// This file is part of BOINC. // http://boinc.berkeley.edu // Copyright (C) 2008 University of California // // BOINC is free software; you can redistribute it and/or modify it // under the terms of the GNU Lesser General Public License // as published by the Free Software Foundation, // either version 3 of the License, or (at your option) any later version. // // BOINC is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. // See the GNU Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public License // along with BOINC. If not, see . #define SHOW_TIMING 0 #include "config.h" #include #include #include #include #if SHOW_TIMING #include #endif #include "procinfo.h" #include "client_msgs.h" #include "client_state.h" using std::vector; // build table of all processes in system // int procinfo_setup(vector& pi) { int pid = getpid(); FILE* fd; PROCINFO p; int c, real_mem, virtual_mem, hours; char* lf; #if SHOW_TIMING UnsignedWide start, end, elapsed; start = UpTime(); #endif // Some values of possible interest available from 'ps' command: // %cpu percentage cpu usage (alias pcpu) // %mem percentage memory usage (alias pmem) // command command (executable name) // majflt total page faults // minflt total page reclaims // nswap total swaps in/out // pagein pageins (same as majflt) // pid process ID // ppid parent process ID // poip pageouts in progress // rss resident set size in Kbytes // time accumulated cpu time, user + system // vsz virtual size in Kbytes // // Unfortunately, the selectors majflt, minflt, pagein do not work on OS X, // and ps does not return kernel time separately from user time. // // This code doesn't use PROCINFO.is_boinc_app, but we set it to be // consistent with the code for other platforms. // // Earlier versions of procinf_mac.C launched a small helper application // AppStats using a bi-directional pipe. AppStats used mach ports to get // all the information, including page fault counts, kernel and user times. // In order to use mach ports, AppStats must run setuid root. // // But these three items are not actually used (page fault counts aren't // available from Windows either) so we have reverted to using the ps // utility, even though it takes more cpu time than AppStats did. // This eliminates the need to install our own application which runs setuid // root; this was perceived by some users as a security risk. fd = popen("ps -axcopid,ppid,rss,vsz,pagein,time,command", "r"); if (!fd) return 0; // Skip over the header line do { c = fgetc(fd); if (c == EOF) { pclose(fd); return 0; } } while (c != '\n'); while (1) { memset(&p, 0, sizeof(p)); c = fscanf(fd, "%d%d%d%d%ld%d:%lf ", &p.id, &p.parentid, &real_mem, &virtual_mem, &p.page_fault_count, &hours, &p.user_time); if (c < 7) break; if (fgets(p.command, sizeof(p.command) , fd) == NULL) break; lf = strchr(p.command, '\n'); if (lf) *lf = '\0'; // Strip trailing linefeed p.working_set_size = (double)real_mem * 1024.; p.swap_size = (double)virtual_mem * 1024.; p.user_time += 60. * (float)hours; p.is_boinc_app = (p.id == pid || strcasestr(p.command, "boinc")); pi.push_back(p); } pclose(fd); #if SHOW_TIMING end = UpTime(); elapsed = AbsoluteToNanoseconds(SubAbsoluteFromAbsolute(end, start)); msg_printf(NULL, MSG_INFO, "elapsed time = %llu, m_swap = %lf\n", elapsed, gstate.host_info.m_swap); #endif return 0; } // Scan the process table adding in CPU time and mem usage. Loop // thru entire table as the entries aren't in order. Recurse at // most 4 times to get additional child processes // void add_child_totals(PROCINFO& pi, vector& piv, int pid, int rlvl) { unsigned int i; if (rlvl > 3) { return; } for (i=0; i& piv) { unsigned int i; for (i=0; i& piv) { unsigned int i; memset(&pi, 0, sizeof(pi)); for (i=0; i