
	oss space for data files More...

std::string	m_meta_space
	oss space for metadata files (cinfo) More...

long long	m_diskTotalSpace
	total disk space on configured partition or oss space More...

long long	m_diskUsageLWM
	cache purge - disk usage low water mark More...

long long	m_diskUsageHWM
	cache purge - disk usage high water mark More...

long long	m_fileUsageBaseline
	cache purge - files usage baseline More...

long long	m_fileUsageNominal
	cache purge - files usage nominal More...

long long	m_fileUsageMax
	cache purge - files usage maximum More...

int	m_purgeInterval
	sleep interval between cache purges More...

int	m_purgeColdFilesAge
	purge files older than this age More...

int	m_purgeAgeBasedPeriod
	peform cold file / uvkeep purge every this many purge cycles More...

int	m_accHistorySize
	max number of entries in access history part of cinfo file More...

std::set< std::string >	m_dirStatsDirs
	directories for which stat reporting was requested More...

std::set< std::string >	m_dirStatsDirGlobs
	directory globs for which stat reporting was requested More...

int	m_dirStatsMaxDepth
	maximum depth for statistics write out More...

int	m_dirStatsStoreDepth
	depth to which statistics should be collected More...

long long	m_bufferSize
	prefetch buffer size, default 1MB More...

long long	m_RamAbsAvailable
	available from configuration More...

int	m_RamKeepStdBlocks
	number of standard-sized blocks kept after release More...

int	m_wqueue_blocks
	maximum number of blocks written per write-queue loop More...

int	m_wqueue_threads
	number of threads writing blocks to disk More...

int	m_prefetch_max_blocks
	maximum number of blocks to prefetch per file More...

long long	m_hdfsbsize
	used with m_hdfsmode, default 128MB More...

long long	m_flushCnt
	nuber of unsynced blcoks on disk before flush is called More...

time_t	m_cs_UVKeep
	unverified checksum cache keep More...

int	m_cs_Chk
	Checksum check. More...

bool	m_cs_ChkTLS
	Allow TLS. More...

Detailed Description

Contains parameters configurable from the xrootd config file.

Constructor & Destructor Documentation

XrdPfc::Configuration::Configuration ( )

Member Function Documentation

bool XrdPfc::Configuration::are_file_usage_limits_set ( ) const

inline

References m_fileUsageMax.

void XrdPfc::Configuration::calculate_fractional_usages	(	long long	du,
		long long	fu,
		double &	frac_du,
		double &	frac_fu
	)

bool XrdPfc::Configuration::does_cschk_have_missing_bits ( CkSumCheck_e cks_on_file ) const

inline

References m_cs_Chk.

CkSumCheck_e XrdPfc::Configuration::get_cs_Chk ( ) const

inline

References m_cs_Chk.

bool XrdPfc::Configuration::is_age_based_purge_in_effect ( ) const

inline

References m_purgeColdFilesAge.

bool XrdPfc::Configuration::is_cschk_any ( ) const

inline

References XrdPfc::CSChk_Both, and m_cs_Chk.

bool XrdPfc::Configuration::is_cschk_both ( ) const

inline

References XrdPfc::CSChk_Both, and m_cs_Chk.

bool XrdPfc::Configuration::is_cschk_cache ( ) const

inline

References XrdPfc::CSChk_Cache, and m_cs_Chk.

bool XrdPfc::Configuration::is_cschk_net ( ) const

inline

References XrdPfc::CSChk_Net, and m_cs_Chk.

bool XrdPfc::Configuration::is_dir_stat_reporting_on ( ) const

inline

References m_dirStatsDirGlobs, m_dirStatsDirs, and m_dirStatsMaxDepth.

bool XrdPfc::Configuration::is_purge_plugin_set_up ( ) const

inline

bool XrdPfc::Configuration::is_uvkeep_purge_in_effect ( ) const

inline

References m_cs_UVKeep.

bool XrdPfc::Configuration::should_uvkeep_purge ( time_t delta ) const

inline

References m_cs_UVKeep.

Member Data Documentation

int XrdPfc::Configuration::m_accHistorySize

max number of entries in access history part of cinfo file

bool XrdPfc::Configuration::m_allow_xrdpfc_command

flag for enabling access to /xrdpfc-command/ functionality.

long long XrdPfc::Configuration::m_bufferSize

prefetch buffer size, default 1MB

int XrdPfc::Configuration::m_cs_Chk

Checksum check.

Referenced by does_cschk_have_missing_bits(), get_cs_Chk(), is_cschk_any(), is_cschk_both(), is_cschk_cache(), and is_cschk_net().

bool XrdPfc::Configuration::m_cs_ChkTLS

Allow TLS.

time_t XrdPfc::Configuration::m_cs_UVKeep

unverified checksum cache keep

Referenced by is_uvkeep_purge_in_effect(), and should_uvkeep_purge().

std::string XrdPfc::Configuration::m_data_space

oss space for data files

std::set<std::string> XrdPfc::Configuration::m_dirStatsDirGlobs

directory globs for which stat reporting was requested

Referenced by is_dir_stat_reporting_on().

std::set<std::string> XrdPfc::Configuration::m_dirStatsDirs

directories for which stat reporting was requested

Referenced by is_dir_stat_reporting_on().

int XrdPfc::Configuration::m_dirStatsMaxDepth

maximum depth for statistics write out

Referenced by is_dir_stat_reporting_on().

int XrdPfc::Configuration::m_dirStatsStoreDepth

depth to which statistics should be collected

long long XrdPfc::Configuration::m_diskTotalSpace

total disk space on configured partition or oss space

long long XrdPfc::Configuration::m_diskUsageHWM

cache purge - disk usage high water mark

long long XrdPfc::Configuration::m_diskUsageLWM

cache purge - disk usage low water mark

long long XrdPfc::Configuration::m_fileUsageBaseline

cache purge - files usage baseline

long long XrdPfc::Configuration::m_fileUsageMax

cache purge - files usage maximum

Referenced by are_file_usage_limits_set().

long long XrdPfc::Configuration::m_fileUsageNominal

cache purge - files usage nominal

long long XrdPfc::Configuration::m_flushCnt

nuber of unsynced blcoks on disk before flush is called

long long XrdPfc::Configuration::m_hdfsbsize

used with m_hdfsmode, default 128MB

bool XrdPfc::Configuration::m_hdfsmode

flag for enabling block-level operation

std::string XrdPfc::Configuration::m_meta_space

oss space for metadata files (cinfo)

int XrdPfc::Configuration::m_prefetch_max_blocks

maximum number of blocks to prefetch per file

int XrdPfc::Configuration::m_purgeAgeBasedPeriod

peform cold file / uvkeep purge every this many purge cycles

int XrdPfc::Configuration::m_purgeColdFilesAge

purge files older than this age

Referenced by is_age_based_purge_in_effect().

int XrdPfc::Configuration::m_purgeInterval

sleep interval between cache purges

long long XrdPfc::Configuration::m_RamAbsAvailable

available from configuration

int XrdPfc::Configuration::m_RamKeepStdBlocks

number of standard-sized blocks kept after release

std::string XrdPfc::Configuration::m_username

username passed to oss plugin

int XrdPfc::Configuration::m_wqueue_blocks

maximum number of blocks written per write-queue loop

int XrdPfc::Configuration::m_wqueue_threads

number of threads writing blocks to disk

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

XrdPfc.hh

Public Member Functions

Public Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation