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Sun Microsystems GigaSwift Ethernet Adapter User Manual

Page 79

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Chapter 4

Configuring Driver Parameters

57

rx_split_pkts

Number of packets that were split across two pages.

rx_no_comp_wb

Number of times the hardware cannot post completion entries for
received data.

rx_no_buf

Number of times the hardware cannot receive data because there is
no more receive buffer space.

rx_new_pages

Number of pages that got replaced during reception.

rx_new_hdr_pgs

Number of pages that were filled with packets less than 256 bytes
that got replaced during reception.

rx_new_mtu_pgs

Number of pages that were filled with packets greater than 256
bytes and less than 1514 that got replaced during reception.

rx_new_nxt_pgs

Number of pages that contained packets that were split across
pages that got replaced during reception.

rx_hdr_drops

Number of times an entire page of packets less than 256 bytes each
was dropped because the driver was unable to map a new page to
replace it.

rx_mtu_drops

Number of times an entire page of packets greater than 256 bytes
and less than 1514 each was dropped because the driver was unable
to map a new page to replace it.

rx_nxt_drops

Number of times a page with a split packet was dropped because
the driver was unable to map a new one to replace it.

rx_rel_flow

Number of times the driver was told to release a flow.

TABLE 4-13

Transmit and Receive Parameters (Continued)

Parameter

Description