1 /*
2 Copyright 2007, UCAR/Unidata
3 See COPYRIGHT file for copying and redistribution conditions.
4
5 This is part of netCDF.
6
7 This program tests for a bug discovered with nofill mode that failed
8 only on file systems with block size in a particular range. It fails
9 when invoked with the blksize argument between 2091953 and 2150032,
10 inclusive, and succeeds for other blksizes.
11
12 $Id: tst_nofill.c 2744 2016-12-28 16:25:22Z wkliao $
13 */
14
15 #include <stdio.h>
16 #include <string.h>
17 #include <libgen.h> /* basename() */
18 #include <limits.h>
19 #include <stdlib.h>
20 #include <errno.h>
21 #include <pnetcdf.h>
22
23 #include <testutils.h>
24
25 #define ERR {if (err != NC_NOERR) {printf("Error at %s line %d: %s\n",__func__,__LINE__,ncmpi_strerror(err)); return 1;}}
26
27 static void
check_err(const int stat,const int line,const char * file)28 check_err(const int stat, const int line, const char *file) {
29 if (stat != NC_NOERR) {
30 (void) fprintf(stderr, "line %d of %s: %s\n", line, file, ncmpi_strerror(stat));
31 fflush(stderr);
32 exit(1);
33 }
34 }
35
36 #define LON_LEN 240
37 #define LAT_LEN 121
38 #define LVL_LEN 31
39 #define TIME_LEN 1
40
41 static int
create_file(char * file_name,int fill_mode)42 create_file(char *file_name, int fill_mode)
43 {
44 int i;
45 int stat; /* return status */
46 int ncid; /* netCDF id */
47
48 /* dimension ids */
49 int lon_dim;
50 int lat_dim;
51 int lvl_dim;
52 int time_dim;
53
54 /* dimension lengths */
55 MPI_Offset lon_len = LON_LEN;
56 MPI_Offset lat_len = LAT_LEN;
57 MPI_Offset lvl_len = LVL_LEN;
58 MPI_Offset time_len = TIME_LEN;
59
60 /* variable ids */
61 int time_id;
62 int lat_id;
63 int lon_id;
64 int lvl_id;
65 int sfc_pres_id;
66 int temp_scrn_id;
67 int qsair_scrn_id;
68 int topog_id;
69 int mslp_id;
70 int sfc_temp_id;
71 int zonal_wnd_id;
72
73 /* rank (number of dimensions) for each variable */
74 # define RANK_time 1
75 # define RANK_lat 1
76 # define RANK_lon 1
77 # define RANK_lvl 1
78 # define RANK_sfc_pres 3
79 # define RANK_temp_scrn 3
80 # define RANK_qsair_scrn 3
81 # define RANK_topog 3
82 # define RANK_mslp 3
83 # define RANK_sfc_temp 3
84 # define RANK_zonal_wnd 4
85
86 /* variable shapes */
87 int time_dims[RANK_time];
88 int lat_dims[RANK_lat];
89 int lon_dims[RANK_lon];
90 int lvl_dims[RANK_lvl];
91 int sfc_pres_dims[RANK_sfc_pres];
92 int temp_scrn_dims[RANK_temp_scrn];
93 int qsair_scrn_dims[RANK_qsair_scrn];
94 int topog_dims[RANK_topog];
95 int mslp_dims[RANK_mslp];
96 int sfc_temp_dims[RANK_sfc_temp];
97 int zonal_wnd_dims[RANK_zonal_wnd];
98
99 MPI_Offset zonal_wnd_start[RANK_zonal_wnd];
100 MPI_Offset zonal_wnd_count[RANK_zonal_wnd];
101 float zonal_wnd[LON_LEN*LAT_LEN*TIME_LEN];
102 int ii;
103
104 int old_fill_mode;
105
106 stat = ncmpi_create(MPI_COMM_WORLD, file_name,NC_CLOBBER, MPI_INFO_NULL, &ncid);
107
108 check_err(stat,__LINE__,__FILE__);
109 stat = ncmpi_set_fill(ncid, fill_mode, &old_fill_mode);
110 check_err(stat,__LINE__,__FILE__);
