Use a larger amount of data for the interrupted_write tests so that
they work properly on systems configured with large pipe buffers.
diff --git a/Lib/test/test_io.py b/Lib/test/test_io.py
index 3769a02..5cd28f5 100644
--- a/Lib/test/test_io.py
+++ b/Lib/test/test_io.py
@@ -2880,7 +2880,7 @@
# The buffered IO layer must check for pending signal
# handlers, which in this case will invoke alarm_interrupt().
self.assertRaises(ZeroDivisionError,
- wio.write, item * (1024 * 1024))
+ wio.write, item * (3 * 1000 * 1000))
t.join()
# We got one byte, get another one and check that it isn't a
# repeat of the first one.