void nominatim_index(int rank_min, int rank_max, int num_threads, const char *conninfo, const char *structuredoutputfile)
{
- struct index_thread_data * thread_data;
- pthread_mutex_t count_mutex = PTHREAD_MUTEX_INITIALIZER;
- int tuples, count, sleepcount;
-
- time_t rankStartTime;
- int rankTotalTuples;
- int rankCountTuples;
- float rankPerSecond;
-
- PGconn *conn;
- PGresult * res;
- PGresult * resSectors;
- PGresult * resPlaces;
-
- int rank;
- int i;
- int iSector;
+ struct index_thread_data * thread_data;
+ pthread_mutex_t count_mutex = PTHREAD_MUTEX_INITIALIZER;
+ int tuples, count, sleepcount;
+
+ time_t rankStartTime;
+ int rankTotalTuples;
+ int rankCountTuples;
+ float rankPerSecond;
+
+ PGconn *conn;
+ PGresult * res;
+ PGresult * resSectors;
+ PGresult * resPlaces;
+ PGresult * resNULL;
+
+ int rank;
+ int i;
+ int iSector;
+ int iResult;
const char *paramValues[2];
int paramLengths[2];
uint32_t sector;
xmlTextWriterPtr writer;
- pthread_mutex_t writer_mutex = PTHREAD_MUTEX_INITIALIZER;
+ pthread_mutex_t writer_mutex = PTHREAD_MUTEX_INITIALIZER;
Oid pg_prepare_params[2];
conn = PQconnectdb(conninfo);
- if (PQstatus(conn) != CONNECTION_OK) {
+ if (PQstatus(conn) != CONNECTION_OK)
+ {
fprintf(stderr, "Connection to database failed: %s\n", PQerrorMessage(conn));
exit(EXIT_FAILURE);
}
pg_prepare_params[0] = PG_OID_INT4;
res = PQprepare(conn, "index_sectors",
- "select geometry_sector,count(*) from placex where rank_search = $1 and indexed_status > 0 group by geometry_sector order by geometry_sector",
- 1, pg_prepare_params);
+ "select geometry_sector,count(*) from placex where rank_search = $1 and indexed_status > 0 group by geometry_sector order by geometry_sector",
+ 1, pg_prepare_params);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "Failed preparing index_sectors: %s\n", PQerrorMessage(conn));
pg_prepare_params[0] = PG_OID_INT4;
res = PQprepare(conn, "index_nosectors",
- "select 0::integer,count(*) from placex where rank_search = $1 and indexed_status > 0",
- 1, pg_prepare_params);
+ "select 0::integer,count(*) from placex where rank_search = $1 and indexed_status > 0",
+ 1, pg_prepare_params);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "Failed preparing index_sectors: %s\n", PQerrorMessage(conn));
pg_prepare_params[0] = PG_OID_INT4;
pg_prepare_params[1] = PG_OID_INT4;
res = PQprepare(conn, "index_sector_places",
- "select place_id from placex where rank_search = $1 and geometry_sector = $2 and indexed_status > 0",
- 2, pg_prepare_params);
+ "select place_id from placex where rank_search = $1 and geometry_sector = $2 and indexed_status > 0",
+ 2, pg_prepare_params);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "Failed preparing index_sector_places: %s\n", PQerrorMessage(conn));
pg_prepare_params[0] = PG_OID_INT4;
res = PQprepare(conn, "index_nosector_places",
- "select place_id from placex where rank_search = $1 and indexed_status > 0 order by geometry_sector",
- 1, pg_prepare_params);
+ "select place_id from placex where rank_search = $1 and indexed_status > 0 order by geometry_sector",
+ 1, pg_prepare_params);
if (PQresultStatus(res) != PGRES_COMMAND_OK)
{
fprintf(stderr, "Failed preparing index_nosector_places: %s\n", PQerrorMessage(conn));
// Build the data for each thread
thread_data = (struct index_thread_data *)malloc(sizeof(struct index_thread_data)*num_threads);
