298 lines
16 KiB
Go
298 lines
16 KiB
Go
package rigger
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import (
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"fmt"
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"net/http"
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"ciyon/web/admin"
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c "ciyon/zciyon"
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)
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func Statsdb_init(w http.ResponseWriter, r *http.Request) bool {
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post := c.NewCiyPost(w, r)
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_, userid := admin.Verifyfast(r, c.CiyDB, post)
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if userid == 0 {
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return false
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}
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rows, err := c.CiyDB.Getraw("show global status")
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if err != nil {
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return false
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}
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stats := map[string]map[string]any{}
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for _, row := range rows {
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name := c.Tostr(row["Variable_name"])
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val := row["Value"]
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help := ""
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if name == "Aborted_clients" {
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help = "由于客户端没有正确关闭连接导致客户端终止而中断的连接数"
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} else if name == "Aborted_connects" {
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help = "试图连接到MySQL服务器而失败的连接数"
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} else if name == "Binlog_cache_disk_use" {
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help = "使用临时二进制日志缓存但超过binlog_cache_size值并使用临时文件来保存事务中的语句的事务数量"
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} else if name == "Binlog_cache_use" {
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help = "使用临时二进制日志缓存的事务数量"
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} else if name == "Bytes_received" {
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help = "从所有客户端接收到的字节数"
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} else if name == "Bytes_sent" {
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help = "发送给所有客户端的字节数"
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} else if name == "Compression" {
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help = "客户端与服务器之间只否启用压缩协议"
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} else if name == "Connections" {
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help = "试图连接到(不管是否成功)MySQL服务器的连接数"
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} else if name == "Created_tmp_disk_tables" {
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help = "服务器执行语句时在硬盘上自动创建的临时表的数量"
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} else if name == "Created_tmp_files" {
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help = "mysqld已经创建的临时文件的数量"
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} else if name == "Created_tmp_tables" {
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help = "服务器执行语句时自动创建的内存中的临时表的数量。<br/><code>如果Created_tmp_disk_tables较大，你可能要增加tmp_table_size值使临时 表基于内存而不基于硬盘</code>"
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} else if name == "Delayed_errors" {
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help = "用INSERT DELAYED写的出现错误的行数(可能为duplicate key)"
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} else if name == "Delayed_insert_threads" {
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help = "使用的INSERT DELAYED处理器线程数"
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} else if name == "Delayed_writes" {
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help = "写入的INSERT DELAYED行数"
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} else if name == "Flush_commands" {
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help = "执行的FLUSH语句数"
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} else if name == "Handler_commit" {
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help = "内部提交语句数"
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} else if name == "Handler_delete" {
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help = "行从表中删除的次数"
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} else if name == "Handler_discover" {
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help = "MySQL服务器可以问NDB CLUSTER存储引擎是否知道某一名字的表。<br/><code>这被称作发现。Handler_discover说明通过该方法发现的次数</code>"
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} else if name == "Handler_prepare" {
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help = "预编译次数"
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} else if name == "Handler_read_first" {
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help = "索引中第一条被读的次数。<br/><code>如果较高，它建议服务器正执行大量全索引扫描；例如，SELECT col1 FROM foo，假定col1有索引</code>"
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} else if name == "Handler_read_key" {
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help = "根据键读一行的请求数。<br/><code>如果较高，说明查询和表的索引正确</code>"
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} else if name == "Handler_read_next" {
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help = "按照键顺序读下一行的请求数。<br/><code>如果你用范围约束或如果执行索引扫描来查询索引列，该值增加</code>"
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} else if name == "Handler_read_prev" {
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help = "按照键顺序读前一行的请求数。<br/><code>该读方法主要用于优化ORDER BY</code>"
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} else if name == "Handler_read_rnd" {
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help = "根据固定位置读一行的请求数。<br/><code>如果你正执行大量查询并需要对结果进行排序该值较高。</code><br/><code>你可能使用了大量需要MySQL扫描整个表的查询或你的连接没有正确使用键</code>"
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} else if name == "Handler_read_rnd_next" {
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help = "在数据文件中读下一行的请求数。<br/><code>如果你正进行大量的表扫描，该值较高。通常说明你的表索引不正确或写入的查询没有利用索引</code>"
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} else if name == "Handler_read_last" {
