---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4256 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: 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): 0-7 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 708K 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 826 28424 0 2916 30885 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:f2:f2:eb brd ff:ff:ff:ff:ff:ff inet 10.30.106.254/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fef2:f2eb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:10:64:71:12 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 inet6 fe80::42:10ff:fe64:7112/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4256) 10/22/26 _x86_64_ (8 CPU) 20:29:40 LINUX RESTART (8 CPU) 20:30:01 tps rtps wtps bread/s bwrtn/s 20:31:01 358.68 65.34 293.34 4246.58 105963.61 20:32:01 173.30 9.12 164.19 1635.86 66270.95 20:33:01 138.80 0.10 138.70 13.59 33395.04 Average: 223.59 24.85 198.74 1965.26 68541.38 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:31:01 30160608 31742788 2778612 8.44 67996 1825268 1369396 4.03 807212 1685340 187656 20:32:01 29040948 31645320 3898272 11.83 91700 2784200 1588832 4.67 1004056 2516180 551696 20:33:01 29196500 31693272 3742720 11.36 113960 2648472 1523260 4.48 974800 2381624 9016 Average: 29466019 31693793 3473201 10.54 91219 2419313 1493829 4.40 928689 2194381 249456 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 lo 1.53 1.53 0.17 0.17 0.00 0.00 0.00 0.00 20:31:01 ens3 389.65 269.76 1768.20 76.58 0.00 0.00 0.00 0.00 20:32:01 docker0 82.74 255.71 5.10 4039.69 0.00 0.00 0.00 0.00 20:32:01 veth3cf912c 82.74 255.84 6.23 4039.70 0.00 0.00 0.00 0.33 20:32:01 lo 3.07 3.07 0.36 0.36 0.00 0.00 0.00 0.00 20:32:01 ens3 421.93 182.29 5677.35 21.68 0.00 0.00 0.00 0.00 20:33:01 docker0 41.40 80.41 5.69 1221.57 0.00 0.00 0.00 0.00 20:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 ens3 97.07 57.29 1225.29 10.23 0.00 0.00 0.00 0.00 Average: docker0 41.38 112.03 3.59 1753.60 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 302.87 169.77 2890.03 36.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4256) 10/22/26 _x86_64_ (8 CPU) 20:29:40 LINUX RESTART (8 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:31:01 all 10.67 0.00 1.12 2.63 0.04 85.55 20:31:01 0 6.52 0.00 0.40 7.44 0.03 85.61 20:31:01 1 23.01 0.00 1.89 0.85 0.03 74.22 20:31:01 2 18.89 0.00 1.17 1.34 0.03 78.57 20:31:01 3 3.68 0.00 0.80 0.37 0.05 95.10 20:31:01 4 3.80 0.00 0.80 2.74 0.05 92.60 20:31:01 5 22.60 0.00 1.90 0.80 0.05 74.64 20:31:01 6 4.79 0.00 1.17 6.91 0.03 87.10 20:31:01 7 2.01 0.00 0.84 0.59 0.07 96.51 20:32:01 all 8.90 0.00 1.67 1.11 0.06 88.26 20:32:01 0 15.21 0.00 3.56 1.96 0.08 79.19 20:32:01 1 12.92 0.00 1.79 0.27 0.07 84.96 20:32:01 2 8.21 0.00 1.32 0.13 0.07 90.26 20:32:01 3 11.33 0.00 1.18 0.08 0.05 87.35 20:32:01 4 3.54 0.00 0.97 0.55 0.05 94.89 20:32:01 5 1.91 0.00 1.07 0.25 0.05 96.72 20:32:01 6 13.72 0.00 1.94 3.68 0.05 80.62 20:32:01 7 4.31 0.00 1.52 1.99 0.07 92.11 20:33:01 all 9.23 0.00 1.55 0.58 0.03 88.61 20:33:01 0 3.37 0.00 0.67 0.08 0.02 95.86 20:33:01 1 22.21 0.00 3.38 0.02 0.03 74.36 20:33:01 2 0.55 0.00 0.28 0.00 0.03 99.13 20:33:01 3 1.08 0.00 0.22 0.00 0.00 98.70 20:33:01 4 0.73 0.00 0.03 0.00 0.00 99.24 20:33:01 5 40.97 0.00 5.79 0.17 0.07 53.01 20:33:01 6 0.88 0.00 0.52 1.14 0.05 97.41 20:33:01 7 4.08 0.00 1.56 3.20 0.05 91.12 Average: all 9.60 0.00 1.45 1.44 0.04 87.47 Average: 0 8.36 0.00 1.54 3.16 0.04 86.89 Average: 1 19.38 0.00 2.35 0.38 0.04 77.85 Average: 2 9.22 0.00 0.92 0.49 0.04 89.33 Average: 3 5.36 0.00 0.73 0.15 0.03 93.72 Average: 4 2.68 0.00 0.60 1.10 0.03 95.58 Average: 5 21.85 0.00 2.93 0.41 0.06 74.76 Average: 6 6.46 0.00 1.21 3.91 0.04 88.38 Average: 7 3.46 0.00 1.31 1.92 0.06 93.25