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// accepts multiple CPU statistics for rendering
// returns a single row.
inline vector <string> renderCPUstat(bool perSecond, bool showTotals, const double &elapsed,
const uint32_t &CPUcount, const uint64_t &cpuTotal, const uint64_t &cpuDiff, const string &name)
__attribute((always_inline)); // has only one call site.
inline vector <string> renderCPUstat(bool perSecond, bool showTotals, const double &elapsed,
const uint32_t &CPUcount, const uint64_t &cpuTotal, const uint64_t &cpuDiff, const string &name)
{
struct timeWDHMS timeDiff = splitTime(cpuDiff /
( (double)USER_HZ * ( name == "uptime:" ? 1 :
(!perSecond || elapsed == 0 || showTotals ? 1 : elapsed)) )
);
char buf[64]; bzero(buf, 64);
string output;
if(name == "uptime:") {
char fractionalSeconds[3];
snprintf(fractionalSeconds, 2, "%2d", getFrac(cpuDiff / USER_HZ, 100));
output += time_rel_abbrev( getCurTime() - (cpuDiff / double(USER_HZ)) );
} else {
if(timeDiff.weeks) {
snprintf(buf, 63, "%3dw ", timeDiff.weeks);
output += buf;
}
if(timeDiff.days) {
snprintf(buf, 63, "%dd ", timeDiff.days);
output += buf;
}
snprintf(buf, 63, "%02d:%02d:%02d.%02d", timeDiff.hours, timeDiff.minutes,
(uint32_t)timeDiff.seconds, getFrac(timeDiff.seconds, 100));
output += buf;
}
if( name != "uptime:" ) {
bzero(buf, 64);
// ADJUSTFACTOR is a cygwin/win32 hack. Hopefully there's a better way.
// However, w/o this, the percentage figures are screwed.
#ifdef __CYGWIN__
#define ADJUSTFACTOR 10
#else
#define ADJUSTFACTOR 1
#endif
if(elapsed != 0) {
snprintf(buf, 63, "%6.1f%%",
double(cpuDiff) / double( (showTotals ? cpuTotal / USER_HZ : elapsed * CPUcount) ) /
ADJUSTFACTOR
);
} else {
snprintf(buf, 63, "%6.1f%%",
double(cpuDiff) / ( double(cpuTotal) / USER_HZ ) / ADJUSTFACTOR
);
}
output += buf;
} else {
output += " ";
}
vector<string> row;
row.push_back(name); row.push_back(output);
return row;
}
// accepts a single page statistic for rendering
// returns a single row.
inline vector <string> renderPageStat(bool perSecond, bool showTotals, double elapsed, const uint64_t &pageDiff, const string &name) {
char buf[64]; bzero(buf, 64);
#if __WORDSIZE == 64
snprintf(buf, 63, "%15lu",
#else
snprintf(buf, 63, "%15llu",
#endif
uint64_t(pageDiff / (perSecond && !showTotals ?
( elapsed == 0 ? 1 : elapsed) : 1)));
vector<string> row;
row.push_back(name); row.push_back(string(buf));
return row;
}
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