[heap] increase default internal heap size for DTLS (#4130)

Test Case 8.1.1 on cc2538 OT TB has a fail probability of 19% due to
DTLS handshake failure. This commit fixes this issue by increasing
heap size by 128B (6144B -> 6272B), resulting in 100% Pass.
This commit is contained in:
Simon Lin
2019-08-30 08:59:28 -07:00
committed by Jonathan Hui
parent 4a9b611d05
commit 45b3baf040
@@ -270,7 +270,7 @@
#if OPENTHREAD_CONFIG_COAP_SECURE_API_ENABLE
#define OPENTHREAD_CONFIG_HEAP_INTERNAL_SIZE (3072 * sizeof(void *))
#else
#define OPENTHREAD_CONFIG_HEAP_INTERNAL_SIZE (1536 * sizeof(void *))
#define OPENTHREAD_CONFIG_HEAP_INTERNAL_SIZE (1568 * sizeof(void *))
#endif
#endif