| 1 | package transferqueue; |
1 | package transferqueue; |
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2 | |
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3 | my @reserve = ( |
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4 | [ 1_200_000, 1], |
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5 | [ 3_000_000, 1], |
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6 | [ 75_000_000, 1], |
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7 | ); |
| 2 | |
8 | |
| 3 | sub new { |
9 | sub new { |
| 4 | my $class = shift; |
10 | my $class = shift; |
| 5 | bless { |
11 | my $self = bless { |
| 6 | slots => $_[0], |
12 | slots => $_[0], |
| 7 | lastspb => 0, |
13 | lastspb => 0, |
| 8 | avgspb => 0, |
14 | avgspb => 0, |
| 9 | }, $class; |
15 | }, $class; |
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16 | $self->{reschedule} = Event->timer( |
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17 | after => 10, |
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18 | interval => 3, |
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19 | cb => sub { $self->wake_next }, |
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20 | ); |
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21 | $self; |
| 10 | } |
22 | } |
| 11 | |
23 | |
| 12 | sub start_transfer { |
24 | sub start_transfer { |
| 13 | my $self = shift; |
25 | my $self = shift; |
| 14 | my $size = $_[0]; |
26 | my $size = $_[0]; |
| … | |
… | |
| 41 | sub wake_next { |
53 | sub wake_next { |
| 42 | my $self = shift; |
54 | my $self = shift; |
| 43 | |
55 | |
| 44 | $self->sort; |
56 | $self->sort; |
| 45 | |
57 | |
| 46 | while($self->{slots} > 0 && @{$self->{wait}}) { |
58 | while (@{$self->{wait}}) { |
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59 | my $size = $self->{wait}[0]{size}; |
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60 | my $min = 0; |
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61 | for (@reserve) { |
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62 | last if $size <= $_->[0]; |
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63 | $min += $_->[1]; |
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64 | } |
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65 | last unless $self->{slots} > $min; |
| 47 | my $transfer = shift @{$self->{wait}}; |
66 | my $transfer = shift @{$self->{wait}}; |
| 48 | if ($transfer) { |
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| 49 | $self->{lastspb} = $transfer->{spb}; |
67 | $self->{lastspb} = $transfer->{spb}; |
| 50 | $self->{avgspb} ||= $transfer->{spb}; |
68 | $self->{avgspb} ||= $transfer->{spb}; |
| 51 | $self->{avgspb} = $self->{avgspb} * 0.95 + $transfer->{spb} * 0.05; |
69 | $self->{avgspb} = $self->{avgspb} * 0.95 + $transfer->{spb} * 0.05; |
| 52 | $self->{started}++; |
70 | $self->{started}++; |
| 53 | $transfer->wake; |
71 | $transfer->wake; |
| 54 | last; |
72 | last; |
| 55 | } |
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| 56 | } |
73 | } |
| 57 | } |
74 | } |
| 58 | |
75 | |
| 59 | sub waiters { |
76 | sub waiters { |
| 60 | $_[0]->sort; |
77 | $_[0]->sort; |
| 61 | @{$_[0]{wait}}; |
78 | @{$_[0]{wait}}; |
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79 | } |
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80 | |
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81 | sub DESTROY { |
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82 | my $self = shift; |
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83 | |
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84 | $self->{reschedule}->cancel; |
| 62 | } |
85 | } |
| 63 | |
86 | |
| 64 | package transfer; |
87 | package transfer; |
| 65 | |
88 | |
| 66 | use Coro::Timer (); |
89 | use Coro::Timer (); |