- for (i = 0; i < num_threads; i++)
- {
- thread_data[i].conn = PQconnectdb(conninfo);
- if (PQstatus(thread_data[i].conn) != CONNECTION_OK) {
- fprintf(stderr, "Connection to database failed: %s\n", PQerrorMessage(thread_data[i].conn));
- exit(EXIT_FAILURE);
- }
-
- pg_prepare_params[0] = PG_OID_INT4;
- res = PQprepare(thread_data[i].conn, "index_placex",
- "update placex set indexed_status = 0 where place_id = $1",
- 1, pg_prepare_params);
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
- {
- fprintf(stderr, "Failed preparing index_placex: %s\n", PQerrorMessage(conn));
- exit(EXIT_FAILURE);
- }
- PQclear(res);
-
- nominatim_exportCreatePreparedQueries(thread_data[i].conn);
- }
-
- // Create the output file
- writer = NULL;
- if (structuredoutputfile)
- {
- writer = nominatim_exportXMLStart(structuredoutputfile);
- }
+ for (i = 0; i < num_threads; i++)
+ {
+ thread_data[i].conn = PQconnectdb(conninfo);
+ if (PQstatus(thread_data[i].conn) != CONNECTION_OK)
+ {
+ fprintf(stderr, "Connection to database failed: %s\n", PQerrorMessage(thread_data[i].conn));
+ exit(EXIT_FAILURE);
+ }
- fprintf(stderr, "Starting indexing rank (%i to %i) using %i treads\n", rank_min, rank_max, num_threads);
+ pg_prepare_params[0] = PG_OID_INT8;
+ res = PQprepare(thread_data[i].conn, "index_placex",
+ "update placex set indexed_status = 0 where place_id = $1",
+ 1, pg_prepare_params);
+ if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ {
+ fprintf(stderr, "Failed preparing index_placex: %s\n", PQerrorMessage(conn));
+ exit(EXIT_FAILURE);
+ }
+ PQclear(res);
+
+ /*res = PQexec(thread_data[i].conn, "set enable_seqscan = false");
+ if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ {
+ fprintf(stderr, "Failed disabling sequential scan: %s\n", PQerrorMessage(conn));
+ exit(EXIT_FAILURE);
+ }
+ PQclear(res);*/
+
+ nominatim_exportCreatePreparedQueries(thread_data[i].conn);
+ }
+
+ // Create the output file
+ writer = NULL;
+ if (structuredoutputfile)
+ {
+ writer = nominatim_exportXMLStart(structuredoutputfile);
+ }
+
+ fprintf(stderr, "Starting indexing rank (%i to %i) using %i threads\n", rank_min, rank_max, num_threads);
for (rank = rank_min; rank <= rank_max; rank++)
{
- printf("Starting rank %d\n", rank);
- rankCountTuples = 0;
- rankPerSecond = 0;
+ fprintf(stderr, "Starting rank %d\n", rank);
+ rankCountTuples = 0;
+ rankPerSecond = 0;
paramRank = PGint32(rank);
paramValues[0] = (char *)¶mRank;
paramLengths[0] = sizeof(paramRank);
paramFormats[0] = 1;
- if (rank < 16)
- resSectors = PQexecPrepared(conn, "index_nosectors", 1, paramValues, paramLengths, paramFormats, 1);
- else
- resSectors = PQexecPrepared(conn, "index_sectors", 1, paramValues, paramLengths, paramFormats, 1);
+// if (rank < 16)
+// resSectors = PQexecPrepared(conn, "index_nosectors", 1, paramValues, paramLengths, paramFormats, 1);
+// else
+ resSectors = PQexecPrepared(conn, "index_sectors", 1, paramValues, paramLengths, paramFormats, 1);
+
if (PQresultStatus(resSectors) != PGRES_TUPLES_OK)
{
fprintf(stderr, "index_sectors: SELECT failed: %s", PQerrorMessage(conn));
PQclear(resSectors);
exit(EXIT_FAILURE);
}
- if (PQftype(resSectors, 0) != PG_OID_INT4)
- {
+ if (PQftype(resSectors, 0) != PG_OID_INT4)
+ {
fprintf(stderr, "Sector value has unexpected type\n");
PQclear(resSectors);
exit(EXIT_FAILURE);
- }
- if (PQftype(resSectors, 1) != PG_OID_INT8)
- {
+ }
