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better mongos balancer debugging info

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This commit is contained in:
Eliot Horowitz
2011-05-08 00:57:31 -04:00
parent 9e4087883d
commit 280943f67f
1 changed files with 8 additions and 0 deletions
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8
s/balancer_policy.cpp
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@@ -51,6 +51,7 @@ namespace mongo {
const bool draining = isDraining( shardLimits );
const bool opsQueued = hasOpsQueued( shardLimits );
// Is this shard a better chunk receiver then the current one?
// Shards that would be bad receiver candidates:
// + maxed out shards
@@ -62,6 +63,13 @@ namespace mongo {
min = make_pair( shard , size );
}
}
else if ( opsQueued ) {
LOG(1) << "won't send a chunk to: " << shard << " because it has ops queued" << endl;
}
else if ( maxedOut ) {
LOG(1) << "won't send a chunk to: " << shard << " because it is maxedOut" << endl;
}
// Check whether this shard is a better chunk donor then the current one.
// Draining shards take a lower priority than overloaded shards.