修改内存释放错误的bug

newsch
hwwang 4 months ago
parent 702f5de60d
commit 8ae955fbfc

@ -0,0 +1,46 @@
Summary:
Total: 5.2029 secs
Slowest: 0.2684 secs
Fastest: 0.0281 secs
Average: 0.2039 secs
Requests/sec: 573.9092
Total data: 158614 bytes
Size/request: 53 bytes
Response time histogram:
0.028 [1] |
0.052 [26] |■
0.076 [15] |■
0.100 [16] |■
0.124 [11] |
0.148 [16] |■
0.172 [46] |■■
0.196 [1042] |■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■
0.220 [968] |■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■
0.244 [702] |■■■■■■■■■■■■■■■■■■■■■■■■■■■
0.268 [143] |■■■■■
Latency distribution:
10% in 0.1811 secs
25% in 0.1894 secs
50% in 0.2028 secs
75% in 0.2231 secs
90% in 0.2385 secs
95% in 0.2441 secs
99% in 0.2531 secs
Details (average, fastest, slowest):
DNS+dialup: 0.0004 secs, 0.0281 secs, 0.2684 secs
DNS-lookup: 0.0000 secs, 0.0000 secs, 0.0000 secs
req write: 0.0002 secs, 0.0000 secs, 0.0249 secs
resp wait: 0.2026 secs, 0.0102 secs, 0.2680 secs
resp read: 0.0001 secs, 0.0000 secs, 0.0012 secs
Status code distribution:
[200] 2986 responses

@ -1,46 +1,26 @@
Summary:
Total: 12.2647 secs
Slowest: 3.3362 secs
Fastest: 0.5028 secs
Average: 2.1634 secs
Requests/sec: 49.5730
Total: 5.0283 secs
Slowest: 0.0000 secs
Fastest: 0.0000 secs
Average: NaN secs
Requests/sec: 51018.3313
Total data: 27968 bytes
Size/request: 46 bytes
Response time histogram:
0.503 [1] |
0.786 [16] |■■■■
1.069 [17] |■■■■
1.353 [17] |■■■■
1.636 [19] |■■■■
1.919 [112] |■■■■■■■■■■■■■■■■■■■■■■■■■
2.203 [176] |■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■
2.486 [121] |■■■■■■■■■■■■■■■■■■■■■■■■■■■■
2.769 [22] |■■■■■
3.053 [27] |■■■■■■
3.336 [80] |■■■■■■■■■■■■■■■■■■
Latency distribution:
10% in 1.5052 secs
25% in 1.8882 secs
50% in 2.1174 secs
75% in 2.3524 secs
90% in 3.1907 secs
95% in 3.2670 secs
99% in 3.3261 secs
Details (average, fastest, slowest):
DNS+dialup: 0.0150 secs, 0.5028 secs, 3.3362 secs
DNS-lookup: 0.0000 secs, 0.0000 secs, 0.0000 secs
req write: 0.0057 secs, 0.0000 secs, 0.1496 secs
resp wait: 2.1384 secs, 0.3501 secs, 3.3357 secs
resp read: 0.0002 secs, 0.0000 secs, 0.0169 secs
DNS+dialup: NaN secs, 0.0000 secs, 0.0000 secs
DNS-lookup: NaN secs, 0.0000 secs, 0.0000 secs
req write: NaN secs, 0.0000 secs, 0.0000 secs
resp wait: NaN secs, 0.0000 secs, 0.0000 secs
resp read: NaN secs, 0.0000 secs, 0.0000 secs
Status code distribution:
[200] 608 responses
Error distribution:
[256536] Post "http://127.0.0.1:10000": dial tcp 127.0.0.1:10000: connect: connection refused

@ -1,46 +0,0 @@
Summary:
Total: 11.2523 secs
Slowest: 2.9288 secs
Fastest: 0.0329 secs
Average: 1.2459 secs
Requests/sec: 90.8258
Total data: 47012 bytes
Size/request: 46 bytes
Response time histogram:
0.033 [1] |
0.322 [18] |■
0.612 [23] |■
0.902 [26] |■
1.191 [127] |■■■■■■■
1.481 [740] |■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■
1.770 [59] |■■■
2.060 [17] |■
2.350 [8] |
2.639 [1] |
2.929 [2] |
Latency distribution:
10% in 1.1377 secs
25% in 1.2114 secs
50% in 1.2531 secs
75% in 1.3035 secs
90% in 1.4574 secs
95% in 1.5758 secs
99% in 2.0799 secs
Details (average, fastest, slowest):
DNS+dialup: 0.0004 secs, 0.0329 secs, 2.9288 secs
DNS-lookup: 0.0000 secs, 0.0000 secs, 0.0000 secs
req write: 0.0001 secs, 0.0000 secs, 0.0179 secs
resp wait: 1.2442 secs, 0.0245 secs, 2.9283 secs
resp read: 0.0001 secs, 0.0000 secs, 0.0005 secs
Status code distribution:
[200] 1022 responses

