Squid Web Cache: StatCounters Class Reference

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#include <StatCounters.h>

Collaboration diagram for StatCounters:

Public Member Functions
	StatCounters ()

Public Attributes
struct {

int clients = 0

int requests = 0

int hits = 0

int mem_hits = 0

int disk_hits = 0

int errors = 0

ByteCounter kbytes_in

ByteCounter kbytes_out

ByteCounter hit_kbytes_out

StatHist missSvcTime

StatHist nearMissSvcTime

StatHist nearHitSvcTime

StatHist hitSvcTime

StatHist allSvcTime

}	client_http

struct {

struct {

int requests = 0

int errors = 0

ByteCounter kbytes_in

ByteCounter kbytes_out

} all

struct {

int requests = 0

int errors = 0

ByteCounter kbytes_in

ByteCounter kbytes_out

} http

struct {

int requests = 0

int errors = 0

ByteCounter kbytes_in

ByteCounter kbytes_out

} ftp

struct {

int requests = 0

int errors = 0

ByteCounter kbytes_in

ByteCounter kbytes_out

} other

}	server

struct {

int pkts_sent = 0

int queries_sent = 0

int replies_sent = 0

int pkts_recv = 0

int queries_recv = 0

int replies_recv = 0

int hits_sent = 0

int hits_recv = 0

int replies_queued = 0

int replies_dropped = 0

ByteCounter kbytes_sent

ByteCounter q_kbytes_sent

ByteCounter r_kbytes_sent

ByteCounter kbytes_recv

ByteCounter q_kbytes_recv

ByteCounter r_kbytes_recv

StatHist querySvcTime

StatHist replySvcTime

int query_timeouts = 0

int times_used = 0

}	icp

struct {

int pkts_sent = 0

int pkts_recv = 0

}	htcp

struct {

int requests = 0

}	unlink

struct {

StatHist svcTime

}	dns

struct {

int times_used = 0

ByteCounter kbytes_sent

ByteCounter kbytes_recv

ByteCounter memory

int msgs_sent = 0

int msgs_recv = 0

CacheDigestGuessStats guess

StatHist on_xition_count

}	cd

struct {

int times_used = 0

}	netdb

int	page_faults = 0

unsigned long int	select_loops = 0

int	select_fds = 0

double	select_time = 0.0

double	cputime = 0.0

struct timeval	timestamp

Comm::Incoming	comm_dns

Comm::Incoming	comm_tcp

Comm::Incoming	comm_udp

StatHist	select_fds_hist

struct {

struct {

int opens = 0

int closes = 0

int reads = 0

int writes = 0

int seeks = 0

int unlinks = 0

} disk

struct {

int accepts = 0

int sockets = 0

int connects = 0

int binds = 0

int closes = 0

int reads = 0

int writes = 0

int recvfroms = 0

int sendtos = 0

} sock

int selects = 0

}	syscalls

int	aborted_requests = 0

struct {

int files_cleaned = 0

int outs = 0

int ins = 0

}	swap

struct {

uint64_t attempts = 0

uint64_t refusalsDueToLocking = 0

uint64_t refusalsDueToZeroSize = 0

uint64_t refusalsDueToTimeLimit = 0

uint64_t failures = 0

}	hitValidation

Detailed Description

General collection of process-wide statistics.

Note: if you add a field to StatCounters which requires any non-trivial initialization or copy you MUST sync statCountersInitSpecial()

Definition at line 33 of file StatCounters.h.

Constructor & Destructor Documentation

◆ StatCounters()

StatCounters::StatCounters ( )

inline

Definition at line 36 of file StatCounters.h.

Member Data Documentation

◆ aborted_requests

int StatCounters::aborted_requests = 0

Definition at line 154 of file StatCounters.h.

Referenced by StoreEntry::abort(), and GetCountersStats().

◆ accepts

int StatCounters::accepts = 0

Definition at line 142 of file StatCounters.h.

