Achieving Top Network Performance - Red Hat Summit
Achieving Top Network Performance - Red Hat Summit Achieving Top Network Performance - Red Hat Summit
Wrap UP●Use this talk as suggestions of things to try● Our work is based on a private, local network – wide areanetwork will be different●●Do not assume “my” setting will work for you without sometweaksYour environment is probably different then mine.● Experiment ! (but be careful )●I should be around the Summit for the remainder of the week.●Feel free to stop me and ask questions, provide feedback,etc●There will be members of the Performance team in the booth
For More Information – Other talks●Performance Analysis & Tuning of Red Hat EnterpriseLinux – Shak and Larry● Part 1 - Thurs 2:30● Part 2 - Thurs 3:40●●Tuning Red Hat Systems for Databases - Sanjay Rao● Thurs 4:50Red Hat Storage Performance - Ben England● Fri 9:45
- Page 48 and 49: KVM Network Architecture - SR-IOV
- Page 50 and 51: KVM Architecture - Device Assignmen
- Page 52 and 53: RHEL6 - new features●●●●●
- Page 54 and 55: RHEL6 - new features●●Add getso
- Page 56 and 57: Receive Steering - improved message
- Page 58 and 59: Tuning Knobs - Overview●●●By
- Page 60 and 61: sysctl - View and set /proc/sys set
- Page 62 and 63: sysctl - TCP related settings●TCP
- Page 64 and 65: Why Bother ? - Teaser 1effect of ne
- Page 67 and 68: lspci - details# lspci -vvvs 81:00.
- Page 69 and 70: Why Bother - A quick teaser● ifco
- Page 71 and 72: Tuning- first pass bottleneck resol
- Page 73 and 74: Tuning - second pass setup●●●
- Page 75 and 76: Tuning - irqbalance disabled, netpe
- Page 77 and 78: Tuning - second pass●mpstat on th
- Page 79 and 80: Tuning - step 3●Try TCP_SENDFILE#
- Page 81 and 82: Tuning - checking ethtool -S eth4
- Page 83 and 84: Tuning - step 4●More buffers# ./n
- Page 85 and 86: Tuning - sanity check●Sometimes m
- Page 87 and 88: Throttling - cgroups in Action
- Page 89 and 90: Cgroup default mount points# cat /e
- Page 91 and 92: cgroups[root@dhcp1001950 ~]#
- Page 93 and 94: incorrect bindings
Change language