---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8569 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 469 5409 0 2096 7227 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:ed:9b:37 brd ff:ff:ff:ff:ff:ff inet 10.32.7.114/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:feed:9b37/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8569) 11/08/25 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 58.37 0.22 58.16 26.66 9459.62 19:16:01 77.71 18.51 59.20 668.84 8236.99 19:17:01 23.00 0.88 22.11 57.06 4408.73 Average: 53.03 6.54 46.49 250.88 7368.50 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5771068 7423784 2396352 29.34 55844 1761592 673228 7.30 590140 1613180 132472 19:16:01 5489804 7350932 2677616 32.78 62808 1957576 735852 7.98 749636 1723348 110116 19:17:01 5555972 7414584 2611448 31.97 64696 1953068 662464 7.19 692436 1714360 7916 Average: 5605615 7396433 2561805 31.37 61116 1890745 690515 7.49 677404 1683629 83501 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 50.37 42.09 656.17 5.28 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 265.71 275.02 1399.47 56.65 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 51.81 56.51 28.45 529.71 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 122.64 124.55 694.73 197.21 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8569) 11/08/25 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 20.82 0.00 1.17 1.81 0.77 75.44 19:15:01 0 0.18 0.00 0.35 5.98 0.12 93.37 19:15:01 1 64.51 0.00 3.15 0.43 2.02 29.90 19:15:01 2 6.08 0.00 0.31 0.00 0.38 93.23 19:15:01 3 12.66 0.00 0.90 0.82 0.57 85.06 19:16:01 all 39.75 0.00 2.01 1.17 2.33 54.74 19:16:01 0 29.24 0.00 2.43 2.54 2.26 63.53 19:16:01 1 59.68 0.00 1.76 0.47 2.66 35.43 19:16:01 2 32.40 0.00 1.46 0.23 2.04 63.86 19:16:01 3 37.68 0.00 2.38 1.45 2.36 56.14 19:17:01 all 21.20 0.00 0.97 0.73 0.83 76.27 19:17:01 0 29.68 0.00 1.00 0.98 1.20 67.14 19:17:01 1 24.62 0.00 0.85 1.82 0.68 72.03 19:17:01 2 13.97 0.00 1.12 0.03 0.78 84.09 19:17:01 3 16.51 0.00 0.92 0.08 0.63 81.86 Average: all 27.26 0.00 1.38 1.24 1.31 68.81 Average: 0 19.71 0.00 1.26 3.17 1.19 74.67 Average: 1 49.61 0.00 1.92 0.90 1.79 45.78 Average: 2 17.45 0.00 0.96 0.09 1.07 80.43 Average: 3 22.30 0.00 1.40 0.78 1.19 74.33