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etcd: Increase the default max txn op count

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The default of 128 is fairly low for large code bases. Please let us
know if you hit the new limit of 512.
This commit is contained in:
James Shubin
2017-09-19 19:54:54 -04:00
parent 915b022901
commit 24cb2e6450
1 changed files with 8 additions and 0 deletions
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8
etcd/etcd.go
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@@ -89,6 +89,13 @@ const (
DefaultIdealClusterSize = 5 // default ideal cluster size target for initial seed DefaultIdealClusterSize = 5 // default ideal cluster size target for initial seed
DefaultClientURL = "127.0.0.1:2379" DefaultClientURL = "127.0.0.1:2379"
DefaultServerURL = "127.0.0.1:2380" DefaultServerURL = "127.0.0.1:2380"
// DefaultMaxTxnOps is the maximum number of operations to run in a
// single etcd transaction. If you exceed this limit, it is possible
// that you have either an extremely large code base, or that you have
// some code which is possibly not as efficient as it could be. Let us
// know so that we can analyze the situation, and increase this if
// necessary.
DefaultMaxTxnOps = 512
) )
var ( var (
@@ -1710,6 +1717,7 @@ func (obj *EmbdEtcd) StartServer(newCluster bool, peerURLsMap etcdtypes.URLsMap)
cfg.ACUrls = aCUrls cfg.ACUrls = aCUrls
cfg.APUrls = aPUrls cfg.APUrls = aPUrls
cfg.StrictReconfigCheck = false // XXX: workaround https://github.com/coreos/etcd/issues/6305 cfg.StrictReconfigCheck = false // XXX: workaround https://github.com/coreos/etcd/issues/6305
cfg.MaxTxnOps = DefaultMaxTxnOps
cfg.InitialCluster = initialPeerURLsMap.String() // including myself! cfg.InitialCluster = initialPeerURLsMap.String() // including myself!
if newCluster { if newCluster {