Hi Daniel,
(I have not yet looked at the code).
I just tried to reproduce the problem here and it did not work.
I guess you are hitting some sort of a corner case ... can you
create a little demo script ...
cheers
tobi
Today
[EMAIL PROTECTED] wrote:
>
>
>
> If an RRD hasn't been updated recently, and I try to invoke rrd_fetch
> for a more recent time interval, it tries to seek on the file anyway - I
> only discovered this issue when the RRD hadn't updated for over 2 hours,
> and it tried to seek beyond the end of the file, causing this "seek
> error in RRA" from rrd_fetch.c:
>
> /* fill the gap at the start if needs be */
>
> if (start_offset <= 0)
> rra_pointer = rrd.rra_ptr[chosen_rra].cur_row + 1;
> else
> rra_pointer = rrd.rra_ptr[chosen_rra].cur_row + 1 +
> start_offset;
>
> if (rrd_seek(rrd_file, (rra_base + (rra_pointer * (*ds_cnt)
> * sizeof(rrd_value_t))),
> SEEK_SET) != 0) {
> rrd_set_error("seek error in RRA");
> goto err_free_data;
>
>
> This suggests more range checking is needed on both the start and finish
> times and how they relate to the last_update time for the RRD.
>
> Regards,
>
> Daniel
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Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten, Switzerland
http://it.oetiker.ch [EMAIL PROTECTED] ++41 62 775 9902 / sb: -9900
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