---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1312 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 847 28730 0 2589 30886 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:0b:56:a8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.124/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fe0b:56a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fd:be:64:6f 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-1312) 12/25/25 _x86_64_ (8 CPU) 18:13:28 LINUX RESTART (8 CPU) 18:14:01 tps rtps wtps bread/s bwrtn/s 18:15:01 358.42 32.16 326.26 1033.03 70983.77 18:16:01 176.15 14.63 161.52 535.11 75715.11 18:17:01 5.30 0.98 4.32 50.78 261.65 18:18:01 18.68 2.95 15.73 92.78 1175.54 Average: 139.63 12.68 126.95 427.91 37032.48 18:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:15:01 30054064 31735328 2885156 8.76 76924 1908024 1365056 4.02 817392 1763124 250492 18:16:01 27496152 29384436 5443068 16.52 88532 2094316 3976644 11.70 3225188 1891992 4616 18:17:01 27063944 28955260 5875276 17.84 88628 2097236 4341284 12.77 3659448 1887964 176 18:18:01 29454888 31656440 3484332 10.58 90872 2400472 1429968 4.21 1130396 2021688 305932 Average: 28517262 30432866 4421958 13.42 86239 2125012 2778238 8.17 2208106 1891192 140304 18:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:15:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 18:15:01 ens3 205.02 132.26 1521.85 48.04 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:16:01 ens3 977.40 631.76 2714.30 180.28 0.00 0.00 0.00 0.00 18:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:17:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 18:17:01 ens3 278.89 145.07 65.42 50.66 0.00 0.00 0.00 0.00 18:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:18:01 lo 2.40 2.40 0.23 0.23 0.00 0.00 0.00 0.00 18:18:01 ens3 219.18 127.50 303.72 42.27 0.00 0.00 0.00 0.00 18:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 420.12 259.14 1151.28 80.31 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-1312) 12/25/25 _x86_64_ (8 CPU) 18:13:28 LINUX RESTART (8 CPU) 18:14:01 CPU %user %nice %system %iowait %steal %idle 18:15:01 all 10.79 0.00 0.94 2.26 0.04 85.97 18:15:01 0 2.13 0.00 0.25 0.03 0.02 97.57 18:15:01 1 14.20 0.00 1.17 0.38 0.03 84.22 18:15:01 2 24.37 0.00 1.98 3.39 0.08 70.18 18:15:01 3 13.54 0.00 1.03 0.23 0.03 85.16 18:15:01 4 12.64 0.00 1.05 0.20 0.03 86.07 18:15:01 5 3.63 0.00 0.22 0.13 0.03 95.98 18:15:01 6 13.90 0.00 1.08 0.55 0.03 84.43 18:15:01 7 1.86 0.00 0.77 13.21 0.05 84.11 18:16:01 all 25.94 0.00 1.57 1.05 0.07 71.38 18:16:01 0 22.47 0.00 2.49 0.17 0.07 74.80 18:16:01 1 41.35 0.00 1.25 0.55 0.08 56.76 18:16:01 2 27.14 0.00 1.61 0.57 0.07 70.62 18:16:01 3 24.67 0.00 0.85 0.03 0.07 74.37 18:16:01 4 18.15 0.00 0.65 0.00 0.05 81.15 18:16:01 5 26.25 0.00 2.71 4.51 0.07 66.47 18:16:01 6 25.00 0.00 2.05 0.73 0.07 72.15 18:16:01 7 22.50 0.00 0.89 1.82 0.07 74.73 18:17:01 all 16.83 0.00 0.47 0.01 0.05 82.64 18:17:01 0 10.77 0.00 0.27 0.00 0.03 88.93 18:17:01 1 30.89 0.00 0.77 0.02 0.05 68.28 18:17:01 2 12.75 0.00 0.23 0.05 0.02 86.95 18:17:01 3 22.45 0.00 0.48 0.00 0.07 76.99 18:17:01 4 13.26 0.00 0.32 0.00 0.05 86.38 18:17:01 5 19.41 0.00 0.52 0.05 0.05 79.97 18:17:01 6 14.12 0.00 0.62 0.00 0.05 85.21 18:17:01 7 10.96 0.00 0.57 0.00 0.03 88.44 18:18:01 all 15.22 0.00 0.66 0.07 0.04 84.00 18:18:01 0 9.66 0.00 0.55 0.00 0.07 89.72 18:18:01 1 29.89 0.00 0.75 0.08 0.07 69.21 18:18:01 2 29.79 0.00 0.98 0.05 0.05 69.12 18:18:01 3 6.59 0.00 0.40 0.02 0.03 92.96 18:18:01 4 6.74 0.00 0.63 0.00 0.02 92.61 18:18:01 5 14.07 0.00 0.58 0.40 0.03 84.91 18:18:01 6 10.42 0.00 0.70 0.05 0.03 88.80 18:18:01 7 14.68 0.00 0.67 0.00 0.05 84.60 Average: all 17.19 0.00 0.91 0.85 0.05 81.00 Average: 0 11.25 0.00 0.89 0.05 0.05 87.77 Average: 1 29.07 0.00 0.98 0.26 0.06 69.63 Average: 2 23.52 0.00 1.20 1.01 0.05 74.21 Average: 3 16.81 0.00 0.69 0.07 0.05 82.38 Average: 4 12.69 0.00 0.66 0.05 0.04 86.56 Average: 5 15.83 0.00 1.01 1.27 0.05 81.85 Average: 6 15.86 0.00 1.11 0.33 0.05 82.65 Average: 7 12.51 0.00 0.72 3.75 0.05 82.97