Referenced by Comm::TcpAcceptor::acceptInto().

◆ [struct]

struct { ... } StatCounters::all

Referenced by Ftp::Client::Client(), Ftp::Client::dataRead(), GetCountersStats(), Http::Tunneler::handleReadyRead(), Http::Tunneler::handleWrittenRequest(), Ftp::Client::readControlReply(), WhoisState::readReply(), HttpStateData::readReply(), TunnelStateData::readServer(), Client::sentRequestBody(), snmp_prfProtoFn(), HttpStateData::start(), statByteHitRatio(), switchToTunnel(), tunnelStart(), Ftp::Client::writeCommandCallback(), TunnelStateData::writeServerDone(), and HttpStateData::wroteLast().

◆ allSvcTime

StatHist StatCounters::allSvcTime

Definition at line 52 of file StatCounters.h.

Referenced by clientUpdateStatHistCounters(), GetAvgStat(), snmp_prfProtoFn(), statCountersHistograms(), statCountersInitSpecial(), and statPctileSvc().

◆ attempts

uint64_t StatCounters::attempts = 0

Definition at line 163 of file StatCounters.h.

Referenced by GetCountersStats(), and Ipc::StoreMap::validateHit().

◆ binds

int StatCounters::binds = 0

Definition at line 145 of file StatCounters.h.

Referenced by commBind().

◆ [struct]

struct { ... } StatCounters::cd

Referenced by CacheDigest::add(), clientUpdateHierCounters(), GetCountersStats(), peerDigestFetchSetStats(), peerDigestSetCBlock(), statByteHitRatio(), statCountersInitSpecial(), and statPeerSelect().

◆ [struct]

◆ clients

int StatCounters::clients = 0

Definition at line 39 of file StatCounters.h.

Referenced by clientdbAdd(), clientdbGC(), clientdbStartGC(), GetInfo(), and snmp_prfProtoFn().

◆ closes

int StatCounters::closes = 0

Definition at line 134 of file StatCounters.h.

Referenced by DiskdFile::closeDone(), comm_close_complete(), DiskThreadsDiskFile::doClose(), and file_close().

◆ comm_dns

Comm::Incoming StatCounters::comm_dns

Definition at line 125 of file StatCounters.h.

Referenced by comm_poll_dns_incoming(), comm_select_dns_incoming(), commIncomingStats(), commIncomingStats(), and statCountersInitSpecial().

◆ comm_tcp

Comm::Incoming StatCounters::comm_tcp

Definition at line 126 of file StatCounters.h.

Referenced by comm_poll_tcp_incoming(), comm_select_tcp_incoming(), commIncomingStats(), commIncomingStats(), and statCountersInitSpecial().

◆ comm_udp

Comm::Incoming StatCounters::comm_udp

Definition at line 127 of file StatCounters.h.

Referenced by comm_poll_udp_incoming(), comm_select_udp_incoming(), commIncomingStats(), commIncomingStats(), and statCountersInitSpecial().

◆ connects

int StatCounters::connects = 0

Definition at line 144 of file StatCounters.h.

Referenced by comm_connect_addr().

◆ cputime

double StatCounters::cputime = 0.0

Definition at line 121 of file StatCounters.h.

Referenced by GetAvgStat(), GetCountersStats(), and statAvgTick().

◆ [struct]

◆ disk_hits

int StatCounters::disk_hits = 0

Definition at line 43 of file StatCounters.h.

Referenced by clientUpdateStatCounters(), and statRequestHitDiskRatio().

◆ [struct]

struct { ... } StatCounters::dns

Referenced by fqdncacheHandleReply(), GetAvgStat(), ipcacheHandleReply(), snmp_prfProtoFn(), statCountersHistograms(), statCountersInitSpecial(), and statPctileSvc().

◆ errors

int StatCounters::errors = 0

Definition at line 44 of file StatCounters.h.

