--- deliantra/server/ext/map-scheduler.ext	2007/06/11 21:38:13	1.37
+++ deliantra/server/ext/map-scheduler.ext	2007/09/19 21:57:26	1.43
@@ -12,6 +12,7 @@
 our $SWAP_LOAD2         = $cf::CFG{swap_load2}        ||  .4; # swap as fast as possible at this load
 
 cf::async_ext {
+   $Coro::current->{desc} = "startup map scanner";
    $Coro::current->prio (Coro::PRIO_MIN);
 
    # load the header of swapped-out maps.
@@ -20,14 +21,14 @@
    Coro::Timer::sleep 0.25;
 
    for my $path (@{ cf::map::tmp_maps or [] }, @{ cf::map::random_maps or [] }) {
+      cf::cede_to_tick;
       cf::map::find $path;
-      cf::wait_for_tick; Coro::cede;
    }
 
    # now hunt for resettable per-player maps
    for my $login (@{ cf::player::list_logins or [] }) {
       for my $path (@{ cf::player::maps $login or [] }) {
-         Coro::cede;
+         cf::cede_to_tick;
 
          $path =~ /^~[^\/]+(\/.*)$/
             or next; # doh
@@ -42,7 +43,6 @@
          next if $base->{deny_reset};
 
          my $map = cf::map::find $path;
-         cf::wait_for_tick;
 
          if ($map->{deny_reset}) {
             warn "found noreset map with resettable base map, resetting: $path\n";
@@ -53,9 +53,12 @@
 };
 
 our $SCHEDULER = cf::async_ext {
+   $Coro::current->{desc} = "map scheduler";
+   my $timer = Coro::Event->timer (after => 1);
+
    while () {
-      Coro::Event::do_timer (after => $SCHEDULE_INTERVAL)
-         unless $cf::LOADAVG > $SWAP_LOAD2;
+      $timer->interval ($SCHEDULE_INTERVAL);
+      $timer->next unless $cf::LOADAVG > $SWAP_LOAD2;
 
       # this weird form of iteration over values is used because
       # the hash changes underneath us frequently, and for
@@ -77,14 +80,14 @@
             if ($map->should_reset) {
                $map->reset;
             } elsif ($map->in_memory == cf::MAP_IN_MEMORY) {
-               my $max_idle = cf::clamp +(cf::lerp $cf::LOADAVG, $SWAP_LOAD1, $SWAP_LOAD2, $SWAP_TIMEOUT, 0), 0, $SWAP_TIMEOUT;
+               my $max_idle = cf::clamp +(cf::lerp $cf::LOADAVG, $SWAP_LOAD1, $SWAP_LOAD2, $SWAP_TIMEOUT, $cf::TICK * 1.5),
+                                        $cf::TICK * 1.5, $SWAP_TIMEOUT;
 
                if ($map->last_access + $max_idle <= $cf::RUNTIME && !$map->players) {
                   $map->swap_out;
-                  cf::wait_for_tick unless $cf::LOADAVG > $SWAP_LOAD2;
                } elsif ($map->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) {
                   $map->save;
-                  cf::wait_for_tick unless $cf::LOADAVG > $SWAP_LOAD2;
+                  $map->{last_save} -= rand; # randomise map save times a bit
                }
             }
          };