111
112 /* define dimensions */
113 stat = ncmpi_def_dim(ncid, "lon", lon_len, &lon_dim);
114 check_err(stat,__LINE__,__FILE__);
115 stat = ncmpi_def_dim(ncid, "lat", lat_len, &lat_dim);
116 check_err(stat,__LINE__,__FILE__);
117 stat = ncmpi_def_dim(ncid, "lvl", lvl_len, &lvl_dim);
118 check_err(stat,__LINE__,__FILE__);
119 stat = ncmpi_def_dim(ncid, "time", time_len, &time_dim);
120 check_err(stat,__LINE__,__FILE__);
121
122 /* define variables */
123 time_dims[0] = time_dim;
124 stat = ncmpi_def_var(ncid, "time", NC_DOUBLE, RANK_time, time_dims, &time_id);
125 check_err(stat,__LINE__,__FILE__);
126
127 lat_dims[0] = lat_dim;
128 stat = ncmpi_def_var(ncid, "lat", NC_FLOAT, RANK_lat, lat_dims, &lat_id);
129 check_err(stat,__LINE__,__FILE__);
130
131 lon_dims[0] = lon_dim;
132 stat = ncmpi_def_var(ncid, "lon", NC_FLOAT, RANK_lon, lon_dims, &lon_id);
133 check_err(stat,__LINE__,__FILE__);
134
135 lvl_dims[0] = lvl_dim;
136 stat = ncmpi_def_var(ncid, "lvl", NC_FLOAT, RANK_lvl, lvl_dims, &lvl_id);
137 check_err(stat,__LINE__,__FILE__);
138
139 sfc_pres_dims[0] = time_dim;
140 sfc_pres_dims[1] = lat_dim;
141 sfc_pres_dims[2] = lon_dim;
142 stat = ncmpi_def_var(ncid, "sfc_pres", NC_FLOAT, RANK_sfc_pres, sfc_pres_dims, &sfc_pres_id);
143 check_err(stat,__LINE__,__FILE__);
144
145 temp_scrn_dims[0] = time_dim;
146 temp_scrn_dims[1] = lat_dim;
147 temp_scrn_dims[2] = lon_dim;
148 stat = ncmpi_def_var(ncid, "temp_scrn", NC_FLOAT, RANK_temp_scrn, temp_scrn_dims, &temp_scrn_id);
149 check_err(stat,__LINE__,__FILE__);
150
151 qsair_scrn_dims[0] = time_dim;
152 qsair_scrn_dims[1] = lat_dim;
153 qsair_scrn_dims[2] = lon_dim;
154 stat = ncmpi_def_var(ncid, "qsair_scrn", NC_FLOAT, RANK_qsair_scrn, qsair_scrn_dims, &qsair_scrn_id);
155 check_err(stat,__LINE__,__FILE__);
156
157 topog_dims[0] = time_dim;
158 topog_dims[1] = lat_dim;
159 topog_dims[2] = lon_dim;
160 stat = ncmpi_def_var(ncid, "topog", NC_FLOAT, RANK_topog, topog_dims, &topog_id);
161 check_err(stat,__LINE__,__FILE__);
162
163 mslp_dims[0] = time_dim;
164 mslp_dims[1] = lat_dim;
165 mslp_dims[2] = lon_dim;
166 stat = ncmpi_def_var(ncid, "mslp", NC_FLOAT, RANK_mslp, mslp_dims, &mslp_id);
167 check_err(stat,__LINE__,__FILE__);
168
169 sfc_temp_dims[0] = time_dim;
170 sfc_temp_dims[1] = lat_dim;
171 sfc_temp_dims[2] = lon_dim;
172 stat = ncmpi_def_var(ncid, "sfc_temp", NC_FLOAT, RANK_sfc_temp, sfc_temp_dims, &sfc_temp_id);
173 check_err(stat,__LINE__,__FILE__);
174
175 zonal_wnd_dims[0] = time_dim;
176 zonal_wnd_dims[1] = lvl_dim;
177 zonal_wnd_dims[2] = lat_dim;
178 zonal_wnd_dims[3] = lon_dim;
179 stat = ncmpi_def_var(ncid, "zonal_wnd", NC_FLOAT, RANK_zonal_wnd, zonal_wnd_dims, &zonal_wnd_id);
180 check_err(stat,__LINE__,__FILE__);
181
182 /* leave define mode */
183 stat = ncmpi_enddef (ncid);
184 check_err(stat,__LINE__,__FILE__);
185
186 { /* store time */
187 MPI_Offset time_start[RANK_time];
188 MPI_Offset time_count[RANK_time];
189 double time[TIME_LEN] = {1.};