@ -1,52 +0,0 @@
#pragma once
#include "hashmap.h"
#include "lock.h"
#include "xmalloc.h"
typedef struct
{
struct hashmap* map;
lock_t lock;
}lockhashmap;
static inline lockhashmap
*hashmap_lock_new(
size_t elsize, size_t cap, uint64_t seed0,
uint64_t seed1,
uint64_t (*hash)(const void *item, uint64_t seed0, uint64_t seed1),
int (*compare)(const void *a, const void *b, void *udata),
void (*elfree)(void *item),
void *udata
)
{
lockhashmap* node = (lockhashmap *)xmalloc(sizeof(lockhashmap));
node->map = hashmap_new(elsize, cap, seed0, seed1, hash, compare, elfree, udata);
LOCK_INIT(&node->lock);
return node;
}
/*void threadsafe_hashmap_free(ThreadSafeHashmap *thm) {
if (thm) {
spinlock_acquire(&thm->lock);
hashmap_free(thm->map);
spinlock_release(&thm->lock);
spinlock_destroy(&thm->lock);
free(thm);
}
}
bool threadsafe_hashmap_set(ThreadSafeHashmap *thm, const void *item) {
spinlock_acquire(&thm->lock);
const void *result = hashmap_set(thm->map, item);
spinlock_release(&thm->lock);
return result != NULL;
}
const void *threadsafe_hashmap_get(ThreadSafeHashmap *thm, const void *item) {
spinlock_acquire(&thm->lock);
const void *result = hashmap_get(thm->map, item);
spinlock_release(&thm->lock);
return result;
}
*/

@ -155,11 +155,14 @@ map_delete(struct hashmap *map, char *key, uint32_t key_len)
} else {
prev->next = node->next;
}
free(node->key);
free(node);
free(node->key);
node->key = NULL;
if (node->manage_mvalue) {
free(node->value);
}
node->value = NULL;
}
free(node);
node = NULL;
did_delete = true;
break;
}

@ -69,6 +69,7 @@ err_allocate:
client_socket_send(request->socket_descriptor, 503);
client_socket_close(request->socket_descriptor, &request->socket_address);
free(request);
request = NULL;
goto done;
}
@ -108,6 +109,7 @@ err_allocate:
client_socket_send(request->socket_descriptor, 503);
client_socket_close(request->socket_descriptor, &request->socket_address);
free(request);
request = NULL;
goto done;
}
static inline struct sandbox *
@ -138,6 +140,7 @@ err_allocate:
client_socket_send(sandbox_request->socket_descriptor, 503);
client_socket_close(sandbox_request->socket_descriptor, &sandbox->client_address);
free(sandbox_request);
sandbox_request = NULL;
err:
sandbox = NULL;
goto done;

