---> uname -a: Linux prd-ubuntu1804-docker-v1-8c-8g-12009 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 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 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 2007 26131 0 4028 29704 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:6d:b1:db brd ff:ff:ff:ff:ff:ff inet 10.30.107.81/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fe6d:b1db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c9:cc:6c:b7 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-v1-8c-8g-12009) 07/25/26 _x86_64_ (8 CPU) 06:11:22 LINUX RESTART (8 CPU) 06:12:01 tps rtps wtps bread/s bwrtn/s 06:13:01 170.25 17.95 152.31 344.74 80831.46 06:14:01 374.80 2.35 372.45 54.39 76933.31 06:15:01 130.84 5.82 125.03 427.13 25005.30 06:16:01 26.80 0.68 26.11 74.39 15585.67 Average: 175.67 6.70 168.98 225.16 49588.94 06:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:13:01 29428652 31311588 3510568 10.66 79160 2102960 2209496 6.50 1250212 1944076 314128 06:14:01 27139164 30286192 5800056 17.61 146396 3171220 2434236 7.16 2378428 2924160 553096 06:15:01 27966012 31606660 4973208 15.10 151928 3640344 1320120 3.88 1300768 3171988 294060 06:16:01 26771196 30422612 6168024 18.73 153708 3649828 2522608 7.42 2575156 3089764 25944 Average: 27826256 30906763 5112964 15.52 132798 3141088 2121615 6.24 1876141 2782497 296807 06:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:13:01 lo 1.60 1.60 0.18 0.18 0.00 0.00 0.00 0.00 06:13:01 ens3 196.53 142.64 2878.36 24.16 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 lo 1.20 1.20 0.17 0.17 0.00 0.00 0.00 0.00 06:14:01 ens3 496.48 357.66 3892.71 71.53 0.00 0.00 0.00 0.00 06:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 06:15:01 ens3 944.29 585.60 2841.14 206.14 0.00 0.00 0.00 0.00 06:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:16:01 ens3 89.27 63.91 31.41 242.20 0.00 0.00 0.00 0.00 06:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 431.64 287.45 2410.90 136.01 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-v1-8c-8g-12009) 07/25/26 _x86_64_ (8 CPU) 06:11:22 LINUX RESTART (8 CPU) 06:12:01 CPU %user %nice %system %iowait %steal %idle 06:13:01 all 11.99 0.00 0.85 1.67 0.04 85.45 06:13:01 0 7.48 0.00 0.52 1.00 0.05 90.96 06:13:01 1 7.16 0.00 0.80 7.73 0.05 84.26 06:13:01 2 3.17 0.00 0.17 2.85 0.02 93.79 06:13:01 3 26.06 0.00 1.44 0.35 0.05 72.10 06:13:01 4 3.70 0.00 0.49 0.00 0.02 95.80 06:13:01 5 5.82 0.00 0.82 0.17 0.03 93.16 06:13:01 6 11.93 0.00 0.63 0.20 0.03 87.20 06:13:01 7 30.59 0.00 1.92 1.09 0.07 66.33 06:14:01 all 19.98 0.00 2.97 1.19 0.06 75.79 06:14:01 0 15.38 0.00 2.98 0.22 0.05 81.37 06:14:01 1 16.25 0.00 2.63 0.44 0.07 80.62 06:14:01 2 13.72 0.00 1.89 2.81 0.07 81.51 06:14:01 3 26.31 0.00 2.33 0.13 0.07 71.17 06:14:01 4 18.62 0.00 3.91 1.63 0.07 75.77 06:14:01 5 28.94 0.00 4.22 0.67 0.07 66.09 06:14:01 6 16.63 0.00 3.22 1.81 0.05 78.29 06:14:01 7 24.06 0.00 2.57 1.82 0.08 71.46 06:15:01 all 30.93 0.00 1.40 0.30 0.06 67.30 06:15:01 0 31.57 0.00 0.85 0.00 0.05 67.53 06:15:01 1 34.03 0.00 1.97 0.15 0.07 63.78 06:15:01 2 45.07 0.00 1.23 0.75 0.07 52.88 06:15:01 3 44.14 0.00 1.36 0.02 0.07 54.42 06:15:01 4 19.08 0.00 1.38 0.00 0.05 79.49 06:15:01 5 28.70 0.00 1.55 0.02 0.08 69.64 06:15:01 6 19.87 0.00 1.91 1.32 0.07 76.84 06:15:01 7 25.00 0.00 0.99 0.10 0.07 73.85 06:16:01 all 14.12 0.00 0.45 0.18 0.03 85.22 06:16:01 0 18.89 0.00 0.43 0.05 0.03 80.59 06:16:01 1 9.46 0.00 0.43 0.02 0.03 90.05 06:16:01 2 11.54 0.00 0.47 0.02 0.03 87.94 06:16:01 3 9.17 0.00 0.22 0.00 0.03 90.58 06:16:01 4 17.07 0.00 0.68 0.97 0.03 81.24 06:16:01 5 12.15 0.00 0.15 0.00 0.03 87.67 06:16:01 6 9.17 0.00 0.13 0.00 0.02 90.68 06:16:01 7 25.53 0.00 1.07 0.43 0.03 72.93 Average: all 19.26 0.00 1.42 0.84 0.05 78.44 Average: 0 18.33 0.00 1.19 0.32 0.05 80.11 Average: 1 16.73 0.00 1.46 2.08 0.05 79.68 Average: 2 18.39 0.00 0.94 1.61 0.05 79.02 Average: 3 26.41 0.00 1.33 0.13 0.05 72.08 Average: 4 14.64 0.00 1.62 0.65 0.04 83.06 Average: 5 18.88 0.00 1.68 0.21 0.05 79.17 Average: 6 14.39 0.00 1.47 0.83 0.04 83.26 Average: 7 26.29 0.00 1.64 0.86 0.06 71.14