MongoDB Error: exception in initAndListen std::exception: boost::filesystem::exists: Permission denied: “/sys/devices/system/node/node1”

I found this error while installed yum install mongo-10gen-2.2.3 mongo-10gen-server-2.2.3 in CentOS 6.4 64bit Wed Oct 16 16:19:08 [initandlisten] MongoDB starting : pid=22457 port=27017 dbpath=/var/lib/mongo 64-bit host=xxxxxxx.net Wed Oct 16 16:19:08 [initandlisten] exception in initAndListen std::exception: boost::filesystem::exists: Permission denied: “/sys/devices/system/node/node1”, terminating Wed Oct 16 16:19:08 dbexit: Wed Oct 16 16:19:08 [initandlisten] shutdown: going to close

MongoDB Error: exception in initAndListen std::exception: boost::filesystem::exists: Permission denied: “/sys/devices/system/node/node1” Read More »

MongoDB Error: about to fork child process, waiting until server is ready for connections.

I tried to install MongoDB to CentOS 6.4 64Bit and found the error while I launch mongodb like this: numactl –interleave=all /usr/bin/mongod -f /etc/mongod.conf Here are the error code. about to fork child process, waiting until server is ready for connections. forked process: 9713 Wed Oct 16 02:00:00.640 terminate() called, printing stack (if implemented for platform): 0xdddd81 0x6cfbae 0x35d60203be6 0x35d60203c13 0x35d60203d0e 0x35d601a8ce7 0x35d60201a04 0x35d601ad3bc 0x35d601ae226 0xdfb5df 0[…]

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Script for optimizing images in a directory (recursive) in Linux

!/bin/sh script for optimizing images in a directory (recursive) pngcrush & jpegtran settings from: http://developer.yahoo.com/performance/rules.html#opt_images pngcrush for png in find $1 -iname “*.png”; do echo “crushing $png …” pngcrush -rem alla -reduce -brute “$png” temp.png # preserve original on error if [ $? = 0 ]; then mv -f temp.png $png else rm temp.png fi

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