… | |
… | |
10 | our $SAVE_TIMEOUT = $cf::CFG{save_timeout} || 30; # save maps every n seconds |
10 | our $SAVE_TIMEOUT = $cf::CFG{save_timeout} || 30; # save maps every n seconds |
11 | our $SWAP_LOAD1 = $cf::CFG{swap_load1} || .1; # start aggressively swapping at this load |
11 | our $SWAP_LOAD1 = $cf::CFG{swap_load1} || .1; # start aggressively swapping at this load |
12 | our $SWAP_LOAD2 = $cf::CFG{swap_load2} || .4; # swap as fast as possible at this load |
12 | our $SWAP_LOAD2 = $cf::CFG{swap_load2} || .4; # swap as fast as possible at this load |
13 | |
13 | |
14 | cf::async_ext { |
14 | cf::async_ext { |
|
|
15 | $Coro::current->{desc} = "initial map scanner"; |
15 | $Coro::current->prio (Coro::PRIO_MIN); |
16 | $Coro::current->prio (Coro::PRIO_MIN); |
16 | |
17 | |
17 | # load the header of swapped-out maps. |
18 | # load the header of swapped-out maps. |
18 | # this is not a correctness issue, it simply saves diskspace |
19 | # this is not a correctness issue, it simply saves diskspace |
19 | # because old files will get cleaned up on reset time |
20 | # because old files will get cleaned up on reset time |
… | |
… | |
50 | } |
51 | } |
51 | } |
52 | } |
52 | }; |
53 | }; |
53 | |
54 | |
54 | our $SCHEDULER = cf::async_ext { |
55 | our $SCHEDULER = cf::async_ext { |
|
|
56 | $Coro::current->{desc} = "map scheduler"; |
55 | my $timer = Coro::Event->timer (after => 1); |
57 | my $timer = Coro::Event->timer (after => 1); |
56 | |
58 | |
57 | while () { |
59 | while () { |
58 | $timer->interval ($SCHEDULE_INTERVAL); |
60 | $timer->interval ($SCHEDULE_INTERVAL); |
59 | $timer->next unless $cf::LOADAVG > $SWAP_LOAD2; |
61 | $timer->next unless $cf::LOADAVG > $SWAP_LOAD2; |
… | |
… | |
76 | # delete $map->{active}; |
78 | # delete $map->{active}; |
77 | # } |
79 | # } |
78 | if ($map->should_reset) { |
80 | if ($map->should_reset) { |
79 | $map->reset; |
81 | $map->reset; |
80 | } elsif ($map->in_memory == cf::MAP_IN_MEMORY) { |
82 | } elsif ($map->in_memory == cf::MAP_IN_MEMORY) { |
81 | my $max_idle = cf::clamp +(cf::lerp $cf::LOADAVG, $SWAP_LOAD1, $SWAP_LOAD2, $SWAP_TIMEOUT, 0), 0, $SWAP_TIMEOUT; |
83 | my $max_idle = cf::clamp +(cf::lerp $cf::LOADAVG, $SWAP_LOAD1, $SWAP_LOAD2, $SWAP_TIMEOUT, $cf::TICK * 1.5), |
|
|
84 | $cf::TICK * 1.5, $SWAP_TIMEOUT; |
82 | |
85 | |
83 | if ($map->last_access + $max_idle <= $cf::RUNTIME && !$map->players) { |
86 | if ($map->last_access + $max_idle <= $cf::RUNTIME && !$map->players) { |
84 | $map->swap_out; |
87 | $map->swap_out; |
85 | } elsif ($map->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) { |
88 | } elsif ($map->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) { |
86 | $map->save; |
89 | $map->save; |
|
|
90 | $map->{last_save} -= rand; # randomise map save times a bit |
87 | } |
91 | } |
88 | } |
92 | } |
89 | }; |
93 | }; |
90 | warn $@ if $@; |
94 | warn $@ if $@; |
91 | cf::cede_to_tick; |
95 | cf::cede_to_tick; |