---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1714 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 48% / 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 507 5088 0 2380 7188 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:dd:a4:b5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.248/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:fedd:a4b5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3d:fd:08:ee 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-1714) 12/26/25 _x86_64_ (4 CPU) 14:32:45 LINUX RESTART (4 CPU) 14:33:01 tps rtps wtps bread/s bwrtn/s 14:34:02 159.14 69.21 89.94 5607.73 40062.27 14:35:01 68.75 11.37 57.38 955.50 8484.53 14:36:01 124.93 89.94 34.99 3135.09 11731.56 14:37:01 47.43 3.82 43.61 164.91 1412.83 Average: 100.19 43.72 56.47 2472.15 15451.67 14:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:34:02 5873124 7398444 2294296 28.09 37948 1667504 985684 10.70 599596 1522972 61332 14:35:01 5634464 7451652 2532956 31.01 59692 1920940 1110028 12.04 552360 1774096 126932 14:36:01 3968200 6152016 4199220 51.41 64796 2275624 2400176 26.04 1925580 2048776 53740 14:37:01 5157692 7305980 3009728 36.85 67960 2237640 1046076 11.35 806872 1983144 25704 Average: 5158370 7077023 3009050 36.84 57599 2025427 1385491 15.03 971102 1832247 66927 14:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:34:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 14:34:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:34:02 ens3 424.15 219.86 1118.85 66.23 0.00 0.00 0.00 0.00 14:35:01 lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 14:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:35:01 ens3 54.31 43.81 666.08 5.95 0.00 0.00 0.00 0.00 14:36:01 lo 0.53 0.53 0.07 0.07 0.00 0.00 0.00 0.00 14:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:36:01 ens3 324.13 201.32 2319.64 19.04 0.00 0.00 0.00 0.00 14:37:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 14:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:37:01 ens3 29.83 24.31 12.14 40.77 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.09 0.09 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 Average: ens3 208.75 122.66 1030.75 33.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1714) 12/26/25 _x86_64_ (4 CPU) 14:32:45 LINUX RESTART (4 CPU) 14:33:01 CPU %user %nice %system %iowait %steal %idle 14:34:02 all 19.50 0.00 2.69 4.95 1.02 71.83 14:34:02 0 10.47 0.00 4.53 8.30 0.85 75.84 14:34:02 1 36.01 0.00 2.52 3.49 1.25 56.73 14:34:02 2 21.52 0.00 2.59 6.42 1.12 68.35 14:34:02 3 10.01 0.00 1.10 1.63 0.85 86.41 14:35:01 all 20.79 0.00 1.20 1.79 0.85 75.38 14:35:01 0 0.98 0.00 0.34 4.84 0.32 93.51 14:35:01 1 15.03 0.00 1.02 1.30 0.76 81.89 14:35:01 2 61.33 0.00 3.04 0.29 1.80 33.54 14:35:01 3 5.92 0.00 0.41 0.71 0.51 92.46 14:36:01 all 37.53 0.00 2.85 5.27 2.34 52.01 14:36:01 0 38.96 0.00 2.53 6.67 2.17 49.68 14:36:01 1 41.44 0.00 3.05 6.13 2.43 46.95 14:36:01 2 38.04 0.00 3.52 4.97 2.42 51.06 14:36:01 3 31.68 0.00 2.34 3.32 2.34 60.31 14:37:01 all 25.72 0.00 0.98 1.49 0.99 70.83 14:37:01 0 14.63 0.00 0.82 3.63 0.63 80.29 14:37:01 1 11.20 0.00 0.47 1.10 0.68 86.55 14:37:01 2 63.33 0.00 1.60 0.83 1.80 32.44 14:37:01 3 13.75 0.00 1.03 0.37 0.85 84.00 Average: all 25.91 0.00 1.93 3.38 1.30 67.48 Average: 0 16.33 0.00 2.06 5.86 1.00 74.75 Average: 1 25.96 0.00 1.77 3.01 1.28 67.98 Average: 2 45.99 0.00 2.68 3.14 1.78 46.40 Average: 3 15.38 0.00 1.22 1.51 1.14 80.74