Referenced by GetCountersStats(), snmp_prfProtoFn(), and ClientHttpRequest::updateCounters().

◆ failures

uint64_t StatCounters::failures = 0

Definition at line 167 of file StatCounters.h.

Referenced by GetCountersStats(), and Ipc::StoreMap::validateHit().

◆ files_cleaned

int StatCounters::files_cleaned = 0

Definition at line 157 of file StatCounters.h.

Referenced by Fs::Ufs::UFSSwapDir::DirClean(), and GetCountersStats().

◆ [struct]

struct { ... } StatCounters::ftp

Referenced by Ftp::Client::Client(), Ftp::Client::dataRead(), GetCountersStats(), Ftp::Client::readControlReply(), Ftp::Client::sentRequestBody(), and Ftp::Client::writeCommandCallback().

◆ guess

CacheDigestGuessStats StatCounters::guess

Definition at line 109 of file StatCounters.h.

Referenced by statPeerSelect().

◆ hit_kbytes_out

ByteCounter StatCounters::hit_kbytes_out

Definition at line 47 of file StatCounters.h.

Referenced by ConnStateData::afterClientWrite(), and GetCountersStats().

◆ hits

int StatCounters::hits = 0

Definition at line 41 of file StatCounters.h.

Referenced by clientUpdateStatCounters(), GetCountersStats(), snmp_prfProtoFn(), statRequestHitDiskRatio(), statRequestHitMemoryRatio(), and statRequestHitRatio().

◆ hits_recv

int StatCounters::hits_recv = 0

Definition at line 73 of file StatCounters.h.

Referenced by icpCount().

◆ hits_sent

int StatCounters::hits_sent = 0

Definition at line 72 of file StatCounters.h.

Referenced by icpCount().

◆ hitSvcTime

StatHist StatCounters::hitSvcTime

Definition at line 51 of file StatCounters.h.

Referenced by GetAvgStat(), snmp_prfProtoFn(), statCountersHistograms(), statCountersInitSpecial(), and statPctileSvc().

◆ [struct]

struct { ... } StatCounters::hitValidation

Referenced by GetCountersStats(), and Ipc::StoreMap::validateHit().

◆ [struct]

struct { ... } StatCounters::htcp

Referenced by GetInfo(), htcpRecv(), and htcpSend().

◆ [struct]

struct { ... } StatCounters::http

Referenced by GetCountersStats(), WhoisState::readReply(), HttpStateData::readReply(), HttpStateData::sentRequestBody(), HttpStateData::start(), and HttpStateData::wroteLast().

◆ [struct]

struct { ... } StatCounters::icp

Referenced by clientUpdateHierCounters(), GetAvgStat(), GetCountersStats(), GetInfo(), icpCount(), icpUdpSend(), snmp_prfProtoFn(), statCountersHistograms(), statCountersInitSpecial(), statPctileSvc(), and statPeerSelect().

◆ ins

int StatCounters::ins = 0

Definition at line 159 of file StatCounters.h.

Referenced by GetCountersStats(), storeSwapInFileClosed(), and storeUnregister().

◆ kbytes_in

ByteCounter StatCounters::kbytes_in

Definition at line 45 of file StatCounters.h.

Referenced by Ftp::Client::dataRead(), Server::doClientRead(), GetCountersStats(), Http::Tunneler::handleReadyRead(), TunnelStateData::readClient(), Ftp::Client::readControlReply(), WhoisState::readReply(), HttpStateData::readReply(), TunnelStateData::readServer(), Ftp::Server::readUploadData(), snmp_prfProtoFn(), and statByteHitRatio().

◆ kbytes_out

ByteCounter StatCounters::kbytes_out

Definition at line 46 of file StatCounters.h.

