diff options
Diffstat (limited to 'lib/tools/src/cover.erl')
| -rw-r--r-- | lib/tools/src/cover.erl | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/lib/tools/src/cover.erl b/lib/tools/src/cover.erl index c4d1bd1d2f..4cc78403e1 100644 --- a/lib/tools/src/cover.erl +++ b/lib/tools/src/cover.erl @@ -972,14 +972,25 @@ remote_start(MainNode) -> {error,{already_started,Pid}} end. -%% Load a set of cover compiled modules on remote nodes -remote_load_compiled(Nodes,Compiled0) -> - Compiled = lists:map(fun get_data_for_remote_loading/1,Compiled0), +%% Load a set of cover compiled modules on remote nodes, +%% We do it ?MAX_MODS modules at a time so that we don't +%% run out of memory on the cover_server node. +-define(MAX_MODS, 10). +remote_load_compiled(Nodes,Compiled) -> + remote_load_compiled(Nodes, Compiled, [], 0). +remote_load_compiled(_Nodes, [], [], _ModNum) -> + ok; +remote_load_compiled(Nodes, Compiled, Acc, ModNum) + when Compiled == []; ModNum == ?MAX_MODS -> lists:foreach( fun(Node) -> - remote_call(Node,{remote,load_compiled,Compiled}) + remote_call(Node,{remote,load_compiled,Acc}) end, - Nodes). + Nodes), + remote_load_compiled(Nodes, Compiled, [], 0); +remote_load_compiled(Nodes, [MF | Rest], Acc, ModNum) -> + remote_load_compiled( + Nodes, Rest, [get_data_for_remote_loading(MF) | Acc], ModNum + 1). %% Read all data needed for loading a cover compiled module on a remote node %% Binary is the beam code for the module and InitialTable is the initial @@ -993,8 +1004,8 @@ get_data_for_remote_loading({Module,File}) -> %% Create a match spec which returns the clause info {Module,InitInfo} and %% all #bump keys for the given module with 0 number of calls. ms(Module) -> - ets:fun2ms(fun({Module,InitInfo}) -> - {Module,InitInfo}; + ets:fun2ms(fun({Mod,InitInfo}) -> + {Mod,InitInfo}; ({Key,_}) when is_record(Key,bump),Key#bump.module=:=Module -> {Key,0} end). |