void cf_queue_priority_destroy(cf_queue_priority *q)
{
cf_queue_destroy(q->high_q);
cf_queue_destroy(q->medium_q);
cf_queue_destroy(q->low_q);
if (q->threadsafe) {
pthread_mutex_destroy(&q->LOCK);
pthread_cond_destroy(&q->CV);
}
cf_free(q);
}
void cf_queue_priority_destroy(cf_queue_priority *q) {
cf_queue_destroy(q->high_q);
cf_queue_destroy(q->medium_q);
cf_queue_destroy(q->low_q);
if (q->threadsafe) {
#ifdef EXTERNAL_LOCKS
cf_hooked_mutex_free(q->LOCK);
#else
pthread_mutex_destroy(&q->LOCK);
pthread_cond_destroy(&q->CV);
#endif // EXTERNAL_LOCKS
}
free(q);
}
cf_queue_priority *cf_queue_priority_create(size_t element_sz, bool threadsafe)
{
cf_queue_priority *q = (cf_queue_priority*)cf_malloc(sizeof(cf_queue_priority));
if (! q) {
return NULL;
}
q->threadsafe = threadsafe;
if (! (q->low_q = cf_queue_create(element_sz, false))) {
goto Fail1;
}
if (! (q->medium_q = cf_queue_create(element_sz, false))) {
goto Fail2;
}
if (! (q->high_q = cf_queue_create(element_sz, false))) {
goto Fail3;
}
if (! threadsafe) {
return q;
}
if (0 != pthread_mutex_init(&q->LOCK, NULL)) {
goto Fail4;
}
if (0 != pthread_cond_init(&q->CV, NULL)) {
goto Fail5;
}
return q;
Fail5:
pthread_mutex_destroy(&q->LOCK);
Fail4:
cf_queue_destroy(q->high_q);
Fail3:
cf_queue_destroy(q->medium_q);
Fail2:
cf_queue_destroy(q->low_q);
Fail1:
cf_free(q);
return NULL;
}
void
cl_cluster_scan_shutdown(cl_cluster* asc)
{
// Check whether we ever (lazily) initialized scan machinery.
if (cf_atomic32_get(asc->scan_initialized) == 0 && ! asc->scan_q) {
return;
}
// This tells the worker threads to stop. We do this (instead of using a
// "running" flag) to allow the workers to "wait forever" on processing the
// work dispatch queue, which has minimum impact when the queue is empty.
// This also means all queued requests get processed when shutting down.
for (int i = 0; i < NUM_SCAN_THREADS; i++) {
cl_scan_task task;
task.asc = NULL;
cf_queue_push(asc->scan_q, &task);
}
for (int i = 0; i < NUM_SCAN_THREADS; i++) {
pthread_join(asc->scan_threads[i], NULL);
}
cf_queue_destroy(asc->scan_q);
asc->scan_q = NULL;
cf_atomic32_set(&asc->scan_initialized, 0);
}
//
// Close async worker threads gracefully.
//
void
citrusleaf_async_shutdown()
{
if (g_cl_async_q == 0)
return;
/*
* If a process is forked, the threads in it do not get spawned in the child process.
* In citrusleaf_init(), we are remembering the process id(g_init_pid) of the process who spawned the
* background threads. If the current process is not the process who spawned the background threads
* then it cannot call pthread_join() on the threads which does not exist in this process.
