---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1013 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 7.7G 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 545 1125 0 2273 3132 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:a3:67:a7 brd ff:ff:ff:ff:ff:ff inet 10.32.7.128/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86024sec preferred_lft 86024sec inet6 fe80::f816:3eff:fea3:67a7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1013) 04/26/25 _x86_64_ (4 CPU) 23:17:52 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 137.42 54.58 82.84 3606.66 15820.46 23:20:01 84.78 30.19 54.59 1656.81 10524.34 23:21:01 8.60 0.00 8.60 0.00 361.14 23:22:01 33.86 7.18 26.68 613.90 3082.29 23:23:01 41.09 9.70 31.39 284.22 3813.76 23:24:01 24.81 0.78 24.03 86.52 5566.01 Average: 55.01 17.04 37.98 1039.69 6517.02 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 1825568 3388496 2213084 54.80 49992 1668332 586904 11.54 512684 1528704 167304 23:20:01 1521952 3250852 2516700 62.32 57148 1819856 723000 14.21 664976 1664712 3928 23:21:01 1508256 3242520 2530396 62.65 58512 1823196 735772 14.46 674640 1667336 1080 23:22:01 718088 2561304 3320564 82.22 61652 1925228 1385980 27.24 1375900 1745708 6120 23:23:01 1214672 3273916 2823980 69.92 65448 2131728 627644 12.34 816880 1800060 104668 23:24:01 1132556 3187472 2906096 71.96 68324 2125124 721280 14.18 898908 1799388 17828 Average: 1320182 3150760 2718470 67.31 60179 1915577 796763 15.66 823998 1700985 50155 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 23:19:02 ens3 374.21 228.51 1560.27 66.05 0.00 0.00 0.00 0.00 23:20:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 23:20:01 ens3 124.73 110.97 770.16 23.01 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:21:01 ens3 44.44 64.29 48.36 10.36 0.00 0.00 0.00 0.00 23:22:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 23:22:01 ens3 245.49 288.52 1360.07 43.86 0.00 0.00 0.00 0.00 23:23:01 lo 120.41 120.41 36.43 36.43 0.00 0.00 0.00 0.00 23:23:01 ens3 502.13 400.30 1462.49 101.57 0.00 0.00 0.00 0.00 23:24:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 23:24:01 ens3 40.06 33.61 20.27 83.46 0.00 0.00 0.00 0.00 Average: lo 20.84 20.84 6.15 6.15 0.00 0.00 0.00 0.00 Average: ens3 222.12 187.92 870.57 54.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1013) 04/26/25 _x86_64_ (4 CPU) 23:17:52 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 21.25 0.00 1.73 3.61 0.05 73.35 23:19:02 0 33.72 0.00 2.47 1.67 0.07 62.07 23:19:02 1 5.88 0.00 1.12 10.54 0.03 82.43 23:19:02 2 25.81 0.00 1.72 1.40 0.07 71.00 23:19:02 3 19.55 0.00 1.59 0.85 0.05 77.96 23:20:01 all 12.65 0.00 0.76 1.61 0.04 84.94 23:20:01 0 8.91 0.00 0.54 0.44 0.03 90.07 23:20:01 1 7.93 0.00 0.90 3.80 0.05 87.31 23:20:01 2 9.48 0.00 0.24 0.02 0.03 90.23 23:20:01 3 24.25 0.00 1.36 2.21 0.05 72.14 23:21:01 all 4.24 0.00 0.15 0.03 0.02 95.56 23:21:01 0 4.01 0.00 0.30 0.02 0.02 95.66 23:21:01 1 5.66 0.00 0.17 0.10 0.02 94.06 23:21:01 2 5.32 0.00 0.03 0.00 0.00 94.65 23:21:01 3 1.97 0.00 0.13 0.00 0.02 97.88 23:22:01 all 17.41 0.00 0.74 0.30 0.05 81.50 23:22:01 0 16.50 0.00 0.42 0.60 0.05 82.43 23:22:01 1 17.87 0.00 1.06 0.17 0.05 80.85 23:22:01 2 17.61 0.00 0.57 0.18 0.05 81.59 23:22:01 3 17.64 0.00 0.92 0.27 0.05 81.12 23:23:01 all 38.94 0.00 1.50 0.20 0.09 59.26 23:23:01 0 39.64 0.00 1.44 0.23 0.08 58.60 23:23:01 1 39.15 0.00 1.54 0.13 0.08 59.09 23:23:01 2 39.58 0.00 1.25 0.10 0.08 58.98 23:23:01 3 37.38 0.00 1.77 0.35 0.10 60.39 23:24:01 all 22.76 0.00 0.78 0.63 0.05 75.79 23:24:01 0 50.13 0.00 1.00 0.48 0.08 48.30 23:24:01 1 15.75 0.00 0.70 0.12 0.03 83.40 23:24:01 2 12.78 0.00 0.67 0.03 0.03 86.48 23:24:01 3 12.36 0.00 0.75 1.87 0.03 84.99 Average: all 19.55 0.00 0.94 1.06 0.05 78.40 Average: 0 25.53 0.00 1.03 0.58 0.06 72.81 Average: 1 15.39 0.00 0.91 2.46 0.04 81.20 Average: 2 18.45 0.00 0.75 0.29 0.04 80.47 Average: 3 18.84 0.00 1.09 0.92 0.05 79.10