+ if (PQftype(resSectors, 1) != PG_OID_INT8)
+ {
fprintf(stderr, "Sector value has unexpected type\n");
PQclear(resSectors);
exit(EXIT_FAILURE);
- }
-
- rankTotalTuples = 0;
- for (iSector = 0; iSector < PQntuples(resSectors); iSector++)
- {
- rankTotalTuples += PGint64(*((uint64_t *)PQgetvalue(resSectors, iSector, 1)));
- }
-
- rankStartTime = time(0);
- for (iSector = 0; iSector < PQntuples(resSectors); iSector++)
- {
- sector = PGint32(*((uint32_t *)PQgetvalue(resSectors, iSector, 0)));
- //printf("\n Starting sector %d size %ld\n", sector, PGint64(*((uint64_t *)PQgetvalue(resSectors, iSector, 1))));
-
- // Get all the place_id's for this sector
- paramRank = PGint32(rank);
- paramValues[0] = (char *)¶mRank;
- paramLengths[0] = sizeof(paramRank);
- paramFormats[0] = 1;
- paramSector = PGint32(sector);
- paramValues[1] = (char *)¶mSector;
- paramLengths[1] = sizeof(paramSector);
- paramFormats[1] = 1;
- if (rank < 16)
- resPlaces = PQexecPrepared(conn, "index_nosector_places", 1, paramValues, paramLengths, paramFormats, 1);
- else
- resPlaces = PQexecPrepared(conn, "index_sector_places", 2, paramValues, paramLengths, paramFormats, 1);
- if (PQresultStatus(resPlaces) != PGRES_TUPLES_OK)
- {
- fprintf(stderr, "index_sector_places: SELECT failed: %s", PQerrorMessage(conn));
- PQclear(resPlaces);
- exit(EXIT_FAILURE);
- }
- if (PQftype(resPlaces, 0) != PG_OID_INT4)
- {
- fprintf(stderr, "Place_id value has unexpected type\n");
- PQclear(resPlaces);
- exit(EXIT_FAILURE);
- }
+ }
- count = 0;
- rankPerSecond = 0;
- tuples = PQntuples(resPlaces);
+ rankTotalTuples = 0;
+ for (iSector = 0; iSector < PQntuples(resSectors); iSector++)
+ {
+ rankTotalTuples += PGint64(*((uint64_t *)PQgetvalue(resSectors, iSector, 1)));
+ }
- if (tuples > 0)
- {
- // Spawn threads
- for (i = 0; i < num_threads; i++)
- {
- thread_data[i].res = resPlaces;
- thread_data[i].tuples = tuples;
- thread_data[i].count = &count;
- thread_data[i].count_mutex = &count_mutex;
- thread_data[i].writer = writer;
- thread_data[i].writer_mutex = &writer_mutex;
- pthread_create(&thread_data[i].thread, NULL, &nominatim_indexThread, (void *)&thread_data[i]);
- }
-
- // Monitor threads to give user feedback
- sleepcount = 0;
- while(count < tuples)
- {
- usleep(1000);
-
- // Aim for one update per second
- if (sleepcount++ > 500)
- {
- rankPerSecond = ((float)rankCountTuples + (float)count) / MAX(difftime(time(0), rankStartTime),1);
- printf(" Done %i in %i @ %f per second - Rank %i ETA (seconds): %f\n", (rankCountTuples + count), (int)(difftime(time(0), rankStartTime)), rankPerSecond, rank, ((float)(rankTotalTuples - (rankCountTuples + count)))/rankPerSecond);
- sleepcount = 0;
- }
- }
-
- // Wait for everything to finish
- for (i = 0; i < num_threads; i++)
- {
- pthread_join(thread_data[i].thread, NULL);
- }
-
- rankCountTuples += tuples;
- }
-
- // Finished sector
- rankPerSecond = (float)rankCountTuples / MAX(difftime(time(0), rankStartTime),1);
- printf(" Done %i in %i @ %f per second - ETA (seconds): %f\n", rankCountTuples, (int)(difftime(time(0), rankStartTime)), rankPerSecond, ((float)(rankTotalTuples - rankCountTuples))/rankPerSecond);
-
- PQclear(resPlaces);
-
- }
+ rankStartTime = time(0);
+ for (iSector = 0; iSector <= PQntuples(resSectors); iSector++)
+ {
+ if (iSector > 0)
+ {
+ resPlaces = PQgetResult(conn);
+ if (PQresultStatus(resPlaces) != PGRES_TUPLES_OK)
