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Annotation of 43BSDReno/sys/netiso/tp_stat.h, revision 1.1

1.1     ! root        1: /***********************************************************
        !             2:                Copyright IBM Corporation 1987
        !             3: 
        !             4:                       All Rights Reserved
        !             5: 
        !             6: Permission to use, copy, modify, and distribute this software and its 
        !             7: documentation for any purpose and without fee is hereby granted, 
        !             8: provided that the above copyright notice appear in all copies and that
        !             9: both that copyright notice and this permission notice appear in 
        !            10: supporting documentation, and that the name of IBM not be
        !            11: used in advertising or publicity pertaining to distribution of the
        !            12: software without specific, written prior permission.  
        !            13: 
        !            14: IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
        !            15: ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
        !            16: IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
        !            17: ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
        !            18: WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
        !            19: ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
        !            20: SOFTWARE.
        !            21: 
        !            22: ******************************************************************/
        !            23: 
        !            24: /*
        !            25:  * ARGO Project, Computer Sciences Dept., University of Wisconsin - Madison
        !            26:  */
        !            27: /* 
        !            28:  * ARGO TP
        !            29:  *
        !            30:  * $Header: tp_stat.h,v 5.4 88/11/18 17:28:38 nhall Exp $
        !            31:  * $Source: /usr/argo/sys/netiso/RCS/tp_stat.h,v $
        !            32:  *
        !            33:  * Here are the data structures in which the global
        !            34:  * statistics(counters) are gathered.
        !            35:  */
        !            36: 
        !            37: #ifndef __TP_STAT__
        !            38: #define __TP_STAT__
        !            39: 
        !            40: struct tp_stat {
        !            41:        u_long ts_param_ignored;
        !            42:        u_long ts_unused3;
        !            43:        u_long ts_bad_csum;
        !            44: 
        !            45:        u_long ts_inv_length;
        !            46:        u_long ts_inv_pcode;
        !            47:        u_long ts_inv_dutype;
        !            48:        u_long ts_negotfailed;
        !            49:        u_long ts_inv_dref;
        !            50:        u_long ts_inv_pval;
        !            51:        u_long ts_inv_sufx;
        !            52:        u_long ts_inv_aclass;
        !            53: 
        !            54:        u_long ts_xtd_fmt;
        !            55:        u_long ts_use_txpd;
        !            56:        u_long ts_csum_off;
        !            57:        u_long  ts_send_drop;
        !            58:        u_long  ts_recv_drop;
        !            59: 
        !            60:        u_long ts_xpd_intheway;/* xpd mark caused data flow to stop */
        !            61:        u_long ts_xpdmark_del;  /* xpd markers thrown away */
        !            62:        u_long ts_dt_ooo;               /* dt tpdus received out of order */
        !            63:        u_long ts_dt_niw;               /* dt tpdus received & not in window */
        !            64:        u_long ts_xpd_niw;              /* xpd tpdus received & not in window */
        !            65:        u_long ts_xpd_dup;              
        !            66:        u_long ts_dt_dup;               /* dt tpdus received & are duplicates */
        !            67: 
        !            68:        u_long ts_zfcdt;                /* # times f credit went down to 0 */
        !            69:        u_long ts_lcdt_reduced; /* 
        !            70:                # times local cdt reduced on an acknowledgement.
