---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7917 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 473 5348 0 2153 7223 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:39:84:14 brd ff:ff:ff:ff:ff:ff inet 10.32.6.42/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe39:8414/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7917) 11/01/25 _x86_64_ (4 CPU) 12:47:01 LINUX RESTART (4 CPU) 12:48:02 tps rtps wtps bread/s bwrtn/s 12:49:01 55.78 0.22 55.56 27.11 9020.54 12:50:01 97.63 37.78 59.85 2147.06 8941.66 12:51:01 20.55 1.25 19.30 63.86 4734.68 Average: 58.00 13.16 44.85 750.14 7557.73 12:48:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 5786444 7410432 2380976 29.15 53792 1737584 702428 7.62 601496 1589800 126084 12:50:01 5502732 7408048 2664688 32.63 62476 2002240 682012 7.40 722080 1736840 109908 12:51:01 5438492 7356212 2728928 33.41 64496 2011996 721720 7.83 781684 1740172 10800 Average: 5575889 7391564 2591531 31.73 60255 1917273 702053 7.62 701753 1688937 82264 12:48:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 ens3 51.66 40.02 682.33 5.27 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:50:01 ens3 286.12 289.57 1421.52 62.25 0.00 0.00 0.00 0.00 12:50:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:51:01 ens3 50.02 60.46 26.91 604.38 0.00 0.00 0.00 0.00 12:51:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 129.72 130.53 710.49 225.15 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7917) 11/01/25 _x86_64_ (4 CPU) 12:47:01 LINUX RESTART (4 CPU) 12:48:02 CPU %user %nice %system %iowait %steal %idle 12:49:01 all 19.09 0.00 1.09 2.91 2.17 74.75 12:49:01 0 25.12 0.00 1.15 0.57 3.11 70.06 12:49:01 1 27.53 0.00 1.77 1.26 1.80 67.64 12:49:01 2 16.30 0.00 0.93 9.57 2.75 70.45 12:49:01 3 7.38 0.00 0.54 0.22 1.01 90.86 12:50:01 all 34.88 0.00 2.06 2.57 5.85 54.64 12:50:01 0 36.42 0.00 2.07 2.59 5.54 53.37 12:50:01 1 37.58 0.00 1.81 4.91 5.66 50.05 12:50:01 2 38.66 0.00 2.26 1.90 6.26 50.93 12:50:01 3 26.86 0.00 2.13 0.91 5.91 64.19 12:51:01 all 19.92 0.00 0.90 1.22 2.09 75.87 12:51:01 0 24.36 0.00 1.06 3.38 1.77 69.44 12:51:01 1 19.48 0.00 0.50 0.76 1.62 77.64 12:51:01 2 19.24 0.00 1.06 0.47 2.79 76.43 12:51:01 3 16.67 0.00 0.94 0.26 2.16 79.97 Average: all 24.70 0.00 1.35 2.23 3.38 68.33 Average: 0 28.68 0.00 1.43 2.18 3.48 64.23 Average: 1 28.24 0.00 1.36 2.33 3.05 65.03 Average: 2 24.81 0.00 1.42 3.94 3.95 65.88 Average: 3 17.07 0.00 1.21 0.47 3.05 78.20