X-Git-Url: https://git.openstreetmap.org./nominatim.git/blobdiff_plain/756f328ac9710fc3d3bb09bb09e6c4da27c3daaf..b57dc6addfe6d91ad78642d1f6881d206b7e425a:/nominatim/index.c diff --git a/nominatim/index.c b/nominatim/index.c index b81d0c05..13f29273 100644 --- a/nominatim/index.c +++ b/nominatim/index.c @@ -21,23 +21,25 @@ extern int verbose; 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]; @@ -47,20 +49,21 @@ void nominatim_index(int rank_min, int rank_max, int num_threads, const char *co 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)); @@ -70,8 +73,8 @@ void nominatim_index(int rank_min, int rank_max, int num_threads, const char *co 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)); @@ -82,8 +85,8 @@ void nominatim_index(int rank_min, int rank_max, int num_threads, const char *co 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)); @@ -93,8 +96,8 @@ void nominatim_index(int rank_min, int rank_max, int num_threads, const char *co 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)); @@ -104,214 +107,288 @@ void nominatim_index(int rank_min, int rank_max, int num_threads, const char *co // 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 > %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); - rankStartTime = time(0); - 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))); - } - - 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); } + + // Close all connections + for (i = 0; i < num_threads; i++) + { + PQfinish(thread_data[i].conn); + } + PQfinish(conn); } 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; + 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 ); -// printf(" Processing place_id %d\n", place_id); - 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) 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; }