*/
if(g_init_pid == getpid()) {
// Send shutdown message to each worker thread.
cl_async_work *workitem = malloc(sizeof(cl_async_work));
memset(workitem, 0, sizeof(cl_async_work));
workitem->fd = -1;
uint i;
for (i = 0; i < g_async_num_threads; i++) {
cf_queue_push(g_cl_async_q, &workitem);
}
for (i = 0; i < g_async_num_threads; i++) {
pthread_join(g_async_reciever[i], NULL);
}
free(workitem);
cf_queue_destroy(g_cl_async_q);
g_cl_async_q = 0;
}
}
cf_queue_priority * cf_queue_priority_create(size_t elementsz, bool threadsafe) {
cf_queue_priority *q = (cf_queue_priority*)malloc(sizeof(cf_queue_priority));
if (!q) return(0);
q->threadsafe = threadsafe;
q->low_q = cf_queue_create(elementsz, false);
if (!q->low_q) goto Fail1;
q->medium_q = cf_queue_create(elementsz, false);
if (!q->medium_q) goto Fail2;
q->high_q = cf_queue_create(elementsz, false);
if (!q->high_q) goto Fail3;
if (threadsafe == false)
return(q);
#ifdef EXTERNAL_LOCKS
q->LOCK = cf_hooked_mutex_alloc();
if (!q->LOCK ) goto Fail5;
#else
if (0 != pthread_mutex_init(&q->LOCK, NULL))
goto Fail4;
if (0 != pthread_cond_init(&q->CV, NULL))
goto Fail5;
#endif // EXTERNAL_LOCKS
return(q);
Fail5:
#ifdef EXTERNAL_LOCKS
cf_hooked_mutex_free(q->LOCK);
#else
pthread_mutex_destroy(&q->LOCK);
Fail4:
#endif // EXTERNAL_LOCKS
cf_queue_destroy(q->high_q);
Fail3:
cf_queue_destroy(q->medium_q);
Fail2:
cf_queue_destroy(q->low_q);
Fail1:
free(q);
return(0);
}
cf_queue_priority *
cf_queue_priority_create(size_t elementsz, bool threadsafe)
{
cf_queue_priority *q = malloc(sizeof(cf_queue_priority));
if (!q) return(0);
q->threadsafe = threadsafe;
q->low_q = cf_queue_create(elementsz, false);
if (!q->low_q) goto Fail1;
q->medium_q = cf_queue_create(elementsz, false);
if (!q->medium_q) goto Fail2;
q->high_q = cf_queue_create(elementsz, false);
if (!q->high_q) goto Fail3;
if (threadsafe == false)
return(q);
if (0 != pthread_mutex_init(&q->LOCK, NULL))
goto Fail4;
if (0 != pthread_cond_init(&q->CV, NULL))
goto Fail5;
return(q);
Fail5:
pthread_mutex_destroy(&q->LOCK);
Fail4:
cf_queue_destroy(q->high_q);
Fail3:
cf_queue_destroy(q->medium_q);
Fail2:
cf_queue_destroy(q->low_q);
Fail1:
free(q);
return(0);
}
void
as_node_destroy(as_node* node)
{
// Drain out the queue and close the FDs
int rv;
do {
int fd;
rv = cf_queue_pop(node->conn_q, &fd, CF_QUEUE_NOWAIT);
if (rv == CF_QUEUE_OK)
cf_close(fd);
} while (rv == CF_QUEUE_OK);
/*
do {
int fd;
rv = cf_queue_pop(node->conn_q_asyncfd, &fd, CF_QUEUE_NOWAIT);
if (rv == CF_QUEUE_OK)
cf_close(fd);
} while (rv == CF_QUEUE_OK);
*/
/*
do {
//When we reach this point, ideally there should not be any workitems.
