tag:blogger.com,1999:blog-5391325129965939458.post1977040285322116389..comments2024-03-18T01:53:00.753+01:00Comments on AIX for System Administrators: PERF. - NETWORK VIRTUALIZATIONaixhttp://www.blogger.com/profile/11198511213080760662noreply@blogger.comBlogger5125tag:blogger.com,1999:blog-5391325129965939458.post-1031261394001867522019-10-09T22:45:36.852+02:002019-10-09T22:45:36.852+02:00Same here. If someone know what to do if reach the...Same here. If someone know what to do if reach the limitsAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-5391325129965939458.post-43664543400714477282019-10-07T08:29:05.256+02:002019-10-07T08:29:05.256+02:00Hi, in this case I have no idea. Would it be possi...Hi, in this case I have no idea. Would it be possible to ask IBM? (I am curious what is their recommendation in this case.)aixhttps://www.blogger.com/profile/11198511213080760662noreply@blogger.comtag:blogger.com,1999:blog-5391325129965939458.post-68673966524462441532019-10-05T00:48:02.031+02:002019-10-05T00:48:02.031+02:00Hi, Okay but 4096 is the maximum limit possible to...Hi, Okay but 4096 is the maximum limit possible to setting in tiny and small buffer. What should do if we reach those limits.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-5391325129965939458.post-90225340974304606612018-10-15T10:22:01.270+02:002018-10-15T10:22:01.270+02:00Looks your history Max reached the allocated max v...Looks your history Max reached the allocated max values, which could be a sign for bottleneck. I would tune more these buffers.aixhttps://www.blogger.com/profile/11198511213080760662noreply@blogger.comtag:blogger.com,1999:blog-5391325129965939458.post-45258583598777760142018-07-18T13:50:48.835+02:002018-07-18T13:50:48.835+02:00Dear Team, Balazs,
We use a virtual server with s...Dear Team, Balazs,<br /><br />We use a virtual server with shared uncapped but with 2 times higher entitlement than peak usage, and with vpm_xvcpus=2 to avoid too much folding.<br />Buffers Maximum and Minimum values set to the possible maximum values like chdev -l ent2 -a buf_mode=max_min<br /><br />Even min/max buffers are max both from VIO and Lpar side and large send used and VIO and lpar over-configured with CPU and Memory we still have Packets Dropped/No Resource Errors/Receive Failures:<br /><br />Transmit Statistics: Receive Statistics:<br />-------------------- -------------------<br />...<br />Transmit Errors: 0 Receive Errors: 0<br />Packets Dropped: 0 Packets Dropped: 590611<br />...<br />Max Collision Errors: 0 No Resource Errors: 590611<br />...<br />Hypervisor Send Failures: 126<br /> Receiver Failures: 126<br /> Send Errors: 0<br />Hypervisor Receive Failures: 590611<br />...<br />Receive Information <br /> Receive Buffers <br /> Buffer Type Tiny Small Medium Large Huge<br /> Min Buffers 4096 4096 512 128 128<br /> Max Buffers 4096 4096 512 128 128<br /> Allocated 4096 4096 512 128 128<br /> Registered 4096 4096 512 128 128<br /> History <br /> Max Allocated 4096 4096 512 128 128<br />...<br /><br />What is your suggestion?<br />Anonymousnoreply@blogger.com