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Updated install logic to decide instance count. (#129)

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This commit is contained in:
Ravin Perera
2022-04-28 18:11:25 +05:30
committed by GitHub
parent f62d5d42dc
commit 2abd0874a7
1 changed files with 14 additions and 3 deletions
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17
installer/setup.sh
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@@ -7,7 +7,8 @@ evernode="Evernode beta"
maxmind_creds="687058:FtcQjM0emHFMEfgI"
cgrulesengd_default="cgrulesengd"
alloc_ratio=80
memKB_per_instance=819200
ramKB_per_instance=524288
instances_per_core=3
evernode_alias=/usr/bin/evernode
log_dir=/tmp/evernode-beta
cloud_storage="https://stevernode.blob.core.windows.net/evernode-dev"
@@ -237,8 +238,18 @@ function set_instance_alloc() {
[ -z $alloc_diskKB ] && alloc_diskKB=$(( (diskKB / 100) * alloc_ratio ))
[ -z $alloc_cpu ] && alloc_cpu=$(( (1000000 / 100) * alloc_ratio ))
# We decide instance count based on total memory (ram+swap)
[ -z $alloc_instcount ] && alloc_instcount=$(( (alloc_ramKB + alloc_swapKB) / memKB_per_instance ))
# If instance count is not specified, decide it based on some rules.
if [ -z $alloc_instcount ]; then
# Instance count based on total RAM
local ram_c=$(( alloc_ramKB / ramKB_per_instance ))
# Instance count based on no. of CPU cores.
local cores=$(grep -c ^processor /proc/cpuinfo)
local cpu_c=$(( cores * instances_per_core ))
# Final instance count will be the lower of the two.
alloc_instcount=$(( ram_c < cpu_c ? ram_c : cpu_c ))
fi
if $interactive; then
echomult "Based on your system resources, we have chosen the following allocation:\n