system tcp-stats¶

sampling-enable¶

Specification	Value
Type	list
Block object keys

counters1

Description ‘all’: all; ‘connattempt’: Connect initiated; ‘connects’: Connect established; ‘drops’: Connect dropped; ‘conndrops’: Embryonic connect dropped; ‘closed’: Connect closed; ‘segstimed’: Segs to get RTT; ‘rttupdated’: Update RTT; ‘delack’: Delayed acks sent; ‘timeoutdrop’: Conn dropped in rxmt timeout; ‘rexmttimeo’: Retransmit timeout; ‘persisttimeo’: Persist timeout; ‘keeptimeo’: Keepalive timeout; ‘keepprobe’: Keepalive probe sent; ‘keepdrops’: Connect dropped in keepalive; ‘sndtotal’: Total packet sent; ‘sndpack’: Data packet sent; ‘sndbyte’: Data bytes sent; ‘sndrexmitpack’: Data packet retransmit; ‘sndrexmitbyte’: Data byte retransmit; ‘sndrexmitbad’: Unnecessary packet retransmit; ‘sndacks’: Ack packet sent; ‘sndprobe’: Window probe sent; ‘sndurg’: URG packet sent; ‘sndwinup’: Window update packet sent; ‘sndctrl’: SYN|FIN|RST packet sent; ‘sndrst’: RST packet sent; ‘sndfin’: FIN packet sent; ‘sndsyn’: SYN packet sent; ‘rcvtotal’: Total packet received; ‘rcvpack’: Packet received; ‘rcvbyte’: Bytes received; ‘rcvbadoff’: Packet received with bad offset; ‘rcvmemdrop’: Packet dropped for lack of memory; ‘rcvduppack’: Duplicate packet received; ‘rcvdupbyte’: Duplicate bytes received; ‘rcvpartduppack’: Packet with some duplicate data; ‘rcvpartdupbyte’: Dup. bytes in part-dup. packets; ‘rcvoopack’: Out-of-order packet received; ‘rcvoobyte’: Out-of-order bytes received; ‘rcvpackafterwin’: Packets with data after window; ‘rcvbyteafterwin’: Bytes rcvd after window; ‘rcvwinprobe’: Rcvd window probe packet; ‘rcvdupack’: Rcvd duplicate acks; ‘rcvacktoomuch’: Rcvd acks for unsent data; ‘rcvackpack’: Rcvd ack packets; ‘rcvackbyte’: Bytes acked by rcvd acks; ‘rcvwinupd’: Rcvd window update packets; ‘pawsdrop’: Segments dropped due to PAWS; ‘predack’: Hdr predict for acks; ‘preddat’: Hdr predict for data pkts; ‘persistdrop’: Timeout in persist state; ‘badrst’: Ignored RST; ‘finwait2_drops’: Drop FIN_WAIT_2 connection after time limit; ‘sack_recovery_episode’: SACK recovery episodes; ‘sack_rexmits’: SACK rexmit segments; ‘sack_rexmit_bytes’: SACK rexmit bytes; ‘sack_rcv_blocks’: SACK received; ‘sack_send_blocks’: SACK sent; ‘sndcack’: Challenge ACK sent; ‘cacklim’: Challenge ACK limited; ‘reassmemdrop’: Packet dropped during reassembly; ‘reasstimeout’: Reassembly Time Out; ‘cc_idle’: Congestion control window set do to idle; ‘cc_reduce’: Congestion control window reduced by event; ‘rcvdsack’: Rcvd DSACK packets; ‘a2brcvwnd’: ATCP to BTCP receive window; ‘a2bsackpresent’: ATCP to BTCP SACK options present; ‘a2bdupack’: ATCP to BTCP Dup/OO ACK; ‘a2brxdata’: ATCP to BTCP Rxmitted data; ‘a2btcpoptions’: ATCP to BTCP unsupported TCP options; ‘a2boodata’: ATCP to BTCP oo data received; ‘a2bpartialack’: ATCP to BTCP partial ack received; ‘a2bfsmtransition’: ATCP to BTCP state machine transition; ‘a2btransitionnum’: ATCP to BTCP total transitions; ‘b2atransitionnum’: ATCP to BTCP total transitions; ‘bad_iochan’: IO Channel Modified; ‘atcpforward’: Adaptive TCP forward; ‘atcpsent’: Adaptive TCP sent; ‘atcprexmitsadrop’: Adaptive TCP transmit SA drops; ‘atcpsendbackack’: Adaptive TCP sendback ACK; ‘atcprexmit’: Adaptive TCP retransmits; ‘atcpbuffallocfail’: Adaptive TCP buffer allocation fails; ‘a2bappbuffering’: Transition to full stack on when application buffers too much data; ‘atcpsendfail’: Adaptive TCP sent fails; ‘earlyrexmit’: Early Retransmission sent; ‘mburstlim’: Maxburst limited tx; ‘a2bsndwnd’: ATCP to BTCP send window; ‘proxyheaderv1’: Proxy header v1; ‘proxyheaderv2’: Proxy header v2;

Type: string

Supported Values: all, connattempt, connects, drops, conndrops, closed, segstimed, rttupdated, delack, timeoutdrop, rexmttimeo, persisttimeo, keeptimeo, keepprobe, keepdrops, sndtotal, sndpack, sndbyte, sndrexmitpack, sndrexmitbyte, sndrexmitbad, sndacks, sndprobe, sndurg, sndwinup, sndctrl, sndrst, sndfin, sndsyn, rcvtotal, rcvpack, rcvbyte, rcvbadoff, rcvmemdrop, rcvduppack, rcvdupbyte, rcvpartduppack, rcvpartdupbyte, rcvoopack, rcvoobyte, rcvpackafterwin, rcvbyteafterwin, rcvwinprobe, rcvdupack, rcvacktoomuch, rcvackpack, rcvackbyte, rcvwinupd, pawsdrop, predack, preddat, persistdrop, badrst, finwait2_drops, sack_recovery_episode, sack_rexmits, sack_rexmit_bytes, sack_rcv_blocks, sack_send_blocks, sndcack, cacklim, reassmemdrop, reasstimeout, cc_idle, cc_reduce, rcvdsack, a2brcvwnd, a2bsackpresent, a2bdupack, a2brxdata, a2btcpoptions, a2boodata, a2bpartialack, a2bfsmtransition, a2btransitionnum, b2atransitionnum, bad_iochan, atcpforward, atcpsent, atcprexmitsadrop, atcpsendbackack, atcprexmit, atcpbuffallocfail, a2bappbuffering, atcpsendfail, earlyrexmit, mburstlim, a2bsndwnd, proxyheaderv1, proxyheaderv2