I agree with iSCSI, but NFS leave me the option to make snapshot... I will try with iSCSI...
Thanks for the trick 2015-10-26 11:25 GMT-02:00 Dmitry Petuhov <[email protected]>: > There's issue with NFS: if you try to send over it more than network can > deal with (100-120 MBps for 1-gigabit), it imposes several-second pauses, > which are being interpreted like hardware errors. These bursts may be just > few seconds long to trigger issue. > > You can try to limit bandwidth in virtual HDD config to something like > 60-70 MBps. This should be enough for 1-gigabit network. > > But my opinion is that it's better to switch to iSCSI. > > 26.10.2015 16:13, Gilberto Nunes пишет: > > BTW, all HD is SAS with gigaethernet between the servers... > I already try with gigaethernet switch in order to isoleted the Proxmox > and Storage from external (LAN) traffic.... Not works at all! > > 2015-10-26 11:12 GMT-02:00 Gilberto Nunes <[email protected]>: > >> HDD config is standard... I do not make any change... >> I wonder why I have others VM, as I said before, with Ubuntu, CentOS, >> Windows 7 and 2012, and work fine! >> Not of all have huge big files or a lot of connections, but they stand >> solid! >> But when require a lot access and deal with big files, here's came the >> devil! The VM just get IO error and die before 2 or 3 days... >> On both physical servers, not hight load. I check with HTOP and TOP as >> well. >> iostat doesn't show nothing wrong. >> In side the VM, a lot I/O error from time to time... >> IO goes high endeed, but is so expect because I am using imapsync to sync >> mails to old server to Zimbra Mail Server... >> But I do not expect the VM die with IO errors! >> It's so frustrating... :( >> >> 2015-10-26 11:04 GMT-02:00 Dmitry Petuhov < <[email protected]> >> [email protected]>: >> >>> What's virtual HDD config? Which controller, which cache mode? >>> >>> I suppose it's bad idea to run KVM machines via NFS: it may produce big >>> enough delays under high loads, which may look like timeouts on client side. >>> If you want some network storage, iSCSI can be better chiose. >>> >>> 26.10.2015 12:48, Gilberto Nunes пишет: >>> >>> Admin or whatever is your name... I have more than 10 years deal with >>> Unix Linux and Windows. >>> I know what I done. >>> To the others: Yes! Should be straightforward any way... >>> Proxmox server is a PowerEdge R430 with 32 GB of memory. >>> Storage is the same server. >>> Both with SAS hard driver. >>> Between this servers there's a cable in order to provide a gigaethernet >>> link. >>> In second server, I have ubuntu 15.04 installed with DRBD and OCFS >>> mounted in /data FS. >>> In the same server, I have NFS installed and server FS to Proxmox >>> machine. >>> In proxmox machine I have nothing, except a VM with Ubuntu 14.04 >>> installed, where Zimbra Mail Server was deploy... >>> Inside bothe physical servers, everything is ok... NO error in disc and >>> everything is running smoothly. >>> But, INSIDE THE VM HOSTED WITH PROXMOX, many IO errors!... >>> This make FS corrputed in some point that make Zimbra crash! >>> >>> BTW, I will return Zimbra to a physical machine right now and deploy lab >>> env for test purpose >>> >>> Best regards >>> >>> >>> 2015-10-25 22:38 GMT-02:00 <[email protected]>[email protected] >>> < <[email protected]>[email protected]>: >>> >>>> Your nfs settings. >>>> >>>> Hire you people with the knowledge or up skill your knowledge. >>>> >>>> Sent from my iPhone >>>> >>>> > On 26 Oct 2015, at 1:33 AM, Gilberto Nunes < >>>> <[email protected]>[email protected]> wrote: >>>> > >>>> > Well friends... >>>> > >>>> > I really try hard to work with PVE, but is a pain in the ass... >>>> > Nothing seems to work.. >>>> > I deploy Ubuntu with NFS storage connected through direct cable ( 1 >>>> gb ) and beside follow all docs available in the wiki and internet, one >>>> single VM continue to crash over and over again... >>>> > >>>> > So I realise that is time to say good bye to Proxmox... >>>> > >>>> > Live long and prosper... >>>> > >>>> > >>>> > >>>> > >>>> > -- >>>> > >>>> > Gilberto Ferreira >>>> > +55 (47) 9676-7530 <%2B55%20%2847%29%209676-7530> >>>> > Skype: gilberto.nunes36 >>>> > >>>> > _______________________________________________ >>>> > pve-user mailing list >>>> > [email protected] >>>> > http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user >>>> _______________________________________________ >>>> pve-user mailing list >>>> [email protected] >>>> http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user >>>> >>> >>> >>> >>> -- >>> >>> Gilberto Ferreira >>> +55 (47) 9676-7530 <%2B55%20%2847%29%209676-7530> >>> Skype: gilberto.nunes36 >>> >>> >>> >>> _______________________________________________ >>> pve-user mailing >>> [email protected]http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user >>> >>> >>> >>> _______________________________________________ >>> pve-user mailing list >>> [email protected] >>> http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user >>> >>> >> >> >> -- >> >> Gilberto Ferreira >> +55 (47) 9676-7530 <%2B55%20%2847%29%209676-7530> >> Skype: gilberto.nunes36 >> >> > > > -- > > Gilberto Ferreira > +55 (47) 9676-7530 > Skype: gilberto.nunes36 > > > > _______________________________________________ > pve-user mailing > [email protected]http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user > > > > _______________________________________________ > pve-user mailing list > [email protected] > http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user > > -- Gilberto Ferreira +55 (47) 9676-7530 Skype: gilberto.nunes36
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