Referenced by ConnStateData::afterClientWrite(), GetCountersStats(), Http::Tunneler::handleWrittenRequest(), Ftp::Client::sentRequestBody(), HttpStateData::sentRequestBody(), Client::sentRequestBody(), snmp_prfProtoFn(), statByteHitRatio(), TunnelStateData::writeClientDone(), Ftp::Client::writeCommandCallback(), TunnelStateData::writeServerDone(), and HttpStateData::wroteLast().

◆ kbytes_recv

ByteCounter StatCounters::kbytes_recv

Definition at line 79 of file StatCounters.h.

Referenced by GetCountersStats(), icpCount(), peerDigestFetchSetStats(), snmp_prfProtoFn(), and statByteHitRatio().

◆ kbytes_sent

ByteCounter StatCounters::kbytes_sent

Definition at line 76 of file StatCounters.h.

Referenced by GetCountersStats(), icpCount(), peerDigestFetchSetStats(), and snmp_prfProtoFn().

◆ mem_hits

int StatCounters::mem_hits = 0

Definition at line 42 of file StatCounters.h.

Referenced by clientUpdateStatCounters(), and statRequestHitMemoryRatio().

◆ memory

ByteCounter StatCounters::memory

Definition at line 105 of file StatCounters.h.

Referenced by GetCountersStats(), and peerDigestSetCBlock().

◆ missSvcTime

StatHist StatCounters::missSvcTime

Definition at line 48 of file StatCounters.h.

Referenced by GetAvgStat(), snmp_prfProtoFn(), statCountersHistograms(), statCountersInitSpecial(), and statPctileSvc().

◆ msgs_recv

int StatCounters::msgs_recv = 0

Definition at line 107 of file StatCounters.h.

Referenced by GetCountersStats(), and peerDigestFetchSetStats().

◆ msgs_sent

int StatCounters::msgs_sent = 0

Definition at line 106 of file StatCounters.h.

Referenced by GetCountersStats(), and peerDigestFetchSetStats().

◆ nearHitSvcTime

StatHist StatCounters::nearHitSvcTime

Definition at line 50 of file StatCounters.h.

Referenced by GetAvgStat(), snmp_prfProtoFn(), statCountersHistograms(), statCountersInitSpecial(), and statPctileSvc().

◆ nearMissSvcTime

StatHist StatCounters::nearMissSvcTime

Definition at line 49 of file StatCounters.h.

Referenced by GetAvgStat(), snmp_prfProtoFn(), statCountersHistograms(), statCountersInitSpecial(), and statPctileSvc().

◆ [struct]

struct { ... } StatCounters::netdb

Referenced by clientUpdateHierCounters().

◆ on_xition_count

StatHist StatCounters::on_xition_count

Definition at line 111 of file StatCounters.h.

Referenced by CacheDigest::add(), and statCountersInitSpecial().

◆ opens

int StatCounters::opens = 0

Definition at line 133 of file StatCounters.h.

Referenced by DiskThreadsDiskFile::create(), DiskdFile::createDone(), file_open(), DiskThreadsDiskFile::open(), and DiskdFile::openDone().

◆ [struct]

struct { ... } StatCounters::other

Referenced by GetCountersStats(), Http::Tunneler::handleReadyRead(), Http::Tunneler::handleWrittenRequest(), TunnelStateData::readServer(), switchToTunnel(), tunnelStart(), and TunnelStateData::writeServerDone().

◆ outs

int StatCounters::outs = 0

Definition at line 158 of file StatCounters.h.

Referenced by GetCountersStats(), and storeSwapOutFileClosed().

◆ page_faults

int StatCounters::page_faults = 0

Definition at line 117 of file StatCounters.h.

Referenced by GetCountersStats(), and statAvgTick().

◆ pkts_recv

int StatCounters::pkts_recv = 0

Definition at line 69 of file StatCounters.h.

Referenced by GetCountersStats(), GetInfo(), htcpRecv(), icpCount(), and snmp_prfProtoFn().

◆ pkts_sent

int StatCounters::pkts_sent = 0

Definition at line 66 of file StatCounters.h.

