eurolampia.uk / 127.0.0.1 / information_schema / INNODB_METRICS

There are no favourite tables.

Customise appearance of the navigation panel.

Navigation panel

Show databases navigation as tree In the navigation panel, replaces the database tree with a selector
Link with main panel Link with main panel by highlighting the current database or table.
Display logo Show logo in navigation panel.
Logo link URL URL where logo in the navigation panel will point to.
Logo link target Open the linked page in the main window (`main`) or in a new one (`new`).
Enable highlighting Highlight server under the mouse cursor.
Maximum items on first level The number of items that can be displayed on each page on the first level of the navigation tree.
Minimum number of items to display the filter box Defines the minimum number of items (tables, views, routines and events) to display a filter box.
Recently used tables Maximum number of recently used tables; set 0 to disable.
Favourite tables Maximum number of favourite tables; set 0 to disable.
Navigation panel width Set to 0 to collapse navigation panel.

Customise the navigation tree.

Navigation tree

Maximum items in branch The number of items that can be displayed on each page of the navigation tree.
Group items in the tree Group items in the navigation tree (determined by the separator defined in the Databases and Tables tabs above).
Enable navigation tree expansion Whether to offer the possibility of tree expansion in the navigation panel.
Show tables in tree Whether to show tables under database in the navigation tree
Show views in tree Whether to show views under database in the navigation tree
Show functions in tree Whether to show functions under database in the navigation tree
Show procedures in tree Whether to show procedures under database in the navigation tree
Show events in tree Whether to show events under database in the navigation tree
Expand single database Whether to expand single database in the navigation tree automatically.

Servers display options.

Servers

Display servers selection Display server choice at the top of the navigation panel.
Display servers as a list Show server listing as a list instead of a drop down.

Databases display options.

Databases

Minimum number of databases to display the database filter box
Database tree separator String that separates databases into different tree levels.

Tables display options.

Tables

Target for quick access icon
Target for second quick access icon
Table tree separator String that separates tables into different tree levels.
Maximum table tree depth

Drop files here

SQL upload ( 0 ) x -

Click on the bar to scroll to top of page

Press Ctrl+Enter to execute query

Collapse Expand Show trace Hide trace Time taken :

No bookmarks

Label: Target database: Share this bookmark

Always expand query messages
Show query history at start
Show current browsing query
Execute queries on Enter and insert new line with Shift+Enter. To make this permanent, view settings.
Switch to dark theme

Collapse Expand Requery Edit Explain Profiling Bookmark Query failed Database : Queried time :

Browse mode

Customise browse mode.

Browse mode

Table navigation bar Use only icons, only text or both.
How to display various action links Use only icons, only text or both.
Allow to display all the rows Whether a user should be displayed a "show all (rows)" button.
Maximum number of rows to display Number of rows displayed when browsing a result set. If the result set contains more rows, "Previous" and "Next" links will be shown.
Default sorting order `SMART` - i.e. descending order for columns of type TIME, DATE, DATETIME and TIMESTAMP, ascending order otherwise.
Highlight pointer Highlight row pointed by the mouse cursor.
Row marker Highlight selected rows.
Grid editing: trigger action
Grid editing: save all edited cells at once
Repeat headers Repeat the headers every X cells, `0` deactivates this feature.
Limit column characters Maximum number of characters shown in any non-numeric column on browse view.
Where to show the table row links These are Edit, Copy and Delete links.
Show row links anyway Whether to show row links even in the absence of a unique key.
Primary key default sort order Default sort order for tables with a primary key.
Remember table's sorting When browsing tables, the sorting of each table is remembered.
Relational display For display Options

Current selection does not contain a unique column. Grid edit, checkbox, Edit, Copy and Delete features are not available.

Showing rows 0 - ...

(Query took 0.0009 seconds.) [MAX_COUNT: 4054381056... - 27983...]

