#include "flist.h"
#include "hash.h"
+struct client_eta {
+ struct jobs_eta eta;
+ unsigned int pending;
+};
+
struct fio_client {
struct flist_head list;
struct flist_head hash_list;
char *name;
int state;
+
int skip_newline;
int is_sock;
+ struct flist_head eta_list;
+ struct client_eta *eta_in_flight;
+
uint16_t argc;
char **argv;
};
+static struct timeval eta_tv;
+
enum {
Client_created = 0,
Client_connected = 1,
};
static FLIST_HEAD(client_list);
+static FLIST_HEAD(eta_list);
#define FIO_CLIENT_HASH_BITS 7
#define FIO_CLIENT_HASH_SZ (1 << FIO_CLIENT_HASH_BITS)
static struct flist_head client_hash[FIO_CLIENT_HASH_SZ];
static int handle_client(struct fio_client *client);
+static void dec_jobs_eta(struct client_eta *eta);
static void fio_client_add_hash(struct fio_client *client)
{
fio_client_remove_hash(client);
+ if (!flist_empty(&client->eta_list)) {
+ flist_del_init(&client->eta_list);
+ dec_jobs_eta(client->eta_in_flight);
+ }
+
free(client->hostname);
if (client->argv)
free(client->argv);
nr_clients--;
}
-static int __fio_client_add_cmd_option(struct fio_client *client,
- const char *opt)
+static void __fio_client_add_cmd_option(struct fio_client *client,
+ const char *opt)
{
int index;
- if (client->argc == FIO_NET_CMD_JOBLINE_ARGV) {
- log_err("fio: max cmd line number reached.\n");
- log_err("fio: cmd line <%s> has been ignored.\n", opt);
- return 1;
- }
-
index = client->argc++;
client->argv = realloc(client->argv, sizeof(char *) * client->argc);
client->argv[index] = strdup(opt);
dprint(FD_NET, "client: add cmd %d: %s\n", index, opt);
- return 0;
}
-int fio_client_add_cmd_option(void *cookie, const char *opt)
+void fio_client_add_cmd_option(void *cookie, const char *opt)
{
struct fio_client *client = cookie;
if (!client || !opt)
- return 0;
+ return;
- return __fio_client_add_cmd_option(client, opt);
+ __fio_client_add_cmd_option(client, opt);
}
int fio_client_add(const char *hostname, void **cookie)
INIT_FLIST_HEAD(&client->list);
INIT_FLIST_HEAD(&client->hash_list);
+ INIT_FLIST_HEAD(&client->eta_list);
if (fio_server_parse_string(hostname, &client->hostname,
&client->is_sock, &client->port,
static int send_client_cmd_line(struct fio_client *client)
{
- struct cmd_line_pdu *pdu;
+ struct cmd_single_line_pdu *cslp;
+ struct cmd_line_pdu *clp;
+ unsigned long offset;
+ unsigned int *lens;
+ void *pdu;
+ size_t mem;
int i, ret;
dprint(FD_NET, "client: send cmdline %d\n", client->argc);
- pdu = malloc(sizeof(*pdu));
- for (i = 0; i < client->argc; i++)
- strcpy((char *) pdu->argv[i], client->argv[i]);
+ lens = malloc(client->argc * sizeof(unsigned int));
+
+ /*
+ * Find out how much mem we need
+ */
+ for (i = 0, mem = 0; i < client->argc; i++) {
+ lens[i] = strlen(client->argv[i]) + 1;
+ mem += lens[i];
+ }
- pdu->argc = cpu_to_le16(client->argc);
- ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOBLINE, pdu, sizeof(*pdu));
+ /*
+ * We need one cmd_line_pdu, and argc number of cmd_single_line_pdu
+ */
+ mem += sizeof(*clp) + (client->argc * sizeof(*cslp));
+
+ pdu = malloc(mem);
+ clp = pdu;
+ offset = sizeof(*clp);
+
+ for (i = 0; i < client->argc; i++) {
+ uint16_t arg_len = lens[i];
+
+ cslp = pdu + offset;
+ strcpy((char *) cslp->text, client->argv[i]);
+ cslp->len = cpu_to_le16(arg_len);
+ offset += sizeof(*cslp) + arg_len;
+ }
+
+ free(lens);
+ clp->lines = cpu_to_le16(client->argc);
+ ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOBLINE, pdu, mem, 0);
free(pdu);
return ret;
}
return 1;
}
- ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOB, buf, sb.st_size);
+ ret = fio_net_send_cmd(client->fd, FIO_NET_CMD_JOB, buf, sb.st_size, 0);
free(buf);
close(fd);
return ret;
show_group_stats(gs);
}
-static void handle_eta(struct fio_net_cmd *cmd)
+static void convert_jobs_eta(struct jobs_eta *je)
{
- struct jobs_eta *je = (struct jobs_eta *) cmd->payload;
int i;
je->nr_running = le32_to_cpu(je->nr_running);
je->iops[i] = le32_to_cpu(je->iops[i]);
}
- je->elapsed_sec = le32_to_cpu(je->nr_running);
+ je->elapsed_sec = le64_to_cpu(je->elapsed_sec);
je->eta_sec = le64_to_cpu(je->eta_sec);
+}
+
+static void sum_jobs_eta(struct jobs_eta *dst, struct jobs_eta *je)
+{
+ int i;
+
+ dst->nr_running += je->nr_running;
+ dst->nr_ramp += je->nr_ramp;
+ dst->nr_pending += je->nr_pending;
+ dst->files_open += je->files_open;
+ dst->m_rate += je->m_rate;
+ dst->t_rate += je->t_rate;
+ dst->m_iops += je->m_iops;
+ dst->t_iops += je->t_iops;
+
+ for (i = 0; i < 2; i++) {
+ dst->rate[i] += je->rate[i];
+ dst->iops[i] += je->iops[i];
+ }
+
+ dst->elapsed_sec += je->elapsed_sec;
- display_thread_status(je);
+ if (je->eta_sec > dst->eta_sec)
+ dst->eta_sec = je->eta_sec;
+}
+
+static void dec_jobs_eta(struct client_eta *eta)
+{
+ if (!--eta->pending) {
+ display_thread_status(&eta->eta);
+ free(eta);
+ }
+}
+
+static void handle_eta(struct fio_client *client, struct fio_net_cmd *cmd)
+{
+ struct jobs_eta *je = (struct jobs_eta *) cmd->payload;
+ struct client_eta *eta = (struct client_eta *) cmd->tag;
+
+ dprint(FD_NET, "client: got eta tag %p, %d\n", eta, eta->pending);
+
+ assert(client->eta_in_flight == eta);
+
+ client->eta_in_flight = NULL;
+ flist_del_init(&client->eta_list);
+
+ convert_jobs_eta(je);
+ sum_jobs_eta(&eta->eta, je);
+ dec_jobs_eta(eta);
}
static void handle_probe(struct fio_client *client, struct fio_net_cmd *cmd)
free(cmd);
break;
case FIO_NET_CMD_ETA:
- handle_eta(cmd);
+ handle_eta(client, cmd);
free(cmd);
break;
case FIO_NET_CMD_PROBE:
return 1;
}
+static void request_client_etas(void)
+{
+ struct fio_client *client;
+ struct flist_head *entry;
+ struct client_eta *eta;
+ int skipped = 0;
+
+ dprint(FD_NET, "client: request eta (%d)\n", nr_clients);
+
+ eta = malloc(sizeof(*eta));
+ memset(&eta->eta, 0, sizeof(eta->eta));
+ eta->pending = nr_clients;
+
+ flist_for_each(entry, &client_list) {
+ client = flist_entry(entry, struct fio_client, list);
+
+ if (!flist_empty(&client->eta_list)) {
+ skipped++;
+ continue;
+ }
+
+ assert(!client->eta_in_flight);
+ flist_add_tail(&client->eta_list, &eta_list);
+ client->eta_in_flight = eta;
+ fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_SEND_ETA,
+ (uint64_t) eta);
+ }
+
+ while (skipped--)
+ dec_jobs_eta(eta);
+
+ dprint(FD_NET, "client: requested eta tag %p\n", eta);
+}
+
int fio_handle_clients(void)
{
struct fio_client *client;
struct pollfd *pfds;
int i, ret = 0;
+ gettimeofday(&eta_tv, NULL);
+
pfds = malloc(nr_clients * sizeof(struct pollfd));
while (!exit_backend && nr_clients) {
assert(i == nr_clients);
do {
+ struct timeval tv;
+
+ gettimeofday(&tv, NULL);
+ if (mtime_since(&eta_tv, &tv) >= 900) {
+ request_client_etas();
+ memcpy(&eta_tv, &tv, sizeof(tv));
+ }
+
ret = poll(pfds, nr_clients, 100);
if (ret < 0) {
if (errno == EINTR)
projects / fio.git / blobdiff