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-rw-r--r--src/test_multiplex.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/src/test_multiplex.c b/src/test_multiplex.c
index d31684794..5d29607ac 100644
--- a/src/test_multiplex.c
+++ b/src/test_multiplex.c
@@ -39,8 +39,13 @@
** URI.
**
** The multiplex VFS allows databases up to 32 GiB in size. But it splits
-** the files up into 1 GiB pieces, so that they will work even on filesystems
-** that do not support large files.
+** the files up into smaller pieces, so that they will work even on
+** filesystems that do not support large files. The default chunk size
+** is 2147418112 bytes (which is 64KiB less than 2GiB) but this can be
+** changed at compile-time by defining the SQLITE_MULTIPLEX_CHUNK_SIZE
+** macro. Use the "chunksize=NNNN" query parameter with a URI filename
+** in order to select an alternative chunk size for individual connections
+** at run-time.
*/
#include "sqlite3.h"
#include <string.h>