---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11083 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 470 5126 0 2379 7222 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:04:de:67 brd ff:ff:ff:ff:ff:ff inet 10.32.6.8/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86012sec preferred_lft 86012sec inet6 fe80::f816:3eff:fe04:de67/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11083) 12/06/25 _x86_64_ (4 CPU) 11:16:59 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 188.61 108.40 80.21 5400.50 40116.36 11:19:01 68.10 15.77 52.33 1041.33 9098.00 11:20:01 49.01 14.16 34.84 618.96 7161.21 11:21:01 8.68 0.00 8.68 0.00 332.02 11:22:01 48.23 2.15 46.08 115.20 8917.87 11:23:01 23.08 0.70 22.38 77.85 4668.29 Average: 64.29 23.53 40.76 1209.21 11717.04 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 6023568 7410460 2143852 26.25 36200 1531316 699380 7.59 588732 1392880 71244 11:19:01 5792684 7471256 2374736 29.08 56852 1785884 802840 8.71 540280 1640408 135000 11:20:01 5537392 7308520 2630028 32.20 58892 1874488 788432 8.56 710628 1720720 1248 11:21:01 5518328 7296976 2649092 32.43 60856 1879128 788432 8.56 723924 1724440 2480 11:22:01 5236144 7374128 2931276 35.89 65864 2226152 711192 7.72 684060 2032628 115728 11:23:01 5312988 7455772 2854432 34.95 67832 2228600 625776 6.79 608916 2030400 10764 Average: 5570184 7386185 2597236 31.80 57749 1920928 736009 7.99 642757 1756913 56077 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 11:18:01 ens3 425.29 245.26 1207.63 67.08 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 84.95 56.53 703.45 12.47 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 108.70 109.37 1161.20 16.85 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 59.50 85.25 66.25 13.71 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 635.27 589.62 4083.98 72.87 0.00 0.00 0.00 0.00 11:23:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 11:23:01 ens3 10.96 10.80 8.36 5.21 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 220.78 182.80 1205.05 31.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11083) 12/06/25 _x86_64_ (4 CPU) 11:16:59 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 21.19 0.00 2.71 6.34 1.44 68.33 11:18:01 0 13.44 0.00 2.43 8.22 1.42 74.49 11:18:01 1 6.15 0.00 1.21 5.40 1.10 86.14 11:18:01 2 25.50 0.00 2.17 5.56 1.39 65.38 11:18:01 3 39.71 0.00 5.02 6.17 1.83 47.28 11:19:01 all 21.20 0.00 1.28 1.98 1.15 74.39 11:19:01 0 3.67 0.00 0.31 0.18 0.78 95.05 11:19:01 1 35.51 0.00 2.29 5.75 1.69 54.75 11:19:01 2 39.98 0.00 1.99 1.98 1.79 54.25 11:19:01 3 5.66 0.00 0.53 0.03 0.38 93.39 11:20:01 all 12.68 0.00 0.65 0.78 0.83 85.05 11:20:01 0 13.94 0.00 0.43 0.35 0.80 84.47 11:20:01 1 8.16 0.00 0.98 2.40 0.57 87.90 11:20:01 2 11.22 0.00 0.80 0.37 0.80 86.82 11:20:01 3 17.42 0.00 0.44 0.00 1.14 81.00 11:21:01 all 3.68 0.00 0.29 0.02 0.20 95.81 11:21:01 0 6.08 0.00 0.23 0.00 0.33 93.35 11:21:01 1 0.88 0.00 0.10 0.00 0.03 98.98 11:21:01 2 5.78 0.00 0.62 0.08 0.13 93.38 11:21:01 3 1.98 0.00 0.18 0.00 0.28 97.55 11:22:01 all 19.20 0.00 1.60 0.64 0.91 77.65 11:22:01 0 18.28 0.00 1.25 0.05 0.82 79.60 11:22:01 1 14.61 0.00 1.18 0.78 0.62 82.81 11:22:01 2 14.59 0.00 1.10 1.13 0.97 82.22 11:22:01 3 29.37 0.00 2.87 0.59 1.27 65.90 11:23:01 all 17.78 0.00 0.84 0.77 0.69 79.92 11:23:01 0 19.12 0.00 1.23 0.13 0.57 78.94 11:23:01 1 4.26 0.00 0.57 2.38 0.58 92.22 11:23:01 2 1.56 0.00 0.33 0.47 0.28 97.35 11:23:01 3 46.29 0.00 1.25 0.12 1.30 51.04 Average: all 15.96 0.00 1.23 1.76 0.87 80.18 Average: 0 12.41 0.00 0.98 1.49 0.79 84.33 Average: 1 11.60 0.00 1.06 2.79 0.77 83.79 Average: 2 16.44 0.00 1.17 1.60 0.89 79.90 Average: 3 23.41 0.00 1.72 1.15 1.04 72.68