190 time_len = 1;
191 time_start[0] = 0;
192 time_count[0] = time_len;
193 stat = ncmpi_put_vara_double_all(ncid, time_id, time_start, time_count, time);
194 check_err(stat,__LINE__,__FILE__);
195 }
196
197 { /* store lat */
198 float lat[] = {90, 88.5, 87, 85.5, 84, 82.5, 81, 79.5, 78, 76.5, 75, 73.5, 72, 70.5, 69, 67.5, 66, 64.5, 63, 61.5, 60, 58.5, 57, 55.5, 54, 52.5, 51, 49.5, 48, 46.5, 45, 43.5, 42, 40.5, 39, 37.5, 36, 34.5, 33, 31.5, 30, 28.5, 27, 25.5, 24, 22.5, 21, 19.5, 18, 16.5, 15, 13.5, 12, 10.5, 9, 7.5, 6, 4.5, 3, 1.5, 0, -1.5, -3, -4.5, -6, -7.5, -9, -10.5, -12, -13.5, -15, -16.5, -18, -19.5, -21, -22.5, -24, -25.5, -27, -28.5, -30, -31.5, -33, -34.5, -36, -37.5, -39, -40.5, -42, -43.5, -45, -46.5, -48, -49.5, -51, -52.5, -54, -55.5, -57, -58.5, -60, -61.5, -63, -64.5, -66, -67.5, -69, -70.5, -72, -73.5, -75, -76.5, -78, -79.5, -81, -82.5, -84, -85.5, -87, -88.5, -90};
199 stat = ncmpi_put_var_float_all(ncid, lat_id, lat);
200 check_err(stat,__LINE__,__FILE__);
201 }
202
203 { /* store lon */
204 float lon[] = {0, 1.5, 3, 4.5, 6, 7.5, 9, 10.5, 12, 13.5, 15, 16.5, 18, 19.5, 21, 22.5, 24, 25.5, 27, 28.5, 30, 31.5, 33, 34.5, 36, 37.5, 39, 40.5, 42, 43.5, 45, 46.5, 48, 49.5, 51, 52.5, 54, 55.5, 57, 58.5, 60, 61.5, 63, 64.5, 66, 67.5, 69, 70.5, 72, 73.5, 75, 76.5, 78, 79.5, 81, 82.5, 84, 85.5, 87, 88.5, 90, 91.5, 93, 94.5, 96, 97.5, 99, 100.5, 102, 103.5, 105, 106.5, 108, 109.5, 111, 112.5, 114, 115.5, 117, 118.5, 120, 121.5, 123, 124.5, 126, 127.5, 129, 130.5, 132, 133.5, 135, 136.5, 138, 139.5, 141, 142.5, 144, 145.5, 147, 148.5, 150, 151.5, 153, 154.5, 156, 157.5, 159, 160.5, 162, 163.5, 165, 166.5, 168, 169.5, 171, 172.5, 174, 175.5, 177, 178.5, 180, 181.5, 183, 184.5, 186, 187.5, 189, 190.5, 192, 193.5, 195, 196.5, 198, 199.5, 201, 202.5, 204, 205.5, 207, 208.5, 210, 211.5, 213, 214.5, 216, 217.5, 219, 220.5, 222, 223.5, 225, 226.5, 228, 229.5, 231, 232.5, 234, 235.5, 237, 238.5, 240, 241.5, 243, 244.5, 246, 247.5, 249, 250.5, 252, 253.5, 255, 256.5, 258, 259.5, 261, 262.5, 264, 265.5, 267, 268.5, 270, 271.5, 273, 274.5, 276, 277.5, 279, 280.5, 282, 283.5, 285, 286.5, 288, 289.5, 291, 292.5, 294, 295.5, 297, 298.5, 300, 301.5, 303, 304.5, 306, 307.5, 309, 310.5, 312, 313.5, 315, 316.5, 318, 319.5, 321, 322.5, 324, 325.5, 327, 328.5, 330, 331.5, 333, 334.5, 336, 337.5, 339, 340.5, 342, 343.5, 345, 346.5, 348, 349.5, 351, 352.5, 354, 355.5, 357, 358.5};
205 stat = ncmpi_put_var_float_all(ncid, lon_id, lon);
206 check_err(stat,__LINE__,__FILE__);
207 }
208
209 { /* store lvl */
210 float lvl[] = {1000, 995, 990, 985, 975, 950, 925, 900, 875, 850, 800, 750, 700, 600, 500, 450, 400, 350, 300, 275, 250, 225, 200, 175, 150, 100, 70, 50, 30, 20, 10};
211 stat = ncmpi_put_var_float_all(ncid, lvl_id, lvl);
212 check_err(stat,__LINE__,__FILE__);
213 }
214
215 { /* store sfc_pres */
216 MPI_Offset sfc_pres_start[RANK_sfc_pres];
217 MPI_Offset sfc_pres_count[RANK_sfc_pres];
218 float sfc_pres[LON_LEN*LAT_LEN];
