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测试内存池

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1iaan
2026-01-31 15:38:52 +00:00
parent fbdcff6878
commit 003566b69a
29 changed files with 614 additions and 233 deletions
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291
README.md
View File

@@ -4,14 +4,14 @@
1. ntyco需要作为kvstore的submodule,通过git clone一次下载。 **完成**。
2. README需要包含编译步骤，测试方案与可行性，性能数据。 **完成**。
3. 全量持久化保存数据集。 **BUG FIX**。
4. 持久化的性能数据。
4. 持久化的性能数据。 **完成**。
5. 特殊字符，可以解决redis的resp协议。 **完成**。
6. 实现配置文件，把日志级别，端口ip，主从模式，持久化方案。 **完成**。
7. 持久化落盘用io_uring，加载配置文件用mmap。 **完成**。
8. 主从同步的性能，开启与关闭性能做到5%?。
9. 主从同步600w条,出现的coredump。 **完成**。
10. 主从同步用ebpf实现。 **BUG FIX**。
11. 内存池测试qps与虚拟内存，物理内存。
11. 内存池测试qps与虚拟内存，物理内存。 **完成**。
12. 实现一个内存泄露检测组件。 **完成**。
@@ -38,14 +38,13 @@ make
测试条件：
1. 不启用持久化。
2. 不启用主从同步。
2. pipline：
3. pipline：
1. RSET 100w 条， p:i v:i -> +OK
2. RGET 100w 条， p:i -> +v:i
3. RDEL 100w 条。 p:i -> +OK
3. 重复 15 次.
4. 本机发送请求。
内存分配: malloc
#### 内存分配: malloc
```bash
lian@ubuntu:~/share/9.1-kvstore$ ./test-redis/testcase 192.168.10.129 8888 3
Connected to 192.168.10.129:8888
@@ -103,122 +102,210 @@ average qps:880462
ALL TESTS PASSED.
```
内存分配: 自实现内存池
#### 内存分配: 自实现内存池
```bash
lian@ubuntu:~/share/9.1-kvstore$ ./test-redis/testcase 192.168.10.129 8888 3
Connected to 192.168.10.129:8888
BATCH (N=3000000) --> time_used=3552 ms, qps=844594
BATCH (N=3000000) --> time_used=3404 ms, qps=881316
BATCH (N=3000000) --> time_used=3083 ms, qps=973078
BATCH (N=3000000) --> time_used=3315 ms, qps=904977
BATCH (N=3000000) --> time_used=3462 ms, qps=866551
BATCH (N=3000000) --> time_used=3334 ms, qps=899820
BATCH (N=3000000) --> time_used=3358 ms, qps=893388
BATCH (N=3000000) --> time_used=3423 ms, qps=876424
BATCH (N=3000000) --> time_used=3319 ms, qps=903886
BATCH (N=3000000) --> time_used=3327 ms, qps=901713
BATCH (N=3000000) --> time_used=3157 ms, qps=950269
BATCH (N=3000000) --> time_used=3241 ms, qps=925640
BATCH (N=3000000) --> time_used=3301 ms, qps=908815
BATCH (N=3000000) --> time_used=3047 ms, qps=984574
BATCH (N=3000000) --> time_used=3085 ms, qps=972447
BATCH (N=3000000) --> time_used=3119 ms, qps=961846
BATCH (N=3000000) --> time_used=3104 ms, qps=966494
BATCH (N=3000000) --> time_used=3163 ms, qps=948466
BATCH (N=3000000) --> time_used=3033 ms, qps=989119
BATCH (N=3000000) --> time_used=3170 ms, qps=946372
BATCH (N=3000000) --> time_used=3299 ms, qps=909366
BATCH (N=3000000) --> time_used=3272 ms, qps=916870
BATCH (N=3000000) --> time_used=3294 ms, qps=910746
BATCH (N=3000000) --> time_used=3182 ms, qps=942803
BATCH (N=3000000) --> time_used=3190 ms, qps=940438
BATCH (N=3000000) --> time_used=3493 ms, qps=858860
BATCH (N=3000000) --> time_used=3111 ms, qps=964320
BATCH (N=3000000) --> time_used=3220 ms, qps=931677
BATCH (N=3000000) --> time_used=3067 ms, qps=978154
BATCH (N=3000000) --> time_used=3345 ms, qps=896860
BATCH (N=3000000) --> time_used=3319 ms, qps=903886
BATCH (N=3000000) --> time_used=3312 ms, qps=905797
BATCH (N=3000000) --> time_used=3337 ms, qps=899011
BATCH (N=3000000) --> time_used=3309 ms, qps=906618
BATCH (N=3000000) --> time_used=3385 ms, qps=886262
BATCH (N=3000000) --> time_used=3328 ms, qps=901442
BATCH (N=3000000) --> time_used=3194 ms, qps=939261
BATCH (N=3000000) --> time_used=3309 ms, qps=906618
BATCH (N=3000000) --> time_used=3262 ms, qps=919681
BATCH (N=3000000) --> time_used=3314 ms, qps=905250
BATCH (N=3000000) --> time_used=3382 ms, qps=887049
BATCH (N=3000000) --> time_used=3381 ms, qps=887311
BATCH (N=3000000) --> time_used=3416 ms, qps=878220
BATCH (N=3000000) --> time_used=3192 ms, qps=939849
BATCH (N=3000000) --> time_used=3085 ms, qps=972447
BATCH (N=3000000) --> time_used=3150 ms, qps=952380
BATCH (N=3000000) --> time_used=3296 ms, qps=910194
BATCH (N=3000000) --> time_used=3331 ms, qps=900630
BATCH (N=3000000) --> time_used=3279 ms, qps=914913
BATCH (N=3000000) --> time_used=2996 ms, qps=1001335
BATCH (N=3000000) --> time_used=3387 ms, qps=885739
BATCH (N=3000000) --> time_used=3346 ms, qps=896592
BATCH (N=3000000) --> time_used=3241 ms, qps=925640
BATCH (N=3000000) --> time_used=3353 ms, qps=894721
BATCH (N=3000000) --> time_used=3366 ms, qps=891265
BATCH (N=3000000) --> time_used=3387 ms, qps=885739
BATCH (N=3000000) --> time_used=3382 ms, qps=887049
BATCH (N=3000000) --> time_used=3358 ms, qps=893388
BATCH (N=3000000) --> time_used=3372 ms, qps=889679
BATCH (N=3000000) --> time_used=3467 ms, qps=865301
BATCH (N=3000000) --> time_used=3243 ms, qps=925069
