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Update commands.md

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John-Paul Bader
2022-08-03 08:53:56 +02:00
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@ -127,6 +127,7 @@ netstat -m # display buffer usage
netstat -Lan # display status of listen queues netstat -Lan # display status of listen queues
netstat -s # display extensive statistics per protocol (use -p tcp to only show tcp) netstat -s # display extensive statistics per protocol (use -p tcp to only show tcp)
sockstat -l # display listening sockets, process names and pids sockstat -l # display listening sockets, process names and pids
sockstat -4 # display all IPv4 sockets - good with -l as above
sysctl kern.ipc.numopensockets # display number of open sockets sysctl kern.ipc.numopensockets # display number of open sockets
vmstat -z | egrep "ITEM|tcpcb" # number of hash table buckets to handle incoming tcp connections vmstat -z | egrep "ITEM|tcpcb" # number of hash table buckets to handle incoming tcp connections
increase net.inet.tcp.tcbhashsize if hitting the limit increase net.inet.tcp.tcbhashsize if hitting the limit
@ -177,16 +178,6 @@ ezjail-admin delete -w hostname # delete the jail (in case you use zfs a
ezjail-admin update -U -s 11.1-RELEASE # update basejail from -s <RELEASE> to current host system ezjail-admin update -U -s 11.1-RELEASE # update basejail from -s <RELEASE> to current host system
``` ```
# Common sysctl's to set
```
hw.usb.no_shutdown_wait=1 # don't wait for USB devices when shutting down (if your system hangs when
rebooting)
kern.maxfiles=204800 # Increase file descriptor limits
kern.maxfilesperproc=200000
```
# Boot Environments # Boot Environments
``` ```
bectl list # List existing boot environments bectl list # List existing boot environments