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help = "从主键的最后一个位置开始读取"
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} else if name == "Handler_rollback" {
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help = "内部ROLLBACK语句的数量"
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} else if name == "Handler_savepoint" {
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help = "在一个存储引擎放置一个保存点的请求数量。"
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} else if name == "Handler_savepoint_rollback" {
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help = "在一个存储引擎的要求回滚到一个保存点数目"
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} else if name == "Handler_update" {
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help = "在表内更新一行的请求数"
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} else if name == "Handler_write" {
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help = "在表内插入一行的请求数"
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} else if name == "Innodb_buffer_pool_pages_data" {
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help = "包含数据的页数(脏或干净)"
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} else if name == "Innodb_buffer_pool_pages_dirty" {
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help = "当前的脏页数"
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} else if name == "Innodb_buffer_pool_pages_flushed" {
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help = "要求清空的缓冲池页数"
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} else if name == "Innodb_buffer_pool_pages_free" {
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help = "空页数"
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} else if name == "Innodb_buffer_pool_pages_latched" {
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help = "在InnoDB缓冲池中锁定的页数。<br/><code>这是当前正读或写或由于其它原因不能清空或删除的页数</code>"
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} else if name == "Innodb_buffer_pool_pages_misc" {
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help = "忙的页数，因为它们已经被分配优先用作管理，例如行锁定或适用的哈希索引。<br/><code>=Innodb_buffer_pool_pages_total – Innodb_buffer_pool_pages_free – Innodb_buffer_pool_pages_data</code>"
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} else if name == "Innodb_buffer_pool_pages_total" {
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help = "缓冲池总大小（页数）"
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} else if name == "Innodb_buffer_pool_read_ahead_rnd" {
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help = "InnoDB初始化的“随机”read-aheads数。<br/><code>当查询以随机顺序扫描表的一大部分时发生</code>"
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} else if name == "Innodb_buffer_pool_read_ahead_seq" {
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help = "InnoDB初始化的顺序read-aheads数。<br/><code>当InnoDB执行顺序全表扫描时发生</code>"
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} else if name == "Innodb_buffer_pool_read_requests" {
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help = "InnoDB已经完成的逻辑读请求数"
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} else if name == "Innodb_buffer_pool_reads" {
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help = "不能满足InnoDB必须单页读取的缓冲池中的逻辑读数量"
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} else if name == "Innodb_buffer_pool_wait_free" {
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help = "一般情况，通过后台向InnoDB缓冲池写。<br/><code>但是，如果需要读或创建页，并且没有干净的页可用，则它还需要先等待页面清空。</code><br/><code>该计数器对等待实例进行记数。如果已经适当设置缓冲池大小，该值应小。</code>"
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} else if name == "Innodb_buffer_pool_write_requests" {
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help = "向InnoDB缓冲池的写数量"
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} else if name == "Innodb_data_fsyncs" {
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help = "fsync()操作数"
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} else if name == "Innodb_data_pending_fsyncs" {
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help = "当前挂起的fsync()操作数"
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} else if name == "Innodb_data_pending_reads" {
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help = "当前挂起的读数"
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} else if name == "Innodb_data_pending_writes" {
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help = "当前挂起的写数"
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} else if name == "Innodb_data_read" {
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help = "至此已经读取的数据数量（字节）"
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} else if name == "Innodb_data_reads" {
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help = "数据读总数量"
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} else if name == "Innodb_data_writes" {
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help = "数据写总数量"
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} else if name == "Innodb_data_written" {
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help = "至此已经写入的数据量（字节）"
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} else if name == "Innodb_dblwr_pages_written" {
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help = "已经执行的双写操作数量"
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} else if name == "Innodb_dblwr_writes" {
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help = "双写操作已经写好的页数"
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} else if name == "Innodb_log_waits" {
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help = "我们必须等待的时间，因为日志缓冲区太小，我们在继续前必须先等待对它清空"
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} else if name == "Innodb_log_write_requests" {
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help = "日志写请求数"
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} else if name == "Innodb_log_writes" {
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help = "向日志文件的物理写数量"
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} else if name == "Innodb_os_log_fsyncs" {
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help = "向日志文件完成的fsync()写数量"
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} else if name == "Innodb_os_log_pending_fsyncs" {
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help = "挂起的日志文件fsync()操作数量"
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} else if name == "Innodb_os_log_pending_writes" {
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help = "挂起的日志文件写操作"
