Speed up Routing Nodes Priority Comparator #78609
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This one shows up very hot if sorting a long list of shards because of the cost of looking up the settings over and over. Lazy+best-effort caching the two settings that get looked up significantly speeds up the routing sorting.
original-brownbear
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>non-issue
:Distributed Coordination/Allocation
elasticmachine
added
the
Team:Distributed (Obsolete)
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Pinging @elastic/es-distributed (Team:Distributed) |
| final String o1Index = o1.getIndexName(); | ||
| final String o2Index = o2.getIndexName(); | ||
| final Index o1Index = o1.index(); | ||
| final Index o2Index = o2.index(); |
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Better compare the Index here than just their names. If we have instance equality it's the same performance as comparing names. If we have different indices, the UUID strings will compare quicker than index names because there's no common prefixes.
DaveCTurner
reviewed
Oct 4, 2021
🤦♂️ yea that's less stupid :) thanks! |
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Thanks David! |
original-brownbear
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This one shows up very hot if sorting a long list of shards because of the cost of looking up the settings over and over.
original-brownbear
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that referenced
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Oct 4, 2021
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This one shows up very hot if sorting a long list of shards because of the
cost of looking up the settings over and over. Lazy+best-effort caching
the two settings that get looked up significantly speeds up the routing sorting.