+ {
+ fprintf(stderr, "index_sector_places: SELECT failed: %s", PQerrorMessage(conn));
+ PQclear(resPlaces);
+ exit(EXIT_FAILURE);
+ }
+ if (PQftype(resPlaces, 0) != PG_OID_INT8)
+ {
+ fprintf(stderr, "Place_id value has unexpected type\n");
+ PQclear(resPlaces);
+ exit(EXIT_FAILURE);
+ }
+ resNULL = PQgetResult(conn);
+ if (resNULL != NULL)
+ {
+ fprintf(stderr, "Unexpected non-null response\n");
+ exit(EXIT_FAILURE);
+ }
+ }
+
+ if (iSector < PQntuples(resSectors))
+ {
+ sector = PGint32(*((uint32_t *)PQgetvalue(resSectors, iSector, 0)));
+// fprintf(stderr, "\n Starting sector %d size %ld\n", sector, PGint64(*((uint64_t *)PQgetvalue(resSectors, iSector, 1))));
+
+ // Get all the place_id's for this sector
+ paramRank = PGint32(rank);
+ paramValues[0] = (char *)¶mRank;
+ paramLengths[0] = sizeof(paramRank);
+ paramFormats[0] = 1;
+ paramSector = PGint32(sector);
+ paramValues[1] = (char *)¶mSector;
+ paramLengths[1] = sizeof(paramSector);
+ paramFormats[1] = 1;
+ if (rankTotalTuples-rankCountTuples < num_threads*1000)
+ {
+ iResult = PQsendQueryPrepared(conn, "index_nosector_places", 1, paramValues, paramLengths, paramFormats, 1);
+ }
+ else
+ {
+ iResult = PQsendQueryPrepared(conn, "index_sector_places", 2, paramValues, paramLengths, paramFormats, 1);
+ }
+ if (!iResult)
+ {
+ fprintf(stderr, "index_sector_places: SELECT failed: %s", PQerrorMessage(conn));
+ PQclear(resPlaces);
+ exit(EXIT_FAILURE);
+ }
+ }
+
+ if (iSector > 0)
+ {
+ count = 0;
+ rankPerSecond = 0;
+ tuples = PQntuples(resPlaces);
+
+ if (tuples > 0)
+ {
+ // Spawn threads
+ for (i = 0; i < num_threads; i++)
+ {
+ thread_data[i].res = resPlaces;
+ thread_data[i].tuples = tuples;
+ thread_data[i].count = &count;
+ thread_data[i].count_mutex = &count_mutex;
+ thread_data[i].writer = writer;
+ thread_data[i].writer_mutex = &writer_mutex;
+ pthread_create(&thread_data[i].thread, NULL, &nominatim_indexThread, (void *)&thread_data[i]);
+ }
+
+ // Monitor threads to give user feedback
+ sleepcount = 0;
+ while (count < tuples)
+ {
+ usleep(1000);
+
+ // Aim for one update per second
+ if (sleepcount++ > 500)
+ {
+ rankPerSecond = ((float)rankCountTuples + (float)count) / MAX(difftime(time(0), rankStartTime),1);
+ fprintf(stderr, " Done %i in %i @ %f per second - Rank %i ETA (seconds): %f\n", (rankCountTuples + count), (int)(difftime(time(0), rankStartTime)), rankPerSecond, rank, ((float)(rankTotalTuples - (rankCountTuples + count)))/rankPerSecond);
+ sleepcount = 0;
+ }
+ }
+
+ // Wait for everything to finish
+ for (i = 0; i < num_threads; i++)
+ {
+ pthread_join(thread_data[i].thread, NULL);
+ }
+
+ rankCountTuples += tuples;
+ }
+
+ // Finished sector
+ rankPerSecond = (float)rankCountTuples / MAX(difftime(time(0), rankStartTime),1);
+ fprintf(stderr, " Done %i in %i @ %f per second - ETA (seconds): %f\n", rankCountTuples, (int)(difftime(time(0), rankStartTime)), rankPerSecond, ((float)(rankTotalTuples - rankCountTuples))/rankPerSecond);
+
+ PQclear(resPlaces);
+ }
+ if (rankTotalTuples-rankCountTuples < num_threads*20 && iSector < PQntuples(resSectors))
+ {
+ iSector = PQntuples(resSectors) - 1;
+ }
+ }
// Finished rank
- printf("\r Done %i in %i @ %f per second - FINISHED \n\n", rankCountTuples, (int)(difftime(time(0), rankStartTime)), rankPerSecond);
+ fprintf(stderr, "\r Done %i in %i @ %f per second - FINISHED \n\n", rankCountTuples, (int)(difftime(time(0), rankStartTime)), rankPerSecond);
