projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 80a00278 KT |
1 | int bflg; |
| 2 | int dflg; | |
| 3 | int tflg; | |
| 4 | int iflg; | |
| 5 | int aflg; | |
| 6 | int sflg; | |
| 7 | struct | |
| 8 | { | |
| 9 | char name[8]; | |
| 10 | int type; | |
| 11 | unsigned value; | |
| 12 | } nl[] = { | |
| 13 | "_dk_busy", 0, 0, | |
| 14 | "_io_info", 0, 0, | |
| 15 | "\0\0\0\0\0\0\0\0", 0, 0 | |
| 16 | }; | |
| 17 | struct | |
| 18 | { | |
| 19 | int busy; | |
| 20 | long etime[32]; | |
| 21 | long numb[3]; | |
| 22 | long wds[3]; | |
| 23 | long tin; | |
| 24 | long tout; | |
| 25 | } s, s1; | |
| 26 | ||
| 27 | struct iostat { | |
| 28 | int nbuf; | |
| 29 | long nread; | |
| 30 | long nreada; | |
| 31 | long ncache; | |
| 32 | long nwrite; | |
| 33 | long bufcount[50]; | |
| 34 | } io_info, io_delta; | |
| 35 | double etime; | |
| 36 | ||
| 37 | int mf; | |
| 38 | ||
| 39 | main(argc, argv) | |
| 40 | char *argv[]; | |
| 41 | { | |
| 42 | extern char *ctime(); | |
| 43 | register i; | |
| 44 | int iter; | |
| 45 | double f1, f2; | |
| 46 | long t; | |
| 47 | ||
| 48 | nlist("/unix", nl); | |
| 49 | if(nl[0].type == -1) { | |
| 50 | printf("dk_busy not found in /unix namelist\n"); | |
| 51 | exit(1); | |
| 52 | } | |
| 53 | mf = open("/dev/kmem", 0); | |
| 54 | if(mf < 0) { | |
| 55 | printf("cannot open /dev/kmem\n"); | |
| 56 | exit(1); | |
| 57 | } | |
| 58 | iter = 0; | |
| 59 | while (argc>1&&argv[1][0]=='-') { | |
| 60 | if (argv[1][1]=='d') | |
| 61 | dflg++; | |
| 62 | else if (argv[1][1]=='s') | |
| 63 | sflg++; | |
| 64 | else if (argv[1][1]=='a') | |
| 65 | aflg++; | |
| 66 | else if (argv[1][1]=='t') | |
| 67 | tflg++; | |
| 68 | else if (argv[1][1]=='i') | |
| 69 | iflg++; | |
| 70 | else if (argv[1][1]=='b') | |
| 71 | bflg++; | |
| 72 | argc--; | |
| 73 | argv++; | |
| 74 | } | |
| 75 | if(argc > 2) | |
| 76 | iter = atoi(argv[2]); | |
| 77 | if (!(sflg|iflg)) { | |
| 78 | if(tflg) | |
| 79 | printf(" TTY"); | |
| 80 | if (bflg==0) | |
| 81 | printf(" RF RK RP PERCENT\n"); | |
| 82 | if(tflg) | |
| 83 | printf(" tin tout"); | |
| 84 | if (bflg==0) | |
| 85 | printf(" tpm msps mspt tpm msps mspt tpm msps mspt user nice systm idle\n"); | |
| 86 | } | |
| 87 | ||
| 88 | loop: | |
| 89 | lseek(mf, (long)nl[0].value, 0); | |
| 90 | read(mf, (char *)&s, sizeof s); | |
| 91 | for(i=0; i<40; i++) { | |
| 92 | t = s.etime[i]; | |
| 93 | s.etime[i] -= s1.etime[i]; | |
| 94 | s1.etime[i] = t; | |
| 95 | } | |
| 96 | t = 0; | |
| 97 | for(i=0; i<32; i++) | |
| 98 | t += s.etime[i]; | |
| 99 | etime = t; | |
| 100 | if(etime == 0.) | |
| 101 | etime = 1.; | |
| 102 | if (bflg) { | |
| 103 | biostats(); | |
| 104 | goto contin; | |
| 105 | } | |
| 106 | if (dflg) { | |
| 107 | long tm; | |
| 108 | time(&tm); | |
| 109 | printf("%s", ctime(&tm)); | |
| 110 | } | |
| 111 | if (aflg) | |
| 112 | printf("%.2f minutes total\n", etime/3600); | |
| 113 | if (sflg) { | |
| 114 | stats2(etime); | |
| 115 | goto contin; | |
| 116 | } | |
| 117 | if (iflg) { | |
| 118 | stats3(etime); | |
| 119 | goto contin; | |
| 120 | } | |
| 121 | etime /= 60.; | |
| 122 | if(tflg) { | |
| 123 | f1 = s.tin; | |
| 124 | f2 = s.tout; | |
| 125 | printf("%6.1f", f1/etime); | |
| 126 | printf("%6.1f", f2/etime); | |
| 127 | } | |
| 128 | for(i=0; i<3; i++) | |
| 129 | stats(i); | |
| 130 | for(i=0; i<4; i++) | |
| 131 | stat1(i*8); | |
| 132 | printf("\n"); | |
| 133 | contin: | |
| 134 | --iter; | |
| 135 | if(iter) | |
| 136 | if(argc > 1) { | |
| 137 | sleep(atoi(argv[1])); | |
| 138 | goto loop; | |
| 139 | } | |
| 140 | } | |
| 141 | ||
| 142 | /* usec per word for the various disks */ | |
