better debugging

2011-05-08 17:28:46 -04:00
parent cef7da1bdf
commit 91c9abc306
1 changed files with 5 additions and 1 deletions
--- a/shell/shell_utils.cpp
+++ b/shell/shell_utils.cpp
@@ -454,12 +454,16 @@ namespace mongo {
                try {
                    // This assumes there aren't any 0's in the mongo program output.
                    // Hope that's ok.
-                    const unsigned bufSize = 64000;
+                    const unsigned bufSize = 128 * 1024;
                    char buf[ bufSize ];
                    char temp[ bufSize ];
                    char *start = buf;
                    while( 1 ) {
                        int lenToRead = ( bufSize - 1 ) - ( start - buf );
+                        if ( lenToRead <= 0 ) {
+                            cout << "error: lenToRead: " << lenToRead << endl;
+                            cout << "first 300: " << string(buf,0,300) << endl;
+                        }
                        assert( lenToRead > 0 );
                        int ret = read( pipe_, (void *)start, lenToRead );
                        if( mongo::dbexitCalled )