---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8818 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 7.8G 12G 41% / 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 461 5187 0 2327 7232 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:69:d7:3b brd ff:ff:ff:ff:ff:ff inet 10.32.6.105/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86040sec preferred_lft 86040sec inet6 fe80::f816:3eff:fe69:d73b/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-8818) 03/14/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 144.57 59.38 85.19 3747.68 40416.01 02:59:01 68.47 12.69 55.79 269.42 9365.00 03:00:01 31.86 0.98 30.87 20.79 5985.20 03:01:01 10.64 0.00 10.64 0.00 3516.11 03:02:01 53.81 1.02 52.79 89.45 9146.48 Average: 61.85 14.82 47.03 827.31 13699.87 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 5973360 7394308 2194060 26.86 36940 1563996 719120 7.80 605372 1425784 84680 02:59:01 5643036 7295236 2524384 30.91 56488 1760336 866516 9.40 724012 1605804 100796 03:00:01 5516468 7243116 2650952 32.46 58772 1830512 898128 9.75 777548 1674544 1684 03:01:01 5390676 7220172 2776744 34.00 60472 1929316 906548 9.84 800732 1771720 2992 03:02:01 5331532 7422196 2835888 34.72 65932 2179116 674076 7.31 619864 2000420 25676 Average: 5571014 7315006 2596406 31.79 55721 1852655 812878 8.82 705506 1695654 43166 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 02:58:02 ens3 437.32 260.51 1409.43 68.55 0.00 0.00 0.00 0.00 02:59:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 02:59:01 ens3 60.88 50.38 451.05 14.20 0.00 0.00 0.00 0.00 03:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:00:01 ens3 97.33 107.30 1149.03 15.08 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 329.49 270.25 1661.32 28.67 0.00 0.00 0.00 0.00 03:02:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:02:01 ens3 329.56 339.98 2430.81 55.15 0.00 0.00 0.00 0.00 Average: lo 0.66 0.66 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 251.55 206.20 1423.51 36.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8818) 03/14/26 _x86_64_ (4 CPU) 02:56:54 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 20.88 0.00 2.58 4.94 1.26 70.35 02:58:02 0 32.19 0.00 2.04 3.80 1.32 60.65 02:58:02 1 7.67 0.00 4.27 4.07 0.95 83.03 02:58:02 2 32.21 0.00 2.32 1.59 1.90 61.98 02:58:02 3 11.46 0.00 1.66 10.26 0.88 75.73 02:59:01 all 22.43 0.00 1.59 1.99 1.24 72.74 02:59:01 0 17.55 0.00 1.00 0.17 0.85 80.44 02:59:01 1 12.22 0.00 1.55 1.54 1.10 83.59 02:59:01 2 48.85 0.00 2.55 0.78 2.05 45.77 02:59:01 3 11.14 0.00 1.27 5.49 0.98 81.12 03:00:01 all 10.91 0.00 0.61 0.46 0.94 87.08 03:00:01 0 14.11 0.00 0.22 0.00 0.87 84.81 03:00:01 1 12.54 0.00 1.28 1.18 0.88 84.11 03:00:01 2 11.16 0.00 0.60 0.43 1.17 86.64 03:00:01 3 5.87 0.00 0.36 0.22 0.85 92.71 03:01:01 all 6.01 0.00 0.57 0.09 0.53 92.81 03:01:01 0 8.58 0.00 0.20 0.00 0.65 90.57 03:01:01 1 8.85 0.00 1.02 0.10 0.58 89.44 03:01:01 2 2.34 0.00 0.45 0.08 0.37 96.76 03:01:01 3 4.25 0.00 0.60 0.20 0.52 94.43 03:02:01 all 22.24 0.00 1.68 1.10 1.39 73.59 03:02:01 0 19.78 0.00 1.79 0.23 1.19 77.01 03:02:01 1 47.55 0.00 2.13 0.47 1.63 48.22 03:02:01 2 12.75 0.00 1.48 0.53 1.64 83.61 03:02:01 3 8.88 0.00 1.30 3.15 1.10 85.57 Average: all 16.48 0.00 1.40 1.71 1.07 79.33 Average: 0 18.44 0.00 1.05 0.84 0.97 78.70 Average: 1 17.80 0.00 2.05 1.47 1.03 77.64 Average: 2 21.38 0.00 1.48 0.68 1.42 75.04 Average: 3 8.31 0.00 1.04 3.86 0.86 85.92