BATCH (N=3000000) --> time_used=3191 ms, qps=940144
BATCH (N=3000000) --> time_used=3365 ms, qps=891530
BATCH (N=3000000) --> time_used=3218 ms, qps=932256
BATCH (N=3000000) --> time_used=3332 ms, qps=900360
BATCH (N=3000000) --> time_used=3172 ms, qps=945775
BATCH (N=3000000) --> time_used=3211 ms, qps=934288
BATCH (N=3000000) --> time_used=3001 ms, qps=999666
BATCH (N=3000000) --> time_used=3143 ms, qps=954502
BATCH (N=3000000) --> time_used=3111 ms, qps=964320
BATCH (N=3000000) --> time_used=3123 ms, qps=960614
BATCH (N=3000000) --> time_used=3257 ms, qps=921093
BATCH (N=3000000) --> time_used=3037 ms, qps=987816
BATCH (N=3000000) --> time_used=3135 ms, qps=956937
BATCH (N=3000000) --> time_used=3124 ms, qps=960307
BATCH (N=3000000) --> time_used=3043 ms, qps=985869
BATCH (N=3000000) --> time_used=3086 ms, qps=972132
BATCH (N=3000000) --> time_used=3201 ms, qps=937207
average qps:911106
BATCH (N=3000000) --> time_used=3276 ms, qps=915750
BATCH (N=3000000) --> time_used=3058 ms, qps=981033
BATCH (N=3000000) --> time_used=3024 ms, qps=992063
BATCH (N=3000000) --> time_used=3224 ms, qps=930521
BATCH (N=3000000) --> time_used=3235 ms, qps=927357
BATCH (N=3000000) --> time_used=3334 ms, qps=899820
BATCH (N=3000000) --> time_used=3427 ms, qps=875401
BATCH (N=3000000) --> time_used=3218 ms, qps=932256
BATCH (N=3000000) --> time_used=3191 ms, qps=940144
BATCH (N=3000000) --> time_used=3179 ms, qps=943692
BATCH (N=3000000) --> time_used=3104 ms, qps=966494
BATCH (N=3000000) --> time_used=3202 ms, qps=936914
BATCH (N=3000000) --> time_used=3184 ms, qps=942211
BATCH (N=3000000) --> time_used=3000 ms, qps=1000000
BATCH (N=3000000) --> time_used=3280 ms, qps=914634
BATCH (N=3000000) --> time_used=3141 ms, qps=955109
BATCH (N=3000000) --> time_used=3198 ms, qps=938086
BATCH (N=3000000) --> time_used=3126 ms, qps=959692
average qps:942837
ALL TESTS PASSED.
```
内存分配：jemalloc
#### 内存分配：jemalloc
```shell
lian@ubuntu:~/share/9.1-kvstore$ ./test-redis/testcase 192.168.10.129 8888 3
Connected to 192.168.10.129:8888
BATCH (N=3000000) --> time_used=3197 ms, qps=938379
BATCH (N=3000000) --> time_used=3221 ms, qps=931387
BATCH (N=3000000) --> time_used=3360 ms, qps=892857
BATCH (N=3000000) --> time_used=3292 ms, qps=911300
BATCH (N=3000000) --> time_used=3407 ms, qps=880540
BATCH (N=3000000) --> time_used=3317 ms, qps=904431
BATCH (N=3000000) --> time_used=3337 ms, qps=899011
BATCH (N=3000000) --> time_used=3384 ms, qps=886524
BATCH (N=3000000) --> time_used=3355 ms, qps=894187
BATCH (N=3000000) --> time_used=3379 ms, qps=887836
BATCH (N=3000000) --> time_used=3243 ms, qps=925069
BATCH (N=3000000) --> time_used=3377 ms, qps=888362
BATCH (N=3000000) --> time_used=3212 ms, qps=933997
BATCH (N=3000000) --> time_used=3248 ms, qps=923645
BATCH (N=3000000) --> time_used=3511 ms, qps=854457
BATCH (N=3000000) --> time_used=3280 ms, qps=914634
BATCH (N=3000000) --> time_used=3603 ms, qps=832639
BATCH (N=3000000) --> time_used=3418 ms, qps=877706
BATCH (N=3000000) --> time_used=3353 ms, qps=894721
BATCH (N=3000000) --> time_used=3435 ms, qps=873362
BATCH (N=3000000) --> time_used=3250 ms, qps=923076
BATCH (N=3000000) --> time_used=3550 ms, qps=845070
BATCH (N=3000000) --> time_used=3536 ms, qps=848416
BATCH (N=3000000) --> time_used=3273 ms, qps=916590
BATCH (N=3000000) --> time_used=3224 ms, qps=930521
BATCH (N=3000000) --> time_used=3161 ms, qps=949066
BATCH (N=3000000) --> time_used=3143 ms, qps=954502
BATCH (N=3000000) --> time_used=3342 ms, qps=897666
BATCH (N=3000000) --> time_used=3410 ms, qps=879765
BATCH (N=3000000) --> time_used=3522 ms, qps=851788
BATCH (N=3000000) --> time_used=3035 ms, qps=988467
BATCH (N=3000000) --> time_used=3352 ms, qps=894988
BATCH (N=3000000) --> time_used=3226 ms, qps=929944
BATCH (N=3000000) --> time_used=3406 ms, qps=880798
BATCH (N=3000000) --> time_used=3336 ms, qps=899280
BATCH (N=3000000) --> time_used=3307 ms, qps=907166
BATCH (N=3000000) --> time_used=3171 ms, qps=946073
BATCH (N=3000000) --> time_used=3252 ms, qps=922509
BATCH (N=3000000) --> time_used=3296 ms, qps=910194
BATCH (N=3000000) --> time_used=3301 ms, qps=908815
BATCH (N=3000000) --> time_used=3403 ms, qps=881575
BATCH (N=3000000) --> time_used=3234 ms, qps=927643
BATCH (N=3000000) --> time_used=3152 ms, qps=951776
BATCH (N=3000000) --> time_used=3089 ms, qps=971188
BATCH (N=3000000) --> time_used=3287 ms, qps=912686
BATCH (N=3000000) --> time_used=3079 ms, qps=974342
BATCH (N=3000000) --> time_used=3261 ms, qps=919963
