Re: [PATCH] monitor: Support specified vCPU registers

2022-07-26 Thread Darren Kenny
On Tuesday, 2022-07-19 at 15:55:44 +08, zhenwei pi wrote: > Originally we have to get all the vCPU registers and parse the > specified one. To improve the performance of this usage, allow user > specified vCPU id to query registers. > > Run a VM with 16 vCPU, use bcc tool to track the latency of >

PING: [PATCH] monitor: Support specified vCPU registers

2022-07-25 Thread zhenwei pi
PING! On 7/19/22 15:55, zhenwei pi wrote: Originally we have to get all the vCPU registers and parse the specified one. To improve the performance of this usage, allow user specified vCPU id to query registers. Run a VM with 16 vCPU, use bcc tool to track the latency of 'hmp_info_registers': 'i

[PATCH] monitor: Support specified vCPU registers

2022-07-19 Thread zhenwei pi
Originally we have to get all the vCPU registers and parse the specified one. To improve the performance of this usage, allow user specified vCPU id to query registers. Run a VM with 16 vCPU, use bcc tool to track the latency of 'hmp_info_registers': 'info registers -a' uses about 3ms; 'info regis