diff --git a/KAELz4/src/kaelz4_adapter.h b/KAELz4/src/kaelz4_adapter.h
index ce670e26582f0cf313a410244492946d35e2ccec..a330a25d6a57eafd380f23832e6022ecf14f0168 100644
--- a/KAELz4/src/kaelz4_adapter.h
+++ b/KAELz4/src/kaelz4_adapter.h
@@ -24,7 +24,7 @@ enum {
 #define KAELZ4_TASK_QUEUE_DEPTH 1024
 #define ENQUEUE_TIME_OUT_US 1000000
 #define SMALL_BLOCK_SIZE (64 * 1024)
-#define SMALL_BLOCK_MAX_BUF_NUM (60)
+#define SMALL_BLOCK_MAX_BUF_NUM (255)
 #define ASYNC_DEQUEUE_PROCESS_DEFAULT_BUDGET 1
 #define ASYNC_POLLING_DEFAULT_BUDGET 1
 
diff --git a/KAELz4/src/v1/kaelz4_ctx.h b/KAELz4/src/v1/kaelz4_ctx.h
index 7fb5109dff60bc01f4182d8f99a408ba20992fb1..dc3060f816c14a400e4cf91c492eb5172f0dacd6 100644
--- a/KAELz4/src/v1/kaelz4_ctx.h
+++ b/KAELz4/src/v1/kaelz4_ctx.h
@@ -12,7 +12,7 @@
 #include "uadk/v1/wd_comp.h"
 
 #define MAX_KAE_CTX_DEPTH 64
-#define REQ_BUFFER_MAX 60   // uadk支持最大的sgl buf数量
+#define REQ_BUFFER_MAX 255   // uadk支持最大的sgl buf数量
 
 enum kaelz4_comp_status {
     KAEZIP_COMP_INIT = 0,
diff --git a/KAELz4/test/kzip/compress_ctx.h b/KAELz4/test/kzip/compress_ctx.h
index 0b54cf6e8e0024bfa6dac7fe876433ba9d82b540..0a01869cbeb5e9e8df542feae05f2025fa46655f 100644
--- a/KAELz4/test/kzip/compress_ctx.h
+++ b/KAELz4/test/kzip/compress_ctx.h
@@ -39,9 +39,9 @@ struct __attribute__((aligned(64))) compress_param {
     struct kaelz4_buffer_list tuple;
     uint64_t start_time;
     volatile unsigned int done;
-    struct kaelz4_buffer src_buf[128];
-    struct kaelz4_buffer dst_buf[128];
-    struct kaelz4_buffer tuple_buf[128];
+    struct kaelz4_buffer src_buf[1024];
+    struct kaelz4_buffer dst_buf[1024];
+    struct kaelz4_buffer tuple_buf[1024];
 };
 
 struct compress_ctx {
diff --git a/KAELz4/test/kzip/main.c b/KAELz4/test/kzip/main.c
index f50bae933a7795202a0266635fe526cf8e118429..8fc38ede2acfd6b96671250b7b1806954a8f4858 100644
--- a/KAELz4/test/kzip/main.c
+++ b/KAELz4/test/kzip/main.c
@@ -1545,12 +1545,12 @@ int main(int argc, char **argv)
         return -1;
     }
 
-    struct compress_ctx ctx;
-    compress_ctx_init(&ctx, compress, inflight_num, chunk_len, algorithm, is_test_crc);
-    ctx.loop_times = loop_times;
+    struct compress_ctx *ctx = malloc(sizeof(struct compress_ctx));
+    compress_ctx_init(ctx, compress, inflight_num, chunk_len, algorithm, is_test_crc);
+    ctx->loop_times = loop_times;
 
-    if (!ctx.compress_or_decompress && g_file_chunk_size > 0 && threadNum == 1) { // 如果是分片解压，单独处理
-        ret = start_work_decompress(&ctx, in_filename, out_filename, multi, window_bits, level);
+    if (!ctx->compress_or_decompress && g_file_chunk_size > 0 && threadNum == 1) { // 如果是分片解压，单独处理
+        ret = start_work_decompress(ctx, in_filename, out_filename, multi, window_bits, level);
     } else {
         if (threadNum > 1) {
             pthread_t threads[threadNum];
@@ -1574,15 +1574,16 @@ int main(int argc, char **argv)
                 pthread_join(threads[j], NULL);
             }
         } else {
-           ret = start_work(&ctx, in_filename, out_filename, multi, window_bits, level);
+           ret = start_work(ctx, in_filename, out_filename, multi, window_bits, level);
         }
     }
 
-    if (ctx.sess)
-        KAELZ4_destroy_async_compress_session(ctx.sess);
+    if (ctx->sess)
+        KAELZ4_destroy_async_compress_session(ctx->sess);
     else
         LZ4_teardown_async_compress();
 
-    compress_ctx_destory(&ctx);
+    compress_ctx_destory(ctx);
+    free(ctx);
     return ret;
 }
diff --git a/scripts/patches/0008-uadk-support-sgl-zero-copy-for-kaelz4.patch b/scripts/patches/0008-uadk-support-sgl-zero-copy-for-kaelz4.patch
index 8f9c3375df000f73f6bc8d3f0948e9a1fb4eb9bc..f7f1fda61f7affbd1563de07c1d8fa882be0c3ca 100644
--- a/scripts/patches/0008-uadk-support-sgl-zero-copy-for-kaelz4.patch
+++ b/scripts/patches/0008-uadk-support-sgl-zero-copy-for-kaelz4.patch
@@ -78,7 +78,7 @@ index cb3b8ee..51dbe9c 100644
 +    struct wd_sglpool *sgl_pool = pool;
 +
 +    sgl->buf_num = buf_list->buf_num;
-+    sgl->sge_num = buf_list->buf_num + 1;
++    sgl->sge_num = buf_list->buf_num;
 +    sgl->pool = pool;
 +    for (int i = 0; i < sgl->buf_num; i++) {
 +        sgl->sge[i].flag = 0;