Incorrect # of Free Hugepages in `numastat`

$ numastat -vm Per-node system memory usage (in MBs): Node 0 Total ————— ————— MemTotal 32464.24 32464.24 MemFree 30993.97 30993.97 MemUsed 1470.27 1470.27 Active 47.68 47.68 Inactive 158.69 158.69 Active(anon) 10.48 10.48 Inactive(anon) 8.99 8.99 Active(file) 37.21 37.21 Inactive(file) 149.70 149.70 Unevictable 0.00 0.00 Mlocked 0.00 0.00 Dirty 0.00 0.00 Writeback 0.00 0.00 FilePages 196.26…

HAproxy redirect map

I have à large amount of redirection to make for multiple hosts. Redirections look like this : dom.aaa/page_src_a —–> dom.bbb/page_dist_1 www.dom.aaa/page_src_b —–> dom.bbb/page_dist_2 dom.ccc/page_src_c —–> dom.bbb/page_dist_3 dom.ccc/page_src_d —–> dom.bbb/page_dist_4 dom.ddd/page_src_e —–> dom.bbb/page_dist_5 … … dom.zzz/page_src_z —–> dom.bbb/page_dist_X Destination domain is always de same, only source domain, source req_uri and destination req_uri are variables. Can I…

Considerations for a remote database connection for server logging (timescaledb, telegraf, collectd)

I’ve just started looking at metrics / server monitoring. Currently i have services distributed over multiple vms which send data to a vm running a timescaledb. The service vms are all running firewalls with standard configurations, the db only accepts on the db port to the given IP’s of the service vms. I’m lost as…

DNS nameservers, can I set it to anything I like?

My domain auto-renewed on 15/12/19 and suddenly web/mail etc failed. I’m currently getting no NS set on my domain, even though my dashboard says it’s set: dig youtoggle.com NS +short whois reports NS set: whois youtoggle.com | grep NS Name Server: NS-CLOUD-A1.GOOGLEDOMAINS.COM Name Server: NS-CLOUD-A2.GOOGLEDOMAINS.COM Name Server: NS-CLOUD-A3.GOOGLEDOMAINS.COM Name Server: NS-CLOUD-A4.GOOGLEDOMAINS.COM nslookup fails: nslookup youtoggle.com…

How to execute source command in docker-compose `command`?

I want to run source in docker-compose command , like command: [“source”, “/etc/profile”, “;”, “/usr/local/tomcat/bin/catalina.sh”, “run”] the error is ERROR: for pica-cat3 Cannot start service pica-cat3: b’OCI runtime create failed: container_linux.go:346: starting container process caused “exec: \\”source\\”: executable file not found in $PATH”: unknown’ what can I do?