PQclear(resSectors);
}
if (writer)
{
- nominatim_exportXMLEnd(writer);
+ nominatim_exportXMLEnd(writer);
}
}
void *nominatim_indexThread(void * thread_data_in)
{
- struct index_thread_data * thread_data = (struct index_thread_data * )thread_data_in;
+ struct index_thread_data * thread_data = (struct index_thread_data * )thread_data_in;
+ struct export_data querySet;
- PGresult *res;
+ PGresult *res;
const char *paramValues[1];
int paramLengths[1];
int paramFormats[1];
- uint32_t paramPlaceID;
- uint32_t place_id;
- time_t updateStartTime;
+ uint64_t paramPlaceID;
+ uint64_t place_id;
+ time_t updateStartTime;
- while(1)
- {
- pthread_mutex_lock( thread_data->count_mutex );
- if (*(thread_data->count) >= thread_data->tuples)
- {
- pthread_mutex_unlock( thread_data->count_mutex );
- break;
- }
+ while (1)
+ {
+ pthread_mutex_lock( thread_data->count_mutex );
+ if (*(thread_data->count) >= thread_data->tuples)
+ {
+ pthread_mutex_unlock( thread_data->count_mutex );
+ break;
+ }
- place_id = PGint32(*((uint32_t *)PQgetvalue(thread_data->res, *thread_data->count, 0)));
- (*thread_data->count)++;
+ place_id = PGint64(*((uint64_t *)PQgetvalue(thread_data->res, *thread_data->count, 0)));
+ (*thread_data->count)++;
- pthread_mutex_unlock( thread_data->count_mutex );
+ pthread_mutex_unlock( thread_data->count_mutex );
- if (verbose) printf(" Processing place_id %d\n", place_id);
-
- updateStartTime = time(0);
- paramPlaceID = PGint32(place_id);
- paramValues[0] = (char *)¶mPlaceID;
- paramLengths[0] = sizeof(paramPlaceID);
- paramFormats[0] = 1;
- res = PQexecPrepared(thread_data->conn, "index_placex", 1, paramValues, paramLengths, paramFormats, 1);
- if (PQresultStatus(res) != PGRES_COMMAND_OK)
+ if (verbose) fprintf(stderr, " Processing place_id %ld\n", place_id);
+
+ updateStartTime = time(0);
+ int done = 0;
+
+ if (thread_data->writer)
{
- fprintf(stderr, "index_placex: UPDATE failed: %s", PQerrorMessage(thread_data->conn));
- PQclear(res);
- exit(EXIT_FAILURE);
+ nominatim_exportPlaceQueries(place_id, thread_data->conn, &querySet);
+ }
+
+ while(!done)
+ {
+ paramPlaceID = PGint64(place_id);
+ paramValues[0] = (char *)¶mPlaceID;
+ paramLengths[0] = sizeof(paramPlaceID);
+ paramFormats[0] = 1;
+ res = PQexecPrepared(thread_data->conn, "index_placex", 1, paramValues, paramLengths, paramFormats, 1);
+ if (PQresultStatus(res) == PGRES_COMMAND_OK)
+ done = 1;
+ else
+ {
+ if (!strncmp(PQerrorMessage(thread_data->conn), "ERROR: deadlock detected", 25))
+ {
+ fprintf(stderr, "index_placex: UPDATE failed - deadlock, retrying (%ld)\n", place_id);
+ PQclear(res);
+ sleep(rand() % 10);
+ }
+ else
+ {
+ fprintf(stderr, "index_placex: UPDATE failed: %s", PQerrorMessage(thread_data->conn));
+ PQclear(res);
+ exit(EXIT_FAILURE);
+ }
+ }
}
PQclear(res);
- if (difftime(time(0), updateStartTime) > 1) printf(" Slow place_id %d\n", place_id);
+ if (difftime(time(0), updateStartTime) > 1) fprintf(stderr, " Slow place_id %ld\n", place_id);
if (thread_data->writer)
{
- nominatim_exportPlace(place_id, thread_data->conn, thread_data->writer, thread_data->writer_mutex);
+ nominatim_exportPlace(place_id, thread_data->conn, thread_data->writer, thread_data->writer_mutex, &querySet);
+ nominatim_exportFreeQueries(&querySet);
}
- }
+ }
- return NULL;
+ return NULL;
}
projects / nominatim.git / blobdiff