---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10071 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.5G 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 482 5404 0 2089 7215 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:49:9b:8e brd ff:ff:ff:ff:ff:ff inet 10.32.7.96/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe49:9b8e/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-10071) 03/29/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:01 164.67 78.58 86.09 4868.72 41382.87 19:15:01 70.07 12.83 57.24 310.21 9310.58 19:16:01 61.52 8.55 52.97 471.12 6951.64 19:17:01 16.90 0.33 16.56 33.59 4090.92 Average: 77.93 24.85 53.08 1406.63 15326.54 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5978692 7399392 2188728 26.80 36892 1563668 714596 7.75 598208 1425848 84564 19:15:01 5605952 7262652 2561468 31.36 57260 1763604 868260 9.42 760124 1605288 103104 19:16:01 5580736 7431076 2586684 31.67 62636 1946980 637940 6.92 668692 1711508 111788 19:17:01 5596732 7449740 2570688 31.47 64164 1947936 621744 6.75 655796 1708772 9312 Average: 5690528 7385715 2476892 30.33 55238 1805547 710635 7.71 670705 1612854 77192 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 459.64 238.85 1529.90 67.88 0.00 0.00 0.00 0.00 19:14:01 lo 1.56 1.56 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 76.94 65.07 472.57 17.89 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 317.98 302.02 1246.50 575.07 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 9.42 9.05 7.26 4.68 0.00 0.00 0.00 0.00 19:17:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 214.98 153.39 811.09 166.79 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 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-10071) 03/29/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.55 0.00 2.74 5.57 1.38 68.77 19:14:01 0 19.40 0.00 1.83 1.94 1.22 75.61 19:14:01 1 29.47 0.00 2.23 10.86 1.47 55.97 19:14:01 2 26.83 0.00 2.02 5.89 1.43 63.83 19:14:01 3 10.52 0.00 4.86 3.61 1.38 79.63 19:15:01 all 26.34 0.00 1.63 1.62 1.55 68.86 19:15:01 0 9.65 0.00 0.35 0.00 0.78 89.22 19:15:01 1 32.16 0.00 1.97 4.73 1.65 59.50 19:15:01 2 24.30 0.00 1.69 1.38 1.59 71.03 19:15:01 3 39.29 0.00 2.51 0.37 2.18 55.65 19:16:01 all 36.88 0.00 1.96 0.98 2.50 57.69 19:16:01 0 34.11 0.00 1.70 0.40 2.73 61.07 19:16:01 1 30.11 0.00 1.36 1.08 2.18 65.27 19:16:01 2 53.22 0.00 3.44 1.65 3.01 38.68 19:16:01 3 30.09 0.00 1.31 0.80 2.08 65.72 19:17:01 all 15.81 0.00 0.70 0.52 0.70 82.27 19:17:01 0 2.07 0.00 0.30 0.02 0.23 97.38 19:17:01 1 5.04 0.00 0.50 0.03 0.25 94.17 19:17:01 2 7.34 0.00 0.67 1.75 0.73 89.52 19:17:01 3 48.78 0.00 1.33 0.30 1.57 48.02 Average: all 25.17 0.00 1.75 2.16 1.53 69.39 Average: 0 16.34 0.00 1.04 0.58 1.24 80.80 Average: 1 24.18 0.00 1.51 4.15 1.39 68.78 Average: 2 27.93 0.00 1.96 2.65 1.69 65.77 Average: 3 32.24 0.00 2.50 1.26 1.80 62.20