cl_async_work *aw;
rv = cf_queue_pop(node->asyncwork_q, &aw, CF_QUEUE_NOWAIT);
if (rv == CF_QUEUE_OK) {
free(aw);
}
} while (rv == CF_QUEUE_OK);
//We want to delete all the workitems of this node
if (g_cl_async_hashtab) {
shash_reduce_delete(g_cl_async_hashtab, cl_del_node_asyncworkitems, node);
}
*/
as_vector_destroy(&node->addresses);
cf_queue_destroy(node->conn_q);
//cf_queue_destroy(node->conn_q_asyncfd);
//cf_queue_destroy(node->asyncwork_q);
if (node->info_fd >= 0) {
cf_close(node->info_fd);
}
cf_free(node);
}
static void create_async_info_queue()
{
int i;
uintptr_t info;
as_async_info_t *temp_info;
async_info_queue = cf_queue_create(sizeof(uintptr_t), true);
async_info_array = (as_async_info_t*)malloc(MAX_READ_REQS_QUEUED * sizeof(as_async_info_t));
if(async_info_array == NULL)
{
fprintf(stdout, "Error: Malloc info structs failed.\n Exiting. \n");
cf_queue_destroy(async_info_queue);
exit(-1);
}
for(i = 0; i < MAX_READ_REQS_QUEUED; i++)
{
temp_info = async_info_array + i;
info = (uintptr_t)temp_info;
cf_queue_push(async_info_queue, (void*)&info);
}
}
int
cf_queue_test_1()
{
pthread_t write_th;
pthread_t read_th;
cf_queue *q;
q = cf_queue_create(sizeof(int), true);
pthread_create( & write_th, 0, cf_queue_test_1_write, q);
pthread_create( & read_th, 0, cf_queue_test_1_read, q);
void *th_return;
if (0 != pthread_join(write_th, &th_return)) {
fprintf(stderr, "queue test 1: could not join1 %d\n",errno);
return(-1);
}
if (0 != th_return) {
fprintf(stderr, "queue test 1: returned error %p\n",th_return);
return(-1);
}
if (0 != pthread_join(read_th, &th_return)) {
fprintf(stderr, "queue test 1: could not join2 %d\n",errno);
return(-1);
}
if (0 != th_return) {
fprintf(stderr, "queue test 1: returned error 2 %p\n",th_return);
return(-1);
}
cf_queue_destroy(q);
return(0);
}
void cl_scan_destroy(cl_scan *scan) {
if ( scan == NULL ) return;
cl_scan_udf_destroy(&scan->udf);
if (scan->ns) free(scan->ns);
if (scan->setname) free(scan->setname);
if ( scan->res_streamq ) {
as_val *val = NULL;
while (CF_QUEUE_OK == cf_queue_pop (scan->res_streamq,
&val, CF_QUEUE_NOWAIT)) {
as_val_destroy(val);
val = NULL;
}
cf_queue_destroy(scan->res_streamq);
scan->res_streamq = NULL;
}
free(scan);
scan = NULL;
}
cf_vector * cl_scan_execute(cl_cluster * cluster, const cl_scan * scan, char * node_name, cl_rv * res, int (* callback)(as_val *, void *), void * udata) {
cl_rv rc = CITRUSLEAF_OK;
uint8_t wr_stack_buf[STACK_BUF_SZ] = { 0 };
uint8_t * wr_buf = wr_stack_buf;
size_t wr_buf_sz = sizeof(wr_stack_buf);
int node_count = 0;
cl_node_response response;
rc = scan_compile(scan, &wr_buf, &wr_buf_sz);
if ( rc != CITRUSLEAF_OK ) {
LOG("[ERROR] cl_scan_execute: scan compile failed: \n");
*res = rc;
return NULL;
}
// Setup worker
cl_scan_task task = {
.asc = cluster,
.ns = scan->ns,
.scan_buf = wr_buf,
.scan_sz = wr_buf_sz,
.udata = udata,
.callback = callback,
.job_id = scan->job_id,
.type = scan->udf.type,
};
task.complete_q = cf_queue_create(sizeof(cl_node_response), true);
cf_vector * result_v = NULL;
// If node_name is not null, we are executing scan on a particular node
if (node_name) {
// Copy the node name in the task and push it in the global scan queue. One task for each node
strcpy(task.node_name, node_name);
cf_queue_push(cluster->scan_q, &task);
node_count = 1;
}
else {
// Node name is NULL, we have to scan all nodes
char *node_names = NULL;
// Get a list of the node names, so we can can send work to each node
cl_cluster_get_node_names(cluster, &node_count, &node_names);
if ( node_count == 0 ) {
LOG("[ERROR] cl_scan_execute: don't have any nodes?\n");
*res = CITRUSLEAF_FAIL_CLIENT;
goto Cleanup;
}
// Dispatch work to the worker queue to allow the transactions in parallel
// NOTE: if a new node is introduced in the middle, it is NOT taken care of
node_name = node_names;
for ( int i=0; i < node_count; i++ ) {
// fill in per-request specifics
strcpy(task.node_name, node_name);
cf_queue_push(cluster->scan_q, &task);
node_name += NODE_NAME_SIZE;
}
free(node_names);
node_names = NULL;
}
// Wait for the work to complete from all the nodes.
