---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4252 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 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 28004 0 3284 30843 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:7e:e9:74 brd ff:ff:ff:ff:ff:ff inet 10.30.106.136/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe7e:e974/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ad:de:42: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 inet6 fe80::42:adff:fede:42b9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4252) 09/22/26 _x86_64_ (8 CPU) 22:09:24 LINUX RESTART (8 CPU) 22:10:01 tps rtps wtps bread/s bwrtn/s 22:11:01 133.38 21.65 111.73 719.21 66205.23 22:12:01 218.01 44.98 173.04 2570.10 81578.94 22:13:01 43.71 9.05 34.66 699.88 7464.62 Average: 131.70 25.22 106.48 1329.73 51749.60 22:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:11:01 29909536 31633416 3029684 9.20 74688 1953228 1442076 4.24 928740 1797984 282704 22:12:01 27637804 29912292 5301416 16.09 89072 2473164 2995072 8.81 2778188 2182732 79940 22:13:01 25856116 28255820 7083104 21.50 92904 2590596 5042856 14.84 4497872 2215180 244 Average: 27801152 29933843 5138068 15.60 85555 2338996 3160001 9.30 2734933 2065299 120963 22:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 22:11:01 ens3 114.51 75.35 1358.63 25.48 0.00 0.00 0.00 0.00 22:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 22:12:01 ens3 537.94 416.40 5404.87 66.73 0.00 0.00 0.00 0.00 22:13:01 veth0fa96bd 0.27 0.47 0.07 0.05 0.00 0.00 0.00 0.00 22:13:01 docker0 0.42 0.57 0.07 0.06 0.00 0.00 0.00 0.00 22:13:01 lo 24.25 24.25 10.20 10.20 0.00 0.00 0.00 0.00 22:13:01 ens3 217.93 138.51 801.52 39.29 0.00 0.00 0.00 0.00 Average: veth0fa96bd 0.09 0.16 0.02 0.02 0.00 0.00 0.00 0.00 Average: docker0 0.14 0.19 0.02 0.02 0.00 0.00 0.00 0.00 Average: lo 8.62 8.62 3.46 3.46 0.00 0.00 0.00 0.00 Average: ens3 290.13 210.09 2521.68 43.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4252) 09/22/26 _x86_64_ (8 CPU) 22:09:24 LINUX RESTART (8 CPU) 22:10:01 CPU %user %nice %system %iowait %steal %idle 22:11:01 all 9.11 0.00 0.64 1.88 0.01 88.36 22:11:01 0 5.49 0.00 0.58 0.35 0.02 93.56 22:11:01 1 0.30 0.00 0.07 0.00 0.00 99.63 22:11:01 2 1.65 0.00 0.12 4.50 0.00 93.73 22:11:01 3 37.34 0.00 2.20 0.73 0.02 59.70 22:11:01 4 1.90 0.00 0.53 6.05 0.00 91.51 22:11:01 5 13.08 0.00 0.72 0.50 0.00 85.70 22:11:01 6 11.09 0.00 0.68 2.94 0.00 85.29 22:11:01 7 1.95 0.00 0.22 0.02 0.00 97.81 22:12:01 all 30.70 0.00 1.32 1.08 0.01 66.89 22:12:01 0 21.19 0.00 0.55 0.02 0.00 78.24 22:12:01 1 45.88 0.00 1.19 0.25 0.02 52.67 22:12:01 2 34.75 0.00 1.76 2.33 0.02 61.15 22:12:01 3 27.82 0.00 1.15 0.90 0.02 70.11 22:12:01 4 19.41 0.00 0.78 0.33 0.02 79.46 22:12:01 5 37.46 0.00 1.42 0.64 0.02 60.46 22:12:01 6 31.32 0.00 2.33 3.87 0.02 62.46 22:12:01 7 27.89 0.00 1.34 0.37 0.00 70.40 22:13:01 all 29.43 0.00 1.02 0.25 0.01 69.29 22:13:01 0 29.80 0.00 0.87 0.18 0.02 69.14 22:13:01 1 28.16 0.00 1.03 0.03 0.02 70.76 22:13:01 2 32.73 0.00 1.00 0.08 0.00 66.19 22:13:01 3 32.87 0.00 1.24 0.99 0.00 64.91 22:13:01 4 23.37 0.00 0.88 0.17 0.00 75.58 22:13:01 5 35.16 0.00 0.87 0.13 0.00 63.84 22:13:01 6 26.61 0.00 0.80 0.25 0.00 72.34 22:13:01 7 26.79 0.00 1.47 0.18 0.02 71.53 Average: all 23.08 0.00 0.99 1.07 0.01 74.85 Average: 0 18.83 0.00 0.67 0.18 0.01 80.31 Average: 1 24.78 0.00 0.76 0.09 0.01 74.35 Average: 2 23.04 0.00 0.96 2.30 0.01 73.70 Average: 3 32.68 0.00 1.53 0.87 0.01 64.90 Average: 4 14.91 0.00 0.73 2.18 0.01 82.17 Average: 5 28.55 0.00 1.00 0.42 0.01 70.02 Average: 6 22.98 0.00 1.27 2.35 0.01 73.40 Average: 7 18.86 0.00 1.01 0.19 0.01 79.93