Why odyssey return empty metrics?

[sheldygg]

I build odyssey with C Prometheus client library Enable metrics in config with parameters:

promhttp_server_port 3422
log_general_stats_prom yes
log_route_stats_prom yes

When I try export metrics by enpdoint I receive empty metrics

curl 127.0.0.1:3422/metrics
# HELP process_max_fds Maximum number of open file descriptors.
# TYPE process_max_fds gauge
process_max_fds 100000

# HELP process_virtual_memory_max_bytes Maximum amount of virtual memory available in bytes.
# TYPE process_virtual_memory_max_bytes gauge
process_virtual_memory_max_bytes -1

# HELP process_cpu_seconds_total Total user and system CPU time spent in seconds.
# TYPE process_cpu_seconds_total gauge
process_cpu_seconds_total 0

# HELP process_virtual_memory_bytes Virtual memory size in bytes.
# TYPE process_virtual_memory_bytes gauge
process_virtual_memory_bytes 1378160640

# HELP process_start_time_seconds Start time of the process since unix epoch in seconds.
# TYPE process_start_time_seconds gauge
process_start_time_seconds 82218460

# HELP process_open_fds Number of open file descriptors.
# TYPE process_open_fds gauge
process_open_fds 536

# HELP database_len Total databases count
# TYPE database_len gauge

# HELP server_pool_active Active servers count
# TYPE server_pool_active gauge

# HELP server_pool_idle Idle servers count
# TYPE server_pool_idle gauge

# HELP user_len Total users count
# TYPE user_len gauge

# HELP msg_allocated Messages allocated
# TYPE msg_allocated gauge

# HELP msg_cache_count Messages cached
# TYPE msg_cache_count gauge

# HELP msg_cache_gc_count Messages freed
# TYPE msg_cache_gc_count gauge

# HELP msg_cache_size Messages cache size
# TYPE msg_cache_size gauge

# HELP count_coroutine Coroutines running
# TYPE count_coroutine gauge

# HELP count_coroutine_cache Coroutines cached
# TYPE count_coroutine_cache gauge

# HELP clients_processed Number of processed clients
# TYPE clients_processed gauge

# HELP client_pool_total Total database clients count
# TYPE client_pool_total gauge

# HELP avg_tx_count Average transactions count per second
# TYPE avg_tx_count gauge

# HELP avg_tx_time Average transaction time in usec
# TYPE avg_tx_time gauge

# HELP avg_query_count Average query count per second
# TYPE avg_query_count gauge

# HELP avg_query_time Average query time in usec
# TYPE avg_query_time gauge

# HELP avg_recv_client Average in bytes/sec
# TYPE avg_recv_client gauge

# HELP avg_recv_server Average out bytes/sec
# TYPE avg_recv_server gauge

What's wrong?

[sheldygg]

Someone can expain? @x4m Please :)

[sheldygg]

@rkhapov @reshke Sorry for ping, but this is important issue