30 days (secs): 2592000
ingested_samples_per_second: rate(prometheus_tsdb_head_samples_appended_total[2h])
bytes_per_sample: rate(prometheus_tsdb_compaction_chunk_size_bytes_sum[2h]) / rate(prometheus_tsdb_compaction_chunk_samples_sum[2h])

(( 30*24*60*60 ) * rate(prometheus_tsdb_head_samples_appended_total[2h]) * ( rate(prometheus_tsdb_compaction_chunk_size_bytes_sum[2h]) / rate(prometheus_tsdb_compaction_chunk_samples_sum[2h]))) / 1024 / 1024 / 1024

MD5SUM: 097c0874bd33fbff2f7fd21699c843c5
SHA256: 4b1b4a8e2eba2369317c0e504ef09b1dc0c60119ddaead45fd26b0c36434635c

wget https://www.mellanox.com/downloads/MFT/mft-4.20.1-14-x86_64-deb.tgz
tar zxvf mft-4.20.1-14-x86_64-deb.tgz
mft-*-deb/install.sh

mst start
for card in $(ls …

$ ceph pg <id> query

{
    "snap_trimq": "[]",
    "snap_trimq_len": 0,
    "state": "active+clean",
    "epoch": 348,
    "acting": [
        87
    ],
[...]
         "blocked": "peering is blocked due to down osds",
         "down_osds_we_would_probe": [
               60],
         "peering_blocked_by": [
               { "osd": 60,
                 "current_lost_at": 0,
                 "comment": "starting or marking this …

rest_listen_uri = http://x.x.x.x:12901/

mon_cluster_log_to_graylog = true
mon_cluster_log_to_graylog_host = x.x.x.x
mon_cluster_log_to_graylog_port = 12201

# rbd --namespace $namespace $command $pool/$image

# rbd $command $pool/$namespace/$image

# rbd namespace ls --format=json
[]
# rbd namespace create --namespace newns1
# rbd namespace ls --format=json
[{"name":"newns1"}]

# rbd create --namespace newns1 newrbd1 --size 1G
# rbd ls --long
# rbd --namespace newns1 ls --long
NAME …

for keyid in $( gpg -K --with-colons | grep ^sec | cut -d: -f5 ); do \
  [[ -d ~/.gnupg/export ]] || mkdir ~/.gnupg/export; \
  gpg --export -a --export-options export-minimal --output ~/.gnupg/export/${keyid}.pub $keyid; \
  gpg --export-secret-keys -a --output ~/.gnupg/export/${keyid}.key $keyid;
done

# egrep "(DEVICE|IP)=" /etc/initramfs-tools/initramfs.conf 
DEVICE=enp3s0f0
IP=10.12.13.11::10.12.13.1:255.255.255.0::enp3s0f0:off

IP=<client-ip>:<server-ip>:<gw-ip>:<netmask>:<hostname>:
   <device>:<autoconf>:<dns0-ip>:<dns1-ip>:<ntp0-ip>

# cat /etc …

sudo yum install -y epel-release
sudo yum install -y python2-pip
sudo …

{"error":"Content-Type header [] is not supported","status":406}

strace -e network …