Hi Geofrey, Thanks for the input. I've started using collecting data in real time with system tools such as sar and will process the data with a 2 week sample because there doesn't seem to exist kernel counters resembling solaris kstat ones. Regards, AJ On Sun, Feb 8, 2009 at 6:56 PM, Geofrey Rainey <Geofrey.Rainey@xxxxxxxxxx>wrote: > Try "sar" from the package sysstat. > > > -----Original Message----- > From: redhat-list-bounces@xxxxxxxxxx > [mailto:redhat-list-bounces@xxxxxxxxxx] On Behalf Of Alexandre Vieira > Sent: Friday, 6 February 2009 5:34 a.m. > To: redhat-list@xxxxxxxxxx > Subject: Kernel statistic counters > > Hi list, > > I'm auditing (dimensioning, security, stability, performance, etc) a > platform consisting of 4 RHEL machines and I'm having a hard time > finding some system statistics. > > I'm used to Solaris where you have the kstats counters with basically > everything. > > On linux I see that "ethtool -S ethX" gives me what I need for network > stats. How about history counters on CPU activity, memory activity, disk > activity? > > Imagine I want to see sd0 disk error statistic: > > #kstat sderr:0 > > module: sderr instance: 0 > name: sd0,err class: device_error > crtime 42.406513208 > Device Not Ready 0 > Hard Errors 0 > Illegal Request 0 > Media Error 0 > No Device 0 > Predictive Failure Analysis 0 > Product MAT3073N SUN72G > Recoverable 0 > Revision 0602 > Serial No 0530B093ML > Size 73400057856 > snaptime 59275843.5048492 > Soft Errors 0 > Transport Errors 0 > Vendor FUJITSU > > Or partition 0 (/) from sd0 disk activity: > > #kstat sd:0:sd0,a > module: sd instance: 0 > name: sd0,a class: partition > crtime 42.500566541 > nread 408078787784 > nwritten 770591441920 > rcnt 0 > reads 56436484 > rlastupdate 59275924.4385759 > rlentime 481828.942334242 > rtime 331623.611754405 > snaptime 59275924.4385759 > wcnt 0 > wlastupdate 59275924.4385759 > wlentime 990.922349888 > writes 35321509 > wtime 973.857852654 > > Much appreciated for your time. > > Regards > AJ > -- > redhat-list mailing list > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > https://www.redhat.com/mailman/listinfo/redhat-list > ========================================================== > For more information on the Television New Zealand Group, visit us > online at tvnz.co.nz > ========================================================== > CAUTION: This e-mail and any attachment(s) contain information that > is intended to be read only by the named recipient(s). This information > is not to be used or stored by any other person and/or organisation. > > > -- > redhat-list mailing list > unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe > https://www.redhat.com/mailman/listinfo/redhat-list > -- Alexandre Vieira - nullpt@xxxxxxxxx -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list
