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#pragma once
#include "pretty_print.h"
#include "runtime.h"
#include "sandbox_types.h"
extern FILE *sandbox_perf_log;
/**
* @brief Prints headers for the per-sandbox perf logs
*/
static inline void
sandbox_perf_log_print_header()
{
if (sandbox_perf_log == NULL) { perror("sandbox perf log"); }
fprintf(sandbox_perf_log, "id,module,port,state,deadline,actual,queued,uninitialized,allocated,initialized,"
"runnable,interrupted,preempted,"
"running_sys,running_user,asleep,returned,complete,error,proc_MHz,memory\n");
}
/**
* Prints key performance metrics for a sandbox to sandbox_perf_log
* This is defined by an environment variable
* @param sandbox
*/
static inline void
sandbox_perf_log_print_entry(struct sandbox *sandbox)
{
/* If the log was not defined by an environment variable, early out */
if (sandbox_perf_log == NULL) return;
uint64_t queued_duration = sandbox->timestamp_of.allocation - sandbox->timestamp_of.request_arrival;
/*
* Assumption: A sandbox is never able to free pages. If linear memory management
* becomes more intelligent, then peak linear memory size needs to be tracked
* seperately from current linear memory size.
*/
fprintf(sandbox_perf_log, "%lu,%s,%d,%s,%lu,%lu,%lu,,%lu,%lu,%lu,%lu,%lu,%lu,%lu,%lu,%lu,%lu,%lu,%lu,%u\n",
sandbox->id, sandbox->module->name, sandbox->module->port, sandbox_state_stringify(sandbox->state),
sandbox->module->relative_deadline, sandbox->total_time, queued_duration,
sandbox->duration_of_state[SANDBOX_UNINITIALIZED], sandbox->duration_of_state[SANDBOX_ALLOCATED],
sandbox->duration_of_state[SANDBOX_INITIALIZED], sandbox->duration_of_state[SANDBOX_RUNNABLE],
sandbox->duration_of_state[SANDBOX_INTERRUPTED], sandbox->duration_of_state[SANDBOX_PREEMPTED],
sandbox->duration_of_state[SANDBOX_RUNNING_SYS], sandbox->duration_of_state[SANDBOX_RUNNING_USER],
sandbox->duration_of_state[SANDBOX_ASLEEP], sandbox->duration_of_state[SANDBOX_RETURNED],
sandbox->duration_of_state[SANDBOX_COMPLETE], sandbox->duration_of_state[SANDBOX_ERROR],
runtime_processor_speed_MHz);
}
static inline void
sandbox_perf_log_init()
{
char *sandbox_perf_log_path = getenv("SLEDGE_SANDBOX_PERF_LOG");
if (sandbox_perf_log_path != NULL) {
pretty_print_key_value("Sandbox Performance Log", "%s\n", sandbox_perf_log_path);
sandbox_perf_log = fopen(sandbox_perf_log_path, "w");
if (sandbox_perf_log == NULL) perror("sandbox_perf_log_init\n");
sandbox_perf_log_print_header();
} else {
pretty_print_key_disabled("Sandbox Performance Log");
}
}
static inline void
sandbox_perf_log_cleanup()
{
if (sandbox_perf_log != NULL) {
fflush(sandbox_perf_log);
fclose(sandbox_perf_log);
}
}