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There are various filesystems on Linux, some being cluster aware, some being taking care of data integrity and so on. I have been using tools below to measure and compare performance of each: bonnie dbench postmark iozone Hope that helps…
For the wordpress theme you are using on your blog, you might like to change the background image. Some themes support that directly and some don’t. But you still have a chance.
If from the /var/log/messages you are receiving network / o2net related errors and some OCFS2 / system functionality is not available or not working properly, generating a ‘tcpdump’ over the network interconnect may help to diagnose the problem for root cause analysis (RCA).
In /var/log/messages you see that there may be some problems with the XenStore Daemon (xenstored) of the Oracle VM or Xen Server. In some cases it will be useful to have a debug trace of XenStore daemon for its operation.
Humm .. I have been programming J2ME for MotoROKR E6 and liked it.. Now have an iPhone 3G and I see that there is more opportunity. Considering to buy a nice book/guide for iPhone app development.. There are many options, and I’d like to have your ideas:
With traceroute-1.4a12-XX the -F argument is used to avoid intra-switch fragmentation. From traceroute(8) manpage: … -F Set the “don’t fragment” bit. … When ‘-F’ is specified the traceroute fails to get connected. Even with localhost:
While transmitting data in Urgent Mode at the socket layer: Urgent mode is initiated using send(…, MSG_OOB), Current outgoing queue is longer than MTU Several packets are sent out with the URG flag set. The Urgent Pointer field in the TCP header is not updated correctly. Instead, it stays the same.