---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-425 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.8G 12G 41% / 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 452 5140 0 2383 7239 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:29:6b:81 brd ff:ff:ff:ff:ff:ff inet 10.32.7.55/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86016sec preferred_lft 86016sec inet6 fe80::f816:3eff:fe29:6b81/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-425) 12/13/25 _x86_64_ (4 CPU) 11:16:56 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 161.86 79.14 82.72 4841.99 40479.32 11:19:01 76.59 19.85 56.74 1330.98 9552.41 11:20:01 42.81 10.06 32.74 329.15 6741.54 11:21:01 8.72 0.00 8.72 0.00 325.28 11:22:01 48.83 2.17 46.67 115.29 8912.36 11:23:01 25.86 0.70 25.16 77.85 4766.27 Average: 60.78 18.65 42.13 1115.95 11796.91 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 5999812 7419596 2167608 26.54 36284 1563264 707580 7.68 576052 1425444 84312 11:19:01 5753652 7445256 2413768 29.55 56940 1798476 805864 8.74 567164 1650120 122104 11:20:01 5564492 7339804 2602928 31.87 59028 1878264 795844 8.64 677732 1724172 1412 11:21:01 5545248 7328004 2622172 32.11 60964 1882872 795844 8.64 691564 1727868 2228 11:22:01 5261884 7402760 2905536 35.57 65936 2228728 695208 7.54 652680 2035344 113564 11:23:01 5271556 7418908 2895864 35.46 68292 2232336 680092 7.38 643588 2034212 10384 Average: 5566107 7392388 2601313 31.85 57907 1930657 746739 8.10 634797 1766193 55667 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 11:18:01 ens3 435.77 254.75 1442.13 67.95 0.00 0.00 0.00 0.00 11:19:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 11:19:01 ens3 74.32 42.51 467.35 12.28 0.00 0.00 0.00 0.00 11:20:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:20:01 ens3 92.22 101.08 1157.91 14.95 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 58.22 83.30 65.75 13.49 0.00 0.00 0.00 0.00 11:22:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 11:22:01 ens3 594.80 516.96 4086.35 72.81 0.00 0.00 0.00 0.00 11:23:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 11:23:01 ens3 12.41 12.71 15.12 5.85 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 211.31 168.57 1205.85 31.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-425) 12/13/25 _x86_64_ (4 CPU) 11:16:56 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 20.65 0.00 2.87 5.60 2.64 68.23 11:18:01 0 22.59 0.00 4.95 3.07 2.11 67.29 11:18:01 1 21.37 0.00 2.41 8.27 2.99 64.96 11:18:01 2 9.38 0.00 1.99 6.06 2.45 80.13 11:18:01 3 29.23 0.00 2.16 5.02 3.02 60.57 11:19:01 all 20.43 0.00 1.24 2.81 1.94 73.58 11:19:01 0 37.15 0.00 1.82 1.56 1.96 57.51 11:19:01 1 12.03 0.00 0.84 0.33 1.79 85.00 11:19:01 2 6.78 0.00 0.64 2.54 1.86 88.18 11:19:01 3 25.92 0.00 1.69 6.81 2.12 63.47 11:20:01 all 11.70 0.00 0.53 0.57 2.03 85.16 11:20:01 0 17.98 0.00 0.35 0.23 2.09 79.36 11:20:01 1 7.85 0.00 0.40 0.54 2.08 89.13 11:20:01 2 10.67 0.00 0.78 1.34 1.89 85.32 11:20:01 3 10.33 0.00 0.61 0.15 2.07 86.84 11:21:01 all 3.80 0.00 0.24 0.02 0.84 95.09 11:21:01 0 1.96 0.00 0.05 0.00 0.56 97.43 11:21:01 1 2.63 0.00 0.13 0.00 0.66 96.58 11:21:01 2 3.56 0.00 0.05 0.00 0.53 95.86 11:21:01 3 7.04 0.00 0.74 0.10 1.65 90.47 11:22:01 all 17.68 0.00 1.58 0.74 2.56 77.44 11:22:01 0 22.74 0.00 1.33 0.28 2.62 73.03 11:22:01 1 19.33 0.00 1.52 0.25 2.28 76.63 11:22:01 2 13.65 0.00 1.94 0.68 2.18 81.55 11:22:01 3 15.02 0.00 1.54 1.75 3.14 78.55 11:23:01 all 20.63 0.00 0.87 0.97 1.25 76.28 11:23:01 0 21.87 0.00 0.98 0.15 1.03 75.97 11:23:01 1 49.52 0.00 1.19 0.27 2.21 46.81 11:23:01 2 5.86 0.00 0.58 0.02 0.70 92.84 11:23:01 3 5.35 0.00 0.69 3.44 1.06 89.46 Average: all 15.82 0.00 1.22 1.79 1.88 79.30 Average: 0 20.71 0.00 1.58 0.88 1.73 75.10 Average: 1 18.75 0.00 1.08 1.61 2.00 76.56 Average: 2 8.32 0.00 1.00 1.77 1.60 87.31 Average: 3 15.48 0.00 1.24 2.88 2.17 78.23