---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1237 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 696K 797M 1% /run /dev/vda1 20G 9.5G 9.8G 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 491 4799 0 2684 7195 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:40:79:40 brd ff:ff:ff:ff:ff:ff inet 10.32.7.67/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86034sec preferred_lft 86034sec inet6 fe80::f816:3eff:fe40:7940/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f4:17:b1:dd 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-1237) 12/20/25 _x86_64_ (4 CPU) 08:25:25 LINUX RESTART (4 CPU) 08:26:02 tps rtps wtps bread/s bwrtn/s 08:27:01 108.49 34.60 73.89 1617.76 6934.06 08:28:01 87.17 30.69 56.47 1665.32 9255.66 08:29:01 23.18 0.25 22.93 2.67 4250.89 08:30:01 28.26 11.68 16.58 827.86 5878.35 08:31:01 28.93 2.58 26.35 146.64 12337.68 Average: 55.03 15.90 39.13 849.52 7733.97 08:26:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:27:01 5696216 7349028 2471204 30.26 47172 1780184 1024056 11.11 670952 1617104 135060 08:28:01 5457636 7339656 2709784 33.18 66116 1976808 1041992 11.31 684804 1814616 104900 08:29:01 5381284 7285016 2786136 34.11 70336 1991832 1077956 11.70 744484 1825880 6824 08:30:01 4925776 7289600 3241644 39.69 74804 2437244 1154804 12.53 899364 2106624 269864 08:31:01 4930392 7380188 3237028 39.63 78292 2518748 973524 10.56 838488 2160824 24752 Average: 5278261 7328698 2889159 35.37 67344 2140963 1054466 11.44 767618 1905010 108280 08:26:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 08:27:01 ens3 573.13 304.81 1731.50 74.12 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 lo 1.67 1.67 0.17 0.17 0.00 0.00 0.00 0.00 08:28:01 ens3 98.23 54.24 453.06 13.30 0.00 0.00 0.00 0.00 08:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 08:29:01 ens3 64.81 67.61 163.15 14.51 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 1.50 1.50 0.56 0.56 0.00 0.00 0.00 0.00 08:30:01 ens3 262.11 224.40 3304.02 29.27 0.00 0.00 0.00 0.00 08:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 lo 0.93 0.93 0.11 0.11 0.00 0.00 0.00 0.00 08:31:01 ens3 153.69 88.77 1233.04 22.06 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 Average: lo 1.05 1.05 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 229.26 147.45 1375.78 30.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1237) 12/20/25 _x86_64_ (4 CPU) 08:25:25 LINUX RESTART (4 CPU) 08:26:02 CPU %user %nice %system %iowait %steal %idle 08:27:01 all 23.18 0.00 2.25 3.50 1.96 69.12 08:27:01 0 14.73 0.00 1.89 2.97 1.73 78.67 08:27:01 1 24.73 0.00 1.78 4.51 1.71 67.27 08:27:01 2 9.59 0.00 2.14 5.51 1.76 81.00 08:27:01 3 43.67 0.00 3.20 0.96 2.62 49.54 08:28:01 all 20.21 0.00 1.51 2.48 2.13 73.67 08:28:01 0 19.40 0.00 1.54 1.51 1.89 75.66 08:28:01 1 21.09 0.00 1.55 2.43 2.21 72.73 08:28:01 2 21.04 0.00 1.71 5.32 2.24 69.69 08:28:01 3 19.27 0.00 1.23 0.70 2.20 76.60 08:29:01 all 8.06 0.00 0.51 0.40 1.77 89.26 08:29:01 0 4.35 0.00 0.16 0.00 1.04 94.45 08:29:01 1 11.54 0.00 0.38 1.41 1.63 85.04 08:29:01 2 8.30 0.00 0.33 0.17 1.67 89.53 08:29:01 3 8.08 0.00 1.18 0.02 2.76 87.96 08:30:01 all 54.21 0.00 2.12 0.76 7.34 35.56 08:30:01 0 55.43 0.00 2.39 1.02 7.70 33.46 08:30:01 1 55.39 0.00 2.25 0.59 6.78 34.98 08:30:01 2 49.53 0.00 1.77 1.01 7.25 40.45 08:30:01 3 56.49 0.00 2.07 0.43 7.63 33.38 08:31:01 all 25.29 0.00 1.39 1.09 2.56 69.66 08:31:01 0 9.31 0.00 0.81 0.99 2.32 86.56 08:31:01 1 42.43 0.00 1.65 0.36 3.03 52.52 08:31:01 2 12.27 0.00 1.49 2.78 2.33 81.13 08:31:01 3 37.29 0.00 1.60 0.22 2.59 58.31 Average: all 26.23 0.00 1.55 1.63 3.16 67.42 Average: 0 20.69 0.00 1.35 1.29 2.95 73.72 Average: 1 31.12 0.00 1.52 1.85 3.08 62.43 Average: 2 20.20 0.00 1.49 2.94 3.06 72.32 Average: 3 32.90 0.00 1.85 0.46 3.57 61.22