Veiko, How many volumes did you create?
-Bryan > On Feb 23, 2018, at 3:14 AM, Veiko Kukk <veiko.k...@gmail.com> wrote: > > Hi, Mateusz > > I wonder if you might experience same issue as me. > https://github.com/apache/trafficserver/issues/3057 > <https://github.com/apache/trafficserver/issues/3057> > > For me, solution, or I would rather call it workaround was to create volumes. > > Unfortunately, documentation regarding to storage performance issues/tuning > is missing. > > Best regards, > Veiko > > > 2018-02-22 13:59 GMT+02:00 Mateusz Zajakala <zajak...@gmail.com > <mailto:zajak...@gmail.com>>: > Hi, > > I have a problem - from time to time my ATS 7.2.1 has problems with serving > static files from origin, client transactions last over 10s and I see the > following diagnostic (I have enabled logging "slow requests") > > cache_open_read_begin: 0.000 cache_open_read_end: 10.640 > > Any requests to the same URL are blocked for over 10s. Restarting ATS solves > the problem. > > What does it mean? Does it have to do with open_read feature? but the > timeouts don't add... > > Any suggestions appreciated! > > Here's my records.config with configs related to avoiding thundering herd... > > CONFIG proxy.config.cache.enable_read_while_writer INT 1 > CONFIG proxy.config.http.background_fill_active_timeout INT 0 > CONFIG proxy.config.http.background_fill_completed_threshold FLOAT 0.000000 > CONFIG proxy.config.cache.read_while_writer.max_retries INT 5 > CONFIG proxy.config.cache.read_while_writer_retry.delay INT 200 > CONFIG proxy.config.http.cache.max_open_read_retries INT 5 > CONFIG proxy.config.http.cache.open_read_retry_time INT 200 > > CONFIG proxy.config.http.cache.open_write_fail_action INT 2 > >