xrootd
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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_purge_plugin_set_up () const |
void | calculate_fractional_usages (long long du, long long fu, double &frac_du, double &frac_fu) |
bool | are_dirstats_enabled () 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_purgeColdFilesPeriod |
peform cold file 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... | |
bool | m_dirStats |
is directory access / usage statistics enabled 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... | |
Contains parameters configurable from the xrootd config file.
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inline |
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inline |
References m_dirStats.
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inline |
References m_fileUsageMax.
void XrdPfc::Configuration::calculate_fractional_usages | ( | long long | du, |
long long | fu, | ||
double & | frac_du, | ||
double & | frac_fu | ||
) |
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inline |
References m_purgeColdFilesAge.
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inline |
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
std::string XrdPfc::Configuration::m_data_space |
oss space for data files
bool XrdPfc::Configuration::m_dirStats |
is directory access / usage statistics enabled
Referenced by are_dirstats_enabled().
std::set<std::string> XrdPfc::Configuration::m_dirStatsDirGlobs |
directory globs for which stat reporting was requested
std::set<std::string> XrdPfc::Configuration::m_dirStatsDirs |
directories for which stat reporting was requested
int XrdPfc::Configuration::m_dirStatsMaxDepth |
maximum depth for statistics write out
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_purgeColdFilesAge |
purge files older than this age
Referenced by is_age_based_purge_in_effect().
int XrdPfc::Configuration::m_purgeColdFilesPeriod |
peform cold file purge every this many purge cycles
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