Ok. tnx for your suggestion. br Sasa .
On Sat, Apr 20, 2013 at 10:16 AM, devzero2000 <[email protected]> wrote: > Just for Info, you should take a look to the "tuned" daemon and > setting a consistent profile for your workload. It can help a lot. > > Best > > 2013/4/19, Saša-Stjepan Bakša <[email protected]>: > > Ok. I see your point and lesson is learned. Will do as suggested. > > > > > > On Fri, Apr 19, 2013 at 6:07 PM, Howard Chu <[email protected]> wrote: > > > >> > >> > >>> > >> You really need to learn something more about system administration; you > >> clearly don't know what to investigate but this is all fundamental > >> sysadmin > >> knowledge. > >> > >> First things first - when something is "slow" - what exactly is slow? Is > >> it using excessive CPU time? Is it waiting for disk I/O? Every sysadmin > >> should automatically ask this question first of all, and every sysadmin > >> should know how to tell the difference. If you don't know these things > >> then > >> you are not qualified to be a sysadmin and need to go get training. This > >> is > >> not the forum for teaching you these things. > >> > >> Copy/pasting someone else's VM tuning settings without understanding > what > >> they mean or why they are being set is "cargo cult sysadmin". It is > wrong > >> and nobody on this list / in this community should be encouraging it. > >> Quick > >> easy spoonfed answers don't actually help understanding, and > >> understanding > >> is the only real way forward. > >> > >> In particular, VM tuning settings are highly OS dependent, and probably > >> kernel version dependent too. Good settings depend on exactly what your > >> own > >> system contains; settings that work for someone else may be useless or > >> worse on your own setup. > >> > >> Simple answers have narrow relevance that gets obsolete quickly. > Learning > >> how to think and investigate problems is knowledge that serves you the > >> rest > >> of your life. > >> > >> As a starting point - what does vmstat tell you? Don't just paste its > >> output here, learn what it means. > >> > >> > >> -- > >> -- Howard Chu > >> CTO, Symas Corp. http://www.symas.com > >> Director, Highland Sun http://highlandsun.com/hyc/ > >> Chief Architect, OpenLDAP > >> http://www.openldap.org/**project/<http://www.openldap.org/project/> > >> > > > > -- > Inviato dal mio dispositivo mobile >