219
220 for(ii = 0; ii < LAT_LEN * LON_LEN; ii++) {
221 sfc_pres[ii] = 6;
222 }
223 sfc_pres_start[0] = 0;
224 sfc_pres_start[1] = 0;
225 sfc_pres_start[2] = 0;
226 sfc_pres_count[0] = time_len;
227 sfc_pres_count[1] = lat_len;
228 sfc_pres_count[2] = lon_len;
229 stat = ncmpi_put_vara_float_all(ncid, sfc_pres_id, sfc_pres_start, sfc_pres_count, sfc_pres);
230 check_err(stat,__LINE__,__FILE__);
231 }
232
233 { /* store temp_scrn */
234 MPI_Offset temp_scrn_start[RANK_temp_scrn];
235 MPI_Offset temp_scrn_count[RANK_temp_scrn];
236 float temp_scrn[LON_LEN*LAT_LEN];
237
238 for(ii = 0; ii < LAT_LEN * LON_LEN; ii++) {
239 temp_scrn[ii] = 11;
240 }
241 temp_scrn_start[0] = 0;
242 temp_scrn_start[1] = 0;
243 temp_scrn_start[2] = 0;
244 temp_scrn_count[0] = time_len;
245 temp_scrn_count[1] = lat_len;
246 temp_scrn_count[2] = lon_len;
247 stat = ncmpi_put_vara_float_all(ncid, temp_scrn_id, temp_scrn_start, temp_scrn_count, temp_scrn);
248 check_err(stat,__LINE__,__FILE__);
249 }
250
251 { /* store qsair_scrn */
252 MPI_Offset qsair_scrn_start[RANK_qsair_scrn];
253 MPI_Offset qsair_scrn_count[RANK_qsair_scrn];
254 float qsair_scrn[LON_LEN*LAT_LEN];
255
256 for(ii = 0; ii < LAT_LEN * LON_LEN; ii++) {
257 qsair_scrn[ii] = 22;
258 }
259 qsair_scrn_start[0] = 0;
260 qsair_scrn_start[1] = 0;
261 qsair_scrn_start[2] = 0;
262 qsair_scrn_count[0] = time_len;
263 qsair_scrn_count[1] = lat_len;
264 qsair_scrn_count[2] = lon_len;
265 stat = ncmpi_put_vara_float_all(ncid, qsair_scrn_id, qsair_scrn_start, qsair_scrn_count, qsair_scrn);
266 check_err(stat,__LINE__,__FILE__);
267 }
268
269 { /* store topog */
270 MPI_Offset topog_start[RANK_topog];
271 MPI_Offset topog_count[RANK_topog];
272 float topog[LON_LEN*LAT_LEN];
273
274 for(ii = 0; ii < LAT_LEN * LON_LEN; ii++) {
275 topog[ii] = 33;
276 }
277 topog_start[0] = 0;
278 topog_start[1] = 0;
279 topog_start[2] = 0;
280 topog_count[0] = time_len;
281 topog_count[1] = lat_len;
282 topog_count[2] = lon_len;
283 stat = ncmpi_put_vara_float_all(ncid, topog_id, topog_start, topog_count, topog);
284 check_err(stat,__LINE__,__FILE__);
285 }
286
287 { /* store mslp */
288 MPI_Offset mslp_start[RANK_mslp];
289 MPI_Offset mslp_count[RANK_mslp];
290 float mslp[LON_LEN*LAT_LEN];
291
292 for(ii = 0; ii < LAT_LEN * LON_LEN; ii++) {
293 mslp[ii] = 44;
294 }
295 mslp_start[0] = 0;
296 mslp_start[1] = 0;
297 mslp_start[2] = 0;
298 mslp_count[0] = time_len;
299 mslp_count[1] = lat_len;
300 mslp_count[2] = lon_len;
301 stat = ncmpi_put_vara_float_all(ncid, mslp_id, mslp_start, mslp_count, mslp);
302 check_err(stat,__LINE__,__FILE__);
303 }
304
305 { /* store sfc_temp */
306 MPI_Offset sfc_temp_start[RANK_sfc_temp];
307 MPI_Offset sfc_temp_count[RANK_sfc_temp];
308 float sfc_temp[LON_LEN*LAT_LEN];
309
310 for(ii = 0; ii < LAT_LEN * LON_LEN; ii++) {
311 sfc_temp[ii] = 55;
312 }
313 sfc_temp_start[0] = 0;
314 sfc_temp_start[1] = 0;
315 sfc_temp_start[2] = 0;
316 sfc_temp_count[0] = time_len;
