Re: [Openstack] Swift reliability

2012-09-27 Thread Phil Holden
Hello, In https://lists.launchpad.net/openstack/msg16969.html John Dickinson wrote The 404s on object PUTs are probably related to the timeout errors you are seeing on the container servers. This may be because of IO contention on your hardware (eg overtaxed drives). How does the disk

[Openstack] Swift reliability

2012-09-26 Thread Phil Holden
Hello, I have been continuing to run the Swift reliability test described at https://answers.launchpad.net/swift/+question/201627 This is now using ext4 filesystems but continues to have some issues. The test has been resized a little and now consists of 40 threads doing a PUT with an

Re: [Openstack] Swift reliability

2012-09-26 Thread John Dickinson
The 404s on object PUTs are probably related to the timeout errors you are seeing on the container servers. This may be because of IO contention on your hardware (eg overtaxed drives). How does the disk IO look on your physical hardware? The disk full errors may be because you are running out

Re: [Openstack] Swift reliability

2012-09-26 Thread Andrew Hale
PM Subject: Re: [Openstack] Swift reliability The 404s on object PUTs are probably related to the timeout errors you are seeing on the container servers. This may be because of IO contention on your hardware (eg overtaxed drives). How does the disk IO look on your physical hardware? The disk