uint my_set_max_open_files(uint files) { struct st_my_file_info *tmp; DBUG_ENTER("my_set_max_open_files"); DBUG_PRINT("enter",("files: %u my_file_limit: %u", files, my_file_limit)); files= set_max_open_files(min(files, OS_FILE_LIMIT)); if (files <= MY_NFILE) DBUG_RETURN(files); if (!(tmp= (struct st_my_file_info*) my_malloc(sizeof(*tmp) * files, MYF(MY_WME)))) DBUG_RETURN(MY_NFILE); /* Copy any initialized files */ memcpy((char*) tmp, (char*) my_file_info, sizeof(*tmp) * min(my_file_limit, files)); bzero((char*) (tmp + my_file_limit), max((int) (files- my_file_limit), 0)*sizeof(*tmp)); my_free_open_file_info(); /* Free if already allocated */ my_file_info= tmp; my_file_limit= files; DBUG_PRINT("exit",("files: %u", files)); DBUG_RETURN(files); }
int main(int argc, char **argv) { int error,i,first; ulong total_count,total_error,total_recover; MY_INIT(argv[0]); memset(&main_thread_keycache_var, 0, sizeof(st_keycache_thread_var)); mysql_cond_init(PSI_NOT_INSTRUMENTED, &main_thread_keycache_var.suspend); log_filename=myisam_log_filename; get_options(&argc,&argv); /* Number of MyISAM files we can have open at one time */ max_files= (my_set_max_open_files(MY_MIN(max_files, 8)) - 6) / 2; if (update) printf("Trying to %s MyISAM files according to log '%s'\n", (recover ? "recover" : "update"),log_filename); error= examine_log(log_filename,argv); if (update && ! error) puts("Tables updated successfully"); total_count=total_error=total_recover=0; for (i=first=0 ; command_name[i] ; i++) { if (com_count[i][0]) { if (!first++) { if (verbose || update) puts(""); puts("Commands Used count Errors Recover errors"); } printf("%-12s%9ld%10ld%17ld\n",command_name[i],com_count[i][0], com_count[i][1],com_count[i][2]); total_count+=com_count[i][0]; total_error+=com_count[i][1]; total_recover+=com_count[i][2]; } } if (total_count) printf("%-12s%9ld%10ld%17ld\n","Total",total_count,total_error, total_recover); if (re_open_count) printf("Had to do %d re-open because of too few possibly open files\n", re_open_count); (void) mi_panic(HA_PANIC_CLOSE); my_free_open_file_info(); my_end(test_info ? MY_CHECK_ERROR | MY_GIVE_INFO : MY_CHECK_ERROR); mysql_cond_destroy(&main_thread_keycache_var.suspend); exit(error); return 0; /* No compiler warning */ } /* main */
int main(int argc __attribute__((unused)), char *argv[]) { ulong i; uint pagen; uchar long_tr_id[6]; PAGECACHE pagecache; LSN lsn; LEX_CUSTRING parts[TRANSLOG_INTERNAL_PARTS + 1]; uchar *long_buffer= malloc(LONG_BUFFER_SIZE); MY_INIT(argv[0]); plan(4); bzero(&pagecache, sizeof(pagecache)); bzero(long_buffer, LONG_BUFFER_SIZE); maria_data_root= create_tmpdir(argv[0]); if (maria_log_remove(0)) exit(1); bzero(long_tr_id, 6); #ifndef DBUG_OFF #if defined(__WIN__) default_dbug_option= "d:t:i:O,\\ma_test_loghandler.trace"; #else default_dbug_option= "d:t:i:o,/tmp/ma_test_loghandler.trace"; #endif if (argc > 1) { DBUG_SET(default_dbug_option); DBUG_SET_INITIAL(default_dbug_option); } #endif