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fix keys lost bug when split sparse keys by ranges of servers #184

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fix keys lost bug when split sparse keys by ranges of servers #184

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4 changes: 3 additions & 1 deletion src/postoffice.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -172,7 +172,9 @@ const std::vector<Range>& Postoffice::GetServerKeyRanges() {
for (int i = 0; i < num_servers_; ++i) {
server_key_ranges_.push_back(Range(
kMaxKey / num_servers_ * i,
kMaxKey / num_servers_ * (i+1)));
// kMaxKey maynot be divided by num_servers_ exactly
// the end of the last range is kMaxKey
i + 1 == num_servers_ ? kMaxKey : kMaxKey / num_servers_ * (i+1)));
}
}
server_key_ranges_mu_.unlock();
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