// For every node, fill in the return value in the result vector
result_v = cf_vector_create(sizeof(cl_node_response), node_count, 0);
for ( int i=0; i < node_count; i++ ) {
// Pop the response structure
cf_queue_pop(task.complete_q, &response, CF_QUEUE_FOREVER);
cf_vector_append(result_v, &response);
}
Cleanup:
if ( wr_buf && (wr_buf != wr_stack_buf) ) {
free(wr_buf);
wr_buf = 0;
}
cf_queue_destroy(task.complete_q);
return result_v;
}
/**
* Allocates and initializes a new cl_scan.
*/
cl_scan * cl_scan_new(const char * ns, const char * setname, uint64_t *job_id) {
cl_scan * scan = (cl_scan*) malloc(sizeof(cl_scan));
memset(scan, 0, sizeof(cl_scan));
return cl_scan_init(scan, ns, setname, job_id);
}
int main(int argc, char* argv[]) {
signal(SIGSEGV, as_sig_handle_segv);
signal(SIGTERM , as_sig_handle_term);
fprintf(stdout, "\nAerospike act - device IO test\n");
fprintf(stdout, "Copyright 2011 by Aerospike. All rights reserved.\n\n");
if (! configure(argc, argv)) {
exit(-1);
}
set_schedulers();
srand(time(NULL));
// rand_seed(g_rand_64_buffer);
salter salters[g_num_write_buffers ? g_num_write_buffers : 1];
g_salters = salters;
if (! create_salters()) {
exit(-1);
}
device devices[g_num_devices];
readq readqs[g_num_queues];
g_devices = devices;
g_readqs = readqs;
// TODO - 'salt' drive?
g_p_large_block_read_histogram = histogram_create();
g_p_large_block_write_histogram = histogram_create();
g_p_raw_read_histogram = histogram_create();
g_p_read_histogram = histogram_create();
g_run_start_us = cf_getus();
uint64_t run_stop_us = g_run_start_us + g_run_us;
g_running = 1;
for (int n = 0; n < g_num_devices; n++) {
device* p_device = &g_devices[n];
p_device->name = g_device_names[n];
p_device->p_fd_queue = cf_queue_create(sizeof(int), true);
discover_num_blocks(p_device);
create_large_block_read_buffer(p_device);
p_device->p_raw_read_histogram = histogram_create();
sprintf(p_device->histogram_tag, "%-18s", p_device->name);
if (pthread_create(&p_device->large_block_read_thread, NULL,
run_large_block_reads, (void*)p_device)) {
fprintf(stdout, "ERROR: create large block read thread %d\n", n);
exit(-1);
}
if (pthread_create(&p_device->large_block_write_thread, NULL,
run_large_block_writes, (void*)p_device)) {
fprintf(stdout, "ERROR: create write thread %d\n", n);
exit(-1);
}
}
for (int i = 0; i < g_num_queues; i++) {
readq* p_readq = &g_readqs[i];
p_readq->p_req_queue = cf_queue_create(sizeof(readreq*), true);
p_readq->threads = malloc(sizeof(pthread_t) * g_threads_per_queue);
for (int j = 0; j < g_threads_per_queue; j++) {
if (pthread_create(&p_readq->threads[j], NULL, run_reads,
(void*)p_readq->p_req_queue)) {
fprintf(stdout, "ERROR: create read thread %d:%d\n", i, j);
exit(-1);
}
}
}
pthread_t thr_add_readreqs;
if (pthread_create(&thr_add_readreqs, NULL, run_add_readreqs, NULL)) {