BATCH (N=3000000) --> time_used=3123 ms, qps=960614
BATCH (N=3000000) --> time_used=3234 ms, qps=927643
BATCH (N=3000000) --> time_used=3056 ms, qps=981675
BATCH (N=3000000) --> time_used=3040 ms, qps=986842
BATCH (N=3000000) --> time_used=3187 ms, qps=941324
BATCH (N=3000000) --> time_used=3311 ms, qps=906070
BATCH (N=3000000) --> time_used=3155 ms, qps=950871
BATCH (N=3000000) --> time_used=3318 ms, qps=904159
BATCH (N=3000000) --> time_used=3372 ms, qps=889679
BATCH (N=3000000) --> time_used=3254 ms, qps=921942
BATCH (N=3000000) --> time_used=3386 ms, qps=886001
BATCH (N=3000000) --> time_used=3413 ms, qps=878992
BATCH (N=3000000) --> time_used=3474 ms, qps=863557
BATCH (N=3000000) --> time_used=3412 ms, qps=879249
BATCH (N=3000000) --> time_used=3414 ms, qps=878734
BATCH (N=3000000) --> time_used=3325 ms, qps=902255
BATCH (N=3000000) --> time_used=3346 ms, qps=896592
BATCH (N=3000000) --> time_used=3345 ms, qps=896860
BATCH (N=3000000) --> time_used=3582 ms, qps=837520
BATCH (N=3000000) --> time_used=3412 ms, qps=879249
BATCH (N=3000000) --> time_used=3348 ms, qps=896057
BATCH (N=3000000) --> time_used=3517 ms, qps=852999
BATCH (N=3000000) --> time_used=3354 ms, qps=894454
BATCH (N=3000000) --> time_used=3529 ms, qps=850099
BATCH (N=3000000) --> time_used=3473 ms, qps=863806
BATCH (N=3000000) --> time_used=3521 ms, qps=852030
BATCH (N=3000000) --> time_used=3370 ms, qps=890207
BATCH (N=3000000) --> time_used=3375 ms, qps=888888
BATCH (N=3000000) --> time_used=3190 ms, qps=940438
BATCH (N=3000000) --> time_used=3324 ms, qps=902527
BATCH (N=3000000) --> time_used=3253 ms, qps=922225
BATCH (N=3000000) --> time_used=3230 ms, qps=928792
BATCH (N=3000000) --> time_used=3267 ms, qps=918273
BATCH (N=3000000) --> time_used=3352 ms, qps=894988
BATCH (N=3000000) --> time_used=3433 ms, qps=873871
BATCH (N=3000000) --> time_used=3374 ms, qps=889152
BATCH (N=3000000) --> time_used=3360 ms, qps=892857
BATCH (N=3000000) --> time_used=3463 ms, qps=866300
BATCH (N=3000000) --> time_used=3499 ms, qps=857387
BATCH (N=3000000) --> time_used=3294 ms, qps=910746
BATCH (N=3000000) --> time_used=3295 ms, qps=910470
BATCH (N=3000000) --> time_used=3148 ms, qps=952986
BATCH (N=3000000) --> time_used=3228 ms, qps=929368
average qps:914031
BATCH (N=3000000) --> time_used=3311 ms, qps=906070
BATCH (N=3000000) --> time_used=3443 ms, qps=871333
BATCH (N=3000000) --> time_used=3381 ms, qps=887311
BATCH (N=3000000) --> time_used=3422 ms, qps=876680
BATCH (N=3000000) --> time_used=3421 ms, qps=876936
BATCH (N=3000000) --> time_used=3322 ms, qps=903070
BATCH (N=3000000) --> time_used=3494 ms, qps=858614
average qps:892493
ALL TESTS PASSED.
```
### 测试2：持久化
测试条件：
1. 启用持久化。
2. 不启用主从同步。
3. pipline：
1. RSET 100w 条， p:i v:i -> +OK
2. RGET 100w 条， p:i -> +v:i
3. RDEL 100w 条。 p:i -> +OK
5. 本机发送请求。
```shell
lian@ubuntu:~/share/9.1-kvstore$ ./test-redis/testcase 192.168.10.129 8888 4
Connected to 192.168.10.129:8888
BATCH (N=3000000) --> time_used=3500 ms, qps=857142
BATCH (N=3000000) --> time_used=3322 ms, qps=903070
BATCH (N=3000000) --> time_used=3424 ms, qps=876168
BATCH (N=3000000) --> time_used=3483 ms, qps=861326
BATCH (N=3000000) --> time_used=3421 ms, qps=876936
BATCH (N=3000000) --> time_used=3519 ms, qps=852514
BATCH (N=3000000) --> time_used=3597 ms, qps=834028
BATCH (N=3000000) --> time_used=3504 ms, qps=856164
BATCH (N=3000000) --> time_used=3281 ms, qps=914355
BATCH (N=3000000) --> time_used=3446 ms, qps=870574
average qps:870227
ALL TESTS PASSED.
```
### 测试3：内存
#### malloc
```shell
VIRT 58504
RES 4604
插入 20w 删除 10w，重复 10 次，共计插入 200w 删除 100w。
BATCH (N=3000000) --> time_used=3320 ms, qps=1807228
VIRT 208M
RES 155M
插入 10w 删除 20w，重复 10 次，共计插入 100w 删除 200w。
BATCH (N=3000000) --> time_used=3097 ms, qps=1937358
VIRT 208M
RES 155M
```
![alt text](image11.png)
![alt text](image12.png)
![alt text](image13.png)
#### mypool
```shell
VIRT 58504
RES 4636
插入 20w 删除 10w，重复 30 次，共计插入 600w 删除 300w。
BATCH (N=3000000) --> time_used=3184 ms, qps=1884422
VIRT 625M
RES 572M
插入 10w 删除 20w，重复 10 次，共计插入 100w 删除 200w。
BATCH (N=3000000) --> time_used=3022 ms, qps=1985440
VIRT 122M
RES 71492
```
![alt text](image31.png)
![alt text](image32.png)
![alt text](image33.png)
#### jemalloc
```shell
VIRT 69376
RES 5408
插入 20w 删除 10w，重复 30 次，共计插入 600w 删除 300w。
BATCH (N=9000000) --> time_used=9436 ms, qps=1907587
VIRT 356M
RES 294M
插入 10w 删除 20w，重复 30 次，共计插入 300w 删除 600w。
BATCH (N=9000000) --> time_used=9353 ms, qps=1924516
VIRT 356M
RES 119M
```
### 面试题
1. 为什么会实现kvstore，使用场景在哪里？

