RedisClient::ReadTimeoutError

,
1

I’m using a Rails app connecting to an uptash paid instance. Its pretty common to see ReadTimeoutErrors as follows

RedisClient::ReadTimeoutError: Waited 3.0 seconds (RedisClient::ReadTimeoutError)
  from redis-client (0.22.1) lib/redis_client/ruby_connection/buffered_io.rb:214:in `block in fill_buffer'
  from <internal:kernel>:187:in `loop'
  from redis-client (0.22.1) lib/redis_client/ruby_connection/buffered_io.rb:197:in `fill_buffer'
  from redis-client (0.22.1) lib/redis_client/ruby_connection/buffered_io.rb:187:in `ensure_remaining'
  from redis-client (0.22.1) lib/redis_client/ruby_connection/buffered_io.rb:152:in `getbyte'
  from redis-client (0.22.1) lib/redis_client/ruby_connection/resp3.rb:113:in `parse'
  from redis-client (0.22.1) lib/redis_client/ruby_connection/resp3.rb:50:in `load'
  from redis-client (0.22.1) lib/redis_client/ruby_connection.rb:98:in `block in read'
  from redis-client (0.22.1) lib/redis_client/ruby_connection/buffered_io.rb:114:in `with_timeout'
  from redis-client (0.22.1) lib/redis_client/ruby_connection.rb:98:in `read'
  from redis-client (0.22.1) lib/redis_client/connection_mixin.rb:31:in `call'
  from redis-client (0.22.1) lib/redis_client.rb:340:in `block (2 levels) in blocking_call'
  from redis-client (0.22.1) lib/redis_client/middlewares.rb:16:in `call'
  from sentry-ruby (5.17.3) lib/sentry/redis.rb:88:in `block in call'
  from sentry-ruby (5.17.3) lib/sentry/redis.rb:17:in `block in instrument'
  from sentry-ruby (5.17.3) lib/sentry/hub.rb:102:in `with_child_span'
  from sentry-ruby (5.17.3) lib/sentry-ruby.rb:490:in `with_child_span'
  from sentry-ruby (5.17.3) lib/sentry/redis.rb:16:in `instrument'
  from sentry-ruby (5.17.3) lib/sentry/redis.rb:88:in `call'
  from redis-client (0.22.1) lib/redis_client.rb:339:in `block in blocking_call'
  from redis-client (0.22.1) lib/redis_client.rb:699:in `ensure_connected'
  from redis-client (0.22.1) lib/redis_client.rb:338:in `blocking_call'
  from redis-client (0.22.1) lib/redis_client/decorator.rb:26:in `blocking_call'
  from sidekiq (7.2.2) lib/sidekiq/fetch.rb:47:in `block in retrieve_work'
  from sidekiq (7.2.2) lib/sidekiq/capsule.rb:102:in `block in redis'
  from connection_pool (2.3.0) lib/connection_pool.rb:65:in `block (2 levels) in with'
  from connection_pool (2.3.0) lib/connection_pool.rb:64:in `handle_interrupt'
  from connection_pool (2.3.0) lib/connection_pool.rb:64:in `block in with'
  from connection_pool (2.3.0) lib/connection_pool.rb:61:in `handle_interrupt'
  from connection_pool (2.3.0) lib/connection_pool.rb:61:in `with'
  from sidekiq (7.2.2) lib/sidekiq/capsule.rb:99:in `redis'
  from sidekiq (7.2.2) lib/sidekiq/component.rb:28:in `redis'
  from sidekiq (7.2.2) lib/sidekiq/fetch.rb:47:in `retrieve_work'
  from sidekiq (7.2.2) lib/sidekiq/processor.rb:87:in `get_one'
  from sidekiq (7.2.2) lib/sidekiq/processor.rb:99:in `fetch'
  from sidekiq (7.2.2) lib/sidekiq/processor.rb:81:in `process_one'
  from sidekiq (7.2.2) lib/sidekiq/processor.rb:72:in `run'
  from sidekiq (7.2.2) lib/sidekiq/component.rb:10:in `watchdog'
  from sidekiq (7.2.2) lib/sidekiq/component.rb:19:in `block in safe_thread'

Screenshot 2024-06-19 at 5.00.59 p.m.
Screenshot 2024-06-19 at 5.00.59 p.m.1920×1116 212 KB

There is no fancy configuration in the app or heavy use. Is someone facing the same issue? Is there any recommended step to fix this?

2

@enes-upstash @melek-upstash @sancar_upstash

3

Hi,

I don’t have much experience with it however perhaps this could be relevant?

1 Like
4

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