---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4475 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 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 841 28408 0 2917 30870 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:21:77:f5 brd ff:ff:ff:ff:ff:ff inet 10.30.106.152/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe21:77f5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a3:79:e5:8f 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:a3ff:fe79:e58f/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-4475) 10/23/26 _x86_64_ (8 CPU) 08:11:10 LINUX RESTART (8 CPU) 08:12:01 tps rtps wtps bread/s bwrtn/s 08:13:01 235.76 9.28 226.48 1679.59 108864.12 08:14:01 68.57 0.00 68.57 0.00 23300.78 08:15:01 165.03 0.23 164.80 22.13 30905.30 Average: 156.45 3.17 153.28 567.21 54355.43 08:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:13:01 29206584 31649048 3732636 11.33 83892 2641948 1602744 4.72 965468 2411636 451688 08:14:01 28616848 31518964 4322372 13.12 113724 3009776 1716500 5.05 1138800 2746028 339336 08:15:01 29161668 31669516 3777552 11.47 123736 2649256 1448172 4.26 1036928 2355336 320 Average: 28995033 31612509 3944187 11.97 107117 2766993 1589139 4.68 1047065 2504333 263781 08:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:13:01 vethb4c07bb 46.13 172.17 3.26 3220.41 0.00 0.00 0.00 0.26 08:13:01 lo 3.07 3.07 0.36 0.36 0.00 0.00 0.00 0.00 08:13:01 docker0 46.13 172.05 2.63 3220.40 0.00 0.00 0.00 0.00 08:13:01 ens3 363.34 171.10 5699.61 35.55 0.00 0.00 0.00 0.00 08:14:01 vethb4c07bb 58.94 112.73 7.98 1988.57 0.00 0.00 0.00 0.16 08:14:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 08:14:01 docker0 58.94 112.68 7.18 1988.57 0.00 0.00 0.00 0.00 08:14:01 ens3 131.44 77.05 1993.72 12.65 0.00 0.00 0.00 0.00 08:15:01 lo 2.33 2.33 0.21 0.21 0.00 0.00 0.00 0.00 08:15:01 docker0 2.10 3.80 0.14 50.05 0.00 0.00 0.00 0.00 08:15:01 ens3 222.81 311.83 71.95 2413.96 0.00 0.00 0.00 0.00 Average: lo 1.87 1.87 0.20 0.20 0.00 0.00 0.00 0.00 Average: docker0 35.72 96.17 3.31 1752.91 0.00 0.00 0.00 0.00 Average: ens3 239.20 186.67 2588.29 820.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4475) 10/23/26 _x86_64_ (8 CPU) 08:11:10 LINUX RESTART (8 CPU) 08:12:01 CPU %user %nice %system %iowait %steal %idle 08:13:01 all 9.39 0.00 1.35 2.08 0.01 87.18 08:13:01 0 5.52 0.00 1.04 1.02 0.00 92.42 08:13:01 1 27.45 0.00 2.12 0.87 0.00 69.56 08:13:01 2 2.36 0.00 0.58 6.30 0.00 90.76 08:13:01 3 8.73 0.00 1.42 0.35 0.00 89.50 08:13:01 4 2.77 0.00 0.85 0.10 0.00 96.28 08:13:01 5 21.20 0.00 2.49 0.58 0.00 75.73 08:13:01 6 5.75 0.00 1.20 2.04 0.00 91.01 08:13:01 7 1.29 0.00 1.15 5.35 0.00 92.20 08:14:01 all 9.90 0.00 1.67 0.38 0.00 88.04 08:14:01 0 9.15 0.00 1.08 0.02 0.00 89.75 08:14:01 1 5.19 0.00 1.39 0.48 0.02 92.92 08:14:01 2 5.20 0.00 0.94 0.02 0.00 93.85 08:14:01 3 6.67 0.00 0.95 1.13 0.00 91.24 08:14:01 4 4.84 0.00 0.97 0.00 0.00 94.19 08:14:01 5 5.10 0.00 1.06 0.03 0.00 93.81 08:14:01 6 34.94 0.00 5.43 0.32 0.02 59.30 08:14:01 7 8.13 0.00 1.52 1.09 0.00 89.27 08:15:01 all 13.73 0.00 1.61 0.37 0.00 84.28 08:15:01 0 18.99 0.00 1.79 0.12 0.02 79.08 08:15:01 1 18.41 0.00 1.51 0.02 0.00 80.06 08:15:01 2 16.04 0.00 1.30 0.00 0.00 82.66 08:15:01 3 10.57 0.00 2.80 0.08 0.02 86.52 08:15:01 4 23.68 0.00 1.63 0.00 0.02 74.68 08:15:01 5 5.15 0.00 0.69 0.20 0.00 93.96 08:15:01 6 4.53 0.00 0.80 0.00 0.00 94.66 08:15:01 7 12.61 0.00 2.40 2.53 0.00 82.46 Average: all 11.01 0.00 1.54 0.94 0.00 86.50 Average: 0 11.22 0.00 1.30 0.38 0.01 87.09 Average: 1 17.02 0.00 1.67 0.46 0.01 80.85 Average: 2 7.86 0.00 0.94 2.11 0.00 89.09 Average: 3 8.65 0.00 1.72 0.52 0.01 89.09 Average: 4 10.41 0.00 1.15 0.03 0.01 88.40 Average: 5 10.46 0.00 1.41 0.27 0.00 87.85 Average: 6 15.08 0.00 2.48 0.79 0.01 81.65 Average: 7 7.34 0.00 1.69 2.99 0.00 87.98