if (ma_control_file_open(TRUE, TRUE)) { fprintf(stderr, "Can't init control file (%d)\n", errno); exit(1); } if ((pagen= init_pagecache(&pagecache, PCACHE_SIZE, 0, 0, PCACHE_PAGE, 0, 0)) == 0) { fprintf(stderr, "Got error: init_pagecache() (errno: %d)\n", errno); exit(1); } if (translog_init_with_table(maria_data_root, LOG_FILE_SIZE, 50112, 0, &pagecache, LOG_FLAGS, 0, &translog_example_table_init, 0)) { fprintf(stderr, "Can't init loghandler (%d)\n", errno); exit(1); } /* Suppressing of automatic record writing */ dummy_transaction_object.first_undo_lsn|= TRANSACTION_LOGGED_LONG_ID; /* write more then 1 file */ int4store(long_tr_id, 0); parts[TRANSLOG_INTERNAL_PARTS + 0].str= long_tr_id; parts[TRANSLOG_INTERNAL_PARTS + 0].length= 6; if (translog_write_record(&lsn, LOGREC_FIXED_RECORD_0LSN_EXAMPLE, &dummy_transaction_object, NULL, 6, TRANSLOG_INTERNAL_PARTS + 1, parts, NULL, NULL)) { fprintf(stderr, "Can't write record #%lu\n", (ulong) 0); translog_destroy(); exit(1); } translog_purge(lsn); if (!translog_is_file(1)) { fprintf(stderr, "First file was removed after first record\n"); translog_destroy(); exit(1); } ok(1, "First is not removed"); for(i= 0; i < LOG_FILE_SIZE/6 && LSN_FILE_NO(lsn) == 1; i++) { if (translog_write_record(&lsn, LOGREC_FIXED_RECORD_0LSN_EXAMPLE, &dummy_transaction_object, NULL, 6, TRANSLOG_INTERNAL_PARTS + 1, parts, NULL, NULL)) { fprintf(stderr, "Can't write record #%lu\n", (ulong) 0); translog_destroy(); exit(1); } } translog_purge(lsn); if (translog_is_file(1)) { fprintf(stderr, "First file was not removed.\n"); translog_destroy(); exit(1); } ok(1, "First file is removed"); parts[TRANSLOG_INTERNAL_PARTS + 0].str= long_buffer; parts[TRANSLOG_INTERNAL_PARTS + 0].length= LONG_BUFFER_SIZE; if (translog_write_record(&lsn, LOGREC_VARIABLE_RECORD_0LSN_EXAMPLE, &dummy_transaction_object, NULL, LONG_BUFFER_SIZE, TRANSLOG_INTERNAL_PARTS + 1, parts, NULL, NULL)) { fprintf(stderr, "Can't write variable record\n"); translog_destroy(); exit(1); } translog_purge(lsn); if (!translog_is_file(2) || !translog_is_file(3)) { fprintf(stderr, "Second file (%d) or third file (%d) is not present.\n", translog_is_file(2), translog_is_file(3)); translog_destroy(); exit(1); } ok(1, "Second and third files are not removed"); int4store(long_tr_id, 0); parts[TRANSLOG_INTERNAL_PARTS + 0].str= long_tr_id; parts[TRANSLOG_INTERNAL_PARTS + 0].length= 6; if (translog_write_record(&lsn, LOGREC_FIXED_RECORD_0LSN_EXAMPLE, &dummy_transaction_object, NULL, 6, TRANSLOG_INTERNAL_PARTS + 1, parts, NULL, NULL)) { fprintf(stderr, "Can't write last record\n"); translog_destroy(); exit(1); } translog_purge(lsn); if (translog_is_file(2)) { fprintf(stderr, "Second file is not removed\n"); translog_destroy(); exit(1); } ok(1, "Second file is removed"); translog_destroy(); end_pagecache(&pagecache, 1); ma_control_file_end(); if (maria_log_remove(maria_data_root)) exit(1); my_uuid_end(); my_free_open_file_info(); my_end(0); exit(0); }