        !            71:                */
        !            72: 
        !            73:        u_long  ts_pkt_rcvd; /* from ip */
        !            74:        u_long  ts_tpdu_rcvd; /* accepted as a TPDU in tp_input */
        !            75:        u_long  ts_tpdu_sent;
        !            76:        u_long  ts_unused2;
        !            77: 
        !            78:        u_long  ts_retrans_cr;
        !            79:        u_long  ts_retrans_cc;
        !            80:        u_long  ts_retrans_dr;
        !            81:        u_long  ts_retrans_dt;
        !            82:        u_long  ts_retrans_xpd;
        !            83:        u_long  ts_conn_gaveup;
        !            84: 
        !            85:        u_long ts_ER_sent;
        !            86:        u_long  ts_DT_sent;
        !            87:        u_long  ts_XPD_sent;
        !            88:        u_long  ts_AK_sent;
        !            89:        u_long  ts_XAK_sent;
        !            90:        u_long  ts_DR_sent;
        !            91:        u_long  ts_DC_sent;
        !            92:        u_long  ts_CR_sent;
        !            93:        u_long  ts_CC_sent;
        !            94: 
        !            95:        u_long ts_ER_rcvd;
        !            96:        u_long  ts_DT_rcvd;
        !            97:        u_long  ts_XPD_rcvd;
        !            98:        u_long  ts_AK_rcvd;
        !            99:        u_long  ts_XAK_rcvd;
        !           100:        u_long  ts_DR_rcvd;
        !           101:        u_long  ts_DC_rcvd;
        !           102:        u_long  ts_CR_rcvd;
        !           103:        u_long  ts_CC_rcvd;
        !           104: 
        !           105:        u_long  ts_Eticks;
        !           106:        u_long  ts_Eexpired;
        !           107:        u_long  ts_Eset;
        !           108:        u_long  ts_Ecan_act;
        !           109:        u_long  ts_Cticks;
        !           110:        u_long  ts_Cexpired;
        !           111:        u_long  ts_Cset;
        !           112:        u_long  ts_Ccan_act;
        !           113:        u_long  ts_Ccan_inact;
        !           114: 
        !           115:        u_long  ts_concat_rcvd;
        !           116: 
        !           117:        u_long  ts_zdebug; /* zero dref to test timeout on conn estab tp_input.c */
        !           118:        u_long ts_ydebug; /* throw away pseudo-random pkts tp_input.c */
        !           119:        u_long ts_unused5;
        !           120:        u_long ts_unused; /* kludged concat to test separation tp_emit.c */
        !           121:        u_long ts_vdebug; /* kludge to test input size checking tp_emit.c */
        !           122:        u_long ts_unused4;
        !           123:        u_long ts_ldebug; /* faked a renegging of credit */
        !           124: 
        !           125:        u_long ts_mb_small;
        !           126:        u_long ts_mb_cluster;
        !           127:        u_long ts_mb_len_distr[17];
        !           128: 
        !           129:        u_long ts_eot_input;
        !           130:        u_long ts_eot_user;
        !           131:        u_long  ts_EOT_sent;
        !           132:        u_long ts_tp0_conn;
        !           133:        u_long ts_tp4_conn;
        !           134:        u_long ts_quench;
        !           135:        u_long ts_rcvdecbit;
        !           136: 
        !           137: #define NRTT_CATEGORIES 4
        !           138:        /*  The 4 categories are:
        !           139:         * 0 --> tp_flags: ~TPF_PEER_ON_SAMENET |  TPF_NL_PDN
        !           140:         * 1 --> tp_flags: ~TPF_PEER_ON_SAMENET | ~TPF_NL_PDN
        !           141:         * 2 --> tp_flags:  TPF_PEER_ON_SAMENET | ~TPF_NL_PDN
        !           142:         * 3 --> tp_flags:  TPF_PEER_ON_SAMENET |  TPF_NL_PDN
        !           143:         */
        !           144:        struct timeval ts_rtt[NRTT_CATEGORIES];
        !           145:        struct timeval ts_rtv[NRTT_CATEGORIES];
        !           146: 
        !           147:        u_long ts_ackreason[_ACK_NUM_REASONS_];
        !           148:                /*  ACK_DONT 0 / ACK_STRAT_EACH 0x1 / ACK_STRAT_FULLWIN 0x4
        !           149:                 *      ACK_DUP 0x8 / ACK_EOT 0x10  / ACK_REORDER 0x20
        !           150:                 *      ACK_USRRCV **
        !           151:                 *      ACK_FCC **
        !           152:                 */
        !           153: } tp_stat ;
        !           154: 
        !           155: #define IncStat(x) tp_stat./**/x/**/++
        !           156: 
        !           157: #ifdef TP_PERF_MEAS
        !           158: 
        !           159: #define PStat(Tpcb, X) (Tpcb)->tp_p_meas->/**/X/**/
        !           160: #define IncPStat(Tpcb, X) if((Tpcb)->tp_perf_on) (Tpcb)->tp_p_meas->/**/X/**/++
        !           161: 
        !           162: /* BEWARE OF MACROS like this ^^^ must be sure it's surrounded by {} if
        !           163:  * it's used in an if-else statement. 
