/usr/share/Yap/dbusage.yap is in yap 6.2.2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 | :- module(dbusage, [
db_usage/0,
db_static/0,
db_dynamic/0
]).
db_usage :-
statistics(heap,[HeapUsed,HeapFree]),
statistics(local_stack,[GInU,FreeS]),
statistics(global_stack,[SInU,_]),
statistics(trail,[TInU,FreeT]),
HeapUsedK is HeapUsed//1024,
HeapFreeK is HeapFree//1024,
StackSpace is (GInU+SInU+FreeS+TInU+FreeT)//1024,
format(user_error, 'Heap Space = ~d KB (+ ~dKB free)~n',[HeapUsedK,HeapFreeK]),
format(user_error, 'Stack Space = ~d KB~n',[StackSpace]),
findall(p(Cls,CSz,ISz),
(current_module(M),
current_predicate(_,M:P),
predicate_statistics(M:P,Cls,CSz,ISz)),LAll),
sumall(LAll, TCls, TCSz, TISz),
statistics(atoms,[AtomN,AtomS]),
AtomSK is AtomS//1024,
format(user_error, '~d Atoms taking ~d KB~n',[AtomN,AtomSK]),
TSz is TCSz+TISz,
TSzK is TSz//1024,
TCSzK is TCSz//1024,
TISzK is TISz//1024,
format(user_error, 'Total User Code~n ~d clauses taking ~d KB~n ~d KB in clauses + ~d KB in indices~n',
[TCls,TSzK,TCSzK,TISzK]),
statistics(static_code,[SCl,SI,SI1,SI2,SI3]),
SClK is SCl//1024,
SIK is SI//1024,
SI1K is SI1//1024,
SI2K is SI2//1024,
SI3K is SI3//1024,
ST is SCl+SI,
STK is ST//1024,
format(user_error, 'Total Static code=~d KB~n ~dKB in clauses + ~dKB in indices (~d+~d+~d)~n',
[STK,SClK,SIK,SI1K,SI2K,SI3K]),
statistics(dynamic_code,[DCl,DI,DI1,DI2,DI3,DI4]),
DClK is DCl//1024,
DIK is DI//1024,
DI1K is DI1//1024,
DI2K is DI2//1024,
DI3K is DI3//1024,
DI4K is DI4//1024,
DT is DCl+DI,
DTK is DT//1024,
format(user_error, 'Total Dynamic code=~d KB~n ~dKB in clauses + ~dKB in indices (~d+~d+~d+~d)~n',
[DTK,DClK,DIK,DI1K,DI2K,DI3K,DI4K]),
total_erased(DCls,DSZ,ICls,ISZ),
(DCls =:= 0 ->
true
;
DSZK is DSZ//1024,
format(user_error, ' ~d erased clauses not reclaimed (~dKB)~n',[DCls,DSZK])
),
(ICls =:= 0 ->
true
;
ISZK is ISZ//1024,
format(user_error, ' ~d erased indices not reclaimed (~dKB)~n',[ICls,ISZK])
),
!.
db_usage:-
write(mem_dump_error),nl.
db_static :-
setof(p(Sz,M:P,Cls,CSz,ISz),
PN^(current_module(M),
current_predicate(PN,M:P),
\+ predicate_property(M:P,dynamic),
predicate_statistics(M:P,Cls,CSz,ISz),
Sz is (CSz+ISz)),All),
format(user_error,' Static user code~n===========================~n',[]),
display_preds(All).
db_dynamic :-
setof(p(Sz,M:P,Cls,CSz,ISz,ECls,ECSz,EISz),
PN^(current_module(M),
current_predicate(PN,M:P),
predicate_property(M:P,dynamic),
predicate_statistics(M:P,Cls,CSz,ISz),
predicate_erased_statistics(M:P,ECls,ECSz,EISz),
Sz is (CSz+ISz+ECSz+EISz)),
All),
format(user_error,' Dynamic user code~n===========================~n',[]),
display_dpreds(All).
display_preds([]).
display_preds([p(Sz,M:P,Cls,CSz,ISz)|_]) :-
functor(P,A,N),
KSz is Sz//1024,
KCSz is CSz//1024,
KISz is ISz//1024,
(M = user -> Name = A/N ; Name = M:A/N),
format(user_error,'~w~t~36+:~t~d~7+ clauses using~|~t~d~8+ KB (~d + ~d)~n',[Name,Cls,KSz,KCSz,KISz]),
fail.
display_preds([_|All]) :-
display_preds(All).
display_dpreds([]).
display_dpreds([p(Sz,M:P,Cls,CSz,ISz,ECls,ECSz,EISz)|_]) :-
functor(P,A,N),
KSz is Sz//1024,
KCSz is CSz//1024,
KISz is ISz//1024,
(M = user -> Name = A/N ; Name = M:A/N),
format(user_error,'~w~t~36+:~t~d~7+ clauses using~|~t~d~8+ KB (~d + ~d)~n',[Name,Cls,KSz,KCSz,KISz]),
(ECls =:= 0
->
true
;
ECSzK is ECSz//1024,
format(user_error,' ~d erased clauses: ~d KB~n',[ECls,ECSzK])
),
(EISz =:= 0
->
true
;
EISzK is EISz//1024,
format(user_error,' ~d KB erased indices~n',[EISzK])
),
fail.
display_dpreds([_|All]) :-
display_dpreds(All).
sumall(LEDAll, TEDCls, TEDCSz, TEDISz) :-
sumall(LEDAll, 0, TEDCls, 0, TEDCSz, 0, TEDISz).
sumall([], TEDCls, TEDCls, TEDCSz, TEDCSz, TEDISz, TEDISz).
sumall([p(Cls,CSz,ISz)|LEDAll], TEDCls0, TEDCls, TEDCSz0, TEDCSz, TEDISz0, TEDISz) :-
TEDClsI is Cls+TEDCls0,
TEDCSzI is CSz+TEDCSz0,
TEDISzI is ISz+TEDISz0,
sumall(LEDAll, TEDClsI, TEDCls, TEDCSzI, TEDCSz, TEDISzI, TEDISz).
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