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= gerrit show-caches
== NAME
gerrit show-caches - Display current cache statistics
== SYNOPSIS
[verse]
--
_ssh_ -p <port> <host> _gerrit show-caches_
[--gc]
[--show-jvm]
--
== DESCRIPTION
Display statistics about the size and hit ratio of in-memory caches.
== OPTIONS
--gc::
Request Java garbage collection before displaying information
about the Java memory heap.
--show-jvm::
List the name and version of the Java virtual machine, host
operating system, and other details about the environment
that Gerrit Code Review is running in.
--show-threads::
Show detailed counts for Gerrit specific threads.
--width::
-w::
Width of the output table.
== ACCESS
The caller must be a member of a group that is granted one of the
following capabilities:
* link:access-control.html#capability_viewCaches[View Caches]
* link:access-control.html#capability_maintainServer[Maintain Server]
* link:access-control.html#capability_administrateServer[Administrate Server]
The summary information about SSH, threads, tasks, memory and JVM are
only printed out if the caller is a member of a group that is granted
the link:access-control.html#capability_administrateServer[Administrate
Server] or link:access-control.html#capability_maintainServer[Maintain
Server] capability.
== SCRIPTING
Intended for interactive use only.
== EXAMPLES
----
$ ssh -p 29418 review.example.com gerrit show-caches
Gerrit Code Review 2.9 now 11:14:13 CEST
uptime 6 days 20 hrs
Name |Entries | AvgGet |Hit Ratio|
| Mem Disk Space| |Mem Disk|
--------------------------------+---------------------+---------+---------+
accounts | 4096 | 3.4ms | 99% |
adv_bases | | | |
changes | | 27.1ms | 0% |
groups | 5646 | 11.8ms | 97% |
groups_bymember | | | |
groups_byname | | | |
groups_bysubgroup | 230 | 2.4ms | 62% |
groups_byuuid | 5612 | 29.2ms | 99% |
groups_external | 1 | 1.5s | 98% |
groups_subgroups | 5714 | 19.7ms | 99% |
ldap_group_existence | | | |
ldap_groups | 650 | 680.5ms | 99% |
ldap_groups_byinclude | 1024 | | 83% |
ldap_usernames | 390 | 3.8ms | 81% |
permission_sort | 16384 | | 99% |
plugin_resources | | | |
project_list | 1 | 3.8s | 99% |
projects | 6477 | 2.9ms | 99% |
sshkeys | 2048 | 12.5ms | 99% |
D diff | 1299 62033 132.36m| 22.0ms | 85% 99%|
D diff_intraline | 12777 218651 128.45m| 171.1ms | 31% 96%|
D git_tags | 3 6 11.85k| | 0% 100%|
D web_sessions | 1024 151714 59.10m| | 99% 57%|
SSH: 385 users, oldest session started 6 days 20 hrs ago
Tasks: 10 total = 6 running + 0 ready + 4 sleeping
Mem: 14.94g total = 3.04g used + 11.89g free + 10.00m buffers
28.44g max
107 open files
Threads: 4 CPUs available, 371 threads
----
== SEE ALSO
* link:cmd-flush-caches.html[gerrit flush-caches]
* link:config-gerrit.html#cache[Cache Configuration]
* link:config-gerrit.html#cache_names[Standard Caches]
GERRIT
------
Part of link:index.html[Gerrit Code Review]
SEARCHBOX
---------
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