Re: bhyve and contention

2018-02-14 Thread Shane Ambler
On 15/02/2018 05:40, Rodney W. Grimes wrote: > [ Charset UTF-8 unsupported, converting... ] >> On 14/02/2018 10:18, Peter Grehan wrote: >> Be sure not to pass the -S option to bhyve as it wires the guest memory. >> This was seen recently as sysutils/chyves uses it by default. > > This should be e

Re: bhyve and contention

2018-02-14 Thread Rodney W. Grimes
[ Charset UTF-8 unsupported, converting... ] > On 14/02/2018 10:18, Peter Grehan wrote: > >>> 2. > >>> In the following context, the server is the same but this time all five > >>> guests have -c 4 per guest, so bhyve is asking 12 more cores than that > >>> existing in hardware. Does the guest fail

Re: bhyve and contention

2018-02-14 Thread tech-lists
Thanks everyone for answering my query -- J. ___ freebsd-virtualization@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-virtualization To unsubscribe, send any mail to "freebsd-virtualization-unsubscr...@freebsd.org"

Re: bhyve and contention

2018-02-13 Thread Shane Ambler
On 14/02/2018 10:18, Peter Grehan wrote: >>> 2. >>> In the following context, the server is the same but this time all five >>> guests have -c 4 per guest, so bhyve is asking 12 more cores than that >>> existing in hardware. Does the guest fail to load, do either guest or >>> server crash? >> >> Th

Re: bhyve and contention

2018-02-13 Thread Peter Grehan
2. In the following context, the server is the same but this time all five guests have -c 4 per guest, so bhyve is asking 12 more cores than that existing in hardware. Does the guest fail to load, do either guest or server crash? The is core over commit, very common in the virtualization world,

Re: bhyve and contention

2018-02-13 Thread Rodney W. Grimes
> Hello virtualizations, > > Please can anyone tell me what happens in the following scenarios: I can speculate on some of what may happen, this may not be exact, but should give you an idea. > 1. > freebsd-11 server, 5x freebsd-11 guests > The server has 32GB ram installed. it's an i7 so 8 core

bhyve and contention

2018-02-13 Thread tech-lists
Hello virtualizations, Please can anyone tell me what happens in the following scenarios: 1. freebsd-11 server, 5x freebsd-11 guests The server has 32GB ram installed. it's an i7 so 8 cores. There's 64GB swap. Each guest that bhyve loads is with m 8192M, so ram is overcommitted by 6GB. What happ