From: suter Date: Fri, 11 Apr 2014 14:57:32 +0000 (+0200) Subject: augment example to test the semantic of the write X-Git-Tag: v3_11~120^2~4 X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/e1187be2945988a600250752d08bbb02657c5e99?ds=sidebyside augment example to test the semantic of the write --- diff --git a/examples/msg/io/file.c b/examples/msg/io/file.c index fdc8a30ad2..6d7b63517f 100644 --- a/examples/msg/io/file.c +++ b/examples/msg/io/file.c @@ -34,31 +34,68 @@ int host(int argc, char *argv[]) { msg_file_t file = NULL; sg_size_t read,write; + msg_storage_t st; + const char* st_name; if(!strcmp(MSG_process_get_name(MSG_process_self()),"0")){ file = MSG_file_open(FILENAME1, NULL); MSG_file_dump(file); + st_name = "Disk4"; } else if(!strcmp(MSG_process_get_name(MSG_process_self()),"1")) { file = MSG_file_open(FILENAME2, NULL); + st_name = "Disk2"; } else if(!strcmp(MSG_process_get_name(MSG_process_self()),"2")){ file = MSG_file_open(FILENAME3, NULL); - } else if(!strcmp(MSG_process_get_name(MSG_process_self()),"3")) + st_name = "Disk3"; + } else if(!strcmp(MSG_process_get_name(MSG_process_self()),"3")){ file = MSG_file_open(FILENAME4, NULL); + st_name = "Disk1"; + } else xbt_die("FILENAME NOT DEFINED %s",MSG_process_get_name(MSG_process_self())); const char* filename = MSG_file_get_name(file); XBT_INFO("\tOpen file '%s'",filename); + st = MSG_storage_get_by_name(st_name); + + XBT_INFO("\tCapacity of the storage element '%s' is stored on: %llu / %llu", + filename, MSG_storage_get_used_size(st), MSG_storage_get_size(st)); + + /* Try to read for 10MB */ + read = MSG_file_read(file, 10000000); + XBT_INFO("\tHave read %llu from '%s'",read,filename); + + /* Write 100KB in file from the current position, i.e, end of file or 10MB */ + write = MSG_file_write(file, 100000); + XBT_INFO("\tHave written %llu in '%s'. Size now is: %llu",write,filename, + MSG_file_get_size(file)); + - read = MSG_file_read(file, 10000000); // Read for 10MB - XBT_INFO("\tHave read %llu on %s",read,filename); + XBT_INFO("\tCapacity of the storage element '%s' is stored on: %llu / %llu", + filename, MSG_storage_get_used_size(st), MSG_storage_get_size(st)); - write = MSG_file_write(file, 100000); // Write for 100KB - XBT_INFO("\tHave written %llu on %s",write,filename); + /* rewind to the beginning of the file */ + XBT_INFO("\tComing back to the beginning of the stream for file '%s'", + filename); + MSG_file_seek(file, 0, SEEK_SET); - read = MSG_file_read(file, 110000); // Read for 110KB - XBT_INFO("\tHave read %llu on %s (of size %llu)",read,filename, + /* Try to read 110KB */ + read = MSG_file_read(file, 110000); + XBT_INFO("\tHave read %llu from '%s' (of size %llu)",read,filename, MSG_file_get_size(file)); + /* rewind once again to the beginning of the file */ + XBT_INFO("\tComing back to the beginning of the stream for file '%s'", + filename); + MSG_file_seek(file, 0, SEEK_SET); + + /* Write 110KB in file from the current position, i.e, end of file or 10MB */ + write = MSG_file_write(file, 110000); + XBT_INFO("\tHave written %llu in '%s'. Size now is: %llu", write,filename, + MSG_file_get_size(file)); + + XBT_INFO("\tCapacity of the storage element '%s' is stored on: %llu / %llu", + filename, MSG_storage_get_used_size(st), MSG_storage_get_size(st)); + XBT_INFO("\tClose file '%s'",filename); MSG_file_close(file); diff --git a/examples/msg/io/io.tesh b/examples/msg/io/io.tesh index 9013c6e5fa..4afb302d99 100644 --- a/examples/msg/io/io.tesh +++ b/examples/msg/io/io.tesh @@ -13,23 +13,47 @@ $ ${bindir:=.