2
config/config.xml
View File

@@ -27,7 +27,7 @@
</persistence>
<memory>
<allocator>malloc</allocator> <!-- jemalloc / malloc / mypool -->
<allocator>mypool</allocator> <!-- jemalloc / malloc / mypool -->
<leakage>disable</leakage> <!-- enable/disable-->
</memory>
</config>

244
diskuring/diskuring.c
View File

@@ -3,8 +3,16 @@
#include <poll.h>
#include <sys/eventfd.h>
static destroy_queue_t g_destroy_queue = {NULL, PTHREAD_MUTEX_INITIALIZER};
static long long push_to_queue = 0;
static long long push_to_sqe = 0;
static long long get_from_cqe = 0;
static long long release_cnt = 0;
void task_init(task_t *t)
{
push_to_queue ++;
pthread_mutex_init(&t->m, NULL);
pthread_cond_init(&t->cv, NULL);
t->done = 0;
@@ -59,68 +67,196 @@ static void queue_push(iouring_ctx_t *ctx, task_t *t)
pthread_mutex_unlock(&ctx->q_m);
}
static void queue_push_front(iouring_ctx_t *ctx, task_t *list_head, task_t *list_tail) {
pthread_mutex_lock(&ctx->q_m);
list_tail->next = ctx->q_head;
ctx->q_head = list_head;
if (!ctx->q_tail) {
ctx->q_tail = list_tail;
}
pthread_cond_signal(&ctx->q_cv);
pthread_mutex_unlock(&ctx->q_m); }
static task_t *queue_pop_all(iouring_ctx_t *ctx)
{
pthread_mutex_lock(&ctx->q_m);
while (!ctx->stop && ctx->q_head == NULL)
{
pthread_cond_wait(&ctx->q_cv, &ctx->q_m);
}
task_t *list = ctx->q_head;
ctx->q_head = ctx->q_tail = NULL;
pthread_mutex_unlock(&ctx->q_m);
return list;
}
static task_t *queue_pop_n(iouring_ctx_t *ctx, int n)
{
if (n <= 0)
return NULL;
pthread_mutex_lock(&ctx->q_m);
task_t *head = ctx->q_head;
if (!head) {
pthread_mutex_unlock(&ctx->q_m);
return NULL;
}
task_t *curr = head;
task_t *prev = NULL;
int count = 0;
while (curr && count < n) {
prev = curr;
curr = curr->next;
count++;
}
ctx->q_head = curr;
if (!curr) {
// 队列被取空
ctx->q_tail = NULL;
}
prev->next = NULL;
pthread_mutex_unlock(&ctx->q_m);
return head;
}
extern void sync_wakeup();
static void *worker_main(void *arg)
{
iouring_ctx_t *ctx = (iouring_ctx_t *)arg;
const int BATCH_SIZE = 256; // 每次最多准备这么多，防止一次占满 SQ
while (!ctx->stop)
{
int cq_count = 0;
// 1. 阻塞等任务（这里睡觉）
task_t *list = queue_pop_all(ctx);
if (!list)
continue;
// 2. 提交所有任务
task_t *t;
int submit_cnt = 0;
for (t = list; t; t = t->next)
{
struct io_uring_sqe *sqe = io_uring_get_sqe(&ctx->ring);
if (!sqe)
break;
io_uring_prep_writev(sqe, t->fd, t->iovs, t->iovcnt, t->off);
sqe->user_data = (uint64_t)(uintptr_t)t;
submit_cnt++;
}
io_uring_submit(&ctx->ring);
// 3. 等全部完成
for (int i = 0; i < submit_cnt; ++i)
{
// ========== 1. 疯狂收割 CQE（必须优先做，释放 in_flight 额度）==========
// 使用 while 而不是 if，确保把 CQ 薅干净
while (true) {
struct io_uring_cqe *cqe;
io_uring_wait_cqe(&ctx->ring, &cqe);
unsigned head;
io_uring_for_each_cqe(&ctx->ring, head, cqe) {
task_t *done = (task_t *)(uintptr_t)cqe->user_data;
// 先减计数（必须在处理前减，否则可能瞬间突破上限）
atomic_fetch_sub(&ctx->in_flight, 1);
task_finish(done, cqe->res);
// todo: 失败应该通知主线程，提供一个链表，把失败的taskpush进去。主线程用定时器任务定时处理失败信息然后destory。
// 暂时用打印说明失败
if(done->res < 0){
printf("uring failed: fd:%d, offset:%ld\n", done->fd, done->off);
if (cqe->res < 0) {
fprintf(stderr, "write fail: fd=%d res=%d\n", done->fd, cqe->res);
}
task_destroy(done);
io_uring_cqe_seen(&ctx->ring, cqe);
// 加入销毁队列
pthread_mutex_lock(&g_destroy_queue.lock);
done->next = g_destroy_queue.head;
g_destroy_queue.head = done;
pthread_mutex_unlock(&g_destroy_queue.lock);
get_from_cqe++;
cq_count++;
}
if (cq_count > 0) {
io_uring_cq_advance(&ctx->ring, cq_count);
sync_wakeup();
}
// 如果这次没收满，说明 CQ 空了，退出收割循环
if (cq_count == 0) break;
cq_count = 0; // 重置继续薅（可能有新的完成了）
}
// 检查溢出（保险起见，虽然有了背压不该再溢出）
if (*ctx->ring.sq.kflags & IORING_SQ_CQ_OVERFLOW) {
fprintf(stderr, "FATAL: CQ overflow detected! Backpressure broken!\n");
abort(); // 直接崩溃，说明逻辑有 bug
}
// ========== 2. 计算还能提交多少 ==========
int current_in_flight = atomic_load(&ctx->in_flight);
int available_slots = ctx->max_in_flight - current_in_flight;
if (available_slots <= 0) {
// 满了！不能取新任务，必须等待 CQE（忙等或阻塞等）
// 方案 B：阻塞等 CQE（推荐）
struct io_uring_cqe *cqe;
int ret = io_uring_wait_cqe(&ctx->ring, &cqe);
if (ret == 0 && !ctx->stop) {
// 收到一个 CQE，回循环开头处理
continue;
}
continue;
}
// ========== 3. 从任务队列取任务（只取 available_slots 个）==========
task_t *task_list = queue_pop_n(ctx, available_slots);
if (!task_list) {
if (!ctx->stop && atomic_load(&ctx->in_flight) > 0) {
int ret = io_uring_submit_and_wait(&ctx->ring, 1);
continue;
}
// 没任务，等待条件变量
pthread_mutex_lock(&ctx->q_m);
while (ctx->q_head == NULL && !ctx->stop) {
pthread_cond_wait(&ctx->q_cv, &ctx->q_m);
}
pthread_mutex_unlock(&ctx->q_m);
continue;
}
// ========== 4. 准备 SQE（受限于 available_slots）==========
int batch_count = 0;
task_t *curr = task_list;
task_t *prev = NULL;
task_t *submitted_head = task_list; // 记录这次实际要提交的部分
task_t *remaining_head = NULL; // 装不下的部分
while (curr && batch_count < available_slots) {
struct io_uring_sqe *sqe = io_uring_get_sqe(&ctx->ring);
if (!sqe) {
// SQ 满了（这种情况在控制 inflight 后很少见，但保险起见）
break;
}
io_uring_prep_writev(sqe, curr->fd, curr->iovs, curr->iovcnt, curr->off);
sqe->user_data = (uint64_t)(uintptr_t)curr;
batch_count++;
prev = curr;
curr = curr->next;
}
// 断开链表：已准备的 和 未准备的
if (prev) {
prev->next = NULL; // 已提交的部分结尾
}
remaining_head = curr; // 剩下的部分（如果有）
// ========== 5. 提交并增加计数 ==========
if (batch_count > 0) {
int submitted = io_uring_submit(&ctx->ring);
if (submitted != batch_count) {
fprintf(stderr, "CRITICAL: prep %d but submit %d\n", batch_count, submitted);
// 这种情况很严重，说明 ring 损坏了，建议 abort
abort();
}
atomic_fetch_add(&ctx->in_flight, submitted);
push_to_sqe += submitted;
}
// ========== 6. 把没提交的任务塞回队列头部（保持顺序）==========
if (remaining_head) {
task_t *tail = remaining_head;
while (tail->next) tail = tail->next;
queue_push_front(ctx, remaining_head, tail);
}
}
printf("exit uring, stop: %d, inflight: %d\n", ctx->stop,
atomic_load(&ctx->in_flight));
return NULL;
}
@@ -135,12 +271,26 @@ int iouring_init(iouring_ctx_t *ctx, unsigned entries)
memset(ctx, 0, sizeof(*ctx));
pthread_mutex_init(&ctx->q_m, NULL);
pthread_cond_init(&ctx->q_cv, NULL);
ctx->stop = 0;
struct io_uring_params params;
memset(&params, 0, sizeof(params));
// params.flags |= IORING_SETUP_CQSIZE;
// params.cq_entries = 256 * 1024;
// params.sq_entries = 128 * 1024;
int ret = io_uring_queue_init_params(entries, &ctx->ring, &params);
if (ret < 0)
if (ret < 0) {
fprintf(stderr, "io_uring_queue_init_params failed: %d (%s)\n",
ret, strerror(-ret));
return ret;
}
unsigned cq_size = *ctx->ring.cq.kring_entries;
printf("Kernel CQ size: %u\n", cq_size);
ctx->max_in_flight = (cq_size * 8) / 10;
atomic_init(&ctx->in_flight, 0);
ret = pthread_create(&ctx->th, NULL, worker_main, ctx);
if (ret != 0)
@@ -201,3 +351,23 @@ task_t* submit_write(iouring_ctx_t *ctx, int fd, void **bufs, size_t *lens, int
queue_push(ctx, t);
return t;
}
// 主线程定期调用此函数清理
void cleanup_finished_iouring_tasks() {
pthread_mutex_lock(&g_destroy_queue.lock);
task_t *list = g_destroy_queue.head;
g_destroy_queue.head = NULL;
pthread_mutex_unlock(&g_destroy_queue.lock);
int cnt = 0;
while (list) {
cnt ++;
task_t *next = list->next;
task_destroy(list); // 在主线程执行销毁
list = next;
}
// printf("clean: %d\n\n", cnt);
// mp_print();
release_cnt += cnt;
// printf("push:%lld, sqe:%lld, cqe:%lld, rls:%lld\n", push_to_queue, push_to_sqe, get_from_cqe, release_cnt);
}

