t/jsonplus2csv_test: reduce file size

Reduce the file size to better accommodate testing on low-powered
devices. Also add a comment about the ionegine choice.

Signed-off-by: Vincent Fu <vincent.fu@wdc.com>

diff --git a/t/jsonplus2csv_test.py b/t/jsonplus2csv_test.py
index 2b34ef2511cc32fb926126b5fa8a893a978c6116..34084b14704c2dedba0ed0eec284ed7a92256a26 100755 (executable)
--- a/t/jsonplus2csv_test.py
+++ b/t/jsonplus2csv_test.py
@@ -44,6 +44,7 @@ def run_fio(fio):
         fio     path to fio executable.
     """
 
+# We need an async ioengine to get submission latencies
     if platform.system() == 'Linux':
         aio = 'libaio'
     elif platform.system() == 'Windows':
@@ -58,7 +59,7 @@ def run_fio(fio):
         "--ioengine=" + aio,
         "--time_based",
         "--runtime=3s",
-        "--size=1G",
+        "--size=1M",
         "--slat_percentiles=1",
         "--clat_percentiles=1",
         "--lat_percentiles=1",