Do I need to rebuild the kernel on VDS to improve performance?

Question

linux

Actually, a question.
In a series of instructions for the initial setup of the server. it all starts with rebuilding the kernel.
Hoster: Firstvds
KVM Virtualization
18.04 LTS (GNU/Linux 4.15.0-20-generic x86_64)
===
cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 13
model name : QEMU Virtual CPU version 2.5+
stepping : 3
microcode : 0x1
cpu MHz : 2194.842
cache size : 16384 KB
physical id : 0
siblings : 1
core id : 0
cpu cores : 1
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 13
the wp: yes
or The The flags: fpu de pse tsc msr pae mce CX8 apic sep mtrr PGE mca CMOV pse36 clflush mmx fxsr sse sse2 the syscall nx lm rep_good nopl xtopology cpuid pni CX16 x2APIC the hypervisor lahf_lm cpuid_fault pti
bugs: cpu_meltdown spectre_v1 spectre_v2
bogomips: 4389.68
clflush size bed: 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
===
MemTotal: 2041236 kB
MemFree: 1258568 kB
MemAvailable: 1822848 kB
===
Is it necessary to install zram on the server? On the desktop, I noticeably improves responsiveness.

Answer 1

This is completely redundant. It is better to spend time on properly allocating resources.