        !           164:  */
        !           165: 
        !           166: 
        !           167: /* for perf measurement stuff: maximum window size it can handle */
        !           168: #define        TP_PM_MAX                       0xa /* 10 decimal */
        !           169: 
        !           170: struct tp_pmeas {
        !           171:                /* the first few are distributions as a fn of window size 
        !           172:                 * only keep enough space for normal format plus 1 slot for
        !           173:                 * extended format, in case any windows larger than 15 are used
        !           174:                 */
        !           175: 
        !           176:                /* 
        !           177:                 * tps_npdusent: for each call to tp_sbsend, we inc the 
        !           178:                 * element representing the number of pdus sent in this call
        !           179:                 */
        !           180:                int             tps_win_lim_by_cdt[TP_PM_MAX+1]; 
        !           181:                int             tps_win_lim_by_data[TP_PM_MAX+1]; 
        !           182:                /* 
        !           183:                 * tps_sendtime: Each call to tp_sbsend() is timed.  For
        !           184:                 * Each window size, we keep the running average of the time
        !           185:                 * taken by tp_sbsend() for each window size.
        !           186:                 */
        !           187:                struct timeval  tps_sendtime[TP_PM_MAX+1]; 
        !           188:                /*
        !           189:                 * n_TMsendack: # times ack sent because timer went off
        !           190:                 * n_ack_cuz_eot: # times ack sent due to EOTSDU on incoming packet
        !           191:                 * n_ack_cuz_dup: # times ack sent for receiving a duplicate pkt.
        !           192:                 * n_ack_cuz_fullwin: # times ack sent for receiving the full window.
        !           193:                 * n_ack_cuz_doack: # times ack sent for having just reordered data.
        !           194:                 */
        !           195:                int             tps_n_TMsendack;
        !           196:                int             tps_n_ack_cuz_eot;
        !           197:                int             tps_n_ack_cuz_fullwin;
        !           198:                int             tps_n_ack_cuz_reorder;
        !           199:                int             tps_n_ack_cuz_dup;
        !           200:                int             tps_n_ack_cuz_strat;
        !           201:                /*
        !           202:                 * when we send an ack: how much less than the "expected" window
        !           203:                 * did we actually ack.  For example: if we last sent a credit
        !           204:                 * of 10, and we're acking now for whatever reason, and have
        !           205:                 * only received 6 since our last credit advertisement, we'll
        !           206:                 * keep the difference, 4, in this variable.
        !           207:                 */
        !           208:                int             tps_ack_early[TP_PM_MAX+1]; 
        !           209:                /*
        !           210:                 * when we ack, for the # pkts we actually acked w/ this ack,
        !           211:                 * how much cdt are we advertising?
        !           212:                 * [ size of window acknowledged ] [ cdt we're giving ]
        !           213:                 */
        !           214:                int             tps_cdt_acked[TP_PM_MAX+1][TP_PM_MAX+1]; 
        !           215: 
        !           216:                int     tps_AK_sent;
        !           217:                int     tps_XAK_sent;
        !           218:                int     tps_DT_sent;
        !           219:                int     tps_XPD_sent;
        !           220:                int     tps_AK_rcvd;
        !           221:                int     tps_XAK_rcvd;
        !           222:                int     tps_DT_rcvd;
        !           223:                int     tps_XPD_rcvd;
        !           224: 
        !           225:                int             Nb_from_sess;
        !           226:                int             Nb_to_sess;
        !           227:                int             Nb_to_ll;
        !           228:                int             Nb_from_ll;
        !           229: };
        !           230: 
        !           231: #define  IFPERF(tpcb)  if (tpcb->tp_perf_on && tpcb->tp_p_meas) {
        !           232: #define  ENDPERF }
        !           233: 
        !           234: #else
        !           235: 
        !           236: #define PStat(tpcb, x)  /* no-op */
        !           237: #define IncPStat(tpcb, x)  /* no-op */
        !           238: 
        !           239: #ifndef STAR
        !           240: #define STAR *
        !           241: #endif STAR
        !           242: #define IFPERF //*beginning of comment*/STAR
        !           243: #define ENDPERF                 STAR/*end of comment*//
        !           244: 
        !           245: #endif TP_PERF_MEAS
        !           246: 
        !           247: #endif __TP_STAT__

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