---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1986 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 11G 9.1G 53% / 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 514 3999 0 3461 7162 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:31:24:b3 brd ff:ff:ff:ff:ff:ff inet 10.32.7.61/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86038sec preferred_lft 86038sec inet6 fe80::f816:3eff:fe31:24b3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:83:9d:a2:19 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-1986) 12/29/25 _x86_64_ (4 CPU) 19:14:42 LINUX RESTART (4 CPU) 19:15:01 tps rtps wtps bread/s bwrtn/s 19:16:02 159.19 69.09 90.10 5597.20 40444.08 19:17:01 59.05 0.14 58.91 21.96 9111.08 19:18:01 216.81 12.31 204.50 2231.76 45429.23 19:19:01 54.76 0.03 54.72 2.27 13684.79 19:20:01 14.75 0.30 14.45 19.99 615.26 Average: 101.05 16.43 84.62 1579.72 21898.37 19:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:16:02 5868876 7411840 2298544 28.14 37988 1684864 998492 10.83 586532 1539804 64740 19:17:01 5633744 7441048 2533676 31.02 58584 1912156 951456 10.32 561280 1766492 120404 19:18:01 4379084 7298048 3788336 46.38 89124 2938192 1371528 14.88 842156 2651792 104360 19:19:01 4160004 7393804 4007416 49.07 96716 3210564 1083552 11.76 1333608 2346296 236 19:20:01 4043416 7278864 4124004 50.49 98920 3218864 1116964 12.12 1497992 2307956 25684 Average: 4817025 7364721 3350395 41.02 76266 2592928 1104398 11.98 964314 2122468 63085 19:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:16:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 19:16:02 ens3 456.22 275.27 1325.40 69.77 0.00 0.00 0.00 0.00 19:16:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:17:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 19:17:01 ens3 53.96 44.76 668.24 5.45 0.00 0.00 0.00 0.00 19:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:18:01 lo 1.93 1.93 0.20 0.20 0.00 0.00 0.00 0.00 19:18:01 ens3 695.95 337.93 5626.78 29.59 0.00 0.00 0.00 0.00 19:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:19:01 lo 3.07 3.07 0.27 0.27 0.00 0.00 0.00 0.00 19:19:01 ens3 265.49 476.15 22.32 3769.09 0.00 0.00 0.00 0.00 19:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 19:20:01 ens3 62.45 96.32 13.26 683.16 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 307.64 246.75 1534.01 914.40 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-1986) 12/29/25 _x86_64_ (4 CPU) 19:14:42 LINUX RESTART (4 CPU) 19:15:01 CPU %user %nice %system %iowait %steal %idle 19:16:02 all 20.66 0.00 2.81 5.31 1.16 70.05 19:16:02 0 23.65 0.00 1.93 5.24 1.22 67.97 19:16:02 1 25.33 0.00 1.71 1.27 1.00 70.69 19:16:02 2 11.68 0.00 4.71 7.04 1.20 75.36 19:16:02 3 21.99 0.00 2.90 7.69 1.23 66.18 19:17:01 all 20.73 0.00 1.25 1.85 0.83 75.35 19:17:01 0 18.86 0.00 1.35 4.41 0.85 74.53 19:17:01 1 15.17 0.00 1.30 0.07 0.54 82.92 19:17:01 2 27.48 0.00 1.35 2.49 1.17 67.51 19:17:01 3 21.41 0.00 1.02 0.37 0.73 76.47 19:18:01 all 16.14 0.00 5.76 5.77 1.04 71.29 19:18:01 0 10.86 0.00 5.03 3.97 0.95 79.19 19:18:01 1 17.41 0.00 5.48 3.05 1.02 73.04 19:18:01 2 20.47 0.00 5.94 1.99 1.30 70.30 19:18:01 3 15.82 0.00 6.59 14.16 0.91 62.51 19:19:01 all 32.06 0.00 2.26 1.31 0.83 63.54 19:19:01 0 39.23 0.00 2.93 3.60 0.85 53.38 19:19:01 1 29.61 0.00 2.01 1.15 0.74 66.49 19:19:01 2 36.81 0.00 2.83 0.17 1.13 59.05 19:19:01 3 22.60 0.00 1.29 0.33 0.58 75.20 19:20:01 all 17.53 0.00 0.75 0.42 0.65 80.65 19:20:01 0 2.65 0.00 0.55 1.37 0.47 94.97 19:20:01 1 32.08 0.00 0.78 0.08 0.85 66.20 19:20:01 2 27.68 0.00 0.87 0.23 0.98 70.24 19:20:01 3 7.73 0.00 0.77 0.02 0.30 91.19 Average: all 21.43 0.00 2.56 2.93 0.90 72.17 Average: 0 19.03 0.00 2.36 3.72 0.87 74.03 Average: 1 23.95 0.00 2.26 1.13 0.83 71.84 Average: 2 24.84 0.00 3.14 2.38 1.16 68.49 Average: 3 17.90 0.00 2.51 4.50 0.75 74.34