search for: 46gb

Hi,we have Centos 5.4 server and according to me we have strange problem. Disk size and other indormation like below.Normally,md2 partition should have 46GB free disk size but available value is zero.Why it show zero ? If you help me,I will be happy. df -h Filesystem Size Used Avail Use% Mounted on /dev/md1 19G 2.1G 16G 12% / /dev/md2 880G 834G 0 100% /data /dev/md0 243M 24M 208M 11% /bo...

marcos valentine wrote: > Disk cache is not recommended for databases servers. > > it'll slow down the performance. More ram equals more performance. > > This link help me understand memory usage on linux. > > https://www.linuxatemyram.com/ > > Basically you need yo worry about > > free memory is close to 0 > used memory is close to total Almost 3GB

...servers i use nagios to monitor when "free" and "available" ram is less than 80% warning state and less than 5% critical. > so I figured why not use as much as possible --- just not too much, and this is borderline. You can use the rule always 80% used for safe. But 20% of 46GB could be too much ram wasted. <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail> Livre de v?rus. www.avast.com <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_co...

Hi! With 3.2-rc4 (probably earlier), Ext4 seems to remember what areas it trimmed: merkaba:~> fstrim -v /boot /boot: 224657408 bytes were trimmed merkaba:~> fstrim -v /boot /boot: 0 bytes were trimmed But BTRFS does not: merkaba:~> fstrim -v / /: 4431613952 bytes were trimmed merkaba:~> fstrim -v / /: 4341846016 bytes were trimmed Is it planned to add this feature to BTRFS

Hi All, I am trying to determine whether a mail server cluster based on Dovecot will be capable of supporting 500,000+ mailboxes with about 50,000 IMAP and 5000 active POP3 connections. I have looked at the Dovecot clustering suggestions here: http://blog.dovecot.org/2012/02/dovecot-clustering-with-dsync-based.html and some other Dovecot mailing list threads but I am not sure how many