Is linux Stable ????

[Giorgos Keramidas]

To Sat, Jun 26, 1999 wra 02:42:20PM +0000, o Antonis Stylianou egrapse:
|
| Prin apo 7 mines apofasisa na dokimaso to linux to opio akouga oti ine
| arketa pio stahero apo ta windows otan to dokimasa to vrika arketa pio
| stathero apo ta windows alla den ida kai tin statherotita pou akousa.

Profavws akouses kapoio porwmevo mikro va leei "ta Windows suck, to linux
rulez" kai meta sou eipep peri sta0erotntas, aksiopistias kai eueliksias tou
linux, se avti0esn me ta "para0ura tns mikromalakns", ki alla tetoia...

Loipov... n aln0eia eivai pws to linux EINAI pio sta0ero, alla me
proupo0eseis.  P.x. av douleueis monimws sav "root" eivai aplo stnv arxn va
kaveis mia xovtrn blakeia (oloi exoume kaei apo mia toulaxistov tetoia - mnv
to pairveis proswpika) kai va to kaveis to linux eva xali...

| Sinkekrimena den mporo na trexo to gimp horis na kollisi olo to sistima,
| auto den sinveni mono me to gimp alla kai alles efarnoges kani crash
| olo to sistima kai ohi mono to programma.

Auto mporei va isxuei, mporei kai oxi...  Otav trexeis efarmoges pou exouv
megales apaitnseis se mvnmn (p.x. GIMP, GCC, Netscape) tote to linux mporei
va avagkastei va xrnsimopoinsei kapoio kommati tns fusikns mvnmns tou
sustnmatos pou dev eivai kai polu 'kalo' - kai va to deis va kollaei se polu
apotomn fasn, alla dev ftaiei to linux stnv sugkekrimevn periptwsn.  Se
opoiodnpote leitourgiko auto 0a givotav.

Epeidn dev kserw poio kernel trexeis, va 0umisw pws to memory management se
kapoies palies ekdoseis eixe kai to eksns omorfo bug: av dev eixes swap
space orismevo kai teleiwve n fusikn mvnmn... to linux apla crashare :(
Mnpws exeis kapoio palio kernel kai telika ftaiei auto?

| Tha ithela na matho kata poso suto ine fisiko i simeni pos eho kapio
| hardware provlima? An ine to Deutero pos mporo entopiso apo pou
| proerhete?

Mporeis va kaveis diafora pragmata pou va xrnsimopoiouv POLY mvnmn. 
Ftiaxveis eva kernel teras me oso to duvatov perissotera modules/options
enabled gia va deis av kapoia stigmn to GCC 0a sou petaksei la0os, me
klassika sumptwmata eva 'signal 11' h akoma kai 'signal 6'.

Kai to 'poor man's' memory benchmark eivai pavta:

	dd if=/dev/hda of=/dev/null

Auto eivai tautoxrova kai hard disk benchmark, afou 0a deis to /dev/hda va
diabazei sav trello. Av bariesai va perimeveis OLOS o diskos va perasei apo
tn mvnmn tou sustnmatos stnv poreia tou gia to /dev/null, kave kalutera:

	dd if=/dev/hda of=/dev/null bs=1024 count=32768

opou to 32768 to avtika0istas me to mege0os tns mvnmns sou se KB (av exeis
mvnmn 32 MB, tote 32 MB / 1024 = (32 * 1024 * 1024) / 1024 = 32768).

Auta...

-- 
     ?     | Giorgos Keramidas       < mailto:keramida at ceid.upatras.gr >
  >(o.o)<  | Phone: +30-932-886457   < mailto:keramida at yahoo.com >
     ^     | "Today is not yesterday's tomorrow, but tomorrow's yesterday."
--
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