Thanks Tobi, That worked a treat.
JonB > -----Original Message----- > From: Tobias Oetiker [mailto:[EMAIL PROTECTED] > Sent: 16 September 2007 16:35 > To: Jonathan Bradbury > Cc: [email protected]; [EMAIL PROTECTED] > Subject: RE: [smokeping-users] Smokeping performance tracking > > Hi Jonathan, > > try this patch ... > > Index: rrd_open.c > =================================================================== > --- rrd_open.c (revision 1202) > +++ rrd_open.c (working copy) > @@ -140,11 +140,7 @@ > When we stop reading, it is highly unlikely that we start up > again. > In this manner we actually save time and diskaccess (and buffer > cache). > Thanks to Dave Plonka for the Idea of using POSIX_FADV_RANDOM > here. */ > - if (0 != posix_fadvise(rrd_file->fd, 0, 0, POSIX_FADV_RANDOM)) { > - rrd_set_error("setting POSIX_FADV_RANDOM on '%s': %s", file_name, > - rrd_strerror(errno)); > - goto out_close; > - } > + posix_fadvise(rrd_file->fd, 0, 0, POSIX_FADV_RANDOM); > #endif > > /* > > cheers > tobi > > Friday Jonathan Bradbury wrote: > > > Hi Tobi, > > > > We are running on a Red Hat ES3 machine: > > > > # uname -a > > Linux att01dev04 2.4.21-32.ELsmp #1 SMP Fri Apr 15 21:17:59 EDT 2005 > > i686 i686 i386 GNU/Linux > > > > File systems are ext3 > > > > Thanks, > > JonB > > > > > -----Original Message----- > > > From: Tobias Oetiker [mailto:[EMAIL PROTECTED] > > > Sent: 14 September 2007 16:14 > > > To: Jonathan Bradbury > > > Cc: [email protected] > > > Subject: Re: [smokeping-users] Smokeping performance tracking > > > > > > Hi Jonathan, > > > > > > This is odd, it seems that for some reason we are not successful in > > > telling the kernel that we want it to only read that part of the > > > file which we specify ... > > > > > > what kernel and filesystem are you using ? > > > > > > cheers > > > tobi > > > -- > > > Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten > > > http://it.oetiker.ch [EMAIL PROTECTED] ++41 62 213 9902 > > > > > > The information contained in this e-mail and its attachments is > confidential. > > It is intended only for the named address(es) and may not be disclosed > to anyone else without Attenda's consent. > > > > > > > > -- > Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten > http://it.oetiker.ch [EMAIL PROTECTED] ++41 62 213 9902 The information contained in this e-mail and its attachments is confidential. It is intended only for the named address(es) and may not be disclosed to anyone else without Attenda's consent. _______________________________________________ smokeping-users mailing list [email protected] https://lists.oetiker.ch/cgi-bin/listinfo/smokeping-users
