gecko/toolkit/components/telemetry/TelemetryHistograms.h

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/**
 * This file lists Telemetry histograms collected by Firefox.  The format is
 *
 *    HISTOGRAM(id, minium, maximum, bucket count, histogram kind,
 *              human-readable description for about:telemetry)
 *
 */

HISTOGRAM(CYCLE_COLLECTOR, 1, 10000, 50, EXPONENTIAL, "Time(ms) spent on cycle collection")
HISTOGRAM(TELEMETRY_PING, 1, 3000, 10, EXPONENTIAL, "Time(ms) taken to submit telemetry info")
HISTOGRAM(TELEMETRY_SUCCESS, 0, 1, 2, BOOLEAN,  "Success(No, Yes) rate of telemetry submissions")
HISTOGRAM(MEMORY_JS_GC_HEAP, 1024, 512 * 1024, 10, EXPONENTIAL, "Memory(MB) used by the JavaScript GC")
HISTOGRAM(MEMORY_RESIDENT, 32 * 1024, 1024 * 1024, 10, EXPONENTIAL, "Resident memory(MB) reported by OS")
HISTOGRAM(MEMORY_LAYOUT_ALL, 1024, 64 * 1024, 10, EXPONENTIAL, "Memory(MB) reported used by layout")
#if defined(XP_WIN)
HISTOGRAM(EARLY_GLUESTARTUP_READ_OPS, 1, 100, 12, LINEAR, "ProcessIoCounters.ReadOperationCount before glue startup")
HISTOGRAM(EARLY_GLUESTARTUP_READ_TRANSFER, 1, 50 * 1024, 12, EXPONENTIAL, "ProcessIoCounters.ReadTransferCount before glue startup (KB)")
HISTOGRAM(GLUESTARTUP_READ_OPS, 1, 100, 12, LINEAR, "ProcessIoCounters.ReadOperationCount after glue startup")
HISTOGRAM(GLUESTARTUP_READ_TRANSFER, 1, 50 * 1024, 12, EXPONENTIAL, "ProcessIoCounters.ReadTransferCount after glue startup (KB)")
#elif defined(XP_UNIX)
HISTOGRAM(EARLY_GLUESTARTUP_HARD_FAULTS, 1, 100, 12, LINEAR, "Hard faults count before glue startup")
HISTOGRAM(GLUESTARTUP_HARD_FAULTS, 1, 500, 12, EXPONENTIAL, "Hard faults count after glue startup")
HISTOGRAM(HARD_PAGE_FAULTS, 8, 64 * 1024, 13, EXPONENTIAL, "Hard page faults (since last telemetry ping)")
#endif
HISTOGRAM(ZIPARCHIVE_CRC, 0, 1, 2, BOOLEAN, "Zip item CRC check pass")