Sun-microsystems Ethernet PCI-X Adapter Instrukcja Użytkownika Pobierz pdf (Strona 47)

Chapter 3 Configuring Driver Parameters 31

rx_new_pages Number of pages that got replaced during reception.

rx_no_buf Number of times the hardware cannot receive data because there

is no more receive buffer space.

rx_nocanput Number of packets dropped due to full STREAMS message

queue.

rx_no_comp_wb Number of times the hardware cannot post completion entries for

received data.

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_ov_flow Number of packets dropped due to full h/w FIFO.

rx_pkts_dropped Number of packets dropped due to service FIFO.

rx_reused_pgs Number of times driver able to reuse a system page.

rx_split_pkts Number of packets that were split across two pages.

snaptime System snapshot time in seconds.

trunk_mode A value of 1 indicates that a link is aggregated.

tx_allocb_fail Number of times driver failed to duplicate a packet on transmit.

tx_ddi_pkts Number of packets that used DDI_DMA.

tx_dma_bind_fail Number of times a page table entry was not available to enable

the driver to map the kernel memory to device-accessible

memory for transmission.

tx_dvma_pkts Number of packets that used dvma.

tx_hdr_pkts Number of packets that used bcopy (buffer copy).

tx_jumbo_pkts Number of packets greater that Ethernet MTU of 1522.

tx_max_pend Maximum number of transmits pending on any of the four

queues.

tx_msgdup_fail Number of times driver failed to duplicate a packet for

promiscuous stream.

tx_no_desc Number of tx packets dropped due to full descriptor ring.

_starts Number of times that the driver attempted to transmit a packet.

xcvr_addr GMII/MII physical layer device address for management

interface.

TABLE 3-6 Receive and Transmit Parameters

Parameter Description

1 2 ... 42 43 44 45 46 47 48 49 50 51 52 ... 77 78

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Sun-microsystems Ethernet PCI-X Adapter Instrukcja Użytkownika Strona 47