IGNITE-13458 RebalancingPartitionsTotal metrics #8254
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tkalkirill
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Sep 18, 2020
| private final AtomicLong partitionsLeft = new AtomicLong(0); | ||
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| /** The total number of cache group partitions to be rebalanced. */ | ||
| private final AtomicLong partitionsTotal = new AtomicLong(0); |
| "The number of cache group partitions left to be rebalanced."); | ||
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| mreg.register("RebalancingPartitionsTotal", | ||
| () -> rebalanceFut.rebalancingParts.values().stream().mapToInt(Set::size).sum(), |
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This value is a constant and should be precomputed on future creation to make metrics overhead as low as possible.
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Signed-off-by: Alexey Scherbakov <alexey.scherbakoff@gmail.com> (cherry picked from commit eabe50d)
vladErmakov07
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apache#8254. (cherry picked from commit cbba7ec)
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