Client

client's computer name or IP address

Request

requested document name and path relative to server root

Srv

Child Server number - generation

PID

OS process ID

Acc

Number of accesses this connection / this child / this slot

M

Mode of operation:
Scoreboard Key:
"_" Waiting for Connection, "S" Starting up, "R" Reading Request,
"W" Sending Reply, "K" Keepalive (read), "D" DNS Lookup,
"C" Closing connection, "L" Logging, "G" Gracefully finishing,
"I" Idle cleanup of worker, "." Open slot with no current process

SS

Seconds since beginning of most recent request

Req

Milliseconds required to process most recent request

Conn

Kilobytes transferred this connection

Child

Megabytes transferred this child

Slot

Total megabytes transferred this slot