Fuzzy counters for NVS to reduce lock contention
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United States of America Patent
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Dec 8, 2015
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app pub date -
Oct 29, 2013
filing date -
Sep 28, 2012
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Abstract
A system for data management in a computing storage environment includes a processor device, operable in the computing storage environment, that divides a plurality of counters tracking write and discard storage operations through Non Volatile Storage (NVS) space into first, accurate, and second, fuzzy, groups where the first, accurate, group is one of incremented and decremented per each write and discard storage operation, while the second, fuzzy, group is one of incremented and decremented on a more infrequent basis as compared to the first, accurate group.
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