---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1577 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: 2800.000 BogoMIPS: 5600.00 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 7.6G 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 422 1316 0 2204 3258 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:fc:65:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.97/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86199sec preferred_lft 86199sec inet6 fe80::f816:3eff:fefc:65a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1577) 12/04/23 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 91.23 37.48 53.76 1742.24 6666.62 07:07:01 113.93 37.16 76.77 2133.38 14013.13 07:08:01 35.96 1.30 34.66 64.26 6416.26 Average: 80.38 25.31 55.06 1313.29 9032.01 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1762924 3380320 2275720 56.35 50376 1722124 580980 11.42 542500 1562068 169704 07:07:01 1333856 3311544 2704788 66.97 62152 2057800 636028 12.50 735296 1771752 119432 07:08:01 1301132 3290264 2737512 67.78 67500 2063408 654836 12.87 767672 1770468 32700 Average: 1465971 3327376 2572673 63.70 60009 1947777 623948 12.27 681823 1701429 107279 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:06:01 ens3 119.76 101.50 1164.93 22.25 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 277.65 298.42 1534.69 57.01 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 63.17 69.89 52.94 604.00 0.00 0.00 0.00 0.00 Average: lo 1.46 1.46 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 153.53 156.60 917.52 227.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1577) 12/04/23 _x86_64_ (4 CPU) 07:04:44 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 19.52 0.00 1.47 2.45 0.05 76.52 07:06:01 0 24.41 0.00 1.37 0.65 0.05 73.51 07:06:01 1 19.45 0.00 1.79 0.52 0.05 78.19 07:06:01 2 6.77 0.00 0.65 0.70 0.03 91.84 07:06:01 3 27.45 0.00 2.02 7.94 0.07 62.52 07:07:01 all 31.12 0.00 1.69 1.80 0.07 65.31 07:07:01 0 25.95 0.00 1.45 0.48 0.05 72.07 07:07:01 1 32.48 0.00 1.54 2.09 0.05 63.85 07:07:01 2 41.39 0.00 1.88 0.77 0.08 55.88 07:07:01 3 24.71 0.00 1.91 3.87 0.08 69.43 07:08:01 all 18.71 0.00 0.89 1.18 0.04 79.18 07:08:01 0 14.85 0.00 0.87 0.05 0.03 84.20 07:08:01 1 10.87 0.00 1.06 1.27 0.05 86.75 07:08:01 2 16.43 0.00 0.70 0.27 0.03 82.57 07:08:01 3 32.69 0.00 0.95 3.11 0.05 63.21 Average: all 23.12 0.00 1.35 1.81 0.05 73.67 Average: 0 21.74 0.00 1.23 0.39 0.04 76.60 Average: 1 20.94 0.00 1.46 1.29 0.05 76.25 Average: 2 21.51 0.00 1.08 0.58 0.05 76.79 Average: 3 28.29 0.00 1.63 4.97 0.07 65.05