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gerrit / gerrit / 7aa39afb99c7e5c8c9f715ad41d67c9146196368 / . / Documentation / cmd-show-caches.txt
blob: 5d6ab20c1e3bf94e60b00bfe65d94021b50ea52a [file] [log] [blame]
Shawn O. Pearce4016a932009-05-28 15:12:40 -0700[diff] [blame]1gerrit show-caches
2===================
3
Yuxuan 'fishy' Wang61698b12013-12-20 12:55:51 -0800[diff] [blame]4== NAME
Shawn O. Pearce4016a932009-05-28 15:12:40 -0700[diff] [blame]5gerrit show-caches - Display current cache statistics
6
Yuxuan 'fishy' Wang61698b12013-12-20 12:55:51 -0800[diff] [blame]7== SYNOPSIS
Yuxuan 'fishy' Wangd85b6872013-11-15 11:47:46 -0800[diff] [blame]8--
Shawn O. Pearce2b4cd952011-06-21 10:07:13 -0700[diff] [blame]9'ssh' -p <port> <host> 'gerrit show-caches' [--gc] [--show-jvm]
Yuxuan 'fishy' Wangd85b6872013-11-15 11:47:46 -0800[diff] [blame]10--
Shawn O. Pearce4016a932009-05-28 15:12:40 -0700[diff] [blame]11
Yuxuan 'fishy' Wang61698b12013-12-20 12:55:51 -0800[diff] [blame]12== DESCRIPTION
Shawn O. Pearce4016a932009-05-28 15:12:40 -0700[diff] [blame]13Display statistics about the size and hit ratio of in-memory caches.
14
Yuxuan 'fishy' Wang61698b12013-12-20 12:55:51 -0800[diff] [blame]15== OPTIONS
Shawn O. Pearce2b4cd952011-06-21 10:07:13 -0700[diff] [blame]16--gc::
17 Request Java garbage collection before displaying information
18 about the Java memory heap.
19
20--show-jvm::
21 List the name and version of the Java virtual machine, host
22 operating system, and other details about the environment
23 that Gerrit Code Review is running in.
24
Saša Živkov96468eb2014-06-06 15:02:09 +0200[diff] [blame]25--show-threads::
26 Show detailed counts for Gerrit specific threads.
27
Doug Kelly6599d772013-06-11 01:36:31 -0500[diff] [blame]28--width::
29-w::
30 Width of the output table.
31
Yuxuan 'fishy' Wang61698b12013-12-20 12:55:51 -0800[diff] [blame]32== ACCESS
Dave Borowitz664d0402015-06-11 15:35:48 -0400[diff] [blame]33The caller must be a member of a group that is granted one of the
34following capabilities:
35
36* link:access-control.html#capability_viewCaches[View Caches]
37* link:access-control.html#capability_maintainServer[Maintain Server]
38* link:access-control.html#capability_administrateServer[Administrate Server]
Edwin Kempin4279d4b2014-06-30 16:21:28 +0200[diff] [blame]39
40The summary information about SSH, threads, tasks, memory and JVM are
41only printed out if the caller is a member of a group that is granted
42the link:access-control.html#capability_administrateServer[Administrate
Dave Borowitz664d0402015-06-11 15:35:48 -0400[diff] [blame]43Server] or link:access-control.html#capability_maintainServer[Maintain
Edwin Kempin4279d4b2014-06-30 16:21:28 +0200[diff] [blame]44Server] capability.
Shawn O. Pearce4016a932009-05-28 15:12:40 -0700[diff] [blame]45
Yuxuan 'fishy' Wang61698b12013-12-20 12:55:51 -0800[diff] [blame]46== SCRIPTING
Shawn O. Pearce4016a932009-05-28 15:12:40 -0700[diff] [blame]47Intended for interactive use only.
48
Yuxuan 'fishy' Wang61698b12013-12-20 12:55:51 -0800[diff] [blame]49== EXAMPLES
Shawn O. Pearce4016a932009-05-28 15:12:40 -0700[diff] [blame]50
51====
Edwin Kempin2eb93102014-05-23 11:22:00 +0200[diff] [blame]52 $ ssh -p 29418 review.example.com gerrit show-caches
53 Gerrit Code Review 2.9 now 11:14:13 CEST
54 uptime 6 days 20 hrs
55 Name |Entries | AvgGet |Hit Ratio|
56 | Mem Disk Space| |Mem Disk|
57 --------------------------------+---------------------+---------+---------+
58 accounts | 4096 | 3.4ms | 99% |
59 accounts_byemail | 1024 | 7.6ms | 98% |
60 accounts_byname | 4096 | 11.3ms | 99% |
61 adv_bases | | | |
62 changes | | 27.1ms | 0% |
63 groups | 5646 | 11.8ms | 97% |
64 groups_byinclude | 230 | 2.4ms | 62% |
65 groups_byname | | | |
66 groups_byuuid | 5612 | 29.2ms | 99% |
67 groups_external | 1 | 1.5s | 98% |
68 groups_members | 5714 | 19.7ms | 99% |
69 ldap_group_existence | | | |
70 ldap_groups | 650 | 680.5ms | 99% |
71 ldap_groups_byinclude | 1024 | | 83% |
72 ldap_usernames | 390 | 3.8ms | 81% |
73 permission_sort | 16384 | | 99% |
74 plugin_resources | | | |
75 project_list | 1 | 3.8s | 99% |
76 projects | 6477 | 2.9ms | 99% |
77 sshkeys | 2048 | 12.5ms | 99% |
78 D diff | 1299 62033 132.36m| 22.0ms | 85% 99%|
79 D diff_intraline | 12777 218651 128.45m| 171.1ms | 31% 96%|
80 D git_tags | 3 6 11.85k| | 0% 100%|
81 D web_sessions | 1024 151714 59.10m| | 99% 57%|
82
83 SSH: 385 users, oldest session started 6 days 20 hrs ago
84 Tasks: 10 total = 6 running + 0 ready + 4 sleeping
85 Mem: 14.94g total = 3.04g used + 11.89g free + 10.00m buffers
86 28.44g max
Edwin Kempin8b778182014-06-24 14:07:05 +0200[diff] [blame]87 107 open files
88
89 Threads: 4 CPUs available, 371 threads
Shawn O. Pearce4016a932009-05-28 15:12:40 -0700[diff] [blame]90====
91
Yuxuan 'fishy' Wang61698b12013-12-20 12:55:51 -0800[diff] [blame]92== SEE ALSO
Shawn O. Pearce4016a932009-05-28 15:12:40 -0700[diff] [blame]93
94* link:cmd-flush-caches.html[gerrit flush-caches]
Shawn O. Pearce8efb2a72009-08-18 19:45:33 -0700[diff] [blame]95* link:config-gerrit.html#cache[Cache Configuration]
Shawn O. Pearce4016a932009-05-28 15:12:40 -0700[diff] [blame]96* link:config-gerrit.html#cache_names[Standard Caches]
Shawn O. Pearce5500e692009-05-28 15:55:01 -0700[diff] [blame]97
98GERRIT
99------
100Part of link:index.html[Gerrit Code Review]
Yuxuan 'fishy' Wang99cb68d2013-10-31 17:26:00 -0700[diff] [blame]101
102SEARCHBOX
103---------