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} else if name == "Innodb_os_log_written" {
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help = "写入日志文件的字节数"
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} else if name == "Innodb_page_size" {
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help = "编译的InnoDB页大小(默认16KB)。<br/><code>许多值用页来记数；页的大小很容易转换为字节</code>"
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} else if name == "Innodb_pages_created" {
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help = "创建的页数"
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} else if name == "Innodb_pages_read" {
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help = "读取的页数"
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} else if name == "Innodb_pages_written" {
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help = "写入的页数"
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} else if name == "Innodb_row_lock_current_waits" {
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help = "当前等待的待锁定的行数"
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} else if name == "Innodb_row_lock_time" {
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help = "行锁定花费的总时间，单位毫秒"
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} else if name == "Innodb_row_lock_time_avg" {
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help = "行锁定的平均时间，单位毫秒"
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} else if name == "Innodb_row_lock_time_max" {
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help = "行锁定的最长时间，单位毫秒"
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} else if name == "Innodb_row_lock_waits" {
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help = "一行锁定必须等待的时间数"
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} else if name == "Innodb_rows_deleted" {
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help = "从InnoDB表删除的行数"
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} else if name == "Innodb_rows_inserted" {
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help = "插入到InnoDB表的行数"
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} else if name == "Innodb_rows_read" {
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help = "从InnoDB表读取的行数"
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} else if name == "Innodb_rows_updated" {
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help = "InnoDB表内更新的行数"
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} else if name == "Key_blocks_not_flushed" {
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help = "键缓存内已经更改但还没有清空到硬盘上的键的数据块数量"
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} else if name == "Key_blocks_unused" {
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help = "键缓存内未使用的块数量。你可以使用该值来确定使用了多少键缓存"
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} else if name == "Key_blocks_used" {
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help = "键缓存内使用的块数量。<br/><code>该值为高水平线标记，说明已经同时最多使用了多少块</code>"
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} else if name == "Key_read_requests" {
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help = "从缓存读键的数据块的请求数"
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} else if name == "Key_reads" {
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help = "从硬盘读取键的数据块的次数。<br/><code>如果Key_reads较大，则Key_buffer_size值可能太小。可以用Key_reads/Key_read_requests计算缓存损失率。</code>"
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} else if name == "Key_write_requests" {
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help = "将键的数据块写入缓存的请求数"
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} else if name == "Key_writes" {
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help = "向硬盘写入将键的数据块的物理写操作的次数"
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} else if name == "Last_query_cost" {
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help = "用查询优化器计算的最后编译的查询的总成本。<br/><code>用于对比同一查询的不同查询方案的成本。默认值0表示还没有编译查询。默认值是0。Last_query_cost具有会话范围。</code>"
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} else if name == "Max_used_connections" {
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help = "服务器启动后已经同时使用的连接的最大数量"
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} else if name == "Not_flushed_delayed_rows" {
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help = "等待写入INSERT DELAY队列的行数"
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} else if name == "Open_files" {
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help = "打开的文件的数目"
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} else if name == "Open_streams" {
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help = "打开的流的数量(主要用于记录)"
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} else if name == "Open_table_definitions" {
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help = "缓存的.frm文件数量"
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} else if name == "Open_tables" {
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help = "打开的表的数量"
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} else if name == "Opened_files" {
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help = "文件打开的数量。<br/><code>不包括诸如套接字或管道其他类型的文件。 也不包括存储引擎用来做自己的内部功能的文件</code>"
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} else if name == "Opened_table_definitions" {
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help = "已经缓存的.frm文件数量"
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} else if name == "Opened_tables" {
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help = "已经打开的表的数量。<br/><code>如果Opened_tables较大，table_cache 值可能太小</code>"
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} else if name == "Prepared_stmt_count" {
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help = "当前的预处理语句的数量。<br/><code> (最大数为系统变量: max_prepared_stmt_count) </code>"
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} else if name == "Qcache_free_blocks" {
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help = "查询缓存内自由内存块的数量"
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} else if name == "Qcache_free_memory" {
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help = "用于查询缓存的自由内存的数量"
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} else if name == "Qcache_hits" {
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help = "查询缓存被访问的次数"
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} else if name == "Qcache_inserts" {