}/io/file ${srcdir:=.}/examples/platforms/storage.xml "--log=root.f > Storage Type: 'single_SSD' > Content Type: 'txt_unix' > [ 0.000000] (1:0@denise) Open file '/home/doc/simgrid/examples/platforms/g5k.xml' -> [ 0.000040] (4:3@bob) Have read 4028 on /home/doc/simgrid/examples/platforms/nancy.xml -> [ 0.000085] (1:0@denise) Have read 17028 on /home/doc/simgrid/examples/platforms/g5k.xml -> [ 0.000226] (3:2@carl) Have read 22645 on /home/doc/simgrid/examples/platforms/g5k_cabinets.xml -> [ 0.000508] (2:1@alice) Have read 101663 on c:\Windows\setupact.log -> [ 0.001752] (1:0@denise) Have written 100000 on /home/doc/simgrid/examples/platforms/g5k.xml -> [ 0.002175] (2:1@alice) Have written 100000 on c:\Windows\setupact.log -> [ 0.002439] (1:0@denise) Have read 110000 on /home/doc/simgrid/examples/platforms/g5k.xml (of size 117026) -> [ 0.002439] (1:0@denise) Close file '/home/doc/simgrid/examples/platforms/g5k.xml' -> [ 0.002862] (2:1@alice) Have read 110000 on c:\Windows\setupact.log (of size 201662) -> [ 0.002862] (2:1@alice) Close file 'c:\Windows\setupact.log' -> [ 0.003374] (4:3@bob) Have written 100000 on /home/doc/simgrid/examples/platforms/nancy.xml -> [ 0.003560] (3:2@carl) Have written 100000 on /home/doc/simgrid/examples/platforms/g5k_cabinets.xml -> [ 0.004529] (4:3@bob) Have read 104023 on /home/doc/simgrid/examples/platforms/nancy.xml (of size 104023) -> [ 0.004529] (4:3@bob) Close file '/home/doc/simgrid/examples/platforms/nancy.xml' -> [ 0.004782] (3:2@carl) Have read 110000 on /home/doc/simgrid/examples/platforms/g5k_cabinets.xml (of size 122641) -> [ 0.004782] (3:2@carl) Close file '/home/doc/simgrid/examples/platforms/g5k_cabinets.xml' -> [ 0.004782] (0:@) Simulation time 0.00478201 +> [ 0.000000] (2:1@alice) Capacity of the storage element 'c:\Windows\setupact.log' is stored on: 2391537133 / 536870912000 +> [ 0.000000] (3:2@carl) Capacity of the storage element '/home/doc/simgrid/examples/platforms/g5k_cabinets.xml' is stored on: 36946053 / 536870912000 +> [ 0.000000] (4:3@bob) Capacity of the storage element '/home/doc/simgrid/examples/platforms/nancy.xml' is stored on: 36946053 / 536870912000 +> [ 0.000000] (1:0@denise) Capacity of the storage element '/home/doc/simgrid/examples/platforms/g5k.xml' is stored on: 13221994 / 536870912000 +> [ 0.000040] (4:3@bob) Have read 4028 from '/home/doc/simgrid/examples/platforms/nancy.xml' +> [ 0.000085] (1:0@denise) Have read 17028 from '/home/doc/simgrid/examples/platforms/g5k.xml' +> [ 0.000226] (3:2@carl) Have read 22645 from '/home/doc/simgrid/examples/platforms/g5k_cabinets.xml' +> [ 0.000508] (2:1@alice) Have read 101663 from 'c:\Windows\setupact.log' +> [ 0.001752] (1:0@denise) Have written 100000 in '/home/doc/simgrid/examples/platforms/g5k.xml'. Size now is: 117028 +> [ 0.001752] (1:0@denise) Capacity of the storage element '/home/doc/simgrid/examples/platforms/g5k.xml' is stored on: 13321994 / 536870912000 +> [ 0.001752] (1:0@denise) Coming back to the beginning of the stream for file '/home/doc/simgrid/examples/platforms/g5k.xml' +> [ 0.002175] (2:1@alice) Have written 100000 in 'c:\Windows\setupact.log'. Size now is: 201663 +> [ 0.002175] (2:1@alice) Capacity of the storage element 'c:\Windows\setupact.log' is stored on: 2391637133 / 