fprintf(stdout, "ERROR: create thread thr_add_readreqs\n");
exit(-1);
}
fprintf(stdout, "\n");
uint64_t now_us;
uint64_t count = 0;
while ((now_us = cf_getus()) < run_stop_us && g_running) {
count++;
int sleep_us = (int)
((count * g_report_interval_us) - (now_us - g_run_start_us));
if (sleep_us > 0) {
usleep((uint32_t)sleep_us);
}
fprintf(stdout, "After %" PRIu64 " sec:\n",
(count * g_report_interval_us) / 1000000);
fprintf(stdout, "read-reqs queued: %" PRIu64 "\n",
cf_atomic_int_get(g_read_reqs_queued));
histogram_dump(g_p_large_block_read_histogram, "LARGE BLOCK READS ");
histogram_dump(g_p_large_block_write_histogram, "LARGE BLOCK WRITES");
histogram_dump(g_p_raw_read_histogram, "RAW READS ");
for (int d = 0; d < g_num_devices; d++) {
histogram_dump(g_devices[d].p_raw_read_histogram,
g_devices[d].histogram_tag);
}
histogram_dump(g_p_read_histogram, "READS ");
fprintf(stdout, "\n");
fflush(stdout);
}
g_running = 0;
void* pv_value;
pthread_join(thr_add_readreqs, &pv_value);
for (int i = 0; i < g_num_queues; i++) {
readq* p_readq = &g_readqs[i];
for (int j = 0; j < g_threads_per_queue; j++) {
pthread_join(p_readq->threads[j], &pv_value);
}
cf_queue_destroy(p_readq->p_req_queue);
free(p_readq->threads);
}
for (int d = 0; d < g_num_devices; d++) {
device* p_device = &g_devices[d];
pthread_join(p_device->large_block_read_thread, &pv_value);
pthread_join(p_device->large_block_write_thread, &pv_value);
fd_close_all(p_device);
cf_queue_destroy(p_device->p_fd_queue);
free(p_device->p_large_block_read_buffer);
free(p_device->p_raw_read_histogram);
}
free(g_p_large_block_read_histogram);
free(g_p_large_block_write_histogram);
free(g_p_raw_read_histogram);
free(g_p_read_histogram);
destroy_salters();
return (0);
}
static as_status
as_scan_generic(
aerospike* as, as_error* err, const as_policy_scan* policy, const as_scan* scan,
aerospike_scan_foreach_callback callback, void* udata, uint64_t* task_id_ptr)
{
as_error_reset(err);
if (! policy) {
policy = &as->config.policies.scan;
}
as_cluster* cluster = as->cluster;
as_nodes* nodes = as_nodes_reserve(cluster);
uint32_t n_nodes = nodes->size;
if (n_nodes == 0) {
as_nodes_release(nodes);
return as_error_set_message(err, AEROSPIKE_ERR_SERVER, "Scan command failed because cluster is empty.");
}
// Reserve each node in cluster.
for (uint32_t i = 0; i < n_nodes; i++) {
as_node_reserve(nodes->array[i]);
}
uint64_t task_id;
if (task_id_ptr) {
if (*task_id_ptr == 0) {
*task_id_ptr = cf_get_rand64() / 2;
}
task_id = *task_id_ptr;
}
else {
task_id = cf_get_rand64() / 2;
}
// Create scan command
as_buffer argbuffer;
uint16_t n_fields = 0;
size_t size = as_scan_command_size(scan, &n_fields, &argbuffer);
uint8_t* cmd = as_command_init(size);
size = as_scan_command_init(cmd, policy, scan, task_id, n_fields, &argbuffer);
// Initialize task.
