Well, before adding 1Gb of ram, I had 384Mb. Adding more RAM didnt affect the performance at all :\
Eran. On Tuesday 08 July 2003 17:24, Tzafrir Cohen wrote: > On Tue, Jul 08, 2003 at 04:41:05PM +0300, Eran Rundstein wrote: > > Hi. > > > > Wont this result in a greater loss of data, in case a powerbreak occurs? > > What exactly is the kernel caching? Files? > > Some real-life examples: > > 1. Try running: > > find / -name no_such_file 2>/dev/null > find / -name no_such_file 2>/dev/null > > The first run will probably take noticable time period. The second will > end immediately. This is because all the relevant directory inodes will > be in cached in your memory. > > 2. ditto for 'grep shouldnt_be_there /var/log/messages' (for a large > messages file). > > 3. Mount a floppy. Make sure it is empty. Copy a large enough file into > it (at least 1MB). This will take some time. Then read this file from > the floppy. The read "from the floppy" will end immidietly. > > > I'm sure you can easily come up with examples of very noticable caching. ================================================================= To unsubscribe, send mail to [EMAIL PROTECTED] with the word "unsubscribe" in the message body, e.g., run the command echo unsubscribe | mail [EMAIL PROTECTED]