536870912000 +> [ 0.002175] (2:1@alice) Coming back to the beginning of the stream for file 'c:\Windows\setupact.log' +> [ 0.002439] (1:0@denise) Have read 110000 from '/home/doc/simgrid/examples/platforms/g5k.xml' (of size 117028) +> [ 0.002439] (1:0@denise) Coming back to the beginning of the stream for file '/home/doc/simgrid/examples/platforms/g5k.xml' +> [ 0.002862] (2:1@alice) Have read 110000 from 'c:\Windows\setupact.log' (of size 201663) +> [ 0.002862] (2:1@alice) Coming back to the beginning of the stream for file 'c:\Windows\setupact.log' +> [ 0.003374] (4:3@bob) Have written 100000 in '/home/doc/simgrid/examples/platforms/nancy.xml'. Size now is: 104028 +> [ 0.003374] (4:3@bob) Capacity of the storage element '/home/doc/simgrid/examples/platforms/nancy.xml' is stored on: 37046053 / 536870912000 +> [ 0.003374] (4:3@bob) Coming back to the beginning of the stream for file '/home/doc/simgrid/examples/platforms/nancy.xml' +> [ 0.003560] (3:2@carl) Have written 100000 in '/home/doc/simgrid/examples/platforms/g5k_cabinets.xml'. Size now is: 122645 +> [ 0.003560] (3:2@carl) Capacity of the storage element '/home/doc/simgrid/examples/platforms/g5k_cabinets.xml' is stored on: 37046053 / 536870912000 +> [ 0.003560] (3:2@carl) Coming back to the beginning of the stream for file '/home/doc/simgrid/examples/platforms/g5k_cabinets.xml' +> [ 0.004529] (4:3@bob) Have read 104028 from '/home/doc/simgrid/examples/platforms/nancy.xml' (of size 104028) +> [ 0.004529] (4:3@bob) Coming back to the beginning of the stream for file '/home/doc/simgrid/examples/platforms/nancy.xml' +> [ 0.004782] (3:2@carl) Have read 110000 from '/home/doc/simgrid/examples/platforms/g5k_cabinets.xml' (of size 122645) +> [ 0.004782] (3:2@carl) Coming back to the beginning of the stream for file '/home/doc/simgrid/examples/platforms/g5k_cabinets.xml' +> [ 0.006106] (1:0@denise) Have written 110000 in '/home/doc/simgrid/examples/platforms/g5k.xml'. Size now is: 110000 +> [ 0.006106] (1:0@denise) Capacity of the storage element '/home/doc/simgrid/examples/platforms/g5k.xml' is stored on: 13314966 / 536870912000 +> [ 0.006106] (1:0@denise) Close file '/home/doc/simgrid/examples/platforms/g5k.xml' +> [ 0.006529] (2:1@alice) Have written 110000 in 'c:\Windows\setupact.log'. Size now is: 110000 +> [ 0.006529] (2:1@alice) Capacity of the storage element 'c:\Windows\setupact.log' is stored on: 2391545470 / 536870912000 +> [ 0.006529] (2:1@alice) Close file 'c:\Windows\setupact.log' +> [ 0.011863] (4:3@bob) Have written 110000 in '/home/doc/simgrid/examples/platforms/nancy.xml'. Size now is: 110000 +> [ 0.011863] (4:3@bob) Capacity of the storage element '/home/doc/simgrid/examples/platforms/nancy.xml' is stored on: 37052025 / 536870912000 +> [ 0.011863] (4:3@bob) Close file '/home/doc/simgrid/examples/platforms/nancy.xml' +> [ 0.012115] (3:2@carl) Have written 110000 in '/home/doc/simgrid/examples/platforms/g5k_cabinets.xml'. Size now is: 110000 +> [ 0.012115] (3:2@carl) Capacity of the storage element '/home/doc/simgrid/examples/platforms/g5k_cabinets.xml' is stored on: 37033408 / 536870912000 +> [ 0.012115] (3:2@carl) Close file '/home/doc/simgrid/examples/platforms/g5k_cabinets.xml' +> [ 0.012115] (0:@) Simulation time 0.0121153 $ ${bindir:=.}/io/file_unlink ${srcdir:=.}/examples/platforms/storage.xml "--log=root.fmt:[%10.6r]%e(%i:%P@%h)%e%m%n" > [ 0.000000] (0:@) Number of host '4'