… | |
… | |
12 | sub start_transfer { |
12 | sub start_transfer { |
13 | my $self = shift; |
13 | my $self = shift; |
14 | my $size = $_[0]; |
14 | my $size = $_[0]; |
15 | |
15 | |
16 | my $transfer = bless { |
16 | my $transfer = bless { |
17 | queue => $self, |
17 | queue => $self, |
18 | time => $::NOW, |
18 | time => $::NOW, |
19 | size => $size, |
19 | size => $size, |
20 | coro => $Coro::current, |
20 | coro => $Coro::current, |
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|
21 | started => 0, |
21 | }, transfer::; |
22 | }, transfer::; |
22 | |
23 | |
23 | push @{$self->{wait}}, $transfer; |
24 | push @{$self->{wait}}, $transfer; |
24 | Scalar::Util::weaken($self->{wait}[-1]); |
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25 | |
25 | |
26 | $self->wake_next; |
26 | $self->wake_next; |
27 | |
27 | |
28 | $trans; |
28 | $transfer; |
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|
29 | } |
|
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30 | |
|
|
31 | sub sort { |
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32 | my @queue = grep $_, @{$_[0]{wait}}; |
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33 | |
|
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34 | $_->{spb} = ($::NOW-$_->{time}) / ($_->{size} || 1) for @queue; |
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35 | |
|
|
36 | $_[0]{wait} = [sort { $b->{spb} <=> $a->{spb} } @queue]; |
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37 | |
|
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38 | Scalar::Util::weaken $_ for @{$_[0]{wait}}; |
29 | } |
39 | } |
30 | |
40 | |
31 | sub wake_next { |
41 | sub wake_next { |
32 | my $self = shift; |
42 | my $self = shift; |
33 | |
43 | |
… | |
… | |
37 | my $transfer = shift @{$self->{wait}}; |
47 | my $transfer = shift @{$self->{wait}}; |
38 | if ($transfer) { |
48 | if ($transfer) { |
39 | $self->{lastspb} = $transfer->{spb}; |
49 | $self->{lastspb} = $transfer->{spb}; |
40 | $self->{avgspb} ||= $transfer->{spb}; |
50 | $self->{avgspb} ||= $transfer->{spb}; |
41 | $self->{avgspb} = $self->{avgspb} * 0.95 + $transfer->{spb} * 0.05; |
51 | $self->{avgspb} = $self->{avgspb} * 0.95 + $transfer->{spb} * 0.05; |
|
|
52 | $self->{started}++; |
42 | $transfer->wake; |
53 | $transfer->wake; |
43 | last; |
54 | last; |
44 | } |
55 | } |
45 | } |
56 | } |
46 | } |
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47 | |
|
|
48 | sub sort { |
|
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49 | my @queue = grep $_, @{$_[0]{wait}}; |
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50 | |
|
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51 | $_->{spb} = ($::NOW-$_->{time}) / ($_->{size} || 1) for @queue; |
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52 | |
|
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53 | $_[0]{wait} = [sort { $b->{spb} <=> $a->{spb} } @queue]; |
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54 | } |
57 | } |
55 | |
58 | |
56 | sub waiters { |
59 | sub waiters { |
57 | $_[0]->sort; |
60 | $_[0]->sort; |
58 | @{$_[0]{wait}}; |
61 | @{$_[0]{wait}}; |