search for: nbefor

Displaying 2 results from an estimated 2 matches for "nbefor".

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2006 Oct 13
1
RODBC sqlQuery insert slow
...n(x, channel){ sql="INSERT INTO logger (time, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10) VALUES("d1=strptime(x[2],"%d/%m/%y %H:%M:%S %p '", d1, "' ,", paste(x[3:12], collapse = ", "), ")" ) sqlQuery(channel, sql) } ntry=dim(ti)[1] date() nbefore=sqlQuery(channel,"SELECT COUNT(*) FROM logger") apply(ti, 2, Append.SQL, channel = channel) nafter=sqlQuery(channel,"SELECT COUNT(*) FROM logger") nadded=nafter-nbefore;nadded date() ------------------------------------------------------------------------ ---- ir. Thierry Onk...
2008 Oct 30
7
Is there any way to check if DTrace is running or a DTrace probe is enabled?
Hi, I am adding DTrace probes within NFS v3 client. In my current implementation, I use some tsd_*() functions and kmem_zalloc() function. These functions might be heavy and affect the performance. I want to call this function only when DTrace is running or the DTrace probes are enable. So is there a way to check DTrace is running or DTrace probe is enabled? Regards, Danhua