317 sfc_temp_count[1] = lat_len;
318 sfc_temp_count[2] = lon_len;
319 stat = ncmpi_put_vara_float_all(ncid, sfc_temp_id, sfc_temp_start, sfc_temp_count, sfc_temp);
320 check_err(stat,__LINE__,__FILE__);
321 }
322
323 { /* store zonal_wnd */
324 /* Bug exposed when written in reverse order. */
325 for(i = LVL_LEN - 1; i>=0; i--)
326 /* for(i = 0; i < LVL_LEN; i++) */
327 {
328 int izw;
329 for(izw = 0; izw < TIME_LEN * LAT_LEN * LON_LEN; izw++) {
330 zonal_wnd[izw] = 100 + i;
331 }
332 zonal_wnd_start[0] = 0;
333 zonal_wnd_start[1] = i;
334 zonal_wnd_start[2] = 0;
335 zonal_wnd_start[3] = 0;
336 zonal_wnd_count[0] = time_len;
337 zonal_wnd_count[1] = 1;
338 zonal_wnd_count[2] = lat_len;
339 zonal_wnd_count[3] = lon_len;
340 stat = ncmpi_put_vara_float_all(ncid, zonal_wnd_id, zonal_wnd_start, zonal_wnd_count, zonal_wnd);
341 check_err(stat,__LINE__,__FILE__);
342 }
343 }
344 stat = ncmpi_close(ncid);
345 check_err(stat,__LINE__,__FILE__);
346 return 0;
347 }
348
349 int
main(int argc,char ** argv)350 main(int argc, char **argv)
351 {
352 char filename[256], fill_filename[256], nofill_filename[256];
353 int rank, nprocs, err, nerrs=0;
354
355 MPI_Init(&argc, &argv);
356 MPI_Comm_size(MPI_COMM_WORLD, &nprocs);
357 MPI_Comm_rank(MPI_COMM_WORLD, &rank);
358
359 if (argc > 2) {
360 if (!rank) printf("Usage: %s [filename]\n",argv[0]);
361 MPI_Finalize();
362 return 0;
363 }
364 if (argc == 2) snprintf(filename, 256, "%s", argv[1]);
365 else strcpy(filename, "testfile.nc");
366 MPI_Bcast(filename, 256, MPI_CHAR, 0, MPI_COMM_WORLD);
367
368 char *cmd_str = (char*)malloc(strlen(argv[0]) + 256);
369 sprintf(cmd_str, "*** TESTING C %s for fill/nofill modes ", basename(argv[0]));
370 if (rank == 0) printf("%-66s ------ ", cmd_str);
371 free(cmd_str);
372
373 sprintf(fill_filename, "%s.fill", filename);
374 sprintf(nofill_filename, "%s.nofill", filename);
375 nerrs += create_file(nofill_filename, NC_NOFILL);
376 nerrs += create_file(fill_filename, NC_FILL);
377 {
378 int ncid1, ncid2;
379 int nvars1, nvars2;
380 int varid;
381 int badvars;
382
383 /* compare data in two files created with nofill mode and fill
384 * mode, which should be identical if all the data were written */
385 err = ncmpi_open(MPI_COMM_WORLD, nofill_filename, NC_NOWRITE, MPI_INFO_NULL, &ncid1); ERR
386 err = ncmpi_open(MPI_COMM_WORLD, fill_filename, NC_NOWRITE, MPI_INFO_NULL, &ncid2); ERR
387
388 err = ncmpi_inq_nvars(ncid1, &nvars1); ERR
389 err = ncmpi_inq_nvars(ncid2, &nvars2); ERR
390 if (nvars1 != nvars2) {
391 printf("Number of variables disagree %d != %d\n",nvars1,nvars2);
392 nerrs++;
393 }
394 badvars = 0;
395 for(varid = 0; varid < nvars1; varid++) {
396 MPI_Offset nvals, nn;
397 int ndims, *dimids, dim;
398 nc_type vtype;
399 char varname1[NC_MAX_NAME];
400 char varname2[NC_MAX_NAME];
401 /* How many values in this variable to compare? */
402 err = ncmpi_inq_varndims(ncid1, varid, &ndims); ERR
403 dimids = malloc((ndims + 1) * sizeof(int));