Referenced by GetCountersStats(), GetInfo(), htcpSend(), icpCount(), and snmp_prfProtoFn().

◆ q_kbytes_recv

ByteCounter StatCounters::q_kbytes_recv

Definition at line 80 of file StatCounters.h.

Referenced by GetCountersStats(), and icpCount().

◆ q_kbytes_sent

ByteCounter StatCounters::q_kbytes_sent

Definition at line 77 of file StatCounters.h.

Referenced by GetCountersStats(), and icpCount().

◆ queries_recv

int StatCounters::queries_recv = 0

Definition at line 70 of file StatCounters.h.

Referenced by GetCountersStats(), and icpCount().

◆ queries_sent

int StatCounters::queries_sent = 0

Definition at line 67 of file StatCounters.h.

Referenced by GetCountersStats(), and icpCount().

◆ query_timeouts

int StatCounters::query_timeouts = 0

Definition at line 84 of file StatCounters.h.

Referenced by clientUpdateHierCounters(), and GetCountersStats().

◆ querySvcTime

StatHist StatCounters::querySvcTime

Definition at line 82 of file StatCounters.h.

Referenced by clientUpdateHierCounters(), GetAvgStat(), snmp_prfProtoFn(), statCountersHistograms(), statCountersInitSpecial(), and statPctileSvc().

◆ r_kbytes_recv

ByteCounter StatCounters::r_kbytes_recv

Definition at line 81 of file StatCounters.h.

Referenced by GetCountersStats(), and icpCount().

◆ r_kbytes_sent

ByteCounter StatCounters::r_kbytes_sent

Definition at line 78 of file StatCounters.h.

Referenced by GetCountersStats(), and icpCount().

◆ reads

int StatCounters::reads = 0

Definition at line 135 of file StatCounters.h.

Referenced by diskerRead(), diskHandleRead(), DiskThreadsDiskFile::read(), DiskdFile::readDone(), Comm::ReadNow(), and storeRebuildLoadEntry().

◆ recvfroms

int StatCounters::recvfroms = 0

Definition at line 149 of file StatCounters.h.

Referenced by comm_udp_recvfrom().

◆ refusalsDueToLocking

uint64_t StatCounters::refusalsDueToLocking = 0

Definition at line 164 of file StatCounters.h.

Referenced by GetCountersStats(), and Ipc::StoreMap::validateHit().

◆ refusalsDueToTimeLimit

uint64_t StatCounters::refusalsDueToTimeLimit = 0

Definition at line 166 of file StatCounters.h.

Referenced by GetCountersStats(), and Ipc::StoreMap::validateHit().

◆ refusalsDueToZeroSize

uint64_t StatCounters::refusalsDueToZeroSize = 0

Definition at line 165 of file StatCounters.h.

Referenced by GetCountersStats(), and Ipc::StoreMap::validateHit().

◆ replies_dropped

int StatCounters::replies_dropped = 0

Definition at line 75 of file StatCounters.h.

Referenced by icpUdpSend().

◆ replies_queued

int StatCounters::replies_queued = 0

Definition at line 74 of file StatCounters.h.

Referenced by GetCountersStats(), GetInfo(), and icpUdpSend().

◆ replies_recv

int StatCounters::replies_recv = 0

Definition at line 71 of file StatCounters.h.

Referenced by GetCountersStats(), and icpCount().

◆ replies_sent

int StatCounters::replies_sent = 0

Definition at line 68 of file StatCounters.h.

Referenced by GetCountersStats(), and icpCount().

◆ replySvcTime

StatHist StatCounters::replySvcTime

Definition at line 83 of file StatCounters.h.

Referenced by GetAvgStat(), icpCount(), snmp_prfProtoFn(), statCountersHistograms(), and statCountersInitSpecial().

◆ requests

int StatCounters::requests = 0

Definition at line 40 of file StatCounters.h.

