hello, Andrey -
for your 2nd question, in Ignite 2.5, we have 15 mins + JVM paused as well,
but no IgniteException, was working fine.
2019-03-15 19:08:46,088 WARNING [ (jvm-pause-detector-worker)] Possible too
long JVM pause: 1001113 milliseconds.
2019-03-15 19:08:46,280 INFO [IgniteKernal%XXXGrid
(grid-timeout-worker-#71%XXXGrid%)]
Metrics for local node (to disable set 'metricsLogFrequency' to 0)
^-- Node [id=1dc0de55, name=EnfusionGrid, uptime=01:49:39.992]
^-- H/N/C [hosts=1, nodes=1, CPUs=32]
^-- CPU [cur=100%, avg=39.77%, GC=1042.83%]
^-- PageMemory [pages=2300496]
^-- Heap [used=295123MB, free=14.48%, comm=345088MB]
^-- Non heap [used=442MB, free=-1%, comm=463MB]
^-- Outbound messages queue [size=0]
^-- Public thread pool [active=0, idle=0, qSize=0]
^-- System thread pool [active=0, idle=1, qSize=0]
2019-03-15 19:08:46,280 INFO [IgniteKernal%XXXGrid
(grid-timeout-worker-#71%XXXGrid%)] FreeList [name=XXXGrid, buckets=256,
dataPages=1, reusePages=0]
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