Debugging truss executable /* Trace doing of given command ( useful debugging ) */ truss -f -p <pid of a shell> /* Using multiple windows, this can be used to trace setuid/setgid programs */ [ Back to Top ] Arp, ethernet trouble shooting arp -a . /* Shows the ethernet address arp table */ arp -d myhost /* Delete a stale ethernet entry for host myhost */ Disk Commands du -k . /* Reports disk space used in Kilobytes */ du -sk . /* Reports only total disk space used in Kilobytes */ du -ad /var sort -nr /* Tells you how big the /var files are in reverse order */ fdformat -d -U /* Format diskette */ /usr/bin/iostat -E /* Command to display drives statistics */ /bin/mount -F hsfs -o ro /dev/sr0 /cdrom /* Mount an ISO 9660 CDROM */ prtvtoc /dev/rdsk/c0t0d0s2 /* Disk geometry and partitioning info */ quot -af /* How mUCh space is used by users in kilobytes */ Driver Parameters ndd /dev/ip \? /* Shows IP variables in the kernel */ ndd /dev/ip ip_forwarding /* Tells you if forwarding is on (=1) */ ndd -set /dev/ip ip_forwarding 1 /* Enables IP forwarding between interfaces */ File Manipulation dos2unix -ascii <filename> /* Converts DOS file formats to Unix */ split /* Split files into pieces */ [vi] : %s/existing/new/g /* Search and Replace text in vi */ [vi] :set nu /* Set line numbers in vi */ [vi] :set ts=[num] /* Set tab stops in vi */ File System cat /dev/null > filename /* Zero's out the file without breaking pipe */ dd if=/dev/rdsk/... of=/dev/rdsk/... bs=4096 /* Make a mirror image of your boot disk */ df -k grep dg awk '{print $6}' xargs -n 1 umount /* Unmount all file systems in disk group dg */ fsck -F ufs /dev/rdsk/c0t0d0s0 /* Check a UFS filesystem on c0t0d0s0 */ fsck -F ufs -y /dev/rdsk/c0t0d0s0 /* Check answering yes to all questions */ fsck -F ufs -o b=97472 /dev/rdsk/c0t0d0s0 /* Check using an alternate super block */ gzip -dc file1.tar.gz tar xf - /* Unpack .tar.gz files in place */ ls -la awk '{ print $5," ",$9 }' sort -rn /* File sizes of current Directory */ mount -f pcfs /dev/dsk/c0d0p1 /eXPort/dos /* Mount DOS fdisk partition from Solaris */ mount -F ufs -o rw,remount / /* Used to remount root to make it writeable */ mount -o remount,logging /spare /* Re-mount the ro file system rw and turn on ufs logging */ tar cvf filename.tar /* Create a tape (tar) archive */ tar xvf filename.tar /* Extract a tape (tar) archive */ tar cf - . (cd /newdir ;
tar xf -) /* Recursively copy files and their permissions */ /sbin/uadmin x x /* Syncs File Systems and Reboots systems fast */ zcat <patch_file.tar.Z tar xvf - /* Extract the patch_file that is a compressed tar file */ File Transfer put " tar cf - ." filename.tar /* Undocumented Feature of FTP */ find . -depth cpio -pdmv /path/tobe/copied/to /* Fast alternative to cp -pr */ sendport /* Transferring large numbers of files within the same ftp control session */ General /usr/bin/catman -w /* Create windex databases for man page directories */ mailx -H -u <username> /* List out mail headers for specified user */ set filec /* Set file-completion for csh */ Hardware cfgadm /* Verify reconfigurable hardware resources */ m64config -prconf /* Print M64 hardware configuration */ m64config -depth 824 /* Sets the screen depth of your M64 graphics accelerator */ m64config -res 'video_mode' /* Change the resolution of your M64 graphics accelerator */ Kernel /usr/sbin/modinfo /* Display kernel module information */ /usr/sbin/modload <module> /* Load a kernel module */ /usr/sbin/modunload -i <module id> /* Unload a kernel module */ nm -x /dev/ksyms grep OBJ more /* Tuneable kernel parameters */ /usr/sbin/sysdef /* Show system kernal tunable details */ Memory prtconf grep "Memory size" /* Display Memory Size */ Network Information ndd /dev/arp arp_cache_report /* Prints ARP table in cache with IP and MAC address */ netstat -a grep EST wc -l /* Displays number active established connections to the localhost */ netstat -k hme0 /* Undocumented netstat command */ netstat -i /* Show the TCP/IP network interfaces */ netstat -np /* Similar to arp -a without name resolution */ netstat -r /* Show network route table */ netstat -rn /* Displays routing information but bypasses hostname lookup. */ netstat -a more /* Show the state of all sockets */ traceroute <ipaddress> /* Follow the route to the ipaddress */ Network/Tuning ifconfig eth0 mtu 1500 /* Change MTU of interface */ ifconfig eth0 10.1.1.1 netmask 255.255.255.255 /* Add an Interface */ /sbin/ifconfig hme0:1 inet 10.210.xx.xxx netmask 255.255.0.0 broadcast 10.210.xxx.xxx /* Virtual Interfaces */ /sbin/ifconfig hme0:1 up /* Bring virtual interface up */ /usr/sbin/ndd -set /dev/hme adv_100fdx_cap 1 /* Nailling to 100Mbps */ ndd -set /dev/ip ip_addrs_per_if 1-8192 /* To set more than 256 virtual ip addresses. */ ndd -set /dev/tcp tcp_xmit_hiwat 65535 /* Increase TCP-transmitbuffers */ ndd -set /dev/tcp tcp_recv_hiwat 65535 /* Increase TCP-receivebuffers */ Processes fuser -uc /var /* Processes that are running from /var */ kill -HUP `ps -ef grep [p]roccess awk '{print $2}'` /* HUP any related process in one step */ pfiles <
pid> /* Shows processes' current open files */ pkill -n <name> /* Kill a process by name */ kill `ps -ef grep program_name grep -v grep cut -f8 -d ' '` /* pkill for solaris 2.6 */ prstat -a /* An alternative for top command */ /usr/ucb/ps -aux more /* Displays CPU % usage for each process in ascending order */ /usr/ucb/ps -auxww grep <process name> /* Gives the full listing of the process (long listing) */ ps -ef grep -i <string> awk '{ print $2 }' /* Creates list of running PID by */ ps -ef grep -v "0:00" more /* Gives you a list of any process with CPU time more than 0:00 */ ps -ef more /* Show all processes running */ ps -fu Oraclegrep pmon /* See which instances of Oracle are running */ /usr/proc/bin/ptree <pid> /* Print the parent/child process 'tree' of a process */ /usr/proc/bin/pwdx <pid> /* Print the working directory of a process */ top -b 1 /* Returns the process utilizing the most cpu and quits */ Resource Management /usr/bin/ldd [filename] /* List the dynamic dependencies of executable files */ /usr/proc/bin/pmap pid /* Report address space map a process occupies */ Route Configuration route add net 128.50.0.0 128.50.1.6 1 /* Adds rou
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