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flashDB
外部flash
文件系统
FLASHDB 使用文件模式 保存参数至 片外FLASH W25Q128时间过长
发布于 2022-09-14 16:04:01 浏览：1455
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硬件：STM32F429IGT6核心板 操作系统：RTT V4.1.0 FLASHDB 使用文件模式 保存参数至 片外FLASH W25Q128时间过长 fal bench 和 SFUD测试结果如下 ```c msh /flash/logs>fal bench 4096 DANGER: It will erase full chip or partition! Please run 'fal bench 4096 yes'. msh /flash/logs>fal bench 4096 yes Erasing 1048576 bytes data, waiting... Erase benchmark success, total time: 3.548S. Writing 1048576 bytes data, waiting... Write benchmark success, total time: 4.097S. Reading 1048576 bytes data, waiting... Read benchmark success, total time: 1.546S. Erase benchmark success, total time: 33.946S. Writing the sf_cmd 16777216 bytes data, waiting... Write benchmark success, total time: 65.537S. Reading the sf_cmd 16777216 bytes data, waiting... Read benchmark success, total time: 26.302S. ``` 使用KVDB bench ```c msh />kvdb ben msh />kvdb bench msh />kvdb bench [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:1155) Trigger a GC check after created KV. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:1051) The remain empty sector is 1, GC threshold is 1. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (boot_count) from 0x000006D1 to 0x00001014. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (save flag) from 0x000006F9 to 0x0000103C. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH501) from 0x00000720 to 0x00001063. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH502) from 0x00000744 to 0x00001087. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH503) from 0x00000768 to 0x000010AB. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH504) from 0x0000078C to 0x000010CF. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH505) from 0x000007B0 to 0x000010F3. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH506) from 0x000007D4 to 0x00001117. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH507) from 0x000007F8 to 0x0000113B. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH508) from 0x0000081C to 0x0000115F. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH509) from 0x00000840 to 0x00001183. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH510) from 0x00000864 to 0x000011A7. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH511) from 0x00000888 to 0x000011CB. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH521) from 0x000008AC to 0x000011EF. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH522) from 0x000008D0 to 0x00001213. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH523) from 0x000008F4 to 0x00001237. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH524) from 0x00000918 to 0x0000125B. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH525) from 0x0000093C to 0x0000127F. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH526) from 0x00000960 to 0x000012A3. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH527) from 0x00000984 to 0x000012C7. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH699) from 0x000009A8 to 0x000012EB. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (__ver_num__) from 0x000009F0 to 0x0000130F. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (MBH700) from 0x00000A1B to 0x0000133A. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:0) from 0x00000A41 to 0x00001360. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:1) from 0x00000A69 to 0x00001388. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:2) from 0x00000A91 to 0x000013B0. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:3) from 0x00000AB9 to 0x000013D8. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:4) from 0x00000AE1 to 0x00001400. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:5) from 0x00000B09 to 0x00001428. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:6) from 0x00000B31 to 0x00001450. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:7) from 0x00000B59 to 0x00001478. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:8) from 0x00000B81 to 0x000014A0. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:9) from 0x00000BA9 to 0x000014C8. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:10) from 0x00000BD1 to 0x000014F0. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:11) from 0x00000BFB to 0x0000151A. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:12) from 0x00000C25 to 0x00001544. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:13) from 0x00000C4F to 0x0000156E. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:14) from 0x00000C79 to 0x00001598. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:15) from 0x00000CA3 to 0x000015C2. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:16) from 0x00000CCD to 0x000015EC. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:17) from 0x00000CF7 to 0x00001616. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:18) from 0x00000D21 to 0x00001640. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:19) from 0x00000D4B to 0x0000166A. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:20) from 0x00000D75 to 0x00001694. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:21) from 0x00000D9F to 0x000016BE. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:22) from 0x00000DC9 to 0x000016E8. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:23) from 0x00000DF3 to 0x00001712. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:24) from 0x00000E1D to 0x0000173C. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:25) from 0x00000E47 to 0x00001766. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:26) from 0x00000E71 to 0x00001790. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:27) from 0x00000E9B to 0x000017BA. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:28) from 0x00000EC5 to 0x000017E4. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:29) from 0x00000EEF to 0x0000180E. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:30) from 0x00000F19 to 0x00001838. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:31) from 0x00000F43 to 0x00001862. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:32) from 0x00000F6D to 0x0000188C. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:961) Moved the KV (key:33) from 0x00000F97 to 0x000018B6. [FlashDB][kv][env] (packages/FlashDB-latest/src/fdb_kvdb.c:1031) Collect a sector @0x00000000 48 KVs has been added , total 307066 tick, avg 6397 tick/per 48 KVs has been queried, total 3951 tick, avg 82 tick/per 48 KVs has been deleted, total 30367 tick, avg 632 tick/per ``` `#define RT_TICK_PER_SECOND 1000` 这样就是 平均 添加一个参数 6秒？ 查询一个参数 0.082s 删除一个参数 0.632s 这效率太低了吧。正常吗？ 准备换成在片内flash存储了
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红枫
认证专家
2022-09-15
这家伙很懒，什么也没写！
可以了解下qparam组件，支持快速存取
6
个回答
默认排序
按发布时间排序
CharlesX
2022-09-15
Make science fiction science
benchmark只是跑个测试程序测一下极限场景下的flash读写速度罢了，正常应用场景下哪会这么用的。
用户名由3_15位
2022-09-26
这家伙很懒，什么也没写！
片外FLASH就是慢。片外用来做文件系统，对读写时间要求不高的就好了。 片内没法用文件系统，直接存储快多了
swet123
2022-10-28
ztlchina@foxmail.com
外部SPI flash 开了DMA 读写速度上有多大改善？
前程晨
2023-06-20
这家伙很懒，什么也没写！
你好 up 小白想问下 测试性能的是在哪里呀 咋找不到 或者需要添加什么东西呀😂
数码小叶
2023-06-20
这家伙很懒，什么也没写！
单个参数，保存在哪都不咋快，最适合的是多参数，周期一起
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