Used for low-level discovery. in: Returns incoming traffic statistics on network interface. out: Returns outgoing traffic statistics on network interface.
total: Returns sum of incoming and outgoing traffic statistics on network interface. archive: Returns info about size of archive files. count: Returns count of autovacuum workers. bgwriter: Returns JSON for sum of each type of bgwriter statistic. hit: Returns cache hit percent. connections: Returns JSON for sum of each type of connection. age: Returns age for each database.
discovery: Returns JSON discovery rule with names of databases. size: Returns size for each database. dbstat: Returns JSON for sum of each type of statistic. sum: Returns JSON for sum of each type of statistic for all database. xid: Returns age of oldest xid. count: Returns number of standby servers. b: Returns replication lag with Master in byte.
sec: Returns replication lag with Master in seconds. status: Returns postgreSQL replication status. uptime: Returns uptime. stat: Returns JSON wal by type. util: Process CPU utilisation percentage. config: Returns configuration parameters of Redis server.
info: Returns output of INFO command. count: Returns the number of slow log entries since Redis has been started. run: Run specified command.
discovery: Returns JSON array of discovered units, usage: systemd. info: Returns the unit info, usage: systemd. port: Checks if it is possible to make TCP connection to specified port. service: Checks if service is running and accepting TCP connections. perf: Checks performance of TCP service.
service: Checks if service is running and responding to UDP requests. perf: Checks performance of UDP service. hostname: Returns system host name.
arch: Software architecture information. uname: Returns system uname. uptime: Returns system uptime in seconds. discovery: List of block devices and their type. read: Disk read statistics.
write: Disk write statistics. discovery: List of mounted filesystems. get: List of mounted filesystems with statistics.
inode: Disk space in bytes or in percentage from total. size: Disk space in bytes or in percentage from total. get: Get content of a web page.
perf: Loading time of full web page in seconds. regexp: Find string on a web page. listen: Checks if this TCP port is in LISTEN state. listen: Checks if this UDP port is in LISTEN state. sensor: Hardware sensor reading. boottime: Returns system boot time. intr: Device interrupts. load: CPU load. switches: Count of context switches. cpu: CPU information. macaddr: Listing of MAC addresses. localtime: Returns system local time.
os: Operating system information. in: Swap in from device into memory statistics. out: Swap out from memory onto device statistics. stats: Return a set of Zabbix server or proxy internal metrics or return number of monitored items in the queue which are delayed on Zabbix server or proxy. dns: Checks if DNS service is up.
record: Performs DNS query. mem: Memory used by process in bytes. num: The number of processes. chassis: Chassis information. devices: Listing of PCI or USB devices. packages: Listing of installed packages. Google Chromeのデベロッパーツールは、フロントエンド開発において欠かせないツールです。 他のブラウザにも同様のツールはありますが、Chromeのものが最も使いやすいと感じる人が多いのではないでしょうか。. 右側の Computed タブを開くと要素自身のサイズや、マージン、パディングを確認することが可能です。 クリックすることで、このまま編集することも可能です。. ブレイクした場合は、Sourcesタブにフォーカスが移ります。 DOM Breakpoints というチェックボックスにて、オンオフの切り替えが可能です。.
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