bash:history_-_enable_timestamp
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| bash:history_-_enable_timestamp [2020/07/15 09:30] – external edit 127.0.0.1 | bash:history_-_enable_timestamp [2021/01/26 16:24] (current) – removed peter | ||
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| - | ====== BASH - History - Enable Timestamp ====== | ||
| - | |||
| - | **history** is used to keep track of all commands that were executed on a Linux machine. | ||
| - | |||
| - | By default, the **history** command stores the last one thousand commands. | ||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== History ===== | ||
| - | |||
| - | <code bash> | ||
| - | history | ||
| - | </ | ||
| - | |||
| - | returns: | ||
| - | |||
| - | <code bash> | ||
| - | 1 vi .config/ | ||
| - | 2 beet ls | ||
| - | 3 beet remove | ||
| - | 4 beet import / | ||
| - | 5 beet ls | ||
| - | 6 vi .config/ | ||
| - | 7 beet ls | ||
| - | 8 beet import / | ||
| - | 9 beet ls | ||
| - | | ||
| - | | ||
| - | ... | ||
| - | </ | ||
| - | |||
| - | As can be seen the timestamp is not in the output. | ||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== Add timestamp to history ===== | ||
| - | |||
| - | <code bash> | ||
| - | export HISTTIMEFORMAT=" | ||
| - | </ | ||
| - | |||
| - | * **%F**: | ||
| - | * **%T**: | ||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== History ===== | ||
| - | |||
| - | <code bash> | ||
| - | history | ||
| - | </ | ||
| - | |||
| - | returns: | ||
| - | |||
| - | <code bash> | ||
| - | 1 2019-12-23 13:02:38 vi .config/ | ||
| - | 2 2019-12-23 13:02:38 beet ls | ||
| - | 3 2019-12-23 13:02:38 beet remove | ||
| - | 4 2019-12-23 13:02:38 beet import / | ||
| - | 5 2019-12-23 13:02:38 beet ls | ||
| - | 6 2019-12-23 13:02:38 vi .config/ | ||
| - | 7 2019-12-23 13:02:38 beet ls | ||
| - | 8 2019-12-23 13:02:38 beet import / | ||
| - | 9 2019-12-23 13:02:38 beet ls | ||
| - | | ||
| - | | ||
| - | ... | ||
| - | </ | ||
| - | |||
| - | ---- | ||
| - | |||
| - | ===== Make “HISTTIMEFORMAT” variable persistent across reboots ===== | ||
| - | |||
| - | Add this line to the .bashrc file. | ||
| - | |||
| - | <file bash ~/ | ||
| - | ... | ||
| - | export HISTTIMEFORMAT=" | ||
| - | ... | ||
| - | </ | ||
| - | |||
| - | and enable this change: | ||
| - | |||
| - | <code bash> | ||
| - | source | ||
| - | </ | ||
| - | |||
| - | If you want to enable timestamp in history command for all local users too, then define the variable HISTTIMEFORMAT in / | ||
bash/history_-_enable_timestamp.1594805433.txt.gz · Last modified: 2020/07/15 09:30 by 127.0.0.1