わいえむねっと

--- fcopy.c    Sat Jun 06 15:30:02 2009
+++ fcopy64.c  Fri Aug 15 10:51:02 2025
@@ -89 +89 @@
-    long pos = 0;
+    __int64 pos = 0;
@@ -179 +179 @@
-            printf( "Read error at %08lX pos = %08lX\n", ftell( fi ), pos );
+            printf( "Read error at %016llX pos = %016llX\n", _ftelli64( fi ), pos );
@@ -181 +181 @@
-            fseek( fi, pos + buff_size, SEEK_SET );
+            _fseeki64( fi, pos + buff_size, SEEK_SET );

fcopy64 e:\foo.vhdx d:\foo.vhdx
Read error at 00000000067A8000 pos = 00000000067A8000
Read error at 00000000067C8000 pos = 00000000067C8000
Read error at 00000000068F8000 pos = 00000000068F8000
Read error at 000000015EA58000 pos = 000000015EA58000
Total error count = 4 block(s)

fcopy64 e:\bar.vhdx d:\bar.vhdx
Read error at 0000000077600000 pos = 0000000077600000
Read error at 0000000077608000 pos = 0000000077608000
Read error at 0000000077610000 pos = 0000000077610000
Read error at 0000000077618000 pos = 0000000077618000
Read error at 0000000077620000 pos = 0000000077620000

Read error at 0000000077738000 pos = 0000000077738000
Read error at 0000000077740000 pos = 0000000077740000
Read error at 0000000077748000 pos = 0000000077748000
Read error at 0000000077750000 pos = 0000000077750000
Read error at 0000000077758000 pos = 0000000077758000
Total error count = 44 block(s)

CHKDSK is verifying files (stage 1 of 3)...
 0 percent complete. (7528 of 212736 file records processed)
File record segment 7528 is unreadable.

 2 percent complete. (56222 of 212736 file records processed)
File record segment 56222 is unreadable.
  212736 file records processed.
File verification completed.
  125 large file records processed.
  76 bad file records processed.

CHKDSK is verifying indexes (stage 2 of 3)...
67 percent complete. (213412 of 240844 index entries processed)
Deleting index entry foo in index $I30 of file 7052.

Deleting index entry bar in index $I30 of file 56153.
  240844 index entries processed.
Index verification completed.
CHKDSK is scanning unindexed files for reconnect to their original directory.
  15 unindexed files scanned.
75 percent complete. (16 of 15 unindexed files scanned)
CHKDSK is recovering remaining unindexed files.
  15 unindexed files recovered.

CHKDSK is verifying security descriptors (stage 3 of 3)...
Security descriptor verification completed.
  14055 data files processed.
CHKDSK is verifying Usn Journal...
Usn Journal verification completed.
Adding 27 bad clusters to the Bad Clusters File.
Correcting errors in the master file table's (MFT) DATA attribute.
CHKDSK discovered free space marked as allocated in the
master file table (MFT) bitmap.
CHKDSK discovered free space marked as allocated in the volume bitmap.

Windows has made corrections to the file system.
No further action is required.

1953382399 KB total disk space.
1116433040 KB in 198341 files.
     55348 KB in 14058 indexes.
       108 KB in bad sectors.
    338351 KB in use by the system.
     65536 KB occupied by the log file.
 836555552 KB available on disk.

      4096 bytes in each allocation unit.
 488345599 total allocation units on disk.
 209138888 allocation units available on disk.

Get-Content -Path e:\robocopy.log -Wait -Tail 10

 10.9%
 11.0%
 11.0%
 11.1%
 11.1%
 11.2%
 11.2%
 11.3%
 11.3%
 11.4%

  11.0%
  11.1%
  11.1%
  11.2%
  11.2%
  11.3%
  11.3%
  11.4%
 2025/08/12 14:58:10 ERROR 1117 (0x0000045D) Copying File d:\foo\bar
 The request could not be performed because of an I/O device error.

robocopy d:\ e:\ /e /r:10 /w:10 /log:e:\robocopy.log /xd "System Volume Information" "`$RECYCLE.BIN"

-------------------------------------------------------------------------------
   ROBOCOPY     ::     Robust File Copy for Windows                              
-------------------------------------------------------------------------------

  Started : 2025年8月9日 20:05:47
   Source : x:\foo
     Dest : y:\foo

    Files : *.*
	    
  Options : *.* /S /E /DCOPY:DA /COPY:DAT /R:10 /W:10 

------------------------------------------------------------------------------

------------------------------------------------------------------------------

               Total    Copied   Skipped  Mismatch    FAILED    Extras
    Dirs :       329       328         0         0         0         0
   Files :      6820      6820         0         0         0         0
   Bytes :   2.644 t   2.644 t         0         0         0         0
   Times :  21:09:23  21:09:13                       0:00:00   0:00:09


   Speed :            38186116 Bytes/sec.
   Speed :            2185.027 MegaBytes/min.
   Ended : 2025年8月10日 17:15:11

robocopy x:\foo y:\foo /e /r:10 /w:10 /log:y:\robocopy.log