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This commit is contained in:
Antonio Andelic 2024-07-24 10:21:09 +02:00
parent 7e026aec8b
commit e2e4c8ee0f
1 changed files with 18 additions and 4 deletions
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22
src/Common/MemoryWorker.cpp
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@ -65,11 +65,25 @@ Metrics readAllMetricsFromStatFile(ReadBufferFromFile & buf)
return metrics;
}
uint64_t readMetricFromStatFile(ReadBufferFromFile & buf, const std::string & key)
uint64_t readMetricFromStatFile(ReadBufferFromFile & buf, std::string_view key)
{
const auto all_metrics = readAllMetricsFromStatFile(buf);
if (const auto it = all_metrics.find(key); it != all_metrics.end())
return it->second;
while (!buf.eof())
{
std::string current_key;
readStringUntilWhitespace(current_key, buf);
if (current_key != key)
{
std::string dummy;
readStringUntilNewlineInto(dummy, buf);
buf.ignore();
continue;
}
assertChar(' ', buf);
uint64_t value = 0;
readIntText(value, buf);
return value;
}
LOG_ERROR(getLogger("CgroupsReader"), "Cannot find '{}' in '{}'", key, buf.getFileName());
return 0;
}