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-rw-r--r--src/core/or/relay.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/src/core/or/relay.c b/src/core/or/relay.c
index 5046c9cc55..01a377b6f5 100644
--- a/src/core/or/relay.c
+++ b/src/core/or/relay.c
@@ -3135,6 +3135,9 @@ channel_flush_from_first_active_circuit, (channel_t *chan, int max))
/* Minimum value is the maximum circuit window size.
*
+ * This value is set to a lower bound we believe is reasonable with congestion
+ * control and basic network tunning parameters.
+ *
* SENDME cells makes it that we can control how many cells can be inflight on
* a circuit from end to end. This logic makes it that on any circuit cell
* queue, we have a maximum of cells possible.
@@ -3157,12 +3160,12 @@ channel_flush_from_first_active_circuit, (channel_t *chan, int max))
* DoS memory pressure so the default size is a middle ground between not
* having any limit and having a very restricted one. This is why we can also
* control it through a consensus parameter. */
-#define RELAY_CIRC_CELL_QUEUE_SIZE_MIN CIRCWINDOW_START_MAX
+#define RELAY_CIRC_CELL_QUEUE_SIZE_MIN 50
/* We can't have a consensus parameter above this value. */
#define RELAY_CIRC_CELL_QUEUE_SIZE_MAX INT32_MAX
/* Default value is set to a large value so we can handle padding cells
- * properly which aren't accounted for in the SENDME window. Default is 50000
- * allowed cells in the queue resulting in ~25MB. */
+ * properly which aren't accounted for in the SENDME window. Default is 2500
+ * allowed cells in the queue resulting in ~1MB. */
#define RELAY_CIRC_CELL_QUEUE_SIZE_DEFAULT \
(50 * RELAY_CIRC_CELL_QUEUE_SIZE_MIN)