---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10570 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 475 5407 0 2093 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:84:e0:d5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.218/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe84:e0d5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10570) 11/29/25 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 176.02 95.73 80.29 5160.81 39926.04 19:15:01 58.83 0.22 58.61 27.10 10044.79 19:16:01 75.06 18.52 56.54 669.53 8215.23 19:17:01 22.63 0.82 21.81 54.38 4397.47 Average: 83.24 28.94 54.30 1483.93 15668.76 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6053020 7429144 2114400 25.89 35348 1521676 687012 7.45 571660 1382420 63176 19:15:01 5780852 7401912 2386568 29.22 53784 1734788 703704 7.64 610764 1587172 107764 19:16:01 5560952 7405236 2606468 31.91 62388 1941440 685396 7.44 693444 1709100 99504 19:17:01 5505484 7361524 2661936 32.59 64356 1950884 711664 7.72 744488 1712488 9184 Average: 5725077 7399454 2442343 29.90 53969 1787197 696944 7.56 655089 1597795 69907 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 408.15 216.78 1145.66 64.27 0.00 0.00 0.00 0.00 19:14:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 19:15:01 ens3 54.46 43.42 658.60 5.24 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 318.37 288.67 1405.89 59.30 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 51.63 56.30 26.66 528.13 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 208.80 151.74 809.85 164.89 0.00 0.00 0.00 0.00 Average: lo 1.31 1.31 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-10570) 11/29/25 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.32 0.00 3.14 5.88 2.73 66.93 19:14:02 0 25.52 0.00 2.52 5.35 2.78 63.84 19:14:02 1 23.38 0.00 2.10 4.04 2.47 68.01 19:14:02 2 18.51 0.00 1.96 8.46 3.04 68.03 19:14:02 3 17.87 0.00 6.02 5.65 2.63 67.84 19:15:01 all 19.55 0.00 1.26 2.11 1.15 75.92 19:15:01 0 4.33 0.00 0.29 0.71 0.64 94.04 19:15:01 1 40.40 0.00 2.32 0.71 1.57 55.00 19:15:01 2 25.51 0.00 1.79 6.79 1.49 64.43 19:15:01 3 7.94 0.00 0.66 0.24 0.91 90.25 19:16:01 all 39.21 0.00 2.16 1.27 4.74 52.61 19:16:01 0 34.93 0.00 1.91 1.14 4.39 57.63 19:16:01 1 47.52 0.00 2.45 1.54 4.59 43.89 19:16:01 2 39.55 0.00 1.62 0.81 4.88 53.14 19:16:01 3 34.92 0.00 2.62 1.59 5.10 55.77 19:17:01 all 20.73 0.00 0.95 0.95 1.44 75.94 19:17:01 0 1.89 0.00 0.33 0.07 0.71 97.00 19:17:01 1 35.48 0.00 1.10 0.28 2.36 60.78 19:17:01 2 37.89 0.00 1.67 3.21 1.98 55.25 19:17:01 3 7.48 0.00 0.70 0.23 0.68 90.91 Average: all 25.24 0.00 1.88 2.55 2.52 67.80 Average: 0 16.77 0.00 1.27 1.82 2.14 78.00 Average: 1 36.67 0.00 1.99 1.65 2.75 56.94 Average: 2 30.38 0.00 1.76 4.81 2.86 60.20 Average: 3 17.11 0.00 2.51 1.93 2.34 76.11