diff options
Diffstat (limited to 'ethtool-cmd.py')
| -rwxr-xr-x | ethtool-cmd.py | 82 |
1 files changed, 81 insertions, 1 deletions
diff --git a/ethtool-cmd.py b/ethtool-cmd.py index e828bce..f931efa 100755 --- a/ethtool-cmd.py +++ b/ethtool-cmd.py @@ -17,6 +17,7 @@ import getopt, ethtool, sys def usage(): print '''Usage: ethtool [OPTIONS] [<interface>] -h|--help Give this help list + -c|--show-coalesce Show coalesce options -i|--driver Show driver information -k|--show-offload Get protocol offload information -K|--offload Set protocol offload @@ -27,6 +28,81 @@ tab = "" def printtab(msg): print tab + msg +ethtool_coalesce_msgs = ( + ( "stats-block-usecs", + "stats_block_coalesce_usecs" ), + ( "sample-interval", + "rate_sample_interval" ), + ( "pkt-rate-low", + "pkt_rate_low"), + ( "pkt-rate-high", + "pkt_rate_high"), + ( "\n" ), + ( "rx-usecs", + "rx_coalesce_usecs"), + ( "rx-frames", + "rx_max_coalesced_frames"), + ( "rx-usecs-irq", + "rx_coalesce_usecs_irq"), + ( "rx-frames-irq", + "rx_max_coalesced_frames_irq"), + ( "\n" ), + ( "tx-usecs", + "tx_coalesce_usecs"), + ( "tx-frames", + "tx_max_coalesced_frames"), + ( "tx-usecs-irq", + "tx_coalesce_usecs_irq"), + ( "tx-frames-irq", + "tx_max_coalesced_frames_irq"), + ( "\n" ), + ( "rx-usecs-low", + "rx_coalesce_usecs_low"), + ( "rx-frame-low", + "rx_max_coalesced_frames_low"), + ( "tx-usecs-low", + "tx_coalesce_usecs_low"), + ( "tx-frame-low", + "tx_max_coalesced_frames_low"), + ( "\n" ), + ( "rx-usecs-high", + "rx_coalesce_usecs_high"), + ( "rx-frame-high", + "rx_max_coalesced_frames_high"), + ( "tx-usecs-high", + "tx_coalesce_usecs_high"), + ( "tx-frame-high", + "tx_max_coalesced_frames_high"), +) + +def show_coalesce(interface, args = None): + printtab("Coalesce parameters for %s:" % interface) + try: + coal = ethtool.get_coalesce(interface) + except IOError: + printtab(" NOT supported!") + return + + printtab("Adaptive RX: %s TX: %s" % (coal["use_adaptive_rx_coalesce"] and "on" or "off", + coal["use_adaptive_tx_coalesce"] and "on" or "off")) + + printed = [ "use_adaptive_rx_coalesce", + "use_adaptive_tx_coalesce" ] + for tunable in ethtool_coalesce_msgs: + if tunable[0] == '\n': + print + else: + printtab("%s: %s" % (tunable[0], coal[tunable[1]])) + printed.append(tunable[1]) + + coalkeys = coal.keys() + if len(coalkeys) != len(printed): + print + for tunable in coalkeys: + if tunable not in printed: + printtab("%s %s" % (tunable, coal[tunable])) + + def show_offload(interface, args = None): try: sg = ethtool.get_sg(interface) and "on" or "off" @@ -101,8 +177,9 @@ def run_cmd_noargs(cmd, args): def main(): try: opts, args = getopt.getopt(sys.argv[1:], - "hikK", + "hcikK", ("help", + "show-coalesce", "driver", "show-offload", "offload")) @@ -119,6 +196,9 @@ def main(): if o in ("-h", "--help"): usage() return + elif o in ("-c", "--show-coalesce"): + run_cmd_noargs(show_coalesce, args) + break elif o in ("-i", "--driver"): run_cmd_noargs(show_driver, args) break |