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help = "加入到缓存的查询数量"
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} else if name == "Qcache_lowmem_prunes" {
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help = "由于内存较少从缓存删除的查询数量"
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} else if name == "Qcache_not_cached" {
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help = "非缓存查询数(不可缓存，或由于query_cache_type设定值未缓存)"
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} else if name == "Qcache_queries_in_cache" {
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help = "登记到缓存内的查询的数量"
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} else if name == "Qcache_total_blocks" {
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help = "查询缓存内的总块数"
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} else if name == "Queries" {
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help = "服务器执行的请求个数，包含存储过程中的请求"
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} else if name == "Questions" {
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help = "已经发送给服务器的查询的个数"
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} else if name == "Rpl_status" {
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help = "失败安全复制状态"
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} else if name == "Select_full_join" {
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help = "没有使用索引的联接的数量。如果该值不为0,你应仔细检查表的索引"
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} else if name == "Select_full_range_join" {
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help = "在引用的表中使用范围搜索的联接的数量"
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} else if name == "Select_range" {
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help = "在第一个表中使用范围的联接的数量。一般情况不是关键问题，即使该值相当大。"
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} else if name == "Select_range_check" {
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help = "在每一行数据后对键值进行检查的不带键值的联接的数量。如果不为0，你应仔细检查表的索引。"
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} else if name == "Select_scan" {
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help = "对第一个表进行完全扫描的联接的数量"
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} else if name == "Slave_heartbeat_period" {
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help = "复制的心跳间隔"
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} else if name == "Slave_open_temp_tables" {
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help = "从服务器打开的临时表数量"
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} else if name == "Slave_received_heartbeats" {
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help = "从服务器心跳数"
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} else if name == "Slave_retried_transactions" {
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help = "本次启动以来从服务器复制线程重试次数"
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} else if name == "Slave_running" {
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help = "如果该服务器是连接到主服务器的从服务器，则该值为ON"
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} else if name == "Slow_launch_threads" {
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help = "创建时间超过slow_launch_time秒的线程数"
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} else if name == "Slow_queries" {
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help = "查询时间超过long_query_time秒的查询的个数"
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} else if name == "Sort_merge_passes" {
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help = "排序算法已经执行的合并的数量。<br/><code>如果这个变量值较大，应考虑增加sort_buffer_size系统变量的值</code>"
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} else if name == "Sort_range" {
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help = "在范围内执行的排序的数量"
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} else if name == "Sort_rows" {
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help = "已经排序的行数"
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} else if name == "Sort_scan" {
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help = "通过扫描表完成的排序的数量"
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} else if name == "Table_locks_immediate" {
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help = "立即获得的表的锁的次数"
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} else if name == "Table_locks_waited" {
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help = "不能立即获得的表的锁的次数。<br/><code>如果该值较高，并且有性能问题，你应首先优化查询，然后拆分表或使用复制</code>"
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} else if name == "Threads_cached" {
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help = "线程缓存内的线程的数量"
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} else if name == "Threads_connected" {
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help = "当前打开的连接的数量"
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} else if name == "Threads_created" {
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help = "创建用来处理连接的线程数。<br/><code>如果Threads_created较大，你可能要增加thread_cache_size值。缓存访问率的计算方法Threads_created/Connections。</code>"
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} else if name == "Threads_running" {
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help = "激活的（非睡眠状态）线程数"
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} else if name == "Uptime" {
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help = "服务器已经运行的时间（以秒为单位）"
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} else if name == "Uptime_since_flush_status" {
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help = "最近一次使用FLUSH STATUS 的时间（以秒为单位）"
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}
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if len(c.Tostr(val)) > 15 {
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stats[name] = map[string]any{"value": "--", "help": fmt.Sprintf("<kbd>%s</kbd><br/>%s", val, help)}
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} else {
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stats[name] = map[string]any{"value": val, "help": help}
|
||
}
|
||
}
|
||
ret := map[string]any{}
|
||
uptime := c.Toint(stats["Uptime"]["value"])
|
||
if uptime > 0 {
|
||
qps := c.Tofloat(stats["Questions"]["value"]) / float64(uptime)
|
||
tps := c.Tofloat(c.Toint(stats["Com_commit"]["value"])+c.Toint(stats["Com_rollback"]["value"])) / float64(uptime)
|
||
ret["qps"] = qps
|
||
ret["tps"] = tps
|
||
}
|
||
ret["stats"] = stats
|
||
return c.SuccJSON(w, r, ret)
|
||
}
|