---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2399 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 7.6G 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 460 5404 0 2111 7236 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:e5:90:ae brd ff:ff:ff:ff:ff:ff inet 10.32.6.241/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fee5:90ae/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-2399) 08/30/25 _x86_64_ (4 CPU) 10:25:59 LINUX RESTART (4 CPU) 10:26:02 tps rtps wtps bread/s bwrtn/s 10:27:01 182.33 98.97 83.36 5264.60 40816.42 10:28:01 55.43 0.22 55.21 26.66 9172.41 10:29:01 78.71 18.19 60.51 628.46 9827.26 10:30:01 24.08 0.68 23.39 77.71 3528.56 Average: 84.72 29.22 55.50 1483.45 15730.63 10:26:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 6050392 7437512 2117028 25.92 36048 1531528 683196 7.41 561868 1392052 69944 10:28:01 5773216 7408864 2394204 29.31 55364 1745728 705352 7.65 603792 1596496 125160 10:29:01 5575432 7438896 2591988 31.74 63360 1958504 649804 7.05 634712 1749492 72892 10:30:01 5545860 7428268 2621560 32.10 65652 1974696 665400 7.22 652744 1759164 17492 Average: 5736225 7428385 2431195 29.77 55106 1802614 675938 7.33 613279 1624301 71372 10:26:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 ens3 437.98 243.70 1253.95 68.18 0.00 0.00 0.00 0.00 10:27:01 lo 2.10 2.10 0.19 0.19 0.00 0.00 0.00 0.00 10:28:01 ens3 39.62 32.32 545.58 4.32 0.00 0.00 0.00 0.00 10:28:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 10:29:01 ens3 338.50 338.47 2249.73 63.99 0.00 0.00 0.00 0.00 10:29:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 10:30:01 ens3 12.08 12.98 9.37 6.17 0.00 0.00 0.00 0.00 10:30:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 206.07 156.50 1013.65 35.53 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2399) 08/30/25 _x86_64_ (4 CPU) 10:25:59 LINUX RESTART (4 CPU) 10:26:02 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 22.19 0.00 3.12 5.80 1.28 67.61 10:27:01 0 14.44 0.00 1.49 5.15 0.95 77.98 10:27:01 1 46.28 0.00 3.34 3.65 1.71 45.02 10:27:01 2 12.35 0.00 1.85 9.55 1.09 75.17 10:27:01 3 15.74 0.00 5.78 4.85 1.36 72.26 10:28:01 all 20.94 0.00 1.42 1.47 0.85 75.32 10:28:01 0 2.92 0.00 0.32 0.00 0.22 96.55 10:28:01 1 30.63 0.00 1.63 1.51 1.07 65.16 10:28:01 2 13.76 0.00 1.35 0.98 0.85 83.06 10:28:01 3 36.46 0.00 2.40 3.39 1.27 56.49 10:29:01 all 43.46 0.00 2.44 1.25 2.81 50.04 10:29:01 0 35.80 0.00 2.17 1.20 2.62 58.21 10:29:01 1 41.19 0.00 2.90 1.70 2.90 51.32 10:29:01 2 51.27 0.00 2.45 1.03 2.93 42.32 10:29:01 3 45.56 0.00 2.25 1.07 2.80 48.33 10:30:01 all 20.97 0.00 1.03 0.64 0.96 76.39 10:30:01 0 7.95 0.00 0.72 0.73 0.63 89.97 10:30:01 1 38.53 0.00 1.43 1.71 1.12 57.21 10:30:01 2 25.99 0.00 1.03 0.08 1.28 71.62 10:30:01 3 11.44 0.00 0.93 0.05 0.81 86.76 Average: all 26.91 0.00 2.00 2.27 1.48 67.34 Average: 0 15.28 0.00 1.17 1.76 1.10 80.69 Average: 1 39.12 0.00 2.32 2.14 1.70 54.72 Average: 2 25.90 0.00 1.67 2.88 1.54 68.02 Average: 3 27.35 0.00 2.83 2.33 1.56 65.94