| 143 | double xf[] = { | |
| 144 | 16.0, /* RF */ | |
| 145 | 11.1, /* RK03/05 */ | |
| 146 | 2.48, /* RP06 */ | |
| 147 | }; | |
| 148 | ||
| 149 | stats(dn) | |
| 150 | { | |
| 151 | register i; | |
| 152 | double f1, f2, f3; | |
| 153 | double f4, f5, f6; | |
| 154 | long t; | |
| 155 | ||
| 156 | t = 0; | |
| 157 | for(i=0; i<32; i++) | |
| 158 | if(i & (1<<dn)) | |
| 159 | t += s.etime[i]; | |
| 160 | f1 = t; | |
| 161 | f1 = f1/60.; | |
| 162 | f2 = s.numb[dn]; | |
| 163 | if(f2 == 0.) { | |
| 164 | printf("%6.0f%6.1f%6.1f", 0.0, 0.0, 0.0); | |
| 165 | return; | |
| 166 | } | |
| 167 | f3 = s.wds[dn]; | |
| 168 | f3 = f3*32.; | |
| 169 | f4 = xf[dn]; | |
| 170 | f4 = f4*1.0e-6; | |
| 171 | f5 = f1 - f4*f3; | |
| 172 | f6 = f1 - f5; | |
| 173 | printf("%6.0f", f2*60./etime); | |
| 174 | printf("%6.1f", f5*1000./f2); | |
| 175 | printf("%6.1f", f6*1000./f2); | |
| 176 | } | |
| 177 | ||
| 178 | stat1(o) | |
| 179 | { | |
| 180 | register i; | |
| 181 | long t; | |
| 182 | double f1, f2; | |
| 183 | ||
| 184 | t = 0; | |
| 185 | for(i=0; i<32; i++) | |
| 186 | t += s.etime[i]; | |
| 187 | f1 = t; | |
| 188 | if(f1 == 0.) | |
| 189 | f1 = 1.; | |
| 190 | t = 0; | |
| 191 | for(i=0; i<8; i++) | |
| 192 | t += s.etime[o+i]; | |
| 193 | f2 = t; | |
| 194 | printf("%6.2f", f2*100./f1); | |
| 195 | } | |
| 196 | ||
| 197 | stats2(t) | |
| 198 | double t; | |
| 199 | { | |
| 200 | register i, j; | |
| 201 | ||
| 202 | for (i=0; i<4; i++) { | |
| 203 | for (j=0; j<8; j++) | |
| 204 | printf("%6.2f\n", s.etime[8*i+j]/(t/100)); | |
| 205 | printf("\n"); | |
| 206 | } | |
| 207 | } | |
| 208 | ||
| 209 | stats3(t) | |
| 210 | double t; | |
| 211 | { | |
| 212 | register i; | |
| 213 | double sum; | |
| 214 | ||
| 215 | t /= 100; | |
| 216 | printf("%6.2f idle\n", s.etime[24]/t); | |
| 217 | sum = 0; | |
| 218 | for (i=0; i<8; i++) | |
| 219 | sum += s.etime[i]; | |
| 220 | printf("%6.2f user\n", sum/t); | |
| 221 | sum = 0; | |
| 222 | for (i=0; i<8; i++) | |
| 223 | sum += s.etime[8+i]; | |
| 224 | printf("%6.2f nice\n", sum/t); | |
| 225 | sum = 0; | |
| 226 | for (i=0; i<8; i++) | |
| 227 | sum += s.etime[16+i]; | |
| 228 | printf("%6.2f system\n", sum/t); | |
| 229 | sum = 0; | |
| 230 | for (i=1; i<8; i++) | |
| 231 | sum += s.etime[24+i]; | |
| 232 | printf("%6.2f IO wait\n", sum/t); | |
| 233 | sum = 0; | |
| 234 | for (i=1; i<8; i++) | |
| 235 | sum += s.etime[i]+s.etime[i+8]+s.etime[i+16]+s.etime[i+24]; | |
| 236 | printf("%6.2f IO active\n", sum/t); | |
| 237 | sum = 0; | |
| 238 | for (i=0; i<32; i++) | |
| 239 | if (i&01) | |
| 240 | sum += s.etime[i]; | |
| 241 | printf("%6.2f RF active\n", sum/t); | |
| 242 | sum = 0; | |
| 243 | for (i=0; i<32; i++) | |
| 244 | if (i&02) | |
| 245 | sum += s.etime[i]; | |
| 246 | printf("%6.2f RK active\n", sum/t); | |
| 247 | sum = 0; | |
| 248 | for (i=0; i<32; i++) | |
| 249 | if (i&04) | |
| 250 | sum += s.etime[i]; | |
| 251 | printf("%6.2f RP active\n", sum/t); | |
| 252 | } | |
| 253 | ||
| 254 | biostats() | |
| 255 | { | |
| 256 | register i; | |
| 257 | ||
| 258 | lseek(mf,(long)nl[1].value, 0); | |
| 259 | read(mf, (char *)&io_info, sizeof(io_info)); | |
| 260 | printf("%D\t%D\t%D\t%D\n", | |
| 261 | io_info.nread-io_delta.nread, io_info.nreada-io_delta.nreada, | |
| 262 | io_info.ncache-io_delta.ncache, io_info.nwrite-io_delta.nwrite); | |
| 263 | ||
| 264 | for(i=0; i<30; ) { | |
| 265 | printf("%D\t",(long)io_info.bufcount[i]-io_delta.bufcount[i]); | |
| 266 | i++; | |
| 267 | if (i % 10 == 0) | |
| 268 | printf("\n"); | |
| 269 | } | |
| 270 | io_delta = io_info; | |
| 271 | } |