Gyuho Lee

``` Load simulator for subnet-evm + C-chain Usage: simulator [flags] Flags: -f, --base-fee uint Base fee (default 25) -c, --concurrency int Concurrency (default 10) -e, --endpoints strings If non-empty, it...

Reference https://zookeeper.apache.org/doc/trunk/zookeeperOver.html#Performance

Zookeeper: configure 'dataLogDir' in separate disk

2

http://zookeeper.apache.org/doc/trunk/zookeeperAdmin.html#sc_advancedConfiguration > Having a dedicated log device has a large impact on throughput and stable latencies. It is highly recommened to dedicate a log device and set dataLogDir to point...

Write bunch of keys, and measure the performance of reads and updates

Disable noisy gRPC logs

1

> > 2017-11-10 18:02:24.981969 I | etcdserver/api/v3rpc: transport: http2Server.HandleStreams failed to read frame: read tcp 127.0.0.1:2391->127.0.0.1:43020: read: connection reset by peer 2017-11-10 18:02:24.982017 I | etcdserver/api/v3rpc: transport: http2Server.HandleStreams failed to...

Copied from https://github.com/coreos/etcd-play/issues/62 When I attempt a HEAD request on the playground, I get a 404: ``` $ curl -v --head http://play.etcd.io/ ~/code/crawford/marker * Trying 104.199.121.254... * TCP_NODELAY set *...

List all keys, select and updates, interactively.

failpoint delete may block on "defer Release"

2

If failpoint is injected within for-loop, lock may never be released. And delete call would block. https://github.com/coreos/gofail/pull/13#issuecomment-383972728 > OK, defer is broken in general. e.g., this will starve the delete...