Difference between revisions of "Lsof"
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↑ http://man7.org/linux/man-pages/man8/lsof.8.html
↑ https://www.thegeekstuff.com/2012/08/lsof-command-examples/
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| − | <code>lsof</code><ref>http://man7.org/linux/man-pages/man8/lsof.8.html</ref> list open files and [[network]] connections. | + | {{lc}} |
| + | <code>[[wikipedia:lsof]]</code><ref>http://man7.org/linux/man-pages/man8/lsof.8.html</ref> list open files and [[network]] connections. | ||
== Basic commands == | == Basic commands == | ||
| + | * <code>lsof /path/to/file</code> or <code>lsof /path/to/dir</code> or <code>lsof [[/dev/]]sdc1</code> | ||
* <code>lsof -t /path/to/file</code> | * <code>lsof -t /path/to/file</code> | ||
| − | + | ::<code>-t</code> terse output with process identifiers only and no header | |
| + | |||
| + | === Files related === | ||
List all open files by a specific process: | List all open files by a specific process: | ||
| − | * <code>lsof -p PID</code> | + | * <code>[[lsof -p]] PID</code> |
| − | |||
* <code>lsof -u USERNAME</code> | * <code>lsof -u USERNAME</code> | ||
| + | * <code>lsof -a +L1 /path/to/fs</code> (shows open, [[unlinked]] files) or <code>[[lsof -nP]] | grep '(deleted)'</code> | ||
| + | * [[lsof +D /path/to/dir]] | ||
=== Network related === | === Network related === | ||
| − | * <code>lsof -i</code><ref>https://www.thegeekstuff.com/2012/08/lsof-command-examples/</ref> | + | * <code>[[lsof -i]]</code> <ref>https://www.thegeekstuff.com/2012/08/lsof-command-examples/</ref> |
Open [[TCP]] ports: | Open [[TCP]] ports: | ||
| − | * <code>lsof -iTCP -sTCP:LISTEN -P -n</code> | + | * <code>[[lsof -iTCP -sTCP:LISTEN -P -n]]</code> |
Open [[UDP]] ports: | Open [[UDP]] ports: | ||
* <code>lsof -iUDP -P -n</code> | * <code>lsof -iUDP -P -n</code> | ||
| + | * [[macOS]]: <code>sudo lsof -iTCP -sTCP:LISTEN -n -P</code> | ||
== Related commands == | == Related commands == | ||
| Line 22: | Line 28: | ||
* <code>[[proc]]</code> | * <code>[[proc]]</code> | ||
* <code>[[fuser]]</code> | * <code>[[fuser]]</code> | ||
| + | * <code>lsof /dev/[[pts]]/*</code> | ||
| + | * <code>[[lsof -Pnl +c0 +M -i4]]</code> | ||
== Activities == | == Activities == | ||
# Read <code>lsof</code> questions on StackExchange: https://unix.stackexchange.com/questions/tagged/lsof?tab=Votes | # Read <code>lsof</code> questions on StackExchange: https://unix.stackexchange.com/questions/tagged/lsof?tab=Votes | ||
# Review further examples in https://www.thegeekstuff.com/2012/08/lsof-command-examples/ | # Review further examples in https://www.thegeekstuff.com/2012/08/lsof-command-examples/ | ||
| + | # Read https://www.akadia.com/services/lsof_quickstart.txt | ||
== See also == | == See also == | ||
* {{lsof}} | * {{lsof}} | ||
| − | * | + | * {{kill}} |
* {{Linux networking commands}} | * {{Linux networking commands}} | ||
* {{files}} | * {{files}} | ||
Latest revision as of 16:17, 11 February 2024
wikipedia:lsof[1] list open files and network connections.
Contents
Basic commands[edit]
lsof /path/to/fileorlsof /path/to/dirorlsof /dev/sdc1lsof -t /path/to/file
-tterse output with process identifiers only and no header
[edit]
List all open files by a specific process:
lsof -p PIDlsof -u USERNAMElsof -a +L1 /path/to/fs(shows open, unlinked files) orlsof -nP | grep '(deleted)'- lsof +D /path/to/dir
[edit]
Open TCP ports:
Open UDP ports:
lsof -iUDP -P -n
- macOS:
sudo lsof -iTCP -sTCP:LISTEN -n -P
Related commands[edit]
Activities[edit]
- Read
lsofquestions on StackExchange: https://unix.stackexchange.com/questions/tagged/lsof?tab=Votes - Review further examples in https://www.thegeekstuff.com/2012/08/lsof-command-examples/
- Read https://www.akadia.com/services/lsof_quickstart.txt
See also[edit]
lsof,strace,auditctl,fuserkill,killall,pkill,xkill,podman kill,docker kill, SIGINT, SIGTERM, rfkill,killall5,kill 1,launchctl kill (macOS),kill -9, kill -15, signalip[link, route],ifconfignetstatsslsofpingethtoolmii-toolarpingnmcli(RHEL)routenetworkctl,netplan,tc- file, File system, directory,
touch,mkdir,ls,lntruncate,fallocate,split,stat, inode, File descriptor, superblock, block size (blockdev),fuser,lsof,scrub,chattr, ulimit (nofiles),cp,mv,file (command),mkfifo,chmod
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