10
diskuring/diskuring.h
View File

@@ -18,6 +18,7 @@ typedef struct task {
int fd;
off_t off;
int refcount;
int res; // cqe->res
int done; // 0/1
@@ -39,8 +40,15 @@ typedef struct {
task_t *q_head, *q_tail;
int stop;
atomic_int in_flight;
int max_in_flight;
} iouring_ctx_t;
typedef struct {
task_t *head;
pthread_mutex_t lock;
} destroy_queue_t;
int iouring_register_fd(iouring_ctx_t *ctx, int fd);
void task_init(task_t *t);
@@ -54,6 +62,8 @@ void iouring_shutdown(iouring_ctx_t *ctx);
task_t* submit_write(iouring_ctx_t *ctx, int fd, void **bufs, size_t *lens, int count, off_t off);
void cleanup_finished_iouring_tasks();
extern iouring_ctx_t global_uring_ctx;
#endif

2
dump/kvs_oplog.c
View File

@@ -54,8 +54,6 @@ int kvs_oplog_append(const uint8_t *cmd, size_t len, int logfd){
return -4;
}
// task_wait(t);
// task_destroy(t);
return 0;
}

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6
kvs_array_bin.c
View File

@@ -237,13 +237,7 @@ int kvs_array_save(iouring_ctx_t *uring, kvs_array_t *inst, const char* filename
task_t *t = submit_write(uring, fd, bufs, lens, count, current_off);
if (!t) { close(fd); return -4; }
// int res = task_wait(t);
// task_destroy(t);
// if (res < 0) {
// close(fd);
// return -5;
// }
current_off += (off_t) total;
}

6
kvs_hash_bin.c
View File

@@ -310,13 +310,7 @@ int kvs_hash_save(iouring_ctx_t *uring, kvs_hash_t *inst, const char* filename){
task_t *t = submit_write(uring, fd, bufs, lens, count, current_off);
if (!t) { close(fd); return -4; }
// int res = task_wait(t);
// task_destroy(t);
// if (res < 0) {
// close(fd);
// return -5;
// }
current_off += (off_t) total;
}

