---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1027 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 712K 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 811 29071 0 2283 30925 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:18:e9:8d brd ff:ff:ff:ff:ff:ff inet 10.30.106.236/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86184sec preferred_lft 86184sec inet6 fe80::f816:3eff:fe18:e98d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b2:a0:d2:b9 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1027) 12/23/25 _x86_64_ (8 CPU) 20:11:09 LINUX RESTART (8 CPU) 20:12:01 tps rtps wtps bread/s bwrtn/s 20:13:01 161.49 14.35 147.14 321.41 79116.95 20:14:01 117.79 10.23 107.56 720.29 41237.59 Average: 139.64 12.29 127.35 520.87 60175.69 20:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:13:01 29752668 31453096 3186552 9.67 82548 1919492 2014216 5.93 1115512 1758620 107940 20:14:01 29781992 31677988 3157228 9.59 91720 2098072 1441384 4.24 945440 1882720 33876 Average: 29767330 31565542 3171890 9.63 87134 2008782 1727800 5.08 1030476 1820670 70908 20:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:13:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 20:13:01 ens3 155.11 131.16 1358.43 33.35 0.00 0.00 0.00 0.00 20:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 lo 4.88 4.88 0.49 0.49 0.00 0.00 0.00 0.00 20:14:01 ens3 784.24 474.23 2006.54 160.57 0.00 0.00 0.00 0.00 20:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.77 2.77 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 469.70 302.71 1682.51 96.96 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1027) 12/23/25 _x86_64_ (8 CPU) 20:11:09 LINUX RESTART (8 CPU) 20:12:01 CPU %user %nice %system %iowait %steal %idle 20:13:01 all 9.77 0.00 0.86 1.41 0.04 87.93 20:13:01 0 3.78 0.00 0.45 0.25 0.02 95.50 20:13:01 1 5.59 0.00 1.17 5.31 0.03 87.89 20:13:01 2 42.58 0.00 2.48 0.82 0.07 54.06 20:13:01 3 11.81 0.00 1.05 2.97 0.05 84.12 20:13:01 4 3.08 0.00 0.52 0.07 0.03 96.30 20:13:01 5 3.84 0.00 0.27 0.00 0.02 95.88 20:13:01 6 5.81 0.00 0.57 1.72 0.08 91.81 20:13:01 7 1.73 0.00 0.37 0.12 0.00 97.78 20:14:01 all 30.34 0.00 1.74 0.41 0.06 67.44 20:14:01 0 32.40 0.00 1.94 0.30 0.05 65.31 20:14:01 1 40.76 0.00 1.50 0.03 0.07 57.63 20:14:01 2 31.40 0.00 1.89 0.28 0.05 66.38 20:14:01 3 27.55 0.00 1.37 0.02 0.05 71.02 20:14:01 4 29.81 0.00 3.01 0.43 0.05 66.69 20:14:01 5 23.60 0.00 1.68 0.02 0.07 74.64 20:14:01 6 31.49 0.00 1.62 2.12 0.07 64.70 20:14:01 7 25.68 0.00 0.97 0.10 0.05 73.20 Average: all 20.05 0.00 1.30 0.91 0.05 77.69 Average: 0 18.07 0.00 1.19 0.28 0.03 80.43 Average: 1 23.18 0.00 1.34 2.67 0.05 72.76 Average: 2 36.99 0.00 2.18 0.55 0.06 60.22 Average: 3 19.68 0.00 1.21 1.49 0.05 77.57 Average: 4 16.43 0.00 1.76 0.25 0.04 81.52 Average: 5 13.70 0.00 0.97 0.01 0.04 85.28 Average: 6 18.65 0.00 1.10 1.92 0.08 78.25 Average: 7 13.69 0.00 0.67 0.11 0.03 85.51