diff options
Diffstat (limited to 'lib/kernel/test/prim_file_SUITE.erl')
| -rw-r--r-- | lib/kernel/test/prim_file_SUITE.erl | 62 |
1 files changed, 55 insertions, 7 deletions
diff --git a/lib/kernel/test/prim_file_SUITE.erl b/lib/kernel/test/prim_file_SUITE.erl index 8be94f1e57..e88d42788f 100644 --- a/lib/kernel/test/prim_file_SUITE.erl +++ b/lib/kernel/test/prim_file_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2000-2016. All Rights Reserved. +%% Copyright Ericsson AB 2000-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -19,8 +19,8 @@ %% -module(prim_file_SUITE). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, - init_per_group/2,end_per_group/2, - read_write_file/1]). + init_per_group/2,end_per_group/2, init_per_testcase/2, end_per_testcase/2, + read_write_file/1, free_memory/0]). -export([cur_dir_0a/1, cur_dir_0b/1, cur_dir_1a/1, cur_dir_1b/1, make_del_dir_a/1, make_del_dir_b/1, @@ -115,6 +115,18 @@ groups() -> [make_link_a, make_link_b, read_link_info_for_non_link, symlinks_a, symlinks_b, list_dir_error]}]. +init_per_testcase(large_write, Config) -> + {ok, Started} = application:ensure_all_started(os_mon), + [{started, Started}|Config]; +init_per_testcase(_TestCase, Config) -> + Config. + +end_per_testcase(large_write, Config) -> + [application:stop(App) || App <- lists:reverse(proplists:get_value(started, Config))], + ok; +end_per_testcase(_, _Config) -> + ok. + init_per_group(_GroupName, Config) -> Config. @@ -2022,11 +2034,13 @@ run_large_file_test(Config, Run, Name) -> {{unix,sunos},OsVersion} when OsVersion < {5,5,1} -> {skip,"Only supported on Win32, Unix or SunOS >= 5.5.1"}; {{unix,_},_} -> - N = unix_free(proplists:get_value(priv_dir, Config)), - io:format("Free disk: ~w KByte~n", [N]), - if N < 5 bsl 20 -> + DiscFree = unix_free(proplists:get_value(priv_dir, Config)), + MemFree = free_memory(), + io:format("Free disk: ~w KByte~n", [DiscFree]), + io:format("Free mem: ~w MByte~n", [MemFree]), + if DiscFree < 5 bsl 20; MemFree < 5 bsl 10 -> %% Less than 5 GByte free - {skip,"Less than 5 GByte free disk"}; + {skip,"Less than 5 GByte free disk/mem"}; true -> do_run_large_file_test(Config, Run, Name) end; @@ -2079,6 +2093,40 @@ zip_data([], Bs) -> zip_data(As, []) -> As. +%% Stolen from emulator -> alloc_SUITE +free_memory() -> + %% Free memory in MB. + try + SMD = memsup:get_system_memory_data(), + {value, {free_memory, Free}} = lists:keysearch(free_memory, 1, SMD), + TotFree = (Free + + case lists:keysearch(cached_memory, 1, SMD) of + {value, {cached_memory, Cached}} -> Cached; + false -> 0 + end + + case lists:keysearch(buffered_memory, 1, SMD) of + {value, {buffered_memory, Buffed}} -> Buffed; + false -> 0 + end), + usable_mem(TotFree) div (1024*1024) + catch + error : undef -> + ct:fail({"os_mon not built"}) + end. + +usable_mem(Memory) -> + case test_server:is_valgrind() of + true -> + %% Valgrind uses extra memory for the V- and A-bits. + %% http://valgrind.org/docs/manual/mc-manual.html#mc-manual.value + %% Docs says it uses "compression to represent the V bits compactly" + %% but let's be conservative and cut usable memory in half. + Memory div 2; + false -> + Memory + end. + + %%%----------------------------------------------------------------- %%% Utilities rm_rf(Mod,Dir) -> |