Environment :RHEL 5, RHEL 6File system : ext3, ext4,xfs, gfsAns : Partition table msdos has limitation of partition table size and it is less than equal 2TB. Use parted command to change the partition table type to support more than 2TB size. Please do like :---#parted /dev/dev_name#mklabel gpt#quit---That's it.Try...
Friday, 22 April 2011
Monday, 11 April 2011
How to compress and uncompress image file on linux?
Posted on 22:06 by Unknown
Use the following command :1.UNCOMPRESS : uncompress the image and extract the archive into /tmp/initrd-----#gzip -dc < /tmp/initrd.img | cpio -idv ----- or ---- zcat -d image|cpio -idv ---- 2COMPRESS :a) Generate a list of files to be made into a new cpio archive. -----#find . -depth -print | cpio -ovc > ../custom-initrd.cpio-----b) gzip the cpio image:-----#gzip -9 ../custom-initrd.cpio-----t...
worker(ie threaded) MPM vs pre-fork(non -threaded) MPM
Posted on 21:51 by Unknown
Guys,Apache comes in a few different flavours. The two most common are pre-forked (multi-process) and multi-threaded (worker). If you're doing lots of little static connections, threads would be lighter and faster. If you just have few big apps constantly spawned, prefork might have an edge due it's maturity and stability.The multi-threaded version often faster and takes less memory. Apache must fully support a multi-threaded environment. Modules that are not 100% thread-safe can cause Apache to crash or behave strangely. The pre-forked version...
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