incident
Category: Other
Updated: 28 Nov 2018
Contributors
Created byJorge Solano Kirk
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Events
call to Unix supportcall to 24/7 ecom
nothing wrong found at this pointE: Added DB cache for imgs
(media file exist)GNS removed Varnish Block
Ecom added Block from code with
*fake response*, allow 1%E: Cache added to games feed
Improvement seen in server process load400K hits reached in
games feed killing serversautomatic 503 error (overload server)
Triggered the automatic loop in apps v.3.2.1
app case#1At some point when server slow:
cache failed or read images failed (or both)
creating image feed with missing asset
this triggered manual loop app(all versions) case #2E: allow 100% traffic, servers did not
collapse, but still high traffic levelsIncrease noticed in
HEP autoupdate apiPeriods
Max # processes reached.
Error: 503, multiplied the
traffic increaseServer overloaded
Error: 503GNS: Varnish Block
Error:200,400 affected case#1Slow
serverIncreasing game feed hits
from 80k to 400kE: allow traffic gradually to 100%E: deny traffic gradually to 30%
because no improvementserver not slow therefore
not overloaded yet...
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