zvfs: submodule init

.gitignore

@@ -1,5 +1,6 @@
 *.o
 *.d
 *.so
-func_test
+zvfs/func_test
 zvfs_meta.txt
+zvfs/zvfs_meta.txt

.gitmodules

@@ -0,0 +1,4 @@
+[submodule "spdk"]
+	path = spdk
+	url = https://github.com/spdk/spdk.git
+	branch = v24.05

Makefile

@@ -1,37 +1,9 @@
-#  SPDX-License-Identifier: BSD-3-Clause
+.PHONY: all clean zvfs
-#  Copyright (C) 2017 Intel Corporation
-#  All rights reserved.
-#
 
-SPDK_ROOT_DIR := $(abspath $(CURDIR)/../spdk)
+all: zvfs
-include $(SPDK_ROOT_DIR)/mk/spdk.common.mk
-include $(SPDK_ROOT_DIR)/mk/spdk.modules.mk
-include $(SPDK_ROOT_DIR)/mk/spdk.app_vars.mk
 
-LIBZVFS := libzvfs.so
+zvfs:
-APP := func_test
+	$(MAKE) -C zvfs
-
-C_SRCS := zvfs.c zvfs_hook.c
-
-SPDK_LIB_LIST = $(ALL_MODULES_LIST) event event_bdev
-
-LIBS += $(SPDK_LIB_LINKER_ARGS)
-LDFLAGS += -shared -rdynamic -Wl,-z,nodelete -Wl,--disable-new-dtags \
-	-Wl,-rpath,$(SPDK_ROOT_DIR)/build/lib \
-	-Wl,-rpath,$(SPDK_ROOT_DIR)/dpdk/build/lib
-SYS_LIBS += -ldl
-
-all: $(LIBZVFS) $(APP)
-	@:
-	rm -rf zvfs_meta.txt
-
-$(LIBZVFS): $(OBJS) $(SPDK_LIB_FILES) $(ENV_LIBS)
-	$(LINK_C)
-
-$(APP): func_test.c
-	$(CC) -o $@ $<
 
 clean:
-	$(CLEAN_C) $(LIBZVFS) $(APP)
+	$(MAKE) -C zvfs clean
-
-include $(SPDK_ROOT_DIR)/mk/spdk.deps.mk

README.md

@@ -1,6 +1,8 @@
 
 ## usage
 ```shell
+git submodule update --init --recursive
+
 cd /home/lian/share/10.1-spdk/spdk
 ./configure --with-shared
 make -j
@@ -23,15 +25,15 @@ zvfs的测试结果：
 1. iosize = 4K：95MiB/s
 2. ioszie = 128K：1662MiB/s
 
-相当于spdk读写的90%性能。
+相当于spdk测试工具读写的90%性能。
 
 对比系统调用：
 1. O_DIRECT
-    1. 大块：43MiB/s
+    1. 大块4K：43MiB/s
-    2. 小块：724MiB/s
+    2. 小块128K：724MiB/s
 2. !O_DIRECT
-    1. 大块：1460MiB/s
+    1. 大块4K：1460MiB/s
-    2. 小块：1266MiB/s
+    2. 小块128K：1266MiB/s
 
 ### spdk_nvme_perf 性能基准测试
 ```shell 

zvfs/Makefile

@@ -0,0 +1,37 @@
+#  SPDX-License-Identifier: BSD-3-Clause
+#  Copyright (C) 2017 Intel Corporation
+#  All rights reserved.
+#
+
+SPDK_ROOT_DIR := $(abspath $(CURDIR)/../spdk)
+include $(SPDK_ROOT_DIR)/mk/spdk.common.mk
+include $(SPDK_ROOT_DIR)/mk/spdk.modules.mk
+include $(SPDK_ROOT_DIR)/mk/spdk.app_vars.mk
+
+LIBZVFS := libzvfs.so
+APP := func_test
+
+C_SRCS := zvfs.c zvfs_hook.c
+
+SPDK_LIB_LIST = $(ALL_MODULES_LIST) event event_bdev
+
+LIBS += $(SPDK_LIB_LINKER_ARGS)
+LDFLAGS += -shared -rdynamic -Wl,-z,nodelete -Wl,--disable-new-dtags \
+	-Wl,-rpath,$(SPDK_ROOT_DIR)/build/lib \
+	-Wl,-rpath,$(SPDK_ROOT_DIR)/dpdk/build/lib
+SYS_LIBS += -ldl
+
+
+all: $(LIBZVFS) $(APP)
+	@:
+
+$(LIBZVFS): $(OBJS) $(SPDK_LIB_FILES) $(ENV_LIBS)
+	$(LINK_C)
+
+$(APP): func_test.c
+	$(CC) -o $@ $<
+
+clean:
+	$(CLEAN_C) $(LIBZVFS) $(APP)
+
+include $(SPDK_ROOT_DIR)/mk/spdk.deps.mk

zvfs/func_test.c

@@ -16,8 +16,8 @@ static double time_diff_sec(struct timespec a, struct timespec b)
 
 static int test_single_file_perf(const char *path)
 {
-    // size_t io_size   = 128 * 1024;
+    size_t io_size   = 128 * 1024;
-    size_t io_size   = 4096;
+    // size_t io_size   = 4096;
     size_t max_size  = 2ULL * 1024 * 1024 * 1024;  /* 最大 2GB，循环覆写 */
     size_t max_count = max_size / io_size;
     int    test_sec  = 10;

zvfs/zvfs.c

@@ -10,7 +10,7 @@
 #endif
 
 struct spdk_thread *global_thread = NULL;
-const char *json_file = "/home/lian/share/10.1-spdk/zvfs/zvfs.json";
+const char *json_file = "/home/lian/share/10.1-spdk/zvfs/zvfs/zvfs.json";
 
 // mount
 void zvfs_do_mount(void *arg);
@@ -599,7 +599,7 @@ int zvfs_env_setup(void) {
         return -1;
     }
 
-	spdk_log_set_print_level(SPDK_LOG_NOTICE);
+	spdk_log_set_print_level(SPDK_LOG_ERROR);
 	spdk_log_set_level(SPDK_LOG_NOTICE);
 	spdk_log_open(NULL);