(PECL mongo >= 1.5.0)
log_write_batch — Callback When Writing Batches
$server
   , array $writeOptions
   , array $batch
   , array $protocolOptions
   )A callable function, used by the log_write_batch context option, when executing a batch operation.
Note:
This is not a real function, only a prototype of how the function should be.
server An array containing the basic information about the server that was picked.
| key | value | 
|---|---|
| hash | server hash, example: localhost:27017;-;X;56052 | 
| type | Node type (primary/secondary/mongos/arbiter): 2 | 
| max_bson_size | The maximum BSON Size over the wire this node accepts: 16777216 | 
| max_message_size | The maximum Message Size over the wire this node accepts: 48000000 | 
| request_id | The request identifier for this message: 42 | 
writeOptions 
| key | value | 
|---|---|
| ordered | boolean, if the operation (in case of batch operation) must be executed sequentually (ordered=true) | 
| writeConcern | An array of writeConcern options (see below) | 
| key | value | 
|---|---|
| fsync | boolean, force flushing to disk before returning | 
| j | boolean, force journal write before returning | 
| wtimeout | integer, milliseconds, maximum time the primary is allowed to wait to verify replication | 
| w | integer=server count, or string=replication-tag | 
batch
    Array, the actual batch operation.
protocolOptions 
| key | value | 
|---|---|
| message_length | The total size (in bytes) of the encoded message being sent over the wire | 
| request_id | The request identifier for this message: 42 | 
| namespace | The MongoDB namespace used for the protocol message dbname.collectionname | 
| Version | Description | 
|---|---|
| 1.5.0 | Only available when connected to MongoDB 2.6.0+ |