---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1681 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 9.0G 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 496 5369 0 2109 7204 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:4b:52:10 brd ff:ff:ff:ff:ff:ff inet 10.32.6.2/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fe4b:5210/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:65:25:70:4d 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-1681) 12/26/25 _x86_64_ (4 CPU) 00:53:48 LINUX RESTART (4 CPU) 00:54:01 tps rtps wtps bread/s bwrtn/s 00:55:01 152.61 69.19 83.42 5597.33 39613.55 00:56:01 62.36 0.22 62.14 23.20 9530.81 00:57:01 60.39 12.80 47.59 2253.62 5422.43 Average: 91.78 27.40 64.38 2624.72 18188.93 00:54:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:55:01 5905628 7419556 2261800 27.69 36776 1657604 993672 10.78 579408 1513604 61956 00:56:01 5583864 7363652 2583564 31.63 57616 1887296 1033120 11.21 649572 1734220 118584 00:57:01 5453232 7327616 2714196 33.23 61696 1976104 1080264 11.72 741936 1768020 26588 Average: 5647575 7370275 2519853 30.85 52029 1840335 1035685 11.24 656972 1671948 69043 00:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:55:01 ens3 422.11 221.80 1061.34 65.77 0.00 0.00 0.00 0.00 00:55:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 00:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:56:01 ens3 71.37 61.82 708.44 6.81 0.00 0.00 0.00 0.00 00:56:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 00:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:57:01 ens3 47.36 30.16 115.41 10.09 0.00 0.00 0.00 0.00 00:57:01 lo 2.07 2.07 0.20 0.20 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 180.28 104.59 628.40 27.56 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1681) 12/26/25 _x86_64_ (4 CPU) 00:53:48 LINUX RESTART (4 CPU) 00:54:01 CPU %user %nice %system %iowait %steal %idle 00:55:01 all 18.11 0.00 3.09 5.12 2.56 71.13 00:55:01 0 12.68 0.00 2.05 6.35 2.48 76.45 00:55:01 1 21.40 0.00 2.88 4.84 2.53 68.36 00:55:01 2 18.12 0.00 5.28 4.65 2.87 69.07 00:55:01 3 20.26 0.00 2.11 4.64 2.37 70.62 00:56:01 all 19.38 0.00 1.11 2.05 1.37 76.08 00:56:01 0 12.74 0.00 0.81 1.07 2.04 83.35 00:56:01 1 25.09 0.00 1.60 0.30 1.22 71.80 00:56:01 2 37.77 0.00 1.89 6.83 2.06 51.45 00:56:01 3 1.95 0.00 0.17 0.02 0.15 97.72 00:57:01 all 19.12 0.00 1.32 1.73 1.51 76.32 00:57:01 0 32.40 0.00 1.46 0.57 1.85 63.73 00:57:01 1 10.89 0.00 1.54 2.84 1.41 83.31 00:57:01 2 23.09 0.00 1.08 1.53 1.76 72.55 00:57:01 3 10.11 0.00 1.21 2.00 1.06 85.62 Average: all 18.87 0.00 1.84 2.97 1.81 74.51 Average: 0 19.24 0.00 1.44 2.66 2.12 74.54 Average: 1 19.12 0.00 2.01 2.66 1.72 74.50 Average: 2 26.32 0.00 2.75 4.33 2.23 64.37 Average: 3 10.79 0.00 1.16 2.22 1.20 84.63