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-rw-r--r--lib/kernel/test/file_SUITE.erl20
1 files changed, 11 insertions, 9 deletions
diff --git a/lib/kernel/test/file_SUITE.erl b/lib/kernel/test/file_SUITE.erl
index fb66bbdb6c..9ee53b90d8 100644
--- a/lib/kernel/test/file_SUITE.erl
+++ b/lib/kernel/test/file_SUITE.erl
@@ -2948,20 +2948,22 @@ delayed_write(Config) when is_list(Config) ->
%%
%% Test caching and normal close of non-raw file
{ok, Fd1} =
- ?FILE_MODULE:open(File, [write, {delayed_write, Size+1, 2000}]),
+ ?FILE_MODULE:open(File, [write, {delayed_write, Size+1, 400}]),
ok = ?FILE_MODULE:write(Fd1, Data1),
- timer:sleep(1000), % Just in case the file system is slow
+ %% Wait for a reasonable amount of time to check whether the write was
+ %% practically instantaneous or actually delayed.
+ timer:sleep(100),
{ok, Fd2} = ?FILE_MODULE:open(File, [read]),
eof = ?FILE_MODULE:read(Fd2, 1),
ok = ?FILE_MODULE:write(Fd1, Data1), % Data flush on size
- timer:sleep(1000), % Just in case the file system is slow
+ timer:sleep(100),
{ok, Data1Data1} = ?FILE_MODULE:pread(Fd2, bof, 2*Size+1),
ok = ?FILE_MODULE:write(Fd1, Data1),
- timer:sleep(3000), % Wait until data flush on timeout
+ timer:sleep(500), % Wait until data flush on timeout
{ok, Data1Data1Data1} = ?FILE_MODULE:pread(Fd2, bof, 3*Size+1),
ok = ?FILE_MODULE:write(Fd1, Data1),
ok = ?FILE_MODULE:close(Fd1), % Data flush on close
- timer:sleep(1000), % Just in case the file system is slow
+ timer:sleep(100),
{ok, Data1Data1Data1Data1} = ?FILE_MODULE:pread(Fd2, bof, 4*Size+1),
ok = ?FILE_MODULE:close(Fd2),
%%
@@ -2995,7 +2997,7 @@ delayed_write(Config) when is_list(Config) ->
{'DOWN', Mref1, _, _, _} = Down1a ->
ct:fail(Down1a)
end,
- timer:sleep(1000), % Just in case the file system is slow
+ timer:sleep(100), % Just in case the file system is slow
{ok, Fd3} = ?FILE_MODULE:open(File, [read]),
eof = ?FILE_MODULE:read(Fd3, 1),
Child1 ! {Parent, continue, normal},
@@ -3005,7 +3007,7 @@ delayed_write(Config) when is_list(Config) ->
{'DOWN', Mref1, _, _, _} = Down1b ->
ct:fail(Down1b)
end,
- timer:sleep(1000), % Just in case the file system is slow
+ timer:sleep(100), % Just in case the file system is slow
{ok, Data1} = ?FILE_MODULE:pread(Fd3, bof, Size+1),
ok = ?FILE_MODULE:close(Fd3),
%%
@@ -3018,7 +3020,7 @@ delayed_write(Config) when is_list(Config) ->
{'DOWN', Mref2, _, _, _} = Down2a ->
ct:fail(Down2a)
end,
- timer:sleep(1000), % Just in case the file system is slow
+ timer:sleep(100), % Just in case the file system is slow
{ok, Fd4} = ?FILE_MODULE:open(File, [read]),
eof = ?FILE_MODULE:read(Fd4, 1),
Child2 ! {Parent, continue, kill},
@@ -3028,7 +3030,7 @@ delayed_write(Config) when is_list(Config) ->
{'DOWN', Mref2, _, _, _} = Down2b ->
ct:fail(Down2b)
end,
- timer:sleep(1000), % Just in case the file system is slow
+ timer:sleep(100), % Just in case the file system is slow
eof = ?FILE_MODULE:pread(Fd4, bof, 1),
ok = ?FILE_MODULE:close(Fd4),
%%