9
kvs_protocol_resp.c
View File

@@ -1,5 +1,6 @@
#include "kvs_protocol_resp.h"
#include "kvs_rw_tools.h"
#include "memory/alloc_dispatch.h"
#include "dump/kvs_dump.h"
#if ENABLE_ARRAY
@@ -338,7 +339,7 @@ const char *command[] = {
"SET", "GET", "DEL", "MOD", "EXIST",
"RSET", "RGET", "RDEL", "RMOD", "REXIST",
"HSET", "HGET", "HDEL", "HMOD", "HEXIST",
"SAVE", "SSYNC", "SREADY"
"SAVE", "SSYNC", "SREADY", "MEMPRINT"
};
@@ -553,6 +554,12 @@ int resp_dispatch(const resp_cmd_t *cmd, resp_value_t *out_value) {
__sready();
*out_value = resp_simple("OK");
return 0;
case KVS_CMD_MEM_PRINT:{
int ret = kvs_mem_printf();
printf("ret %d\n", ret);
*out_value = resp_int(ret);
return 0;
}
default:
break;
}

1
kvs_protocol_resp.h
View File

@@ -39,6 +39,7 @@ typedef enum {
KVS_CMD_SAVE,
KVS_CMD_SSYNC,
KVS_CMD_SREADY,
KVS_CMD_MEM_PRINT,
KVS_CMD_COUNT,
}kvs_cmd_t;

6
kvs_rbtree_bin.c
View File

@@ -507,12 +507,6 @@ static int kvs_rbtree_save_node(iouring_ctx_t *uring, int fd, off_t *current_off
if (!t) { return -4; }
// int res = task_wait(t);
task_destroy(t);
// if (res < 0) {
// return -5;
// }
*current_off += (off_t) total;

4
kvstore.c
View File

@@ -197,9 +197,7 @@ void init_memory_pool(AppConfig *cfg){
}
void dest_memory_pool(void){
#if MEMORY_USE_MYMALLOC
mp_destroy(&global_mempool);
#endif
}
static int ensure_dir_exists(const char *dir)
@@ -270,7 +268,7 @@ int init_config(AppConfig *cfg){
}
void init_disk_uring(iouring_ctx_t *uring_ctx){
iouring_init(uring_ctx, 256);
iouring_init(uring_ctx, 2048);
}

4
memory/alloc_dispatch.c
View File

@@ -72,6 +72,10 @@ void kvs_free_impl(void *ptr) {
}
}
int kvs_mem_printf(){
return mp_print(&global_mempool);
}
void *nMalloc(size_t size, const char * filename, const char *func, int line){
void *ptr = kvs_malloc_impl(size);

1
memory/alloc_dispatch.h
View File

@@ -30,6 +30,7 @@ MemLeakDetectMode kvs_get_memleak_detect(void);
void *kvs_malloc_impl(size_t size);
void kvs_free_impl(void *ptr);
int kvs_mem_printf();
void *nMalloc(size_t size, const char * filename, const char *func, int line);
void nFree(void *ptr, const char * filename, const char *func, int line);

16
memory/mempool.c
View File

@@ -74,7 +74,7 @@ static mp_page_t* mp_page_create(mp_bucket_t *owner){
pg->prev = NULL;
pg->next = NULL;
bitmap_clear_all(pg->bitmap, 20);
bitmap_clear_all(pg->bitmap, 16);
char *p = (char*)page_payload(pg);
for(uint16_t i = 0;i < cap - 1; ++ i){
@@ -314,3 +314,17 @@ int mp_free(mp_pool_t *pool, void *ptr){
return 0;
}
int mp_print(mp_pool_t *pool){
int ret = 0;
printf("------\n");
for(int i = 0; i < MEMPOOL_NUM_CLASSES; i++){
mp_bucket_t *bucket = &pool->buckets[i];
if(bucket->page_count) ret += bucket->page_count;
printf("size:%ld, page:%d, empty:%d\n", bucket->block_size, bucket->page_count, bucket->empty_count);
}
printf("------\n");
printf("page count: %d\n", ret);
return ret;
}

9
memory/mempool.h
View File

@@ -5,13 +5,14 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
// #define MEMPOOL_PAGE_SIZE 4096
#define MEMPOOL_PAGE_SIZE (1024*8)
#define MEMPOOL_PAGE_SIZE (4096*2)
#define MEMPOOL_BLOCK_MAX_SIZE 512
#define MEMPOOL_ALIGNMENT 8
#define MEMPOOL_NUM_CLASSES (MEMPOOL_BLOCK_MAX_SIZE / MEMPOOL_ALIGNMENT)
#define MEMPOOL_CACHE_PAGE 4
#define MEMPOOL_CACHE_PAGE 2
typedef struct mp_page_s mp_page_t;
typedef struct mp_bucket_s mp_bucket_t;
@@ -35,7 +36,7 @@ struct mp_page_s{
uint16_t free_count;
uint16_t capacity;
uint64_t bitmap[20]; // 最多支持 512/1280 个块 (64*20)
uint64_t bitmap[16]; // 最多支持 512/1280 个块 (64*20)
};
struct mp_bucket_s{
@@ -65,4 +66,6 @@ int mp_destroy(mp_pool_t *pool);
void *mp_alloc(mp_pool_t *pool, size_t size);
int mp_free(mp_pool_t *pool, void *ptr);
int mp_print(mp_pool_t *pool);
#endif

