---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1228 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 7.6G 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 470 5328 0 2177 7225 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:57:7a:7a brd ff:ff:ff:ff:ff:ff inet 10.32.6.36/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe57:7a7a/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-1228) 04/23/26 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 182.84 97.13 85.70 5173.34 40890.65 14:57:01 86.99 30.53 56.46 1729.99 9114.20 14:58:01 69.89 8.85 61.04 510.71 7428.36 14:59:01 25.81 3.47 22.35 132.78 4872.12 Average: 91.40 35.02 56.39 1887.49 15604.15 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5972392 7394168 2195020 26.88 37060 1564948 711368 7.72 606920 1427940 84580 14:57:01 5615728 7316868 2551684 31.24 57728 1807804 800856 8.69 705784 1653036 97568 14:58:01 5467524 7395308 2699888 33.06 65336 2020496 695716 7.55 743860 1750140 111872 14:59:01 5471136 7421336 2696276 33.01 67608 2039540 672144 7.29 727204 1760788 17384 Average: 5631695 7381920 2535717 31.05 56933 1858197 720021 7.81 695942 1647976 77851 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 423.36 248.12 1525.02 66.61 0.00 0.00 0.00 0.00 14:56:02 lo 2.07 2.07 0.18 0.18 0.00 0.00 0.00 0.00 14:57:01 ens3 79.82 71.72 492.29 18.46 0.00 0.00 0.00 0.00 14:57:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 302.72 345.89 1539.69 57.39 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 59.92 64.16 31.26 596.71 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 217.03 182.93 898.77 185.48 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1228) 04/23/26 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.03 0.00 2.99 5.66 0.99 68.33 14:56:02 0 22.42 0.00 4.29 6.55 0.94 65.80 14:56:02 1 37.41 0.00 2.88 6.92 1.31 51.48 14:56:02 2 13.69 0.00 3.04 7.19 0.92 75.17 14:56:02 3 14.64 0.00 1.74 1.99 0.77 80.87 14:57:01 all 26.04 0.00 1.79 1.90 1.12 69.15 14:57:01 0 38.73 0.00 1.97 0.58 1.36 57.38 14:57:01 1 17.18 0.00 1.83 5.02 0.90 75.07 14:57:01 2 22.49 0.00 1.56 0.44 1.15 74.36 14:57:01 3 25.74 0.00 1.80 1.58 1.11 69.77 14:58:01 all 43.10 0.00 2.30 0.89 2.59 51.12 14:58:01 0 42.48 0.00 1.80 0.20 2.77 52.75 14:58:01 1 42.12 0.00 2.98 1.42 2.60 50.87 14:58:01 2 57.30 0.00 2.00 1.45 2.85 36.41 14:58:01 3 30.54 0.00 2.39 0.50 2.14 64.43 14:59:01 all 21.16 0.00 1.05 0.65 0.67 76.47 14:59:01 0 31.91 0.00 1.40 0.07 0.82 65.81 14:59:01 1 29.45 0.00 1.28 0.68 0.93 67.65 14:59:01 2 21.63 0.00 1.08 0.13 0.78 76.37 14:59:01 3 1.68 0.00 0.47 1.72 0.12 96.02 Average: all 28.09 0.00 2.03 2.28 1.34 66.26 Average: 0 33.87 0.00 2.37 1.85 1.47 60.45 Average: 1 31.58 0.00 2.25 3.50 1.44 61.24 Average: 2 28.82 0.00 1.92 2.31 1.43 65.52 Average: 3 18.12 0.00 1.60 1.44 1.03 77.80