---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1528 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 700K 797M 1% /run /dev/vda1 20G 9.6G 9.7G 50% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 501 4476 0 2998 7180 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:88:85:93 brd ff:ff:ff:ff:ff:ff inet 10.32.7.37/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:fe88:8593/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4f:f8:71:e9 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1528) 12/23/25 _x86_64_ (4 CPU) 22:32:46 LINUX RESTART (4 CPU) 22:33:01 tps rtps wtps bread/s bwrtn/s 22:34:01 154.82 69.29 85.52 5616.93 39801.95 22:35:01 64.56 0.22 64.34 23.18 9630.38 22:36:01 191.95 133.03 58.92 7068.02 21652.12 22:37:01 83.35 29.65 53.71 1384.04 13631.73 Average: 123.66 58.04 65.62 3522.69 21178.38 22:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:34:01 5896748 7420032 2270672 27.80 37628 1665612 991584 10.76 578852 1521572 64792 22:35:01 5567368 7365388 2600052 31.83 58876 1903224 1028744 11.16 648356 1749004 122036 22:36:01 4816424 7412204 3350996 41.03 74016 2665652 1265828 13.74 1036156 2069072 262812 22:37:01 4626232 7389844 3541188 43.36 76648 2830132 964856 10.47 1126552 2166824 25636 Average: 5226693 7396867 2940727 36.01 61792 2266155 1062753 11.53 847479 1876618 118819 22:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:34:01 ens3 348.12 202.53 1084.21 63.08 0.00 0.00 0.00 0.00 22:34:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 22:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:01 ens3 63.52 51.82 709.23 6.17 0.00 0.00 0.00 0.00 22:35:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 ens3 353.66 240.54 1797.46 59.95 0.00 0.00 0.00 0.00 22:36:01 lo 2.53 2.53 0.26 0.26 0.00 0.00 0.00 0.00 22:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 ens3 328.93 200.80 2278.08 45.95 0.00 0.00 0.00 0.00 22:37:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 22:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 273.53 173.91 1467.13 43.78 0.00 0.00 0.00 0.00 Average: lo 1.22 1.22 0.12 0.12 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 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1528) 12/23/25 _x86_64_ (4 CPU) 22:32:46 LINUX RESTART (4 CPU) 22:33:01 CPU %user %nice %system %iowait %steal %idle 22:34:01 all 17.79 0.00 2.62 5.21 2.67 71.71 22:34:01 0 12.88 0.00 4.29 5.85 2.34 74.63 22:34:01 1 15.62 0.00 1.67 7.87 2.99 71.86 22:34:01 2 24.12 0.00 2.45 3.09 2.93 67.42 22:34:01 3 18.53 0.00 2.10 4.02 2.45 72.91 22:35:01 all 19.71 0.00 1.24 1.91 1.35 75.79 22:35:01 0 9.53 0.00 0.69 1.54 1.09 87.14 22:35:01 1 1.95 0.00 0.43 4.42 0.53 92.67 22:35:01 2 35.20 0.00 2.16 0.35 2.04 60.25 22:35:01 3 32.19 0.00 1.68 1.31 1.73 63.09 22:36:01 all 26.49 1.55 5.73 7.29 5.01 53.93 22:36:01 0 26.87 0.00 5.60 8.43 5.04 54.06 22:36:01 1 27.83 6.18 6.18 9.11 4.75 45.95 22:36:01 2 31.39 0.03 6.04 7.00 5.50 50.04 22:36:01 3 19.92 0.00 5.09 4.65 4.76 65.58 22:37:01 all 27.50 0.00 1.71 2.39 3.23 65.17 22:37:01 0 29.81 0.00 1.44 2.19 3.39 63.17 22:37:01 1 23.41 0.00 1.77 2.35 3.08 69.38 22:37:01 2 39.02 0.00 2.87 3.51 3.65 50.95 22:37:01 3 17.77 0.00 0.81 1.51 2.80 77.12 Average: all 22.88 0.39 2.83 4.21 3.07 66.62 Average: 0 19.79 0.00 3.01 4.51 2.97 69.73 Average: 1 17.23 1.55 2.52 5.95 2.84 69.91 Average: 2 32.42 0.01 3.38 3.50 3.53 57.16 Average: 3 22.09 0.00 2.43 2.88 2.94 69.67