---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1723 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 9.8G 9.5G 51% / 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 496 4430 0 3048 7184 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:fe:11:73 brd ff:ff:ff:ff:ff:ff inet 10.32.7.60/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85938sec preferred_lft 85938sec inet6 fe80::f816:3eff:fefe:1173/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:78:49:6b:6d 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-1723) 12/26/25 _x86_64_ (4 CPU) 16:18:46 LINUX RESTART (4 CPU) 16:19:01 tps rtps wtps bread/s bwrtn/s 16:20:01 207.25 80.37 126.88 5847.69 44526.73 16:21:01 123.40 58.89 64.52 2543.00 17195.27 16:22:01 11.43 0.08 11.34 2.40 10445.04 16:23:01 20.69 5.28 15.41 79.97 13505.10 16:24:01 35.81 23.30 12.51 868.92 7606.07 16:25:01 38.39 1.33 37.06 107.05 5713.31 16:26:01 48.53 0.28 48.24 2.53 7827.63 Average: 69.36 24.22 45.14 1350.19 15259.70 16:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:01 5681084 7404624 2486336 30.44 30784 1870840 1030008 11.18 769880 1542216 294592 16:21:01 4452728 6441512 3714692 45.48 39664 2119628 1965236 21.32 1891944 1633728 53876 16:22:01 3986828 6110432 4180592 51.19 39784 2252196 2296232 24.92 2220620 1763780 89104 16:23:01 4683048 6963776 3484372 42.66 40244 2406152 1408964 15.29 1385320 1900484 70464 16:24:01 4908780 7401268 3258640 39.90 44628 2608768 970176 10.53 1072356 1977808 72536 16:25:01 4643204 7332428 3524216 43.15 64812 2773940 1016516 11.03 1157360 2135352 144560 16:26:01 4552160 7376972 3615260 44.26 72792 2893648 972348 10.55 1119188 2249056 100016 Average: 4701119 7004430 3466301 42.44 47530 2417882 1379926 14.97 1373810 1886061 117878 16:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:01 ens3 682.19 390.45 1629.12 76.33 0.00 0.00 0.00 0.00 16:20:01 lo 1.83 1.83 0.20 0.20 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:01 ens3 16.97 14.58 12.13 3.05 0.00 0.00 0.00 0.00 16:21:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 16:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 ens3 0.98 0.97 0.22 0.22 0.00 0.00 0.00 0.00 16:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 ens3 2.33 2.28 0.51 0.54 0.00 0.00 0.00 0.00 16:23:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 16:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 ens3 175.00 86.19 819.79 17.21 0.00 0.00 0.00 0.00 16:24:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 16:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:01 ens3 59.82 50.71 669.86 7.52 0.00 0.00 0.00 0.00 16:25:01 lo 0.67 0.67 0.05 0.05 0.00 0.00 0.00 0.00 16:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:01 ens3 26.70 23.98 243.88 5.64 0.00 0.00 0.00 0.00 16:26:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 16:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 137.70 81.30 482.16 15.78 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 0.06 0.06 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-1723) 12/26/25 _x86_64_ (4 CPU) 16:18:46 LINUX RESTART (4 CPU) 16:19:01 CPU %user %nice %system %iowait %steal %idle 16:20:01 all 14.62 2.01 3.51 6.14 0.98 72.74 16:20:01 0 12.51 0.00 1.79 3.21 0.73 81.76 16:20:01 1 11.76 0.00 5.02 5.10 0.97 77.16 16:20:01 2 23.85 7.99 4.46 10.82 1.42 51.45 16:20:01 3 10.38 0.05 2.74 5.43 0.79 80.61 16:21:01 all 49.45 0.85 4.15 2.61 1.45 41.49 16:21:01 0 53.43 0.00 3.31 3.34 1.45 38.47 16:21:01 1 47.28 3.37 4.37 1.47 1.42 42.09 16:21:01 2 51.33 0.03 4.20 3.05 1.58 39.80 16:21:01 3 45.75 0.00 4.73 2.62 1.33 45.57 16:22:01 all 93.72 0.00 3.65 0.06 2.40 0.17 16:22:01 0 94.32 0.00 3.02 0.05 2.50 0.12 16:22:01 1 92.86 0.00 4.58 0.02 2.38 0.17 16:22:01 2 93.27 0.00 3.90 0.07 2.45 0.32 16:22:01 3 94.44 0.00 3.10 0.10 2.28 0.08 16:23:01 all 86.73 0.00 7.02 0.22 2.65 3.38 16:23:01 0 88.99 0.00 7.25 0.12 2.50 1.15 16:23:01 1 80.74 0.00 8.80 0.49 3.05 6.93 16:23:01 2 88.17 0.00 7.38 0.23 2.72 1.50 16:23:01 3 89.01 0.00 4.65 0.05 2.35 3.95 16:24:01 all 26.40 0.00 2.03 0.54 1.02 70.01 16:24:01 0 19.44 0.00 1.40 0.23 0.60 78.32 16:24:01 1 31.67 0.00 1.83 0.65 1.40 64.46 16:24:01 2 35.36 0.00 2.61 0.70 1.26 60.07 16:24:01 3 19.07 0.00 2.33 0.58 0.80 77.22 16:25:01 all 20.78 0.00 1.12 1.28 0.77 76.05 16:25:01 0 22.94 0.00 0.93 0.18 0.65 75.29 16:25:01 1 18.97 0.00 1.08 0.08 0.61 79.25 16:25:01 2 38.70 0.00 1.83 0.27 1.38 57.82 16:25:01 3 2.55 0.00 0.58 4.60 0.47 91.80 16:26:01 all 21.31 0.00 1.23 1.03 0.76 75.68 16:26:01 0 5.58 0.00 0.58 0.00 0.20 93.63 16:26:01 1 2.62 0.00 0.48 0.86 0.50 95.55 16:26:01 2 74.62 0.00 3.40 0.20 2.17 19.61 16:26:01 3 2.57 0.00 0.50 3.07 0.17 93.69 Average: all 44.71 0.41 3.24 1.70 1.43 48.51 Average: 0 42.46 0.00 2.61 1.02 1.23 52.67 Average: 1 40.79 0.48 3.73 1.23 1.47 52.29 Average: 2 57.90 1.14 3.97 2.19 1.86 32.95 Average: 3 37.70 0.01 2.66 2.35 1.17 56.11