daos_vos_tests

ssbandjl · Sep 10, 2023 · 74eef9b · 74eef9b
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diff --git a/flow/daos_flow_plant_uml.md → flow/daos_flow_plant_uml.pu b/flow/daos_flow_plant_uml.md → flow/daos_flow_plant_uml.pu
diff --git a/flow/daos_flow_vos.pu b/flow/daos_flow_vos.pu
@@ -0,0 +1,39 @@
+'在线渲染: https://www.planttext.com/'
+'使用文档: https://plantuml.com/zh/sequence-diagram'
+
+
+@startwbs
+
+title DAOS_VOS单元测试
+
++ vos_tests.c
+ + main
+  + daos_debug_init
+  + vos_self_init
+   + ABT_init(0, NULL)  初始化Argobots执行环境
+   + vos_start_epoch = 0
+   + vos_standalone_tls_init(DAOS_TGT_TAG) 运行target XS
+    + self_mode.self_tls = vos_tls_init(tags, 0 /* xs_id */, -1 /* target_id */)
+     + 分配tls, 初始化gc池链表头
+     + vos_obj_cache_create(LRU_CACHE_BITS, &tls->vtl_ocache) pm内存对象缓存(大小16, nr=8192)
+      + daos_lru_cache_create(cache_size, D_HASH_FT_NOLOCK, &obj_lru_ops, occ) 
+       + d_hash_table_create_inplace
+     + d_uhash_create(D_HASH_FT_NOLOCK, VOS_POOL_HHASH_BITS, &tls->vtl_pool_hhash) 池hash
+     + d_uhash_create vtl_cont_hhash 容器hash
+     + umem_init_txd(&tls->vtl_txd) -> 为了避免为每个事务分配阶段数据，umem 用户应该准备每个 xstream 阶段数据并通过 umem_init_txd() 对其进行初始化，该每个 xstream 阶段数据将用于同一 xstream 中的所有事务
+   + vos_self_init
+   + vos_self_nvme_init(db_path)
+   + vos_mod_init()
+   + vos_db_init_ex(db_path, "self_db", true, true)
+   + db = vos_db_get()
+   + rc = smd_init(db)
+   + bio_xsctxt_alloc(&self_mode.self_xs_ctxt, tgt_id, true)
+   + Using distance with closest side split for evtree
+  + run_all_tests(int keys) -> 运行所有的测试
+   + dts_create_config(cfg_desc_io, "keys=%d", keys)
+   + run_ts_tests -> lru
+   + ...
+   + run_wal_tests(cfg_desc_io)
+   + ...
+
+@endwbs
diff --git a/daos_io_path.md → flow/daos_io_path_dfuse_write_array_write.pu b/daos_io_path.md → flow/daos_io_path_dfuse_write_array_write.pu
@@ -29,7 +29,11 @@ fuse_buf_copy(&ibuf, bufv, 0) 拷贝用户数据
 
 dfuse -> dfs: dfs_write(oh->doh_dfs, oh->doh_obj, &ev->de_sgl, position, &ev->de_ev) \n\
 daos_array_write(obj->oh, DAOS_TX_NONE, &iod, sgl, ev) \n\
-dc_task_create(dc_array_write, NULL, ev, &task) 创建任务 \n\
+dc_task_create(dc_array_write, NULL, ev, &task) 写数组任务 \n\
+  tse_task_create(func, sched, NULL, &task) \n\
+  tse_task_register_comp_cb(task, task_comp_event, NULL, 0) 注册写数组任务回调(任务发送完成回调) \n\
+args->iod	= iod  \n\
+args->sgl	= sgl 将SGL设置到任务参数上 \n\
 dc_task_schedule(task, true) 调度客户端写数组任务
 
 dfs -> array: dc_array_write 写数组(IO)