404 if (!dimids) printf("Error in file %s line %d\n",__FILE__,__LINE__);
405 err = ncmpi_inq_vardimid (ncid1, varid, dimids); ERR
406 nvals = 1;
407 for(dim = 0; dim < ndims; dim++) {
408 MPI_Offset len;
409 err = ncmpi_inq_dimlen(ncid1, dimids[dim], &len); ERR
410 nvals *= len;
411 }
412 err = ncmpi_inq_vartype(ncid1, varid, &vtype); ERR
413 err = ncmpi_inq_varname(ncid1, varid, varname1); ERR
414 err = ncmpi_inq_varname(ncid1, varid, varname2); ERR
415
416 if (vtype != NC_CHAR) { /* numeric data, just read in as doubles */
417 double *data1, *data2;
418 /* Allocate space to hold values in both files */
419 data1 = malloc((nvals + 1) * sizeof(double));
420 if (!data1) printf("Error in file %s line %d\n",__FILE__,__LINE__);
421 data2 = malloc((nvals + 1) * sizeof(double));
422 if (!data2) printf("Error in file %s line %d\n",__FILE__,__LINE__);
423 /* Read in values */
424 err = ncmpi_get_var_double_all(ncid1, varid, data1); ERR
425 err = ncmpi_get_var_double_all(ncid2, varid, data2); ERR
426 /* Compare values */
427 for(nn = 0; nn < nvals; nn++) {
428 if (data1[nn] != data2[nn]) {
429 badvars++;
430 fprintf(stderr,
431 "\tFrom nofill file, %s[%lu] = %.15g\tFrom fill file, %s[%lu] = %.15g\n",
432 varname1, (unsigned long)nn, data1[nn], varname2, (unsigned long)nn, data2[nn]);
433 break;
434 };
435 }
436 free(data1);
437 free(data2);
438 } else { /* character data */
439 char *data1, *data2;
440 /* Allocate space to hold values in both files */
441 data1 = malloc((nvals + 1) * sizeof(char));
442 if (!data1) printf("Error in file %s line %d\n",__FILE__,__LINE__);
443 data2 = malloc((nvals + 1) * sizeof(char));
444 if (!data2) printf("Error in file %s line %d\n",__FILE__,__LINE__);
445 /* Read in values */
446 err = ncmpi_get_var_text_all(ncid1, varid, data1); ERR
447 err = ncmpi_get_var_text_all(ncid2, varid, data2); ERR
448 /* Compare values */
449 for(nn = 0; nn < nvals; nn++) {
450 if (data1[nn] != data2[nn]) {
451 badvars++;
452 fprintf(stderr,
453 "\tFrom nofill file, %s[%lu] = %d\tFrom fill file, %s[%lu] = %d\n",
454 varname1, (unsigned long)nn, data1[nn], varname2, (unsigned long)nn, data2[nn]);
455 break;
456 };
457 }
458 free(data1);
459 free(data2);
460 }
461 free(dimids);
462 }
463 if(badvars > 0) printf("Error in file %s line %d\n",__FILE__,__LINE__);
464 err = ncmpi_close(ncid1); ERR
465 err = ncmpi_close(ncid2); ERR
466 }
467
468 /* check if PnetCDF freed all internal malloc */
469 MPI_Offset malloc_size, sum_size;
470 err = ncmpi_inq_malloc_size(&malloc_size);
471 if (err == NC_NOERR) {
472 MPI_Reduce(&malloc_size, &sum_size, 1, MPI_OFFSET, MPI_SUM, 0, MPI_COMM_WORLD);
473 if (rank == 0 && sum_size > 0)
474 printf("heap memory allocated by PnetCDF internally has %lld bytes yet to be freed\n",
475 sum_size);
476 }
477
478 MPI_Allreduce(MPI_IN_PLACE, &nerrs, 1, MPI_INT, MPI_SUM, MPI_COMM_WORLD);
479 if (rank == 0) {
480 if (nerrs) printf(FAIL_STR,nerrs);
481 else printf(PASS_STR);
482 }
483
484 MPI_Finalize();
485 return 0;
486 }
487