uint32_t error_mutex = 0;
as_scan_task task;
task.cluster = as->cluster;
task.policy = policy;
task.scan = scan;
task.callback = callback;
task.udata = udata;
task.err = err;
task.error_mutex = &error_mutex;
task.task_id = task_id;
task.cmd = cmd;
task.cmd_size = size;
as_status status = AEROSPIKE_OK;
if (scan->concurrent) {
uint32_t n_wait_nodes = n_nodes;
task.complete_q = cf_queue_create(sizeof(as_scan_complete_task), true);
// Run node scans in parallel.
for (uint32_t i = 0; i < n_nodes; i++) {
// Stack allocate task for each node. It should be fine since the task
// only needs to be valid within this function.
as_scan_task* task_node = alloca(sizeof(as_scan_task));
memcpy(task_node, &task, sizeof(as_scan_task));
task_node->node = nodes->array[i];
int rc = as_thread_pool_queue_task(&cluster->thread_pool, as_scan_worker, task_node);
if (rc) {
// Thread could not be added. Abort entire scan.
if (ck_pr_fas_32(task.error_mutex, 1) == 0) {
status = as_error_update(task.err, AEROSPIKE_ERR_CLIENT, "Failed to add scan thread: %d", rc);
}
// Reset node count to threads that were run.
n_wait_nodes = i;
break;
}
}
// Wait for tasks to complete.
for (uint32_t i = 0; i < n_wait_nodes; i++) {
as_scan_complete_task complete;
cf_queue_pop(task.complete_q, &complete, CF_QUEUE_FOREVER);
if (complete.result != AEROSPIKE_OK && status == AEROSPIKE_OK) {
status = complete.result;
}
}
// Release temporary queue.
cf_queue_destroy(task.complete_q);
}
else {
task.complete_q = 0;
// Run node scans in series.
for (uint32_t i = 0; i < n_nodes && status == AEROSPIKE_OK; i++) {
task.node = nodes->array[i];
status = as_scan_command_execute(&task);
}
}
// Release each node in cluster.
for (uint32_t i = 0; i < n_nodes; i++) {
as_node_release(nodes->array[i]);
}
// Release nodes array.
as_nodes_release(nodes);
// Free command memory.
as_command_free(cmd, size);
// If user aborts query, command is considered successful.
if (status == AEROSPIKE_ERR_CLIENT_ABORT) {
status = AEROSPIKE_OK;
}
// If completely successful, make the callback that signals completion.
if (callback && status == AEROSPIKE_OK) {
callback(NULL, udata);
}
return status;
}
int main(int argc, char* argv[]) {
signal(SIGSEGV, as_sig_handle_segv);
signal(SIGTERM, as_sig_handle_term);
fprintf(stdout, "\nAerospike act - device IO test\n");
fprintf(stdout, "Copyright 2011 by Aerospike. All rights reserved.\n\n");
if (! configure(argc, argv)) {
exit(-1);
}
set_schedulers();
srand(time(NULL));
// rand_seed(g_rand_64_buffer);
salter salters[g_num_write_buffers ? g_num_write_buffers : 1];
g_salters = salters;
if (! create_salters()) {
exit(-1);
}
device devices[g_num_devices];
g_devices = devices;
g_p_large_block_read_histogram = histogram_create();
g_p_large_block_write_histogram = histogram_create();
g_p_raw_read_histogram = histogram_create();
g_p_read_histogram = histogram_create();
g_run_start_ms = cf_getms();
uint64_t run_stop_ms = g_run_start_ms + g_run_ms;
g_running = 1;
int n;
for (n = 0; n < g_num_devices; n++)
{
device* p_device = &g_devices[n];
p_device->name = g_device_names[n];
p_device->p_fd_queue = cf_queue_create(sizeof(int), true);
discover_num_blocks(p_device);
create_large_block_read_buffer(p_device);