@ -9,10 +9,9 @@
#include "module.h"
#include "software_interrupt.h"
#include "map.h"
#include "hashmap.h"
extern uint64_t system_start_timestamp;
pthread_mutex_t lock;
lock_t lock;
__thread struct sandbox *worker_thread_current_sandbox = NULL;
@ -156,7 +155,7 @@ current_sandbox_start(void)
};
memcpy(pre_func_output, sandbox->request_response_data + sandbox->request_length, output_length);
uint64_t enqueue_timestamp = __getcycles();
//printf("这是图一分多 the ID %lu %s pre_func_output is %s\n", sandbox->id, sandbox->module->name, pre_func_output);
//uint64_t current_rs = enqueue_timestamp - system_start_timestamp;
//mem_log("time %lu request id:%d executing, name:%s remaining slack %lu\n", current_rs,
// sandbox->id, sandbox->module->name, sandbox->remaining_slack);
@ -164,13 +163,21 @@ current_sandbox_start(void)
for (size_t i = 0; i < next_module_idx; i++)
{
struct module * next_module_node = next_module[i];
assert(next_module_node);
assert(next_module_node);
char * individual_pre_func_output = (char *)malloc(output_length);
if (!individual_pre_func_output) {
fprintf(stderr, "Failed to allocate memory for the individual previous output: %s\n", strerror(errno));
free(pre_func_output);
goto err;
}
memcpy(individual_pre_func_output, pre_func_output, output_length);
uint64_t enqueue_timestamp = __getcycles();
struct sandbox_request *sandbox_request =
sandbox_request_allocate(next_module_node, false, sandbox->request_length,
next_module_node->name, sandbox->client_socket_descriptor,
(const struct sockaddr *)&sandbox->client_address,
sandbox->request_arrival_timestamp, enqueue_timestamp,
sandbox->remaining_slack, true, pre_func_output, output_length);
sandbox->remaining_slack, true, individual_pre_func_output, output_length);
/* TODO: All sandboxs in the chain share the same request id, but sandbox_request_allocate()
* will busy-wait to generate an unique id, should we optimize it here?
*/
@ -203,8 +210,13 @@ current_sandbox_start(void)
sandbox_set_as_returned(sandbox, SANDBOX_RUNNING);
}else if (next_module_idx == 1 && next_module_pre_count > 1)
{
pthread_mutex_init(&lock, NULL);
pthread_mutex_lock(&lock);
static bool lock_flag = true;
if (lock_flag)
{
LOCK_INIT(&lock);
lock_flag = false;
}
bool hash_flag = false;
/*Before each id is put into the hash table, the key needs to add a "module handle"*/
struct module * next_module_node = next_module[0];
assert(next_module_node);
@ -214,9 +226,11 @@ current_sandbox_start(void)
assert(cur_request_id);
snprintf(cur_request_id, key_len, "%s%lu", next_module_node->name, sandbox->id);
uint32_t ret_value_len;
LOCK_LOCK(&lock);
//printf("锁住了\n");
uint64_t *requet_id = (uint64_t *)map_get(sandbox_request_id, cur_request_id, strlen(cur_request_id), &ret_value_len);
if (!requet_id) {
if(!requet_id) hash_flag = true;
if (hash_flag) {
//it means that the first sandbox is calculated, and it needs to wait for the return value of other sandboxes.
ssize_t output_length = sandbox->request_response_data_length - sandbox->request_length;
char * pre_func_output = (char *)malloc(output_length);
@ -225,6 +239,7 @@ current_sandbox_start(void)
goto err;
};
memcpy(pre_func_output, sandbox->request_response_data + sandbox->request_length, output_length);
//printf("创建sandbox_request 模块工作结果 the ID %lu %s pre_func_output is %s\n", sandbox->id, sandbox->module->name, pre_func_output);
uint64_t enqueue_timestamp = __getcycles();
//uint64_t current_rs = enqueue_timestamp - system_start_timestamp;
//mem_log("time %lu request id:%d executing, name:%s remaining slack %lu\n", current_rs,
@ -247,7 +262,9 @@ current_sandbox_start(void)
map_set(sandbox_request_id, cur_request_id, strlen(cur_request_id), &module_pre_count, sizeof(uint32_t), true);
map_set(sandbox_req_map, cur_request_id, strlen(cur_request_id), sandbox_request, sizeof(struct sandbox_request *), false);
free(cur_request_id);
}else
cur_request_id = NULL;
}
else
{
uint32_t rest_pre_count = *requet_id;
assert(rest_pre_count >= 1);
@ -257,25 +274,22 @@ current_sandbox_start(void)
// Copy data into pre_func_output
ssize_t output_length = sandbox->request_response_data_length - sandbox->request_length;
char *pre_func_outputi = (char *)malloc(output_length);
if (!pre_func_outputi) {
char *pre_func_output = (char *)malloc(output_length);
if (!pre_func_output) {
fprintf(stderr, "Failed to allocate memory for the previous output: %s\n", strerror(errno));
free(pre_func_output);
goto err;
}
memcpy(pre_func_outputi, sandbox->request_response_data + sandbox->request_length, output_length);
uint64_t enqueue_timestamp = __getcycles();
const char *previous_output = sandbox_request->previous_function_output ? sandbox_request->previous_function_output : "";
memcpy(pre_func_output, sandbox->request_response_data + sandbox->request_length, output_length);
//printf("这是合并sandbox_request模块工作结果 the ID %lu %s pre_func_output is %s\n", sandbox->id, sandbox->module->name, pre_func_output);
ssize_t new_output_length = sandbox_request->output_length + output_length + 2;
char *new_output = (char *)malloc(new_output_length);
if (!new_output) {
fprintf(stderr, "Failed to allocate memory for the new output: %s\n", strerror(errno));
free(pre_func_outputi);
goto err;
}
memset(new_output, 0, new_output_length);
snprintf(new_output, new_output_length, "%s&%s", previous_output, pre_func_outputi);
snprintf(new_output, new_output_length, "%s&%s", sandbox_request->previous_function_output, pre_func_output);
if(sandbox_request->previous_function_output != NULL)
{
free(sandbox_request->previous_function_output);
@ -283,11 +297,12 @@ current_sandbox_start(void)
}
assert(new_output);
sandbox_request->previous_function_output = new_output;
free(pre_func_outputi);
pre_func_outputi = NULL;
//printf("这是合并sandbox_request 模块工作结果 the ID %lu %s new_output is %s\n", sandbox->id, sandbox->module->name, new_output);
free(pre_func_output);
pre_func_output = NULL;
sandbox_request->output_length = new_output_length;
rest_pre_count --;
rest_pre_count--;
if (rest_pre_count != 0)
{
map_upsert(sandbox_request_id, cur_request_id, strlen(cur_request_id), &rest_pre_count, sizeof(uint32_t));
@ -299,18 +314,22 @@ current_sandbox_start(void)
map_delete(sandbox_req_map, cur_request_id, strlen(cur_request_id));
map_delete(sandbox_request_id, cur_request_id, strlen(cur_request_id));
}
free(cur_request_id);
free(cur_request_id);
cur_request_id = NULL;
}
//printf("解锁");
LOCK_UNLOCK(&lock);
//printf("没有死索\n");
if (sandbox->request_from_outside) {
sandbox_remove_from_epoll(sandbox);
}
sandbox_set_as_returned(sandbox, SANDBOX_RUNNING);
goto done;
}else
{
error_message = "the strcuture of DAG is not supported\n";
goto err;
}
pthread_mutex_unlock(&lock);
}
} else {
/* Retrieve the result, construct the HTTP response, and send to client */
if (sandbox_send_response(sandbox) < 0) {

