Date: Tue, 18 Mar 2014 07:14:35 -0300 From: Tiago Ribeiro <shasty@gmail.com> To: Karl Pielorz <kpielorz_lst@tdx.co.uk> Cc: "freebsd-xen@FreeBSD.org" <freebsd-xen@FreeBSD.org> Subject: Re: FBSD 10.0-S (r261289M) under XenServer 6.2 - Stuck sshd in urdlck? Message-ID: <3F0F9C1A-5592-4BD7-959B-41E9FE82F3C4@gmail.com> In-Reply-To: <0A15EC23852EB144F19A5228@Mail-PC.tdx.co.uk> References: <4B8380EBE379080FAD3271FA@Mail-PC.tdx.co.uk> <53272E41.3050409@citrix.com> <6534613783544E26A15CF44F@study64.tdx.co.uk> <5328076C.9000304@citrix.com> <0A15EC23852EB144F19A5228@Mail-PC.tdx.co.uk>
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Em 18/03/2014, =C3=A0s 06:47, Karl Pielorz <kpielorz_lst@tdx.co.uk> escreveu= : >=20 > --On 18 March 2014 09:44 +0100 Roger Pau Monn=C3=A9 <roger.pau@citrix.com>= wrote: >=20 >> The output of vmstat -ai might also be helpful to assure that event >> timers are working correctly. >=20 > Ok, that's at the bottom of this email. >=20 >> Also, does this VM have some >> PCI-passthrough? Did you migrate it? The xl configuration file used to >> create the domain would also be interesting. >=20 > VM has no passthrough (this is a completely separate system to the one I w= as doing the passthrough work on), and was created 'from new' - from Xen Cen= ter I did "VM, new VM" >=20 > I used the "Other install media" template with 2 vCPU's and 2048Mb of RAM -= and fed it the FreeBSD 10.0-R amd64 install ISO. Single GPT partition, ufs -= and a small (2Gb SWAP partition). >=20 > Once the system was running I installed subversion then did a svn checkout= of 'stable' source - rebuilt the world/kernel / installed the kernel/world -= and did the usual mergemaster updates. >=20 >> Also, could you try the same workload with a pristine GENERIC kernel? >=20 > Ok - I'll leave this VM 'as-is' If I get time I'll setup two new VM's - a s= tock 10.0-R with stock GENERIC, and another one using the r261289M source fr= om this machine, but stock GENERIC kernel (the only mods I'd made were the '= NO_ADAPTIVE_' changes as recommended by the xen man page). >=20 > It may be a while before I know if sshd is going to get 'stuck' again - bu= t I'll keep an eye on them. >=20 > -Karl >=20 This problem seems to not be in virtualization, the FUG-BR are discussing th= is issue in SSH FreeBSD10.=
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