---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4255 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 12G 144G 8% / 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 878 27714 0 3574 30833 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:9e:9e:67 brd ff:ff:ff:ff:ff:ff inet 10.30.107.219/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86167sec preferred_lft 86167sec inet6 fe80::f816:3eff:fe9e:9e67/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fa:1c:90:c5 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:faff:fe1c:90c5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4255) 10/22/26 _x86_64_ (8 CPU) 20:29:23 LINUX RESTART (8 CPU) 20:30:01 tps rtps wtps bread/s bwrtn/s 20:31:01 132.77 11.18 121.59 471.71 87001.40 20:32:01 444.61 9.25 435.36 1669.59 91870.95 20:33:01 114.83 0.70 114.13 61.06 19155.87 Average: 230.73 7.04 223.69 734.10 66010.58 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:31:01 30023728 31639376 2915492 8.85 70600 1855284 1472008 4.33 910432 1715076 186868 20:32:01 28678392 31608892 4260828 12.94 157120 2972436 1584420 4.66 1074428 2723312 14916 20:33:01 28362916 31560484 4576304 13.89 172828 3204868 1521124 4.48 1174640 2916988 8248 Average: 29021679 31602917 3917541 11.89 133516 2677529 1525851 4.49 1053167 2451792 70011 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:31:01 ens3 100.65 63.56 1329.87 10.51 0.00 0.00 0.00 0.00 20:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 20:32:01 ens3 366.37 155.91 4752.50 18.05 0.00 0.00 0.00 0.00 20:32:01 docker0 35.46 111.58 2.13 1628.95 0.00 0.00 0.00 0.00 20:32:01 vethef96a3d 2.93 3.23 0.25 31.55 0.00 0.00 0.00 0.00 20:32:01 lo 2.53 2.53 0.27 0.27 0.00 0.00 0.00 0.00 20:33:01 ens3 90.53 64.19 713.82 34.10 0.00 0.00 0.00 0.00 20:33:01 docker0 39.23 62.24 3.83 700.20 0.00 0.00 0.00 0.00 20:33:01 lo 0.13 0.13 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 185.85 94.55 2265.35 20.89 0.00 0.00 0.00 0.00 Average: docker0 24.89 57.94 1.99 776.34 0.00 0.00 0.00 0.00 Average: lo 1.24 1.24 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4255) 10/22/26 _x86_64_ (8 CPU) 20:29:23 LINUX RESTART (8 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:31:01 all 8.70 0.00 0.63 2.14 0.02 88.51 20:31:01 0 13.80 0.00 0.57 0.48 0.02 85.13 20:31:01 1 2.85 0.00 0.33 0.02 0.00 96.80 20:31:01 2 7.57 0.00 0.48 0.23 0.03 91.68 20:31:01 3 0.23 0.00 0.05 1.47 0.00 98.25 20:31:01 4 24.63 0.00 1.70 0.87 0.02 72.78 20:31:01 5 3.32 0.00 0.35 0.22 0.02 96.09 20:31:01 6 16.29 0.00 0.95 0.45 0.02 82.29 20:31:01 7 0.89 0.00 0.55 13.40 0.02 85.14 20:32:01 all 8.69 0.00 3.37 2.16 0.05 85.73 20:32:01 0 14.19 0.00 3.24 0.25 0.05 82.27 20:32:01 1 10.10 0.00 4.02 0.35 0.05 85.47 20:32:01 2 19.81 0.00 4.42 0.39 0.07 75.32 20:32:01 3 5.57 0.00 3.63 2.48 0.05 88.27 20:32:01 4 5.66 0.00 3.05 1.66 0.05 89.58 20:32:01 5 4.52 0.00 3.82 6.41 0.07 85.19 20:32:01 6 5.13 0.00 2.40 0.12 0.05 92.30 20:32:01 7 4.52 0.00 2.40 5.68 0.05 87.35 20:33:01 all 10.02 0.00 1.58 0.57 0.02 87.81 20:33:01 0 1.95 0.00 1.29 1.26 0.02 95.49 20:33:01 1 5.73 0.00 1.57 0.07 0.02 92.62 20:33:01 2 8.42 0.00 1.69 0.13 0.02 89.75 20:33:01 3 4.13 0.00 1.22 0.05 0.02 94.59 20:33:01 4 14.57 0.00 2.02 0.13 0.03 83.24 20:33:01 5 4.47 0.00 1.19 2.31 0.02 92.01 20:33:01 6 15.49 0.00 1.45 0.03 0.02 83.00 20:33:01 7 25.33 0.00 2.19 0.59 0.02 71.87 Average: all 9.14 0.00 1.86 1.63 0.03 87.35 Average: 0 9.99 0.00 1.70 0.66 0.03 87.62 Average: 1 6.21 0.00 1.97 0.15 0.02 91.65 Average: 2 11.92 0.00 2.19 0.25 0.04 85.60 Average: 3 3.30 0.00 1.63 1.33 0.02 93.72 Average: 4 14.96 0.00 2.26 0.89 0.03 81.86 Average: 5 4.10 0.00 1.78 2.97 0.03 91.12 Average: 6 12.32 0.00 1.60 0.20 0.03 85.85 Average: 7 10.26 0.00 1.71 6.56 0.03 81.44