1MMV_INC_VALUE(3) Library Functions Manual MMV_INC_VALUE(3)
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6 mmv_inc_value - update a value in a Memory Mapped Value file
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9 #include <pcp/pmapi.h>
10 #include <pcp/mmv_stats.h>
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12 void mmv_inc_value(void *addr, pmAtomValue *val, double inc);
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14 cc ... -lpcp_mmv -lpcp
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17 mmv_inc_value provides a convenient way of updating a value returned by
18 the mmv_lookup_value_desc. addr is the address returned from
19 mmv_stats_init().
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21 The value of the inc is internally cast to match the type of the metric
22 and then added to the previous value of the metric.
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25 mmv_stats_init(3), mmv_lookup_value_desc(3) and mmv(5).
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29Performance Co-Pilot MMV_INC_VALUE(3)