Referenced by Ftp::Client::Client(), clientUpdateStatCounters(), SignalEngine::doShutdown(), GetCountersStats(), GetInfo(), snmp_prfProtoFn(), snmp_prfSysFn(), HttpStateData::start(), statRequestHitRatio(), statSawRecentRequests(), switchToTunnel(), tunnelStart(), and unlinkdUnlink().

◆ seeks

int StatCounters::seeks = 0

Definition at line 137 of file StatCounters.h.

Referenced by diskHandleRead().

◆ select_fds

int StatCounters::select_fds = 0

Definition at line 119 of file StatCounters.h.

Referenced by Comm::DoSelect(), and GetAvgStat().

◆ select_fds_hist

StatHist StatCounters::select_fds_hist

Definition at line 129 of file StatCounters.h.

Referenced by commIncomingStats(), commIncomingStats(), Comm::DoSelect(), GetAvgStat(), statCountersHistograms(), and statCountersInitSpecial().

◆ select_loops

unsigned long int StatCounters::select_loops = 0

Definition at line 118 of file StatCounters.h.

Referenced by commIncomingStats(), commIncomingStats(), Comm::DoSelect(), GetCountersStats(), and GetInfo().

◆ select_time

double StatCounters::select_time = 0.0

Definition at line 120 of file StatCounters.h.

Referenced by GetAvgStat().

◆ selects

int StatCounters::selects = 0

Definition at line 152 of file StatCounters.h.

Referenced by comm_check_incoming_poll_handlers(), comm_check_incoming_select_handlers(), and examine_select().

◆ sendtos

int StatCounters::sendtos = 0

Definition at line 150 of file StatCounters.h.

Referenced by comm_udp_sendto().

◆ [struct]

◆ [struct]

struct { ... } StatCounters::sock

Referenced by Comm::TcpAcceptor::acceptInto(), comm_close_complete(), comm_connect_addr(), comm_open_uds(), comm_openex(), comm_udp_recvfrom(), comm_udp_sendto(), commBind(), and Comm::ReadNow().

◆ sockets

int StatCounters::sockets = 0

Definition at line 143 of file StatCounters.h.

Referenced by comm_open_uds(), and comm_openex().

◆ svcTime

StatHist StatCounters::svcTime

Definition at line 98 of file StatCounters.h.

Referenced by fqdncacheHandleReply(), GetAvgStat(), ipcacheHandleReply(), snmp_prfProtoFn(), statCountersHistograms(), statCountersInitSpecial(), and statPctileSvc().

◆ [struct]

struct { ... } StatCounters::swap

Referenced by Fs::Ufs::UFSSwapDir::DirClean(), GetCountersStats(), storeSwapInFileClosed(), storeSwapOutFileClosed(), and storeUnregister().

◆ [struct]

struct { ... } StatCounters::syscalls

◆ times_used

int StatCounters::times_used = 0

Definition at line 85 of file StatCounters.h.

Referenced by clientUpdateHierCounters(), GetCountersStats(), and statPeerSelect().

◆ timestamp

struct timeval StatCounters::timestamp

Definition at line 123 of file StatCounters.h.

Referenced by GetAvgStat(), GetCountersStats(), and statAvgTick().

◆ [struct]

struct { ... } StatCounters::unlink

Referenced by GetCountersStats(), GetInfo(), snmp_prfSysFn(), and unlinkdUnlink().

◆ unlinks

int StatCounters::unlinks = 0

Definition at line 138 of file StatCounters.h.

Referenced by safeunlink(), DiskdIOStrategy::unlinkDone(), unlinkdUnlink(), and DiskThreadsIOStrategy::unlinkFile().

◆ writes

int StatCounters::writes = 0

Definition at line 136 of file StatCounters.h.

Referenced by diskerWriteAttempts(), diskHandleWrite(), DiskThreadsDiskFile::write(), and DiskdFile::writeDone().

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

squid/src/StatCounters.h

StatCounters
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