- client: restore support for max_ncpus preference.

This and max_ncpus_pct can both be specified.
    If both are specified, we take the min.

svn path=/trunk/boinc/; revision=16268

checkin_notes

@@ -8563,3 +8563,18 @@ David  22 Oct 2008
     html/inc/
         uotd.inc
         boinc_db.inc
+
+David  22 Oct 2008
+    - client: restore support for max_ncpus preference.
+        This and max_ncpus_pct can both be specified.
+        If both are specified, we take the min.
+
+    client/
+        cpu_sched.cpp
+    html/
+        ops/
+            index.php
+        project.sample/
+            project.inc
+    lib/
+        prefs.cpp,h

client/cpu_sched.cpp

@@ -1631,12 +1631,19 @@ void CLIENT_STATE::set_ncpus() {
     if (config.ncpus>0) {
         ncpus = config.ncpus;
     } else if (host_info.p_ncpus>0) {
-        ncpus = (int)((host_info.p_ncpus * global_prefs.max_ncpus_pct)/100);
-        if (ncpus == 0) ncpus = 1;
+        ncpus = host_info.p_ncpus;
     } else {
         ncpus = 1;
     }
 
+    if (global_prefs.max_ncpus_pct) {
+        ncpus = (int)((host_info.p_ncpus * global_prefs.max_ncpus_pct)/100);
+    }
+    if (ncpus == 0) ncpus = 1;
+    if (global_prefs.max_ncpus && global_prefs.max_ncpus < ncpus) {
+        ncpus = global_prefs.max_ncpus;
+    }
+
     if (initialized && ncpus != ncpus_old) {
         msg_printf(0, MSG_INFO,
             "Number of usable CPUs has changed from %d to %d.  Running benchmarks.",

html/ops/index.php

@@ -51,6 +51,7 @@ if (file_exists("../cache/remote.revision")
         $context = stream_context_create(
             array(
                 'http' => array(
+                    'request_fulluri' = true,
                     'proxy' => $project_http_proxy
                 )
             )

html/project.sample/project.inc

@@ -26,7 +26,7 @@ define("POST_REPORT_EMAILS", "moderator1@$master_url|moderator2@$master_url");
 
 // set the following var if your project is behind a proxy.
 // This is used on ops/index.php to get the current SVN rev from BOINC
-//$project_http_proxy = "http://host.domain:port"
+//$project_http_proxy = "tcp://proxyname:port"
 
 function project_banner($title, $prefix) {
     // Put your project title and logo here

lib/prefs.cpp

@@ -58,6 +58,7 @@ void GLOBAL_PREFS_MASK::set_all() {
     work_buf_min_days = true;
     work_buf_additional_days = true;
     max_ncpus_pct = true;
+    max_ncpus= true;
     cpu_scheduling_period_minutes = true;
     disk_interval = true;
     disk_max_used_gb = true;
@@ -88,6 +89,7 @@ bool GLOBAL_PREFS_MASK::are_prefs_set() {
     if (work_buf_min_days) return true;
     if (work_buf_additional_days) return true;
     if (max_ncpus_pct) return true;
+    if (max_ncpus) return true;
     if (cpu_scheduling_period_minutes) return true;
     if (disk_interval) return true;
     if (disk_max_used_gb) return true;
@@ -278,7 +280,8 @@ void GLOBAL_PREFS::defaults() {
     dont_verify_images = false;
     work_buf_min_days = 0.1;
     work_buf_additional_days = 0.25;
-    max_ncpus_pct = 100;
+    max_ncpus_pct = 0;
+    max_ncpus = 0;
     cpu_scheduling_period_minutes = 60;
     disk_interval = 60;
     disk_max_used_gb = 10;
@@ -510,6 +513,10 @@ int GLOBAL_PREFS::parse_override(
             mask.max_ncpus_pct = true;
             continue;
         }
+        if (xp.parse_int(tag, "max_ncpus", max_ncpus)) {
+            if (max_ncpus < 0) max_ncpus = 0;
+            mask.max_ncpus = true;
+        }
         if (xp.parse_double(tag, "disk_interval", disk_interval)) {
             if (disk_interval<0) disk_interval = 0;
             mask.disk_interval = true;
@@ -658,6 +665,9 @@ int GLOBAL_PREFS::write(MIOFILE& f) {
         max_bytes_sec_down,
         cpu_usage_limit
     );
+    if (max_ncpus) {
+        f.printf("   <max_ncpus>%d<</max_ncpus>\n", max_ncpus);
+    }
 
     for (int i=0; i<7; i++) {
         TIME_SPAN* cpu = cpu_times.week.get(i);
@@ -750,6 +760,9 @@ int GLOBAL_PREFS::write_subset(MIOFILE& f, GLOBAL_PREFS_MASK& mask) {
     if (mask.max_ncpus_pct) {
         f.printf("   <max_ncpus_pct>%f</max_ncpus_pct>\n", max_ncpus_pct);
     }
+    if (mask.max_ncpus) {
+        f.printf("   <max_ncpus>%d</max_ncpus>\n", max_ncpus);
+    }
     if (mask.cpu_scheduling_period_minutes) {
         f.printf("   <cpu_scheduling_period_minutes>%f</cpu_scheduling_period_minutes>\n", cpu_scheduling_period_minutes);
     }

lib/prefs.h

@@ -50,6 +50,7 @@ struct GLOBAL_PREFS_MASK {
     bool work_buf_min_days;
     bool work_buf_additional_days;
     bool max_ncpus_pct;
+    bool max_ncpus;
     bool cpu_scheduling_period_minutes;
     bool disk_interval;
     bool disk_max_used_gb;
@@ -144,6 +145,7 @@ struct GLOBAL_PREFS {
     double work_buf_min_days;
     double work_buf_additional_days;
     double max_ncpus_pct;
+    int max_ncpus;
     double cpu_scheduling_period_minutes;
     double disk_interval;
     double disk_max_used_gb;