---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3857 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.5G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 449 1329 0 2164 3231 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:8e:f9:ed brd ff:ff:ff:ff:ff:ff inet 10.32.6.89/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86203sec preferred_lft 86203sec inet6 fe80::f816:3eff:fe8e:f9ed/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3857) 01/16/24 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 104.50 56.26 48.24 3655.66 7321.85 07:07:01 115.03 37.24 77.79 2146.98 13017.43 07:08:01 35.39 2.25 33.14 84.25 6368.94 Average: 84.97 31.92 53.06 1962.30 8902.74 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1775528 3368284 2263116 56.04 49844 1697788 569704 11.20 550872 1537272 171568 07:07:01 1369668 3304184 2668976 66.09 61516 2016312 613336 12.06 741768 1729392 117676 07:08:01 1321096 3271236 2717548 67.29 66896 2025780 642388 12.63 784652 1732084 33748 Average: 1488764 3314568 2549880 63.14 59419 1913293 608476 11.96 692431 1666249 107664 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 07:06:01 ens3 369.11 256.37 1512.65 64.36 0.00 0.00 0.00 0.00 07:07:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 07:07:01 ens3 298.37 319.20 1601.70 60.60 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 07:08:01 ens3 61.39 67.01 53.21 603.25 0.00 0.00 0.00 0.00 Average: lo 1.48 1.48 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 242.95 214.19 1055.86 242.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3857) 01/16/24 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.68 0.00 1.69 2.88 0.04 73.71 07:06:01 0 7.21 0.00 0.88 0.35 0.02 91.54 07:06:01 1 31.45 0.00 1.71 7.67 0.05 59.12 07:06:01 2 22.85 0.00 2.11 2.28 0.05 72.71 07:06:01 3 25.25 0.00 2.05 1.25 0.03 71.42 07:07:01 all 29.96 0.00 1.56 1.99 0.06 66.43 07:07:01 0 28.43 0.00 1.27 0.57 0.05 69.68 07:07:01 1 19.01 0.00 1.49 4.69 0.05 74.75 07:07:01 2 30.48 0.00 0.95 1.72 0.07 66.78 07:07:01 3 41.88 0.00 2.54 0.99 0.07 54.53 07:08:01 all 18.63 0.00 0.88 1.07 0.03 79.38 07:08:01 0 39.23 0.00 1.20 0.27 0.05 59.25 07:08:01 1 3.25 0.00 0.63 2.89 0.03 93.20 07:08:01 2 25.03 0.00 1.12 0.27 0.03 73.55 07:08:01 3 7.04 0.00 0.62 0.83 0.00 91.51 Average: all 23.42 0.00 1.38 1.98 0.04 73.18 Average: 0 24.96 0.00 1.12 0.40 0.04 73.49 Average: 1 17.89 0.00 1.28 5.08 0.04 75.71 Average: 2 26.12 0.00 1.39 1.42 0.05 71.01 Average: 3 24.71 0.00 1.74 1.02 0.03 72.50