110
reactor.c
View File

@@ -1,6 +1,6 @@
#define _GNU_SOURCE
#include <errno.h>
#include <stdio.h>
#include <sys/socket.h>
@@ -13,6 +13,7 @@
#include <errno.h>
#include <sys/time.h>
#include <sys/eventfd.h>
#include <sys/timerfd.h>
#include "server.h"
@@ -33,6 +34,9 @@ typedef int (*msg_handler)(struct conn* conn);
static msg_handler kvs_handler;
extern void cleanup_finished_iouring_tasks();
// 0 need more, -1 error, =1 suc
int kvs_request(struct conn *c) {
// int consumed_out = kvs_handler(c->rbuffer, c->rlength, c->wbuffer, &c->wlength);
@@ -61,7 +65,7 @@ int epfd = 0;
struct timeval begin;
int wakeup_fd = -1;
int timer_fd = -1;
struct conn conn_list[CONNECTION_SIZE] = {0};
// fd
@@ -296,31 +300,6 @@ int send_cb(int fd) {
// wakup fd
int handle_wakeup_fd_cb(int fd);
int init_wakeup_fd(void) {
wakeup_fd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
if (wakeup_fd < 0) {
printf("eventfd failed: errno=%d %s\n", errno, strerror(errno));
return -1;
}
conn_list[wakeup_fd].fd = wakeup_fd;
conn_list[wakeup_fd].r_action.recv_callback = handle_wakeup_fd_cb;
set_event(wakeup_fd, EPOLLIN, 1);
return 0;
}
// EPOLLOUT
void sync_wakeup(int fd) {
if (wakeup_fd < 0) return;
set_event(fd, EPOLLOUT, 0);
uint64_t one = 1;
ssize_t n = write(wakeup_fd, &one, sizeof(one));
}
int handle_wakeup_fd_cb(int fd) {
uint64_t v;
while (1) {
@@ -329,9 +308,65 @@ int handle_wakeup_fd_cb(int fd) {
if (n < 0 && errno == EAGAIN) break; // 已经读空
break;
}
cleanup_finished_iouring_tasks();
return 0;
}
int init_wakeup_fd(void) {
int wfd = eventfd(0, EFD_NONBLOCK | EFD_CLOEXEC);
if (wfd < 0) {
printf("eventfd failed: errno=%d %s\n", errno, strerror(errno));
return -1;
}
conn_list[wfd].fd = wfd;
conn_list[wfd].r_action.recv_callback = handle_wakeup_fd_cb;
set_event(wfd, EPOLLIN, 1);
return wfd;
}
// EPOLLOUT
void sync_wakeup() {
if (wakeup_fd < 0) return;
// set_event(wakeup_fd, EPOLLOUT, 0);
uint64_t one = 1;
ssize_t n = write(wakeup_fd, &one, sizeof(one));
}
// 定时器
int handle_timer_fd_cb(int fd){
uint64_t v;
while (1) {
ssize_t n = read(fd, &v, sizeof(v));
if (n == sizeof(v)) {
continue;
}
if (n < 0 && errno == EAGAIN) break;
break;
}
}
int init_timer_fd(void){
int tfd = timerfd_create(CLOCK_MONOTONIC, TFD_NONBLOCK | TFD_CLOEXEC);
struct itimerspec its = {
.it_interval = {1, 0}, // 每 1 秒
.it_value = {1, 0}, // 1 秒后首次触发
};
timerfd_settime(tfd, 0, &its, NULL);
conn_list[tfd].fd = tfd;
conn_list[tfd].r_action.recv_callback = handle_timer_fd_cb;
set_event(tfd, EPOLLIN, 1);
return tfd;
}
int r_init_server(unsigned short port) {
int sockfd = socket(AF_INET, SOCK_STREAM, 0);
@@ -365,11 +400,19 @@ int reactor_start(unsigned short port, msg_handler handler) {
epfd = epoll_create(1);
if(init_wakeup_fd() < 0){
wakeup_fd = init_wakeup_fd();
if(wakeup_fd < 0){
close(epfd);
return -1;
}
// timer_fd = init_timer_fd();
// if(timer_fd < 0){
// close(epfd);
// close(wakeup_fd);
// return -1;
// }
int i = 0;
for (i = 0;i < MAX_PORTS;i ++) {
@@ -386,23 +429,15 @@ int reactor_start(unsigned short port, msg_handler handler) {
gettimeofday(&begin, NULL);
while (1) { // mainloop
struct epoll_event events[1024] = {0};
int nready = epoll_wait(epfd, events, 1024, -1);
// cleanup_finished_iouring_tasks();
int i = 0;
for (i = 0;i < nready;i ++) {
int connfd = events[i].data.fd;
#if 0
if (events[i].events & EPOLLIN) {
conn_list[connfd].r_action.recv_callback(connfd);
} else if (events[i].events & EPOLLOUT) {
conn_list[connfd].send_callback(connfd);
}
#else
if (events[i].events & EPOLLIN) {
// printf("connlist:%p, r_action:%p, recv_callaback:%p\n", &conn_list[connfd], &conn_list[connfd].r_action, conn_list[connfd].r_action.recv_callback);
conn_list[connfd].r_action.recv_callback(connfd);
@@ -411,7 +446,6 @@ int reactor_start(unsigned short port, msg_handler handler) {
if (events[i].events & EPOLLOUT) {
conn_list[connfd].send_callback(connfd);
}
#endif
}
}

