| Field | Internal name | Type | Warning | Critical | Info |
|---|---|---|---|---|---|
| OFO packets pruned | TcpExt_OfoPruned | derive | |||
| FACK reorder | TcpExt_TCPFACKReorder | gauge | |||
| OFO drop | TcpExt_TCPOFODrop | derive | packets meant to be queued in OFO but dropped because socket rcvbuf limit hit | ||
| OFO packets merged | TcpExt_TCPOFOMerge | derive | OFO packets merged with other packets | ||
| OFO queue | TcpExt_TCPOFOQueue | derive | Number of packets queued in OFO queue | ||
| Reno reorder | TcpExt_TCPRenoReorder | derive | Reordering using Reno | ||
| SACK reorder | TcpExt_TCPSACKReorder | derive | Reordering using SACK | ||
| Timestamp reorder | TcpExt_TCPTSReorder | derive | Reordering using timestamps |