@ -419,7 +419,7 @@ module_new_from_json(char *file_name)
int ntoks = 2 * tokens[i].size;
char request_content_type[HTTP_MAX_HEADER_VALUE_LENGTH] = { 0 };
char response_content_type[HTTP_MAX_HEADER_VALUE_LENGTH] = { 0 };
char **next_module_names = NULL;
char **next_module_names = NULL;
for (; j < ntoks;) {
int ntks = 1;
@ -650,9 +650,8 @@ module_new_from_json(char *file_name)
}
nodes[i]->next_module[j] = nodes[m];
int preflag = 0;
while (nodes[m]->pre_module[preflag]) {
preflag++;
assert(preflag < precount);
for (; preflag < precount; preflag++) {
if(nodes[m]->pre_module[preflag] == NULL) break;
}
nodes[m]->pre_module[preflag] = nodes[i];
break;

@ -41,7 +41,7 @@ uint64_t runtime_worker_threads_remaining_slack[RUNTIME_WORKER_THREAD_CORE_COUNT
void
runtime_cleanup()
{
if (runtime_sandbox_perf_log != NULL) fflush(runtime_sandbox_perf_log);
//if (runtime_sandbox_perf_log != NULL) fflush(runtime_sandbox_perf_log);
software_interrupt_deferred_sigalrm_max_print();
exit(EXIT_SUCCESS);

@ -186,6 +186,7 @@ sandbox_free(struct sandbox *sandbox)
assert(sandbox->state == SANDBOX_ERROR || sandbox->state == SANDBOX_COMPLETE);
int rc;
//printf("ID %lu of sandbox %s removing sandbox from queue\n",sandbox->id, sandbox->module->name);
if (sandbox->previous_function_output != NULL) {
free(sandbox->previous_function_output);
sandbox->previous_function_output = NULL;

@ -23,7 +23,7 @@ int main() {
unsigned long int num1, num2;
char *line = strtok(buffer, "&");
char *second_part = strtok(NULL, "\0"); // Assume the rest of the string is the second number
char *second_part = strtok(NULL, "&"); // Assume the rest of the string is the second number
if (line && sscanf(line, "%lu", &num1) == 1 &&
second_part && sscanf(second_part, "%lu", &num2) == 1) {

@ -1,29 +0,0 @@
Runtime Environment:
CPU Speed: 2400 MHz
Processor Speed: 2400 MHz
RLIMIT_DATA: Infinite
RLIMIT_NOFILE: 1048576 (Increased from 8192)
Core Count: 8
Listener core ID: 1
First Worker core ID: 2
Worker core count: 6
Scheduler Policy: EDF
Sigalrm Policy: BROADCAST
Preemption: Enabled
Quantum: 5000 us
Sandbox Performance Log: /home/hai/sledge-old/runtime_sandbox_perf_log.log
Starting listener thread
Listener core thread: 7ffff7a006c0
Starting 6 worker thread(s)
C: 01, T: 0x7ffff7bfdd80, F: runtime_start_runtime_worker_threads>
Sandboxing environment ready!
C: 01, T: 0x7ffff7bfdd80, F: module_new>
Stack Size: 524288
C: 01, T: 0x7ffff7bfdd80, F: module_new>
Stack Size: 524288
C: 01, T: 0x7ffff7bfdd80, F: module_new>
Stack Size: 524288
C: 01, T: 0x7ffff7bfdd80, F: module_new>
Stack Size: 524288
double free or corruption (fasttop)
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