SELECT * FROM `INNODB_METRICS` ORDER BY `MAX_COUNT` DESC

[ Edit inline ] [ Edit ] [ Explain SQL ] [ Create PHP code ] [ Refresh ]

Filter rows:

NAME	SUBSYSTEM	COUNT	MAX_COUNT 1	MIN_COUNT	AVG_COUNT	COUNT_RESET	MAX_COUNT_RESET	MIN_COUNT_RESET	AVG_COUNT_RESET	TIME_ENABLED	TIME_DISABLED	TIME_ELAPSED	TIME_RESET	STATUS	TYPE	COMMENT
buffer_data_written	buffer	4054381056	4054381056	NULL	660.413104791715	4054381056	4054381056	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Amount of data written in bytes (innodb_data_writt...
buffer_data_reads	buffer	616303104	616303104	NULL	100.38884870061193	616303104	616303104	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Amount of data read in bytes (innodb_data_reads)
os_log_bytes_written	os	90874880	90874880	NULL	14.802496563454376	90874880	90874880	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Bytes of log written (innodb_os_log_written)
log_padded	recovery	28403712	28403712	NULL	4.626645441175249	28403712	28403712	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Bytes of log padded for log write ahead
buffer_pool_size	server	16777216	16777216	16777216	NULL	16777216	16777216	16777216	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	value	Server buffer pool size (all buffer pools) in byte...
buffer_pool_bytes_data	buffer	4243456	4489216	4194304	NULL	4243456	4489216	4194304	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	value	Buffer bytes containing data (innodb_buffer_pool_b...
buffer_pool_read_requests	buffer	2061423	2061423	NULL	0.3357826373286634	2061423	2061423	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of logical read requests (innodb_buffer_poo...
buffer_pool_bytes_dirty	buffer	114688	1949696	0	NULL	114688	1949696	0	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	value	Buffer bytes currently dirty (innodb_buffer_pool_b...
adaptive_hash_searches_btree	adaptive_hash_index	631852	631852	NULL	0.10292158909713855	631852	631852	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of searches using B-tree on an index search
innodb_rwlock_s_spin_rounds	server	413887	413887	NULL	0.06741754041555204	413887	413887	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of rwlock spin loop rounds due to shared la...
adaptive_hash_searches	adaptive_hash_index	238042	238042	NULL	0.038774366326071695	238042	238042	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of successful searches using Adaptive Hash ...
os_data_writes	os	214231	214231	NULL	0.03489582204989315	214231	214231	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of writes initiated (innodb_data_writes)
buffer_pool_write_requests	buffer	213815	213815	NULL	0.03482806032552667	213815	213815	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of write requests (innodb_buffer_pool_write...
log_write_requests	recovery	141038	141038	NULL	0.022973505002883945	141038	141038	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of log write requests (innodb_log_write_req...
os_data_fsyncs	os	129445	129445	NULL	0.021085135602449782	129445	129445	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of fsync() calls (innodb_data_fsyncs)
buffer_pages_written	buffer	120811	120811	NULL	0.01967875404432431	120811	120811	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of pages written (innodb_pages_written)
innodb_dblwr_pages_written	server	120680	120680	NULL	0.01965741561669929	120680	120680	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of pages that have been written for doublew...
os_log_fsyncs	os	73318	73318	NULL	0.01194267814207125	73318	73318	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of fsync log writes (innodb_os_log_fsyncs)
log_writes	recovery	59781	59781	NULL	0.009737652991232186	59781	59781	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of log writes (innodb_log_writes)
innodb_activity_count	server	57576	57576	NULL	0.009378483274337738	57576	57576	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Current server activity count
os_data_reads	os	37646	37646	NULL	0.006132110277645521	37646	37646	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of reads initiated (innodb_data_reads)
buffer_pool_reads	buffer	37612	37612	NULL	0.006126572059788646	37612	37612	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of reads directly from disk (innodb_buffer_...
buffer_pages_read	buffer	37611	37611	NULL	0.006126409171028149	37611	37611	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of pages read (innodb_pages_read)
dml_system_reads	dml	33643	33643	NULL	0.005480066569378639	33643	33643	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of system rows read
dml_updates	dml	27983	27983	NULL	0.004558116184969309	27983	27983	NULL	NULL	2026-03-10 19:36:47	NULL	6139159	NULL	enabled	status_counter	Number of rows updated

Filter rows:

Query results operations

Copy to clipboard

Export

Display chart

Create view