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3 | # this extension swaps out maps and resets them, in essence managing |
3 | # this extension swaps out maps and resets them, in essence managing |
4 | # the reset/swap policy of the server. |
4 | # the reset/swap policy of the server. |
5 | # it also contains the map prefetching logic |
5 | # it also contains the map prefetching logic |
6 | |
6 | |
7 | #our $DEACTIVATE_TIMEOUT = 20; # number of seconds after which maps get deactivated to save cpu |
7 | #our $DEACTIVATE_TIMEOUT = 20; # number of seconds after which maps get deactivated to save cpu |
8 | our $SWAP_TIMEOUT = $cf::CFG{swap_timeout} || 35; # number of seconds after which maps inactive get swapped out |
8 | our $SWAP_TIMEOUT = $cf::CFG{swap_timeout} || 40; # number of seconds after which maps inactive get swapped out |
9 | our $SCHEDULE_INTERVAL = $cf::CFG{schedule_interval} || 10; # time the map scheduler sleeps between runs |
9 | our $SCHEDULE_INTERVAL = $cf::CFG{schedule_interval} || 5; # time the map scheduler sleeps between runs |
10 | our $SAVE_TIMEOUT = $cf::CFG{save_timeout} || 20; # save maps every n seconds |
10 | our $SAVE_TIMEOUT = $cf::CFG{save_timeout} || 20; # save maps every n seconds |
11 | our $MAX_ACTIVES = $cf::CFG{max_actives} || 200000; # swap aggressively when > this many objects are active |
11 | our $MAX_ACTIVES = $cf::CFG{max_actives} || 200000; # swap aggressively when > this many objects are active |
12 | |
12 | |
13 | cf::async_ext { |
13 | cf::async_ext { |
14 | $Coro::current->prio (Coro::PRIO_MIN); |
14 | $Coro::current->prio (Coro::PRIO_MIN); |
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20 | my $files = Coro::AIO::aio_readdir cf::localdir . "/" . cf::tmpdir; |
20 | my $files = Coro::AIO::aio_readdir cf::localdir . "/" . cf::tmpdir; |
21 | |
21 | |
22 | for my $map (@$files) { |
22 | for my $map (@$files) { |
23 | utf8::decode $map; |
23 | utf8::decode $map; |
24 | next if $map =~ /\.(?:pst|meta)$/; |
24 | next if $map =~ /\.(?:pst|meta)$/; |
25 | $map =~ s/∕/\//g; |
|
|
26 | $map =~ s/\.map$//; |
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|
27 | cf::map::find $map; |
25 | cf::map::find $map; |
28 | $cf::WAIT_FOR_TICK_ONE->wait; |
26 | $cf::WAIT_FOR_TICK->wait; |
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|
27 | $cf::WAIT_FOR_TICK->wait; |
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|
28 | $cf::WAIT_FOR_TICK->wait; |
29 | } |
29 | } |
30 | |
30 | |
31 | #TODO: should also preload random maps... |
31 | #TODO: should also preload random maps... |
32 | }; |
32 | }; |
33 | |
33 | |
34 | our $SCHEDULER = cf::async_ext { |
34 | our $SCHEDULER = cf::async_ext { |
35 | my $schedule_interval = Coro::Event->timer (after => 1, interval => $SCHEDULE_INTERVAL); |
|
|
36 | while () { |
35 | while () { |
37 | $schedule_interval->next unless cf::object::actives_size > $MAX_ACTIVES; |
36 | Coro::Event::do_timer (after => $SCHEDULE_INTERVAL); |
38 | |
37 | |
39 | # this weird form of iteration over values is used because |
38 | # this weird form of iteration over values is used because |
40 | # the hash changes underneath us frequently, and for |
39 | # the hash changes underneath us frequently, and for |
41 | # keeps a direct reference to the value without (in 5.8 perls) |
40 | # keeps a direct reference to the value without (in 5.8 perls) |
42 | # keeping a reference, so this is prone to crashes or worse. |
41 | # keeping a reference, so this is prone to crashes or worse. |