| 157 | |
| 158 | |
| 159 | void GetCpuRate(CpuInfo &oldinfo, CpuInfo &newinfo, CpuRate &rate) { |
| 160 | int64_t alldiff = newinfo.use - oldinfo.use + |
| 161 | newinfo.nice - oldinfo.nice + |
| 162 | newinfo.sys - oldinfo.sys + |
| 163 | newinfo.idle - oldinfo.idle + |
| 164 | newinfo.iowait - oldinfo.iowait + |
| 165 | newinfo.hardirq - oldinfo.hardirq + |
| 166 | newinfo.softirq - oldinfo.softirq; |
| 167 | if ( alldiff > 0 ) |
| 168 | { |
| 169 | rate.userate = 100*(newinfo.use - oldinfo.use)/alldiff; |
| 170 | rate.sysrate = 100*(newinfo.sys - oldinfo.sys)/alldiff; |
| 171 | rate.iowaitrate = 100*(newinfo.iowait - oldinfo.iowait)/alldiff; |
| 172 | rate.hardirqrate = 100*(newinfo.hardirq - oldinfo.hardirq)/alldiff; |
| 173 | rate.softirqrate = 100*(newinfo.softirq - oldinfo.softirq)/alldiff; |
| 174 | oldinfo = newinfo; |
| 175 | NLInfo("use %llu sys %llu soft %llu", rate.userate, rate.sysrate, rate.softirqrate); |
| 176 | } |
| 177 | } |
| 178 | |
| 179 | int GetCpu() { |
| 180 | static int cpu = 0; |