p_device->p_raw_read_histogram = histogram_create();
sprintf(p_device->histogram_tag, "%-18s", p_device->name);
if (pthread_create(&p_device->large_block_read_thread, NULL,
run_large_block_reads, (void*)p_device))
{
fprintf(stdout, "Error: create large block read thread %d\n", n);
exit(-1);
}
if (pthread_create(&p_device->large_block_write_thread, NULL,
run_large_block_writes, (void*)p_device))
{
fprintf(stdout, "Error: create write thread %d\n", n);
exit(-1);
}
}
aio_context_t aio_context = 0;
if(io_setup(MAXEVENTS, &aio_context) != 0)
{
fprintf(stdout, "Error: AIO context not set up \n");
exit(-1);
}
create_async_info_queue();
/* read events generating thread */
pthread_t read_generator;
if (pthread_create(&read_generator, NULL, &generate_async_reads, (void*)&aio_context))
{
fprintf(stdout, "Error: create read generator thread\n");
exit(-1);
}
/* Create the worker threads */
pthread_t workers[g_worker_threads];
int j;
for (j = 0; j < g_worker_threads; j++)
{
if (pthread_create(&workers[j], NULL, &worker_func , (void *)(&aio_context)))
{
fprintf(stdout, "Error: creating worker thread %d failed\n", j);
exit(-1);
}
}
fprintf(stdout, "\n");
uint64_t now_ms;
uint64_t time_count = 0;
int nanosleep_ret = -1;
struct timespec initial,remaining;
while ((now_ms = cf_getms()) < run_stop_ms && g_running)
{
time_count++;
int sleep_ms = (int)
((time_count * g_report_interval_ms) - (now_ms - g_run_start_ms));
if (sleep_ms > 0)
{
initial.tv_sec = sleep_ms / 1000;
initial.tv_nsec = (sleep_ms % 1000) * 1000000;
retry:
memset(&remaining, 0, sizeof(remaining));
nanosleep_ret = nanosleep(&initial, &remaining);
if(nanosleep_ret == -1 && errno == EINTR)
{
/* Interrupted by a signal */
initial.tv_sec = remaining.tv_sec;
initial.tv_nsec = remaining.tv_nsec;
goto retry;
}
}
fprintf(stdout, "After %" PRIu64 " sec:\n",
(time_count * g_report_interval_ms) / 1000);
fprintf(stdout, "read-reqs queued: %" PRIu64 "\n",
cf_atomic_int_get(g_read_reqs_queued));
histogram_dump(g_p_large_block_read_histogram, "LARGE BLOCK READS ");
histogram_dump(g_p_large_block_write_histogram, "LARGE BLOCK WRITES");
histogram_dump(g_p_raw_read_histogram, "RAW READS ");
int d;
for (d = 0; d < g_num_devices; d++) {
histogram_dump(g_devices[d].p_raw_read_histogram,
g_devices[d].histogram_tag);
}
histogram_dump(g_p_read_histogram, "READS ");
fprintf(stdout, "\n");
fflush(stdout);
}
fprintf(stdout, "\nTEST COMPLETED \n");
g_running = 0;
int i;
//TODO aio_destroy?
/* Freeing resources used by async */
void* ret_value;
for (i = 0; i < g_worker_threads; i++)
{
pthread_join(workers[i], &ret_value);
}
destroy_async_info_queue();
int d;
for (d = 0; d < g_num_devices; d++) {
device* p_device = &g_devices[d];
pthread_join(p_device->large_block_read_thread, &ret_value);
pthread_join(p_device->large_block_write_thread, &ret_value);
fd_close_all(p_device);
cf_queue_destroy(p_device->p_fd_queue);
free(p_device->p_large_block_read_buffer);
free(p_device->p_raw_read_histogram);
}
free(g_p_large_block_read_histogram);
free(g_p_large_block_write_histogram);
free(g_p_raw_read_histogram);
free(g_p_read_histogram);
destroy_salters();
return (0);
}
static void destroy_async_info_queue()
{
free(async_info_array);
cf_queue_destroy(async_info_queue);
}
