---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-7733 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: 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): 0-3 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 696K 797M 1% /run /dev/vda1 20G 9.1G 11G 47% / 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: 7976 511 5223 0 2241 7182 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:5b:c6:49 brd ff:ff:ff:ff:ff:ff inet 10.32.6.29/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe5b:c649/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f7:49:aa:77 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-7733) 10/30/25 _x86_64_ (4 CPU) 10:19:49 LINUX RESTART (4 CPU) 10:20:01 tps rtps wtps bread/s bwrtn/s 10:21:01 149.58 69.20 80.38 5608.93 39330.46 10:22:01 42.35 0.30 42.05 31.85 5442.75 10:23:01 96.07 12.75 83.32 2255.89 15747.11 10:24:01 20.21 0.33 19.88 25.46 1351.77 Average: 77.06 20.65 56.41 1980.82 15470.17 10:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:21:01 5891028 7381868 2276400 27.87 34668 1638072 1034024 11.22 611284 1497204 44000 10:22:01 5689588 7405188 2477840 30.34 53084 1832064 991064 10.75 597320 1687804 167484 10:23:01 5413836 7416312 2753592 33.71 65772 2092940 988932 10.73 654552 1879484 27172 10:24:01 5290236 7296388 2877192 35.23 67944 2093896 1113412 12.08 780736 1875784 11820 Average: 5571172 7374939 2596256 31.79 55367 1914243 1031858 11.20 660973 1735069 62619 10:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:21:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 10:21:01 ens3 275.97 175.02 996.03 62.20 0.00 0.00 0.00 0.00 10:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:22:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 10:22:01 ens3 55.12 41.00 706.36 4.97 0.00 0.00 0.00 0.00 10:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:23:01 lo 2.07 2.07 0.21 0.21 0.00 0.00 0.00 0.00 10:23:01 ens3 134.74 67.76 784.92 11.62 0.00 0.00 0.00 0.00 10:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:24:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 10:24:01 ens3 12.15 12.71 9.24 6.02 0.00 0.00 0.00 0.00 10:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 119.51 74.13 624.19 21.21 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-7733) 10/30/25 _x86_64_ (4 CPU) 10:19:49 LINUX RESTART (4 CPU) 10:20:01 CPU %user %nice %system %iowait %steal %idle 10:21:01 all 17.22 0.00 3.17 5.30 2.84 71.48 10:21:01 0 15.51 0.00 2.13 3.32 2.43 76.61 10:21:01 1 14.63 0.00 1.71 4.29 2.41 76.96 10:21:01 2 15.02 0.00 6.24 11.13 3.74 63.88 10:21:01 3 23.71 0.00 2.53 2.40 2.74 68.62 10:22:01 all 17.62 0.00 1.14 1.93 1.29 78.01 10:22:01 0 8.84 0.00 0.95 4.25 0.85 85.12 10:22:01 1 27.41 0.00 1.47 2.88 1.57 66.68 10:22:01 2 17.31 0.00 0.93 0.28 1.94 79.54 10:22:01 3 16.97 0.00 1.23 0.32 0.80 80.69 10:23:01 all 18.97 0.00 2.12 2.82 1.50 74.59 10:23:01 0 11.41 0.00 1.75 2.61 1.18 83.06 10:23:01 1 24.30 0.00 2.30 3.40 1.55 68.45 10:23:01 2 3.56 0.00 1.98 2.35 1.33 90.77 10:23:01 3 36.62 0.00 2.47 2.93 1.97 56.02 10:24:01 all 20.62 0.00 0.97 1.00 1.57 75.84 10:24:01 0 5.15 0.00 0.56 0.86 1.02 92.41 10:24:01 1 18.67 0.00 1.03 0.65 1.36 78.29 10:24:01 2 51.68 0.00 1.50 0.33 2.89 43.60 10:24:01 3 6.94 0.00 0.81 2.20 0.98 89.06 Average: all 18.61 0.00 1.85 2.77 1.80 74.98 Average: 0 10.22 0.00 1.35 2.76 1.37 84.30 Average: 1 21.25 0.00 1.63 2.80 1.72 72.60 Average: 2 21.92 0.00 2.67 3.54 2.48 69.39 Average: 3 21.04 0.00 1.76 1.96 1.62 73.61