Log spam "waiting for the future to complete"

[smk762]

I've noticed something like this flooding my logs every now and then, which is a potential cause of excessive log file size.

13 08:15:48, coins:rpc_clients:2045] INFO Electrum client connected to electrs.electroncash.de:60002
13 08:15:49, coins:rpc_clients:2069] INFO EOF from electrs.electroncash.de:60002
13 08:15:49, coins:rpc_clients:2111] INFO electrs.electroncash.de:60002 connection dropped
13 08:15:49, utxo:1821] Electrum electrs.electroncash.de:60002 server.version error "JsonRpcError { client_info: "coin: tBCH", request: JsonRpcRequest { jsonrpc: "2.0", id: "18", method: "server.version", params: [String("AtomicDex Desktop 0.5.4-beta GUI/MM2 2.1.5183_dev_6a634c091_Linux_Release"), Array([String("1.2"), String("1.4")])] }, error: Transport("rpc_clients:1446] rpc_clients:2278] rpc_clients:2276] 60s timed out waiting for the future to complete") }".

Also seen with VRSC earlier

07 08:31:13, utxo:1539] Electrum el0.verus.io:17486 server.version error "JsonRpcError { client_info: "coin: VRSC", request: JsonRpcRequest { jsonrpc: "2.0", id: "173843", method: "server.version", params: [String("MM2CLI GUI/MM2 2.1.5048_mm2.1_879f96abb_Linux_Release"), Array([String("1.2"), String("1.4")])] }, error: Transport("rpc_clients:1297] rpc_clients:2097] rpc_clients:2095] 60s timed out waiting for the future to complete") }".

Seen on versions:
2.1.5048_mm2.1_879f96abb_Linux_Release (VRSC)
2.1.5183_dev_6a634c091_Linux_Release (tBCH)

Results scanning my logs folder for "waiting for the future":

Reached maximum result size. Check "find_in_files_max_result_size".
24966 matches across 36 files

[artemii235]

Fixed in the linked PR. Thanks for the report!