116
test-redis/test.c
View File

@@ -91,12 +91,35 @@ void special_char_test(redisContext *c){
}
void save(redisContext *c){
must_ok((redisReply*)redisCommand(c, "SAVE"), "SET binary");
must_ok((redisReply*)redisCommand(c, "SAVE"), "SAVE");
printf("[OK] SAVE\n");
}
void pipline_set_test(redisContext *c, int start, int countN, const char *op){
void printmem(redisContext *c){
redisReply *r = (redisReply*)redisCommand(c, "MEMPRINT");
if (r == NULL) {
// 连接错误或命令发送失败
printf("redisCommand failed: %s\n", c->errstr);
return;
}
if (r->type == REDIS_REPLY_INTEGER) {
if (r->integer == 1) {
printf("MEMPRINT returned 1\n");
} else {
printf("MEMPRINT returned %lld\n", r->integer);
}
} else if (r->type == REDIS_REPLY_ERROR) {
printf("Redis error: %s\n", r->str);
} else {
printf("Unexpected reply type: %d\n", r->type);
}
printf("[OK] PRINT\n");
}
void pipline_set_test(redisContext *c, int start, int countN, const char *op, char* k, char *v){
/* ---------- 3) Pipeline 批处理测试 ---------- */
const int N = countN;
@@ -104,8 +127,8 @@ void pipline_set_test(redisContext *c, int start, int countN, const char *op){
int end = start + N;
for (int i = start; i < end; i++) {
char kk[64], vv[64];
int kn = snprintf(kk, sizeof(kk), "p:%d", i);
int vn = snprintf(vv, sizeof(vv), "v:%d", i);
int kn = snprintf(kk, sizeof(kk), "%s:%d", k, i);
int vn = snprintf(vv, sizeof(vv), "%s:%d", v, i);
if (redisAppendCommand( c, "%s %b %b",
op,
kk, (size_t)kn,
@@ -127,14 +150,14 @@ void pipline_set_test(redisContext *c, int start, int countN, const char *op){
PRINT("[OK] SET pipeline batch %d\n", N);
}
void pipline_get_test(redisContext *c, int start, int countN, const char *op){
void pipline_get_test(redisContext *c, int start, int countN, const char *op, char* k, char *v){
const int N = countN;
/* pipeline GET + 校验 */
int end = start + N;
for (int i = start; i < end; i++) {
char kk[64];
int kn = snprintf(kk, sizeof(kk), "p:%d", i);
int kn = snprintf(kk, sizeof(kk), "%s:%d", k, i);
if (redisAppendCommand( c, "%s %b",
op,
kk, (size_t)kn) != REDIS_OK) {
@@ -147,7 +170,7 @@ void pipline_get_test(redisContext *c, int start, int countN, const char *op){
redisReply *r = NULL;
if (redisGetReply(c, (void**)&r) != REDIS_OK || !r) die(c, "redisGetReply GET failed");
char expect[64];
int en = snprintf(expect, sizeof(expect), "v:%d", i);
int en = snprintf(expect, sizeof(expect), "%s:%d", v, i);
must_bulk_eq(r, expect, (size_t)en, "pipeline GET reply");
if(i%10000 == 0) PRINT("RECV: %d\n", i);
@@ -156,14 +179,14 @@ void pipline_get_test(redisContext *c, int start, int countN, const char *op){
PRINT("[OK] GET pipeline batch %d\n", N);
}
void pipline_del_test(redisContext *c, int start, int countN, const char *op){
void pipline_del_test(redisContext *c, int start, int countN, const char *op, char* k){
const int N = countN;
/* cleanup：pipeline DEL */
int end = start + N;
for (int i = start; i < end; i++) {
char kk[64];
int kn = snprintf(kk, sizeof(kk), "p:%d", i);
int kn = snprintf(kk, sizeof(kk), "%s:%d", k, i);
if (redisAppendCommand( c, "%s %b",
op,
kk, (size_t)kn) != REDIS_OK) {
@@ -190,15 +213,15 @@ long long test_nopersist_noreplica(redisContext *c, int rounds, long long batch_
long long total_ops = batch_size*rounds;
for(int i = 0;i < total_ops ; i += batch_size){
pipline_set_test(c, i, batch_size, "RSET");
pipline_set_test(c, i, batch_size, "RSET", "p", "v");
}
for(int i = 0;i < total_ops ; i += batch_size){
pipline_get_test(c, i, batch_size, "RGET");
pipline_get_test(c, i, batch_size, "RGET", "p", "v");
}
for(int i = 0;i < total_ops ; i += batch_size){
pipline_del_test(c, i, batch_size, "RDEL");
pipline_del_test(c, i, batch_size, "RDEL", "p");
}
gettimeofday(&tv_end, NULL);
@@ -209,6 +232,35 @@ long long test_nopersist_noreplica(redisContext *c, int rounds, long long batch_
return qps;
}
long long test_memory(redisContext *c, int rounds, long long batch_size, int mod){
struct timeval tv_begin, tv_end;
gettimeofday(&tv_begin, NULL);
long long total_ops = batch_size*rounds;
if(mod == 1){
for(int i = 0;i < total_ops ; i += batch_size){
pipline_set_test(c, i, batch_size, "RSET","p1","v");
pipline_set_test(c, i, batch_size, "RSET","p2","v");
pipline_del_test(c, i, batch_size, "RDEL","p1");
}
}else if(mod == 2){
for(int i = 0;i < total_ops ; i += batch_size){
pipline_set_test(c, i, batch_size, "RSET","p3","v");
pipline_del_test(c, i, batch_size, "RDEL","p2");
pipline_del_test(c, i, batch_size, "RDEL","p3");
}
}
gettimeofday(&tv_end, NULL);
int time_used = TIME_SUB_MS(tv_end, tv_begin);
long long qps = total_ops *6*1000/time_used;
printf("BATCH (N=%lld) --> time_used=%d ms, qps=%lld\n", total_ops *3, time_used, qps);
return qps;
}
int main(int argc, char **argv) {
if(argc < 4) {
printf("invalid input\n");
@@ -227,6 +279,8 @@ int main(int argc, char **argv) {
if(mode == 0){
save(c);
}else if(mode == 1){
printmem(c);
}else if(mode == 2){
basic_command_test(c);
}else if(mode == 3){
int rounds = 10;
@@ -239,29 +293,47 @@ int main(int argc, char **argv) {
}
printf("average qps:%lld\n", total_qps/testrounds);
}else if(mode == 4){
int rounds = 10;
long long batch_size = 100000;
int testrounds = 5;
long long total_qps = 0;
}else if(mode == 5){
for(int i = 0;i < testrounds; ++ i){
total_qps += test_nopersist_noreplica(c, rounds, batch_size);
}
printf("average qps:%lld\n", total_qps/testrounds);
}else if(mode == 51){
int rounds = 30;
long long batch_size = 100000;
test_memory(c, rounds, batch_size, 1);
}else if(mode == 52){
int rounds = 30;
long long batch_size = 100000;
test_memory(c, rounds, batch_size, 2);
}else if(mode == 10){
pipline_set_test(c, 0, 1000, "SET");
pipline_set_test(c, 0, 1000, "SET","p","v");
}else if(mode == 11){
pipline_get_test(c, 0, 1000, "GET");
pipline_get_test(c, 0, 1000, "GET","p", "v");
}else if(mode == 12){
pipline_del_test(c, 0, 1000, "DEL");
pipline_del_test(c, 0, 1000, "DEL","p");
}else if(mode == 20){
pipline_set_test(c, 0, 1000, "RSET");
pipline_set_test(c, 0, 1000, "RSET","p","v");
}else if(mode == 21){
pipline_get_test(c, 0, 1000, "RGET");
pipline_get_test(c, 0, 1000, "RGET","p", "v");
}else if(mode == 22){
pipline_del_test(c, 0, 1000, "RDEL");
pipline_del_test(c, 0, 1000, "RDEL","p");
}else if(mode == 30){
pipline_set_test(c, 0, 1000, "HSET");
pipline_set_test(c, 0, 1000, "HSET","p","v");
}else if(mode == 31){
pipline_get_test(c, 0, 1000, "HGET");
pipline_get_test(c, 0, 1000, "HGET","p", "v");
}else if(mode == 32){
pipline_del_test(c, 0, 1000, "HDEL");
pipline_del_test(c, 0, 1000, "HDEL","p");
}
redisFree(c);