---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2123 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 420 1368 0 2155 3260 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:e7:39:9e brd ff:ff:ff:ff:ff:ff inet 10.32.7.228/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86201sec preferred_lft 86201sec inet6 fe80::f816:3eff:fee7:399e/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-2123) 12/27/23 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 155.49 85.39 70.10 5347.64 42220.45 19:15:01 98.57 17.98 80.59 661.89 14027.26 19:16:01 36.21 0.87 35.34 55.59 6454.66 Average: 96.76 34.74 62.01 2021.71 20900.79 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1847012 3402936 2191632 54.27 48748 1663684 565960 11.13 518172 1502852 142916 19:15:01 1465964 3385300 2572680 63.70 61648 1999948 568420 11.17 628120 1745612 112968 19:16:01 1409012 3348484 2629632 65.11 66980 2014244 591516 11.63 676452 1752816 32932 Average: 1573996 3378907 2464648 61.03 59125 1892625 575299 11.31 607581 1667093 96272 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 362.46 224.93 1425.97 61.15 0.00 0.00 0.00 0.00 19:14:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 308.70 318.98 1900.66 58.53 0.00 0.00 0.00 0.00 19:15:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 56.79 62.52 52.95 538.02 0.00 0.00 0.00 0.00 19:16:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 242.65 202.14 1126.53 219.24 0.00 0.00 0.00 0.00 Average: lo 1.72 1.72 0.16 0.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2123) 12/27/23 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 20.70 0.00 2.23 4.43 0.05 72.59 19:14:01 0 21.93 0.00 2.29 3.17 0.05 72.55 19:14:01 1 9.46 0.00 2.01 8.47 0.03 80.01 19:14:01 2 31.44 0.00 2.58 4.42 0.08 61.49 19:14:01 3 19.94 0.00 1.97 1.70 0.03 76.36 19:15:01 all 32.59 0.00 1.71 1.69 0.07 63.93 19:15:01 0 51.83 0.00 2.37 0.75 0.08 44.96 19:15:01 1 26.41 0.00 1.64 1.80 0.05 70.10 19:15:01 2 24.33 0.00 1.19 3.99 0.08 70.40 19:15:01 3 27.74 0.00 1.70 0.20 0.07 70.29 19:16:01 all 18.31 0.00 0.91 1.05 0.05 79.68 19:16:01 0 38.59 0.00 1.27 0.25 0.07 59.83 19:16:01 1 24.51 0.00 1.21 3.89 0.08 70.32 19:16:01 2 8.97 0.00 0.70 0.12 0.02 90.20 19:16:01 3 1.15 0.00 0.45 0.02 0.03 98.35 Average: all 23.86 0.00 1.62 2.39 0.06 72.07 Average: 0 37.45 0.00 1.97 1.39 0.07 59.12 Average: 1 20.13 0.00 1.62 4.72 0.06 73.48 Average: 2 21.57 0.00 1.49 2.84 0.06 74.04 Average: 3 16.28 0.00 1.37 0.64 0.04 81.66