zvfs: 随机写测试

2026-02-25 04:56:51 +00:00
parent d6a9e673a1
commit 4f3e2a592f
2 changed files with 335 additions and 1 deletions
--- a/README.md
+++ b/README.md
@@ -35,6 +35,8 @@ zvfs的测试结果：
    1. 大块4K：1460MiB/s
    2. 小块128K：1266MiB/s

+非对齐情况下，写入性能/2，因为需要read-update-write。
+
 ### spdk_nvme_perf 性能基准测试
 ```shell 
 cd /home/lian/share/10.1-spdk/spdk
@@ -164,6 +166,55 @@ READ:
 === all tests PASSED ===
 ```

+#### no O_DIRECT 随机 对齐 大块
+```shell
+root@ubuntu:/home/lian/share/10.1-spdk/zvfs/zvfs# ./func_test
+
+=== test_single_file_random_perf ===
+Path    : /tmp/test.dat
+IO size : 128 KB
+Range   : 2048 MB
+Duration: 10 sec
+
+RANDOM WRITE:
+  total : 8930.8 MB
+  time  : 10.001 sec
+  IOPS  : 7144 ops/sec
+  BW    : 893.01 MB/s
+
+RANDOM READ:
+  total : 8238.9 MB
+  time  : 10.000 sec
+  IOPS  : 6591 ops/sec
+  BW    : 823.89 MB/s
+
+=== all tests PASSED ===
+```
+#### no O_DIRECT 随机 非对齐 大块
+```shell
+root@ubuntu:/home/lian/share/10.1-spdk/zvfs/zvfs# ./func_test
+
+=== test_single_file_random_perf ===
+Path    : /tmp/test.dat
+IO size : 128 KB
+Range   : 2048 MB
+Duration: 10 sec
+
+RANDOM WRITE:
+  total : 5964.4 MB
+  time  : 10.000 sec
+  IOPS  : 4771 ops/sec
+  BW    : 596.43 MB/s
+
+RANDOM READ:
+  total : 6607.8 MB
+  time  : 10.000 sec
+  IOPS  : 5286 ops/sec
+  BW    : 660.77 MB/s
+
+=== all tests PASSED ===
+```
+
 #### O_DIRECT 小块
 ```shell
 root@ubuntu:/home/lian/share/10.1-spdk/zvfs# ./func_test
@@ -288,6 +339,55 @@ READ:
 === all tests PASSED ===
 ```

+#### 对齐随机写(大块)
+```shell
+root@ubuntu:/home/lian/share/10.1-spdk/zvfs/zvfs# LD_PRELOAD=./libzvfs.so ./func_test /zvfs
+
+=== test_single_file_random_perf ===
+Path    : /zvfs/file.dat
+IO size : 128 KB
+Range   : 2048 MB
+Duration: 10 sec
+
+RANDOM WRITE:
+  total : 17461.8 MB
+  time  : 10.000 sec
+  IOPS  : 13969 ops/sec
+  BW    : 1746.17 MB/s
+
+RANDOM READ:
+  total : 17439.5 MB
+  time  : 10.000 sec
+  IOPS  : 13952 ops/sec
+  BW    : 1743.95 MB/s
+
+=== all tests PASSED ===
+```
+#### 非对齐随机写(大块)
+```shell
+root@ubuntu:/home/lian/share/10.1-spdk/zvfs/zvfs# LD_PRELOAD=./libzvfs.so ./func_test /zvfs
+
+=== test_single_file_random_perf ===
+Path    : /zvfs/file.dat
+IO size : 128 KB
+Range   : 2048 MB
+Duration: 10 sec
+
+RANDOM WRITE:
+  total : 7500.2 MB
+  time  : 10.000 sec
+  IOPS  : 6000 ops/sec
+  BW    : 750.02 MB/s
+
+RANDOM READ:
+  total : 15143.8 MB
+  time  : 10.000 sec
+  IOPS  : 12115 ops/sec
+  BW    : 1514.35 MB/s
+
+=== all tests PASSED ===
+```
+
 ## SPDK
 1. blob_store: blob仓库，管理多个blob对象。
 2. blob: 存储对象，逻辑上连续，物理上不一定连续。相当于文件。